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Dense Fog Advisory 0022
Issued by the Sioux Falls Forecast Office

Action Issued Starts Expiration
New 2025-12-24 13:19:50 2025-12-24 13:19:00 2025-12-24 18:00:00
New 2025-12-24 13:19:50 2025-12-24 13:19:00 2025-12-25 09:00:00
Area Extended 2025-12-24 17:58:56 2025-12-25 09:00:00
Continued 2025-12-24 17:58:56 2025-12-25 09:00:00
Time Extended 2025-12-24 17:58:56 2025-12-25 09:00:00
Continued 2025-12-24 19:50:29 2025-12-25 09:00:00
Continued 2025-12-24 19:50:29 2025-12-25 09:00:00
Area Extended 2025-12-24 19:50:29 2025-12-25 09:00:00
Time and Area Extended 2025-12-25 00:32:37 2025-12-25 12:00:00
Time Extended 2025-12-25 00:32:37 2025-12-25 12:00:00
Time and Area Extended 2025-12-25 00:32:37 2025-12-25 12:00:00
Time Extended 2025-12-25 00:32:37 2025-12-25 12:00:00
Continued 2025-12-25 06:16:08 2025-12-25 12:00:00
Continued 2025-12-25 06:16:08 2025-12-25 12:00:00
Time Extended 2025-12-25 11:53:47 2025-12-26 09:00:00
Time Extended 2025-12-25 11:53:47 2025-12-26 09:00:00
Expired 2025-12-25 11:53:47 2025-12-25 12:00:00
Continued 2025-12-25 15:21:52 2025-12-26 09:00:00
Continued 2025-12-25 15:21:52 2025-12-26 09:00:00
Continued 2025-12-25 22:12:33 2025-12-26 09:00:00
Continued 2025-12-25 22:12:33 2025-12-26 09:00:00
Area Extended 2025-12-25 22:12:33 2025-12-26 09:00:00


Action: New
Issued At: 2025-12-24 13:19:50

357 
WWUS73 KFSD 241919
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
119 PM CST Wed Dec 24 2025

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-250600-
/O.NEW.KFSD.FG.Y.0022.251224T1919Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Arnolds Park, Sheldon, Spencer, Le Mars,
Hendricks, Pipestone, Tyler, Worthington, Inwood, Rock Rapids,
Orange City, Cherokee, Ivanhoe, Fulda, Milford, Lakefield, Sioux
Center, Lake Benton, Hull, Larchwood, Battle Creek, Spirit Lake,
Windom, Sibley, Holstein, Mountain Lake, Slayton, Rock Valley,
Storm Lake, Ida Grove, Hartley, Sanborn, Jackson, Luverne,
George, and Hawarden
119 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ040-055-056-062-250000-
/O.NEW.KFSD.FG.Y.0022.251224T1919Z-251225T0000Z/
Brookings-Lake-Moody-Minnehaha-
Including the cities of Sioux Falls, Flandreau, Orland,
Brookings, and Madison
119 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Brookings, Lake, Moody, and Minnehaha Counties.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Dense fog may redevelop overnight through 
  early tomorrow morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Samet


Action: New
Issued At: 2025-12-24 13:19:50

357 
WWUS73 KFSD 241919
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
119 PM CST Wed Dec 24 2025

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-250600-
/O.NEW.KFSD.FG.Y.0022.251224T1919Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Arnolds Park, Sheldon, Spencer, Le Mars,
Hendricks, Pipestone, Tyler, Worthington, Inwood, Rock Rapids,
Orange City, Cherokee, Ivanhoe, Fulda, Milford, Lakefield, Sioux
Center, Lake Benton, Hull, Larchwood, Battle Creek, Spirit Lake,
Windom, Sibley, Holstein, Mountain Lake, Slayton, Rock Valley,
Storm Lake, Ida Grove, Hartley, Sanborn, Jackson, Luverne,
George, and Hawarden
119 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ040-055-056-062-250000-
/O.NEW.KFSD.FG.Y.0022.251224T1919Z-251225T0000Z/
Brookings-Lake-Moody-Minnehaha-
Including the cities of Sioux Falls, Flandreau, Orland,
Brookings, and Madison
119 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Brookings, Lake, Moody, and Minnehaha Counties.

* WHEN...Until 6 PM CST this evening.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Dense fog may redevelop overnight through 
  early tomorrow morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Samet


Action: Area Extended
Issued At: 2025-12-24 17:58:56

917 
WWUS73 KFSD 242358
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
558 PM CST Wed Dec 24 2025

IAZ031-NEZ013-014-SDZ039-054-060-061-065>071-251200-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Miner-Hanson-McCook-Hutchinson-
Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Ponca, Allen, Viborg, North Sioux City,
De Smet, Parkston, Menno, Hurley, Bridgewater, Jefferson, Avon,
Emery, Tyndall, Elk Point, Freeman, Irene, Howard, Canistota,
Centerville, Tripp, Alcester, Salem, Marion, Clayton, Yankton,
Lake Preston, South Sioux City, Parker, Canton, Tea, Beresford,
Vermillion, Tabor, Chancellor, Wakefield, Alexandria, Arlington,
Lennox, Montrose, Sioux City, Harrisburg, Scotland, and
Springfield
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ040-055-056-062-251200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Brookings-Lake-Moody-Minnehaha-
Including the cities of Orland, Brookings, Madison, Sioux Falls,
and Flandreau
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Brookings, Lake, Moody, and Minnehaha Counties.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Windom, Lake Benton, Pipestone, Mountain
Lake, Spencer, Inwood, George, Sioux Center, Larchwood, Arnolds
Park, Hull, Worthington, Luverne, Cherokee, Hawarden, Sanborn,
Hartley, Hendricks, Storm Lake, Orange City, Rock Rapids,
Slayton, Fulda, Tyler, Milford, Lakefield, Ivanhoe, Ida Grove,
Sibley, Holstein, Spirit Lake, Battle Creek, Le Mars, Jackson,
Sheldon, and Rock Valley
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Meyers


