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Dense Fog Advisory 0012
Issued by the Glasgow Forecast Office

Action Issued Starts Expiration
New 2025-12-25 11:41:47 2025-12-25 11:41:00 2025-12-26 09:00:00
Continued 2025-12-25 17:35:25 2025-12-26 09:00:00
Area Extended 2025-12-25 17:35:25 2025-12-26 09:00:00


Action: New
Issued At: 2025-12-25 11:41:47

851 
WWUS75 KGGW 251741
NPWGGW

URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
1041 AM MST Thu Dec 25 2025

MTZ017>020-061-062-261200-
/O.NEW.KGGW.FG.Y.0012.251225T1741Z-251226T1500Z/
Central and Southern Valley-Daniels-Sheridan-Western Roosevelt-
Northern Valley-Eastern Roosevelt-
Including Culbertson, Frazer, Medicine Lake, Scobey, Hinsdale,
Wolf Point, Glasgow, Fort Peck, Plentywood, Opheim, and Poplar
1041 AM MST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM MST FRIDAY...

* WHAT...Visibility as low as 1/4 mile at times in dense fog.

* WHERE...Central and Southern Valley, Daniels, Eastern Roosevelt, 
  Northern Valley, Sheridan, and Western Roosevelt Counties.

* WHEN...Until 8 AM MST Friday.

* IMPACTS...Visibility as low as 1/4 mile at times may make for 
  difficult travel. Rime ice as well as spotty light freezing rain 
  may also lead to slick driving conditions.

* ADDITIONAL DETAILS...Patchy dense freezing fog may improve for a 
  time this afternoon but is expected to become more widespread once 
  again overnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

Maliawco


Action: Continued
Issued At: 2025-12-25 17:35:25

365 
WWUS75 KGGW 252334
NPWGGW

URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
434 PM MST Thu Dec 25 2025

MTZ016-261200-
/O.EXA.KGGW.FG.Y.0012.000000T0000Z-251226T1500Z/
Central and Southeast Phillips-
Including Saco and Malta
434 PM MST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM MST FRIDAY...

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

* WHERE...Central and Southeast Phillips County.

* WHEN...Until 8 AM MST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MTZ017>020-061-062-261200-
/O.CON.KGGW.FG.Y.0012.000000T0000Z-251226T1500Z/
Central and Southern Valley-Daniels-Sheridan-Western Roosevelt-
Northern Valley-Eastern Roosevelt-
Including Poplar, Frazer, Medicine Lake, Opheim, Glasgow, Scobey,
Wolf Point, Culbertson, Fort Peck, Hinsdale, and Plentywood
434 PM MST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST FRIDAY...

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

* WHERE...Central and Southern Valley, Daniels, Eastern Roosevelt, 
  Northern Valley, Sheridan, and Western Roosevelt Counties.

* WHEN...Until 8 AM MST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TFJ


Action: Area Extended
Issued At: 2025-12-25 17:35:25

365 
WWUS75 KGGW 252334
NPWGGW

URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
434 PM MST Thu Dec 25 2025

MTZ016-261200-
/O.EXA.KGGW.FG.Y.0012.000000T0000Z-251226T1500Z/
Central and Southeast Phillips-
Including Saco and Malta
434 PM MST Thu Dec 25 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL 8 AM MST FRIDAY...

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

* WHERE...Central and Southeast Phillips County.

* WHEN...Until 8 AM MST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

MTZ017>020-061-062-261200-
/O.CON.KGGW.FG.Y.0012.000000T0000Z-251226T1500Z/
Central and Southern Valley-Daniels-Sheridan-Western Roosevelt-
Northern Valley-Eastern Roosevelt-
Including Poplar, Frazer, Medicine Lake, Opheim, Glasgow, Scobey,
Wolf Point, Culbertson, Fort Peck, Hinsdale, and Plentywood
434 PM MST Thu Dec 25 2025

...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST FRIDAY...

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

* WHERE...Central and Southern Valley, Daniels, Eastern Roosevelt, 
  Northern Valley, Sheridan, and Western Roosevelt Counties.

* WHEN...Until 8 AM MST Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

TFJ



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