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Home Return to list Dense Fog Advisory 0006 Issued by the La Crosse Forecast Office
Action: New Issued At: 2025-09-11 00:29:44 962 WWUS73 KARX 110529 NPWARX URGENT - WEATHER MESSAGE National Weather Service La Crosse WI 1229 AM CDT Thu Sep 11 2025 IAZ011-MNZ079-087-088-095-096-WIZ017-029-032>034-041-042-053>055- 111400- /O.NEW.KARX.FG.Y.0006.250911T0529Z-250911T1400Z/ Allamakee-Wabasha-Olmsted-Winona-Fillmore-Houston-Taylor-Clark- Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Vernon-Crawford- Richland- Including the cities of Black River Falls, Winona, Prairie Du Chien, Caledonia, Waukon, Viroqua, Tomah, Wabasha, Whitehall, La Crosse, Arcadia, Alma, Rochester, Preston, Sparta, Neillsville, Richland Center, and Medford 1229 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility 1/4 mile or less in dense fog. * WHERE...Western Wisconsin and parts of southwestern Wisconsin, much of southeast Minnesota, and very far northeast Iowa. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...The fog is initially developing in the river valleys, but is expected to grow in coverage throughout the rest of the night. Visibilities may vary quickly across short distances and a band of low clouds over central Wisconsin may cause the fog to completely lift at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ Skow Action: Continued Issued At: 2025-09-11 01:55:16 247 WWUS73 KARX 110655 NPWARX URGENT - WEATHER MESSAGE National Weather Service La Crosse WI 155 AM CDT Thu Sep 11 2025 IAZ009-010-MNZ086-094-111400- /O.EXA.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Howard-Winneshiek-Dodge-Mower- Including the cities of Cresco, Dodge Center, Austin, and Decorah 155 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility 1/4 mile in dense fog. * WHERE...In Iowa, Howard and Winneshiek Counties. In Minnesota, Dodge and Mower Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ IAZ011-MNZ079-087-088-095-096-WIZ017-029-032>034-041-042-053>055- 111400- /O.CON.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Allamakee-Wabasha-Olmsted-Winona-Fillmore-Houston-Taylor-Clark- Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Vernon-Crawford- Richland- Including the cities of Black River Falls, Winona, Prairie Du Chien, Caledonia, Waukon, Viroqua, Tomah, Wabasha, Whitehall, La Crosse, Arcadia, Alma, Rochester, Preston, Sparta, Neillsville, Richland Center, and Medford 155 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility 1/4 mile or less in dense fog. * WHERE...Portions of northeast Iowa, southeast Minnesota, and central, north central, southwest, and west central Wisconsin. * WHEN...Until 9 AM CDT this morning. * 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. && $$ Skow Action: Area Extended Issued At: 2025-09-11 01:55:16 247 WWUS73 KARX 110655 NPWARX URGENT - WEATHER MESSAGE National Weather Service La Crosse WI 155 AM CDT Thu Sep 11 2025 IAZ009-010-MNZ086-094-111400- /O.EXA.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Howard-Winneshiek-Dodge-Mower- Including the cities of Cresco, Dodge Center, Austin, and Decorah 155 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility 1/4 mile in dense fog. * WHERE...In Iowa, Howard and Winneshiek Counties. In Minnesota, Dodge and Mower Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ IAZ011-MNZ079-087-088-095-096-WIZ017-029-032>034-041-042-053>055- 111400- /O.CON.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Allamakee-Wabasha-Olmsted-Winona-Fillmore-Houston-Taylor-Clark- Buffalo-Trempealeau-Jackson-La Crosse-Monroe-Vernon-Crawford- Richland- Including the cities of Black River Falls, Winona, Prairie Du Chien, Caledonia, Waukon, Viroqua, Tomah, Wabasha, Whitehall, La Crosse, Arcadia, Alma, Rochester, Preston, Sparta, Neillsville, Richland Center, and Medford 155 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility 1/4 mile or less in dense fog. * WHERE...Portions of northeast Iowa, southeast Minnesota, and central, north central, southwest, and west central Wisconsin. * WHEN...Until 9 AM CDT this morning. * 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. && $$ Skow Action: Continued Issued At: 2025-09-11 08:00:11 092 WWUS73 KARX 111259 NPWARX URGENT - WEATHER MESSAGE National Weather Service La Crosse WI 759 AM CDT Thu Sep 11 2025 WIZ017-029-111400- /O.CAN.