Action: Continued
Issued At: 2025-12-24 17:58:56

917 
WWUS73 KFSD 242358
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
558 PM CST Wed Dec 24 2025

IAZ031-NEZ013-014-SDZ039-054-060-061-065>071-251200-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Miner-Hanson-McCook-Hutchinson-
Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Ponca, Allen, Viborg, North Sioux City,
De Smet, Parkston, Menno, Hurley, Bridgewater, Jefferson, Avon,
Emery, Tyndall, Elk Point, Freeman, Irene, Howard, Canistota,
Centerville, Tripp, Alcester, Salem, Marion, Clayton, Yankton,
Lake Preston, South Sioux City, Parker, Canton, Tea, Beresford,
Vermillion, Tabor, Chancellor, Wakefield, Alexandria, Arlington,
Lennox, Montrose, Sioux City, Harrisburg, Scotland, and
Springfield
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ040-055-056-062-251200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Brookings-Lake-Moody-Minnehaha-
Including the cities of Orland, Brookings, Madison, Sioux Falls,
and Flandreau
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Brookings, Lake, Moody, and Minnehaha Counties.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Windom, Lake Benton, Pipestone, Mountain
Lake, Spencer, Inwood, George, Sioux Center, Larchwood, Arnolds
Park, Hull, Worthington, Luverne, Cherokee, Hawarden, Sanborn,
Hartley, Hendricks, Storm Lake, Orange City, Rock Rapids,
Slayton, Fulda, Tyler, Milford, Lakefield, Ivanhoe, Ida Grove,
Sibley, Holstein, Spirit Lake, Battle Creek, Le Mars, Jackson,
Sheldon, and Rock Valley
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Meyers


Action: Time Extended
Issued At: 2025-12-24 17:58:56

917 
WWUS73 KFSD 242358
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
558 PM CST Wed Dec 24 2025

IAZ031-NEZ013-014-SDZ039-054-060-061-065>071-251200-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Miner-Hanson-McCook-Hutchinson-
Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Ponca, Allen, Viborg, North Sioux City,
De Smet, Parkston, Menno, Hurley, Bridgewater, Jefferson, Avon,
Emery, Tyndall, Elk Point, Freeman, Irene, Howard, Canistota,
Centerville, Tripp, Alcester, Salem, Marion, Clayton, Yankton,
Lake Preston, South Sioux City, Parker, Canton, Tea, Beresford,
Vermillion, Tabor, Chancellor, Wakefield, Alexandria, Arlington,
Lennox, Montrose, Sioux City, Harrisburg, Scotland, and
Springfield
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ040-055-056-062-251200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Brookings-Lake-Moody-Minnehaha-
Including the cities of Orland, Brookings, Madison, Sioux Falls,
and Flandreau
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Brookings, Lake, Moody, and Minnehaha Counties.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Windom, Lake Benton, Pipestone, Mountain
Lake, Spencer, Inwood, George, Sioux Center, Larchwood, Arnolds
Park, Hull, Worthington, Luverne, Cherokee, Hawarden, Sanborn,
Hartley, Hendricks, Storm Lake, Orange City, Rock Rapids,
Slayton, Fulda, Tyler, Milford, Lakefield, Ivanhoe, Ida Grove,
Sibley, Holstein, Spirit Lake, Battle Creek, Le Mars, Jackson,
Sheldon, and Rock Valley
558 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Meyers


Action: Continued
Issued At: 2025-12-24 19:50:29

885 
WWUS73 KFSD 250150
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
750 PM CST Wed Dec 24 2025

SDZ053-059-063-064-251200-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Sanborn-Davison-Charles Mix-Douglas-
Including the cities of Woonsocket, Mitchell, Marty, Armour,
Platte, Corsica, Wagner, Delmont, and Lake Andes
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Sanborn, Charles Mix, Douglas, and Davison Counties.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Windom, Lake Benton, Pipestone, Mountain
Lake, Spencer, Inwood, George, Sioux Center, Larchwood, Arnolds
Park, Hull, Worthington, Luverne, Cherokee, Hawarden, Sanborn,
Hartley, Hendricks, Storm Lake, Orange City, Rock Rapids,
Slayton, Fulda, Tyler, Milford, Lakefield, Ivanhoe, Ida Grove,
Sibley, Holstein, Spirit Lake, Battle Creek, Le Mars, Jackson,
Sheldon, and Rock Valley
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-054>056-060>062-065>071-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Miner-Lake-Moody-Hanson-
McCook-Minnehaha-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-
Union-
Including the cities of Ponca, Allen, Viborg, North Sioux City,
Orland, De Smet, Parkston, Menno, Hurley, Bridgewater, Jefferson,
Avon, Emery, Tyndall, Elk Point, Freeman, Irene, Sioux Falls,
Howard, Canistota, Centerville, Tripp, Madison, Alcester, Salem,
Marion, Clayton, Yankton, Lake Preston, South Sioux City, Parker,
Canton, Tea, Springfield, Beresford, Vermillion, Tabor,
Brookings, Chancellor, Wakefield, Alexandria, Arlington, Lennox,
Montrose, Sioux City, Harrisburg, Scotland, and Flandreau
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Meyers


Action: Continued
Issued At: 2025-12-24 19:50:29

885 
WWUS73 KFSD 250150
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
750 PM CST Wed Dec 24 2025

SDZ053-059-063-064-251200-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Sanborn-Davison-Charles Mix-Douglas-
Including the cities of Woonsocket, Mitchell, Marty, Armour,
Platte, Corsica, Wagner, Delmont, and Lake Andes
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Sanborn, Charles Mix, Douglas, and Davison Counties.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Windom, Lake Benton, Pipestone, Mountain
Lake, Spencer, Inwood, George, Sioux Center, Larchwood, Arnolds
Park, Hull, Worthington, Luverne, Cherokee, Hawarden, Sanborn,
Hartley, Hendricks, Storm Lake, Orange City, Rock Rapids,
Slayton, Fulda, Tyler, Milford, Lakefield, Ivanhoe, Ida Grove,
Sibley, Holstein, Spirit Lake, Battle Creek, Le Mars, Jackson,
Sheldon, and Rock Valley
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-054>056-060>062-065>071-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Miner-Lake-Moody-Hanson-
McCook-Minnehaha-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-
Union-
Including the cities of Ponca, Allen, Viborg, North Sioux City,
Orland, De Smet, Parkston, Menno, Hurley, Bridgewater, Jefferson,
Avon, Emery, Tyndall, Elk Point, Freeman, Irene, Sioux Falls,
Howard, Canistota, Centerville, Tripp, Madison, Alcester, Salem,
Marion, Clayton, Yankton, Lake Preston, South Sioux City, Parker,
Canton, Tea, Springfield, Beresford, Vermillion, Tabor,
Brookings, Chancellor, Wakefield, Alexandria, Arlington, Lennox,
Montrose, Sioux City, Harrisburg, Scotland, and Flandreau
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Meyers


Action: Area Extended
Issued At: 2025-12-24 19:50:29

885 
WWUS73 KFSD 250150
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
750 PM CST Wed Dec 24 2025

SDZ053-059-063-064-251200-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Sanborn-Davison-Charles Mix-Douglas-
Including the cities of Woonsocket, Mitchell, Marty, Armour,
Platte, Corsica, Wagner, Delmont, and Lake Andes
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Sanborn, Charles Mix, Douglas, and Davison Counties.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Windom, Lake Benton, Pipestone, Mountain
Lake, Spencer, Inwood, George, Sioux Center, Larchwood, Arnolds
Park, Hull, Worthington, Luverne, Cherokee, Hawarden, Sanborn,
Hartley, Hendricks, Storm Lake, Orange City, Rock Rapids,
Slayton, Fulda, Tyler, Milford, Lakefield, Ivanhoe, Ida Grove,
Sibley, Holstein, Spirit Lake, Battle Creek, Le Mars, Jackson,
Sheldon, and Rock Valley
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-054>056-060>062-065>071-251200-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Miner-Lake-Moody-Hanson-
McCook-Minnehaha-Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-
Union-
Including the cities of Ponca, Allen, Viborg, North Sioux City,
Orland, De Smet, Parkston, Menno, Hurley, Bridgewater, Jefferson,
Avon, Emery, Tyndall, Elk Point, Freeman, Irene, Sioux Falls,
Howard, Canistota, Centerville, Tripp, Madison, Alcester, Salem,
Marion, Clayton, Yankton, Lake Preston, South Sioux City, Parker,
Canton, Tea, Springfield, Beresford, Vermillion, Tabor,
Brookings, Chancellor, Wakefield, Alexandria, Arlington, Lennox,
Montrose, Sioux City, Harrisburg, Scotland, and Flandreau
750 PM CST Wed Dec 24 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THURSDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Thursday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Meyers


Action: Time and Area Extended
Issued At: 2025-12-25 00:32:37

819 
WWUS73 KFSD 250631
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1231 AM CST Thu Dec 25 2025

MNZ072-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-
Including the cities of Marshall
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Lyon County.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ038-050-052-057-058-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Beadle-Gregory-Jerauld-Brule-Aurora-
Including the cities of Alpena, White Lake, Plankinton, Kimball,
Gregory, Burke, Wessington Springs, Huron, Chamberlain, and
Stickney
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Jerauld, Beadle, Aurora, Brule, and Gregory Counties.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Spirit Lake, Fulda, Battle Creek,
Holstein, Larchwood, Storm Lake, George, Sanborn, Worthington,
Milford, Pipestone, Rock Rapids, Hull, Hawarden, Ivanhoe,
Hendricks, Ida Grove, Tyler, Windom, Cherokee, Jackson, Sibley,
Mountain Lake, Rock Valley, Orange City, Luverne, Inwood, Sioux
Center, Sheldon, Le Mars, Lakefield, Lake Benton, Spencer,
Hartley, Slayton, and Arnolds Park
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-053>056-059>071-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Sanborn-Miner-Lake-
Moody-Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-
Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Canistota, Elk Point, Lennox, Brookings,
Salem, Menno, Freeman, Tabor, Alexandria, Sioux City, Hurley,
Canton, Woonsocket, Harrisburg, Parkston, North Sioux City,
Irene, Clayton, Vermillion, Flandreau, Ponca, Centerville,
Alcester, Sioux Falls, Arlington, Viborg, Emery, Yankton,
Madison, Delmont, Lake Preston, Beresford, Scotland, Mitchell,
Armour, Chancellor, De Smet, Howard, Allen, Parker, Tea, Orland,
Bridgewater, Wagner, Montrose, Marion, South Sioux City, Avon,
Tyndall, Lake Andes, Marty, Springfield, Platte, Jefferson,
Corsica, Wakefield, and Tripp
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central, south central, and southeast South Dakota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