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Taylor-Clark- Including the cities of Neillsville and Medford 759 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY IS CANCELLED... Visibilities have begun to improve across portions of north central Wisconsin. Therefore, the advisory has been cancelled. $$ IAZ009>011-MNZ079-086>088-094>096-WIZ032>034-041-042-053>055-111400- /O.CON.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Howard-Winneshiek-Allamakee-Wabasha-Dodge-Olmsted-Winona-Mower- Fillmore-Houston-Buffalo-Trempealeau-Jackson-La Crosse-Monroe- Vernon-Crawford-Richland- Including the cities of Sparta, Waukon, Black River Falls, Richland Center, Caledonia, Wabasha, Tomah, La Crosse, Preston, Rochester, Winona, Decorah, Arcadia, Viroqua, Whitehall, Dodge Center, Cresco, Austin, Alma, and Prairie Du Chien 759 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility 1/4 mile to 1/2 mile in dense fog. * WHERE...Portions of northeast Iowa, southeast Minnesota, and southwest and west central Wisconsin. * WHEN...Until 9 AM CDT this morning. * 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. && $$ Naylor Action: Cancelled Issued At: 2025-09-11 08:00:11 092 WWUS73 KARX 111259 NPWARX URGENT - WEATHER MESSAGE National Weather Service La Crosse WI 759 AM CDT Thu Sep 11 2025 WIZ017-029-111400- /O.CAN.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Taylor-Clark- Including the cities of Neillsville and Medford 759 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY IS CANCELLED... Visibilities have begun to improve across portions of north central Wisconsin. Therefore, the advisory has been cancelled. $$ IAZ009>011-MNZ079-086>088-094>096-WIZ032>034-041-042-053>055-111400- /O.CON.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Howard-Winneshiek-Allamakee-Wabasha-Dodge-Olmsted-Winona-Mower- Fillmore-Houston-Buffalo-Trempealeau-Jackson-La Crosse-Monroe- Vernon-Crawford-Richland- Including the cities of Sparta, Waukon, Black River Falls, Richland Center, Caledonia, Wabasha, Tomah, La Crosse, Preston, Rochester, Winona, Decorah, Arcadia, Viroqua, Whitehall, Dodge Center, Cresco, Austin, Alma, and Prairie Du Chien 759 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility 1/4 mile to 1/2 mile in dense fog. * WHERE...Portions of northeast Iowa, southeast Minnesota, and southwest and west central Wisconsin. * WHEN...Until 9 AM CDT this morning. * 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. && $$ Naylor Action: Expired Issued At: 2025-09-11 08:57:13 282 WWUS73 KARX 111357 NPWARX URGENT - WEATHER MESSAGE National Weather Service La Crosse WI 857 AM CDT Thu Sep 11 2025 IAZ009>011-MNZ079-086>088-094>096-WIZ032>034-041-042-053>055-111500- /O.EXP.KARX.FG.Y.0006.000000T0000Z-250911T1400Z/ Howard-Winneshiek-Allamakee-Wabasha-Dodge-Olmsted-Winona-Mower- Fillmore-Houston-Buffalo-Trempealeau-Jackson-La Crosse-Monroe- Vernon-Crawford-Richland- Including the cities of Sparta, Waukon, Black River Falls, Richland Center, Caledonia, Wabasha, Tomah, La Crosse, Preston, Rochester, Winona, Decorah, Arcadia, Viroqua, Whitehall, Dodge Center, Cresco, Austin, Alma, and Prairie Du Chien 857 AM CDT Thu Sep 11 2025 ...DENSE FOG ADVISORY WILL EXPIRE AT 9 AM CDT THIS MORNING... Visibilities have begun to improve this morning with fog clearing out in the next hour or so. A few pockets of dense fog may linger in southeast Minnesota for a short time. $$ Naylor | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||