JH


Action: Time Extended
Issued At: 2025-12-25 00:32:37

819 
WWUS73 KFSD 250631
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1231 AM CST Thu Dec 25 2025

MNZ072-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-
Including the cities of Marshall
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Lyon County.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ038-050-052-057-058-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Beadle-Gregory-Jerauld-Brule-Aurora-
Including the cities of Alpena, White Lake, Plankinton, Kimball,
Gregory, Burke, Wessington Springs, Huron, Chamberlain, and
Stickney
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Jerauld, Beadle, Aurora, Brule, and Gregory Counties.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Spirit Lake, Fulda, Battle Creek,
Holstein, Larchwood, Storm Lake, George, Sanborn, Worthington,
Milford, Pipestone, Rock Rapids, Hull, Hawarden, Ivanhoe,
Hendricks, Ida Grove, Tyler, Windom, Cherokee, Jackson, Sibley,
Mountain Lake, Rock Valley, Orange City, Luverne, Inwood, Sioux
Center, Sheldon, Le Mars, Lakefield, Lake Benton, Spencer,
Hartley, Slayton, and Arnolds Park
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-053>056-059>071-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Sanborn-Miner-Lake-
Moody-Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-
Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Canistota, Elk Point, Lennox, Brookings,
Salem, Menno, Freeman, Tabor, Alexandria, Sioux City, Hurley,
Canton, Woonsocket, Harrisburg, Parkston, North Sioux City,
Irene, Clayton, Vermillion, Flandreau, Ponca, Centerville,
Alcester, Sioux Falls, Arlington, Viborg, Emery, Yankton,
Madison, Delmont, Lake Preston, Beresford, Scotland, Mitchell,
Armour, Chancellor, De Smet, Howard, Allen, Parker, Tea, Orland,
Bridgewater, Wagner, Montrose, Marion, South Sioux City, Avon,
Tyndall, Lake Andes, Marty, Springfield, Platte, Jefferson,
Corsica, Wakefield, and Tripp
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central, south central, and southeast South Dakota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

JH


Action: Time and Area Extended
Issued At: 2025-12-25 00:32:37

819 
WWUS73 KFSD 250631
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1231 AM CST Thu Dec 25 2025

MNZ072-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-
Including the cities of Marshall
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Lyon County.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ038-050-052-057-058-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Beadle-Gregory-Jerauld-Brule-Aurora-
Including the cities of Alpena, White Lake, Plankinton, Kimball,
Gregory, Burke, Wessington Springs, Huron, Chamberlain, and
Stickney
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Jerauld, Beadle, Aurora, Brule, and Gregory Counties.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Spirit Lake, Fulda, Battle Creek,
Holstein, Larchwood, Storm Lake, George, Sanborn, Worthington,
Milford, Pipestone, Rock Rapids, Hull, Hawarden, Ivanhoe,
Hendricks, Ida Grove, Tyler, Windom, Cherokee, Jackson, Sibley,
Mountain Lake, Rock Valley, Orange City, Luverne, Inwood, Sioux
Center, Sheldon, Le Mars, Lakefield, Lake Benton, Spencer,
Hartley, Slayton, and Arnolds Park
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-053>056-059>071-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Sanborn-Miner-Lake-
Moody-Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-
Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Canistota, Elk Point, Lennox, Brookings,
Salem, Menno, Freeman, Tabor, Alexandria, Sioux City, Hurley,
Canton, Woonsocket, Harrisburg, Parkston, North Sioux City,
Irene, Clayton, Vermillion, Flandreau, Ponca, Centerville,
Alcester, Sioux Falls, Arlington, Viborg, Emery, Yankton,
Madison, Delmont, Lake Preston, Beresford, Scotland, Mitchell,
Armour, Chancellor, De Smet, Howard, Allen, Parker, Tea, Orland,
Bridgewater, Wagner, Montrose, Marion, South Sioux City, Avon,
Tyndall, Lake Andes, Marty, Springfield, Platte, Jefferson,
Corsica, Wakefield, and Tripp
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central, south central, and southeast South Dakota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

JH


Action: Time Extended
Issued At: 2025-12-25 00:32:37

819 
WWUS73 KFSD 250631
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1231 AM CST Thu Dec 25 2025

MNZ072-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-
Including the cities of Marshall
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Lyon County.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SDZ038-050-052-057-058-251800-
/O.EXB.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Beadle-Gregory-Jerauld-Brule-Aurora-
Including the cities of Alpena, White Lake, Plankinton, Kimball,
Gregory, Burke, Wessington Springs, Huron, Chamberlain, and
Stickney
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Jerauld, Beadle, Aurora, Brule, and Gregory Counties.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-080-081-089-090-097-098-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-Pipestone-Rock-
Including the cities of Spirit Lake, Fulda, Battle Creek,
Holstein, Larchwood, Storm Lake, George, Sanborn, Worthington,
Milford, Pipestone, Rock Rapids, Hull, Hawarden, Ivanhoe,
Hendricks, Ida Grove, Tyler, Windom, Cherokee, Jackson, Sibley,
Mountain Lake, Rock Valley, Orange City, Luverne, Inwood, Sioux
Center, Sheldon, Le Mars, Lakefield, Lake Benton, Spencer,
Hartley, Slayton, and Arnolds Park
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-053>056-059>071-251800-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Sanborn-Miner-Lake-
Moody-Davison-Hanson-McCook-Minnehaha-Charles Mix-Douglas-
Hutchinson-Turner-Lincoln-Bon Homme-Yankton-Clay-Union-
Including the cities of Canistota, Elk Point, Lennox, Brookings,
Salem, Menno, Freeman, Tabor, Alexandria, Sioux City, Hurley,
Canton, Woonsocket, Harrisburg, Parkston, North Sioux City,
Irene, Clayton, Vermillion, Flandreau, Ponca, Centerville,
Alcester, Sioux Falls, Arlington, Viborg, Emery, Yankton,
Madison, Delmont, Lake Preston, Beresford, Scotland, Mitchell,
Armour, Chancellor, De Smet, Howard, Allen, Parker, Tea, Orland,
Bridgewater, Wagner, Montrose, Marion, South Sioux City, Avon,
Tyndall, Lake Andes, Marty, Springfield, Platte, Jefferson,
Corsica, Wakefield, and Tripp
1231 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central, south central, and southeast South Dakota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

JH


Action: Continued
Issued At: 2025-12-25 06:16:08

677 
WWUS73 KFSD 251215
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
615 AM CST Thu Dec 25 2025

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
251800-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Spirit Lake, Fulda, Battle Creek,
Holstein, Larchwood, Storm Lake, George, Sanborn, Worthington,
Milford, Pipestone, Rock Rapids, Hull, Hawarden, Ivanhoe,
Hendricks, Ida Grove, Tyler, Marshall, Windom, Cherokee, Jackson,
Sibley, Mountain Lake, Rock Valley, Orange City, Luverne, Inwood,
Sioux Center, Sheldon, Le Mars, Lakefield, Lake Benton, Spencer,
Hartley, Slayton, and Arnolds Park
615 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one half mile or less at times in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ038>040-050-052>071-251800-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Woodbury-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-Jerauld-
Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln-Bon Homme-
Yankton-Clay-Union-
Including the cities of Canistota, Elk Point, Lennox, Brookings,
Plankinton, Salem, Menno, Freeman, Tabor, Alexandria, Sioux City,
Hurley, Canton, Woonsocket, Harrisburg, Parkston, North Sioux
City, Alpena, Irene, Clayton, Vermillion, Kimball, Flandreau,
Gregory, Ponca, Centerville, Alcester, Sioux Falls, Arlington,
Chamberlain, Viborg, Emery, Yankton, Madison, Delmont, White
Lake, Lake Preston, Beresford, Stickney, Mitchell, Scotland,
Armour, Chancellor, De Smet, Howard, Allen, Parker, Tea, Orland,
Bridgewater, Wagner, Montrose, Marion, South Sioux City, Avon,
Tyndall, Lake Andes, Burke, Marty, Springfield, Platte,
Jefferson, Wessington Springs, Huron, Corsica, Wakefield, and
Tripp
615 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one half mile or less at times in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  central, east central, south central, and southeast South Dakota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

JH


Action: Continued
Issued At: 2025-12-25 06:16:08

677 
WWUS73 KFSD 251215
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
615 AM CST Thu Dec 25 2025

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
251800-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Spirit Lake, Fulda, Battle Creek,
Holstein, Larchwood, Storm Lake, George, Sanborn, Worthington,
Milford, Pipestone, Rock Rapids, Hull, Hawarden, Ivanhoe,
Hendricks, Ida Grove, Tyler, Marshall, Windom, Cherokee, Jackson,
Sibley, Mountain Lake, Rock Valley, Orange City, Luverne, Inwood,
Sioux Center, Sheldon, Le Mars, Lakefield, Lake Benton, Spencer,
Hartley, Slayton, and Arnolds Park
615 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one half mile or less at times in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ038>040-050-052>071-251800-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Woodbury-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-Jerauld-
Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Lincoln-Bon Homme-
Yankton-Clay-Union-
Including the cities of Canistota, Elk Point, Lennox, Brookings,
Plankinton, Salem, Menno, Freeman, Tabor, Alexandria, Sioux City,
Hurley, Canton, Woonsocket, Harrisburg, Parkston, North Sioux
City, Alpena, Irene, Clayton, Vermillion, Kimball, Flandreau,
Gregory, Ponca, Centerville, Alcester, Sioux Falls, Arlington,
Chamberlain, Viborg, Emery, Yankton, Madison, Delmont, White
Lake, Lake Preston, Beresford, Stickney, Mitchell, Scotland,
Armour, Chancellor, De Smet, Howard, Allen, Parker, Tea, Orland,
Bridgewater, Wagner, Montrose, Marion, South Sioux City, Avon,
Tyndall, Lake Andes, Burke, Marty, Springfield, Platte,
Jefferson, Wessington Springs, Huron, Corsica, Wakefield, and
Tripp
615 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

* WHAT...Visibility one half mile or less at times in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  central, east central, south central, and southeast South Dakota.

* WHEN...Until noon CST today.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

JH


Action: Time Extended
Issued At: 2025-12-25 11:53:47

215 
WWUS73 KFSD 251753
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1153 AM CST Thu Dec 25 2025

SDZ038-050-052>054-057>060-063>065-068-251900-
/O.EXP.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Beadle-Gregory-Jerauld-Sanborn-Miner-Brule-Aurora-Davison-Hanson-
Charles Mix-Douglas-Hutchinson-Bon Homme-
Including the cities of Gregory, Freeman, Armour, Wagner, Menno,
Woonsocket, Kimball, Alexandria, Delmont, Lake Andes, Platte,
Huron, Alpena, Howard, Mitchell, Tyndall, Tripp, Stickney, Tabor,
Springfield, Clayton, Parkston, Plankinton, Corsica, White Lake,
Burke, Marty, Chamberlain, Scotland, Emery, Avon, and Wessington
Springs
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY WILL EXPIRE AT NOON CST TODAY...

While fog will remain through the afternoon into the evening, the 
widespread dense fog is not expected. There will still be a chance 
that dense fog could redevelop tonight after sunset.

$$

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
260200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Ida Grove, Worthington, George,
Hendricks, Spencer, Sibley, Le Mars, Battle Creek, Lake Benton,
Rock Rapids, Hawarden, Spirit Lake, Arnolds Park, Ivanhoe,
Jackson, Larchwood, Orange City, Hartley, Inwood, Sheldon, Sioux
Center, Marshall, Sanborn, Windom, Slayton, Mountain Lake, Hull,
Holstein, Luverne, Rock Valley, Lakefield, Storm Lake, Tyler,
Cherokee, Fulda, Pipestone, and Milford
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog. Some 
  improvement in visibility is likely through the afternoon, but the 
  visibility should rapidly drop again after sunset.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-260200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Lennox, De Smet, Chancellor, Arlington,
Irene, Elk Point, Sioux City, Parker, Harrisburg, Wakefield,
Beresford, Orland, Bridgewater, Vermillion, Viborg, Canton,
Montrose, Lake Preston, Jefferson, Salem, Marion, Centerville,
Madison, Tea, Flandreau, Allen, North Sioux City, Sioux Falls,
Ponca, South Sioux City, Canistota, Yankton, Hurley, Brookings,
and Alcester
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog. Some 
  improvement in visibility is likely through the afternoon, but the 
  visibility should rapidly drop again after sunset.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Weisser


Action: Time Extended
Issued At: 2025-12-25 11:53:47

215 
WWUS73 KFSD 251753
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1153 AM CST Thu Dec 25 2025

SDZ038-050-052>054-057>060-063>065-068-251900-
/O.EXP.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Beadle-Gregory-Jerauld-Sanborn-Miner-Brule-Aurora-Davison-Hanson-
Charles Mix-Douglas-Hutchinson-Bon Homme-
Including the cities of Gregory, Freeman, Armour, Wagner, Menno,
Woonsocket, Kimball, Alexandria, Delmont, Lake Andes, Platte,
Huron, Alpena, Howard, Mitchell, Tyndall, Tripp, Stickney, Tabor,
Springfield, Clayton, Parkston, Plankinton, Corsica, White Lake,
Burke, Marty, Chamberlain, Scotland, Emery, Avon, and Wessington
Springs
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY WILL EXPIRE AT NOON CST TODAY...

While fog will remain through the afternoon into the evening, the 
widespread dense fog is not expected. There will still be a chance 
that dense fog could redevelop tonight after sunset.

$$

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
260200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Ida Grove, Worthington, George,
Hendricks, Spencer, Sibley, Le Mars, Battle Creek, Lake Benton,
Rock Rapids, Hawarden, Spirit Lake, Arnolds Park, Ivanhoe,
Jackson, Larchwood, Orange City, Hartley, Inwood, Sheldon, Sioux
Center, Marshall, Sanborn, Windom, Slayton, Mountain Lake, Hull,
Holstein, Luverne, Rock Valley, Lakefield, Storm Lake, Tyler,
Cherokee, Fulda, Pipestone, and Milford
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog. Some 
  improvement in visibility is likely through the afternoon, but the 
  visibility should rapidly drop again after sunset.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-260200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Lennox, De Smet, Chancellor, Arlington,
Irene, Elk Point, Sioux City, Parker, Harrisburg, Wakefield,
Beresford, Orland, Bridgewater, Vermillion, Viborg, Canton,
Montrose, Lake Preston, Jefferson, Salem, Marion, Centerville,
Madison, Tea, Flandreau, Allen, North Sioux City, Sioux Falls,
Ponca, South Sioux City, Canistota, Yankton, Hurley, Brookings,
and Alcester
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog. Some 
  improvement in visibility is likely through the afternoon, but the 
  visibility should rapidly drop again after sunset.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Weisser


Action: Expired
Issued At: 2025-12-25 11:53:47

215 
WWUS73 KFSD 251753
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1153 AM CST Thu Dec 25 2025

SDZ038-050-052>054-057>060-063>065-068-251900-
/O.EXP.KFSD.FG.Y.0022.000000T0000Z-251225T1800Z/
Beadle-Gregory-Jerauld-Sanborn-Miner-Brule-Aurora-Davison-Hanson-
Charles Mix-Douglas-Hutchinson-Bon Homme-
Including the cities of Gregory, Freeman, Armour, Wagner, Menno,
Woonsocket, Kimball, Alexandria, Delmont, Lake Andes, Platte,
Huron, Alpena, Howard, Mitchell, Tyndall, Tripp, Stickney, Tabor,
Springfield, Clayton, Parkston, Plankinton, Corsica, White Lake,
Burke, Marty, Chamberlain, Scotland, Emery, Avon, and Wessington
Springs
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY WILL EXPIRE AT NOON CST TODAY...

While fog will remain through the afternoon into the evening, the 
widespread dense fog is not expected. There will still be a chance 
that dense fog could redevelop tonight after sunset.

$$

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
260200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Ida Grove, Worthington, George,
Hendricks, Spencer, Sibley, Le Mars, Battle Creek, Lake Benton,
Rock Rapids, Hawarden, Spirit Lake, Arnolds Park, Ivanhoe,
Jackson, Larchwood, Orange City, Hartley, Inwood, Sheldon, Sioux
Center, Marshall, Sanborn, Windom, Slayton, Mountain Lake, Hull,
Holstein, Luverne, Rock Valley, Lakefield, Storm Lake, Tyler,
Cherokee, Fulda, Pipestone, and Milford
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog. Some 
  improvement in visibility is likely through the afternoon, but the 
  visibility should rapidly drop again after sunset.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous. 
  Watch for slick spots on untreated roads where temperatures are 
  below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-260200-
/O.EXT.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Lennox, De Smet, Chancellor, Arlington,
Irene, Elk Point, Sioux City, Parker, Harrisburg, Wakefield,
Beresford, Orland, Bridgewater, Vermillion, Viborg, Canton,
Montrose, Lake Preston, Jefferson, Salem, Marion, Centerville,
Madison, Tea, Flandreau, Allen, North Sioux City, Sioux Falls,
Ponca, South Sioux City, Canistota, Yankton, Hurley, Brookings,
and Alcester
1153 AM CST Thu Dec 25 2025

...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog. Some 
  improvement in visibility is likely through the afternoon, but the 
  visibility should rapidly drop again after sunset.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

Weisser


Action: Continued
Issued At: 2025-12-25 15:21:52

771 
WWUS73 KFSD 252121
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
321 PM CST Thu Dec 25 2025

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
260530-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Ida Grove, Hendricks, Lake Benton,
George, Cherokee, Spirit Lake, Slayton, Pipestone, Sheldon,
Spencer, Hartley, Jackson, Windom, Worthington, Rock Rapids,
Sanborn, Tyler, Rock Valley, Arnolds Park, Ivanhoe, Battle Creek,
Sibley, Hull, Mountain Lake, Storm Lake, Le Mars, Lakefield,
Luverne, Fulda, Inwood, Sioux Center, Larchwood, Orange City,
Hawarden, Holstein, Milford, and Marshall
321 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-260530-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Parker, Hurley, Marion, North Sioux City,
Flandreau, Jefferson, Harrisburg, Sioux City, Chancellor,
Beresford, Alcester, Bridgewater, Arlington, Orland, Brookings,
De Smet, Montrose, Irene, Wakefield, Allen, Sioux Falls, Elk
Point, Tea, Canistota, Vermillion, Centerville, Canton, Madison,
South Sioux City, Ponca, Lake Preston, Yankton, Salem, Lennox,
and Viborg
321 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SG


Action: Continued
Issued At: 2025-12-25 15:21:52

771 
WWUS73 KFSD 252121
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
321 PM CST Thu Dec 25 2025

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
260530-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Ida Grove, Hendricks, Lake Benton,
George, Cherokee, Spirit Lake, Slayton, Pipestone, Sheldon,
Spencer, Hartley, Jackson, Windom, Worthington, Rock Rapids,
Sanborn, Tyler, Rock Valley, Arnolds Park, Ivanhoe, Battle Creek,
Sibley, Hull, Mountain Lake, Storm Lake, Le Mars, Lakefield,
Luverne, Fulda, Inwood, Sioux Center, Larchwood, Orange City,
Hawarden, Holstein, Milford, and Marshall
321 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-260530-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Parker, Hurley, Marion, North Sioux City,
Flandreau, Jefferson, Harrisburg, Sioux City, Chancellor,
Beresford, Alcester, Bridgewater, Arlington, Orland, Brookings,
De Smet, Montrose, Irene, Wakefield, Allen, Sioux Falls, Elk
Point, Tea, Canistota, Vermillion, Centerville, Canton, Madison,
South Sioux City, Ponca, Lake Preston, Yankton, Salem, Lennox,
and Viborg
321 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SG


Action: Continued
Issued At: 2025-12-25 22:12:33

162 
WWUS73 KFSD 260412
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1012 PM CST Thu Dec 25 2025

SDZ038-053-054-059-060-065-261215-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Beadle-Sanborn-Miner-Davison-Hanson-Hutchinson-
Including the cities of Emery, Freeman, Alexandria, Woonsocket,
Parkston, Menno, Howard, Huron, Mitchell, Tripp, and Clayton
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
261215-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Sioux Center, Rock Rapids, Tyler, Le
Mars, Lakefield, Hartley, Hendricks, Milford, Marshall, Ida
Grove, Mountain Lake, Worthington, Rock Valley, Arnolds Park,
Spencer, Ivanhoe, Sibley, Battle Creek, Pipestone, Windom,
Jackson, Spirit Lake, Inwood, Sanborn, Storm Lake, Holstein,
Hull, Cherokee, Orange City, Hawarden, George, Slayton, Lake
Benton, Larchwood, Fulda, Luverne, and Sheldon
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-261215-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Sioux City, Irene, Brookings, Parker,
Sioux Falls, Allen, Wakefield, Arlington, Lake Preston, Elk
Point, Flandreau, Alcester, De Smet, Vermillion, Centerville,
Hurley, Tea, Canton, Canistota, Ponca, Madison, Lennox,
Jefferson, Yankton, Montrose, Marion, Salem, South Sioux City,
Orland, Chancellor, Bridgewater, Viborg, Harrisburg, North Sioux
City, and Beresford
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SG


Action: Continued
Issued At: 2025-12-25 22:12:33

162 
WWUS73 KFSD 260412
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1012 PM CST Thu Dec 25 2025

SDZ038-053-054-059-060-065-261215-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Beadle-Sanborn-Miner-Davison-Hanson-Hutchinson-
Including the cities of Emery, Freeman, Alexandria, Woonsocket,
Parkston, Menno, Howard, Huron, Mitchell, Tripp, and Clayton
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
261215-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Sioux Center, Rock Rapids, Tyler, Le
Mars, Lakefield, Hartley, Hendricks, Milford, Marshall, Ida
Grove, Mountain Lake, Worthington, Rock Valley, Arnolds Park,
Spencer, Ivanhoe, Sibley, Battle Creek, Pipestone, Windom,
Jackson, Spirit Lake, Inwood, Sanborn, Storm Lake, Holstein,
Hull, Cherokee, Orange City, Hawarden, George, Slayton, Lake
Benton, Larchwood, Fulda, Luverne, and Sheldon
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-261215-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Sioux City, Irene, Brookings, Parker,
Sioux Falls, Allen, Wakefield, Arlington, Lake Preston, Elk
Point, Flandreau, Alcester, De Smet, Vermillion, Centerville,
Hurley, Tea, Canton, Canistota, Ponca, Madison, Lennox,
Jefferson, Yankton, Montrose, Marion, Salem, South Sioux City,
Orland, Chancellor, Bridgewater, Viborg, Harrisburg, North Sioux
City, and Beresford
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SG


Action: Area Extended
Issued At: 2025-12-25 22:12:33

162 
WWUS73 KFSD 260412
NPWFSD

URGENT - WEATHER MESSAGE
National Weather Service Sioux Falls SD
1012 PM CST Thu Dec 25 2025

SDZ038-053-054-059-060-065-261215-
/O.EXA.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Beadle-Sanborn-Miner-Davison-Hanson-Hutchinson-
Including the cities of Emery, Freeman, Alexandria, Woonsocket,
Parkston, Menno, Howard, Huron, Mitchell, Tripp, and Clayton
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter to one half mile in dense fog.

* WHERE...Portions of east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ001>003-012>014-020>022-032-MNZ071-072-080-081-089-090-097-098-
261215-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Lyon-Osceola-Dickinson-Sioux-OBrien-Clay-Plymouth-Cherokee-Buena
Vista-Ida-Lincoln-Lyon-Murray-Cottonwood-Nobles-Jackson-Pipestone-
Rock-
Including the cities of Sioux Center, Rock Rapids, Tyler, Le
Mars, Lakefield, Hartley, Hendricks, Milford, Marshall, Ida
Grove, Mountain Lake, Worthington, Rock Valley, Arnolds Park,
Spencer, Ivanhoe, Sibley, Battle Creek, Pipestone, Windom,
Jackson, Spirit Lake, Inwood, Sanborn, Storm Lake, Holstein,
Hull, Cherokee, Orange City, Hawarden, George, Slayton, Lake
Benton, Larchwood, Fulda, Luverne, and Sheldon
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of northwest and west central Iowa and southwest 
  Minnesota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

IAZ031-NEZ013-014-SDZ039-040-055-056-061-062-066-067-069>071-261215-
/O.CON.KFSD.FG.Y.0022.000000T0000Z-251226T1500Z/
Woodbury-Dixon-Dakota-Kingsbury-Brookings-Lake-Moody-McCook-
Minnehaha-Turner-Lincoln-Yankton-Clay-Union-
Including the cities of Sioux City, Irene, Brookings, Parker,
Sioux Falls, Allen, Wakefield, Arlington, Lake Preston, Elk
Point, Flandreau, Alcester, De Smet, Vermillion, Centerville,
Hurley, Tea, Canton, Canistota, Ponca, Madison, Lennox,
Jefferson, Yankton, Montrose, Marion, Salem, South Sioux City,
Orland, Chancellor, Bridgewater, Viborg, Harrisburg, North Sioux
City, and Beresford
1012 PM CST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST FRIDAY...

* WHAT...Visibility one quarter mile or less in dense fog.

* WHERE...Portions of west central Iowa, northeast Nebraska, and 
  east central and southeast South Dakota.

* WHEN...Until 9 AM CST Friday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy slick spots are possible along and 
  north of I-90 as temperatures fall below freezing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of 
distance ahead of you.

&&

$$

SG



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