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Home Return to list Dense Fog Advisory 0008 Issued by the Milwaukee / Sullivan Forecast Office
Action: New Issued At: 2025-09-12 04:03:04 757 WWUS73 KMKX 120902 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 402 AM CDT Fri Sep 12 2025 WIZ052-059-060-065-066-070>072-121500- /O.NEW.KMKX.FG.Y.0008.250912T1200Z-250912T1500Z/ Sheboygan-Washington-Ozaukee-Waukesha-Milwaukee-Walworth-Racine- Kenosha- Including the cities of Kenosha, Cedarburg, Hartford, Muskego, Waukesha, Grafton, Howards Grove, Lake Geneva, Whitewater, East Troy, Germantown, Plymouth, Sheboygan Falls, Menomonee Falls, Racine, West Bend, New Berlin, Oostburg, Elkhorn, Brookfield, Delavan, Mequon, and Milwaukee 402 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Sheboygan, Kenosha, Milwaukee, Ozaukee, Racine, Walworth, Washington, and Waukesha Counties. * WHEN...Until 10 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. && $$ WOOD Action: Time Extended Issued At: 2025-09-12 04:11:34 045 WWUS73 KMKX 120911 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 411 AM CDT Fri Sep 12 2025 WIZ052-059-060-065-066-070>072-121500- /O.EXT.KMKX.FG.Y.0008.250912T0911Z-250912T1500Z/ Sheboygan-Washington-Ozaukee-Waukesha-Milwaukee-Walworth-Racine- Kenosha- Including the cities of Kenosha, Cedarburg, Hartford, Muskego, Waukesha, Grafton, Howards Grove, Lake Geneva, Whitewater, East Troy, Germantown, Plymouth, Sheboygan Falls, Menomonee Falls, Racine, West Bend, New Berlin, Oostburg, Elkhorn, Brookfield, Delavan, Mequon, and Milwaukee 411 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Sheboygan, Kenosha, Milwaukee, Ozaukee, Racine, Walworth, Washington, and Waukesha Counties. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WOOD Action: Area Extended Issued At: 2025-09-12 06:43:37 101 WWUS73 KMKX 121143 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 643 AM CDT Fri Sep 12 2025 WIZ046-047-057-058-064-069-121500- /O.EXA.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Columbia-Dodge-Jefferson-Rock- Including the cities of Portage, Endeavor, Janesville, Columbus, Westfield, Beloit, Princeton, Fort Atkinson, Montello, Neshkoro, Waupun, Watertown, Lake Wisconsin, Markesan, Jefferson, Mayville, Berlin, Beaver Dam, Oxford, and Lodi 643 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Green Lake, Marquette, Rock, Dodge, and Jefferson Counties. * WHEN...Until 10 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. && $$ WIZ052-059-060-065-066-070>072-121500- /O.CON.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Sheboygan-Washington-Ozaukee-Waukesha-Milwaukee-Walworth-Racine- Kenosha- Including the cities of Kenosha, Cedarburg, Hartford, Muskego, Waukesha, Grafton, Howards Grove, Lake Geneva, Whitewater, East Troy, Germantown, Plymouth, Sheboygan Falls, Menomonee Falls, Racine, West Bend, New Berlin, Oostburg, Elkhorn, Brookfield, Delavan, Mequon, and Milwaukee 643 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Sheboygan, Kenosha, Milwaukee, Ozaukee, Racine, Walworth, Washington, and Waukesha Counties. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WOOD Action: Continued Issued At: 2025-09-12 06:43:37 101 WWUS73 KMKX 121143 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 643 AM CDT Fri Sep 12 2025 WIZ046-047-057-058-064-069-121500- /O.EXA.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Columbia-Dodge-Jefferson-Rock- Including the cities of Portage, Endeavor, Janesville, Columbus, Westfield, Beloit, Princeton, Fort Atkinson, Montello, Neshkoro, Waupun, Watertown, Lake Wisconsin, Markesan, Jefferson, Mayville, Berlin, Beaver Dam, Oxford, and Lodi 643 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Green Lake, Marquette, Rock, Dodge, and Jefferson Counties. * WHEN...Until 10 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. && $$ WIZ052-059-060-065-066-070>072-121500- /O.CON.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Sheboygan-Washington-Ozaukee-Waukesha-Milwaukee-Walworth-Racine- Kenosha- Including the cities of Kenosha, Cedarburg, Hartford, Muskego, Waukesha, Grafton, Howards Grove, Lake Geneva, Whitewater, East Troy, Germantown, Plymouth, Sheboygan Falls, Menomonee Falls, Racine, West Bend, New Berlin, Oostburg, Elkhorn, Brookfield, Delavan, Mequon, and Milwaukee 643 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Sheboygan, Kenosha, Milwaukee, Ozaukee, Racine, Walworth, Washington, and Waukesha Counties. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WOOD Action: Continued Issued At: 2025-09-12 07:22:38 044 WWUS73 KMKX 121222 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 722 AM CDT Fri Sep 12 2025 WIZ051-056-063-068-121500- /O.EXA.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Fond du Lac-Sauk-Dane-Green- Including the cities of Brodhead, Madison, Prairie Du Sac, Baraboo, Monroe, Sauk City, Reedsburg, and Fond Du Lac 722 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Areas of visibility of one quarter mile or less in dense fog. * WHERE...Fond du Lac, Dane, Green, and Sauk Counties. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Be alert for sudden reductions in visibility during the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WIZ046-047-052-057>060-064>066-069>072-121500- /O.CON.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Sheboygan-Columbia-Dodge-Washington-Ozaukee- Jefferson-Waukesha-Milwaukee-Rock-Walworth-Racine-Kenosha- Including the cities of Jefferson, Delavan, Elkhorn, Oxford, Westfield, Montello, Racine, Portage, Cedarburg, Brookfield, Plymouth, Waupun, Berlin, East Troy, Grafton, Markesan, Germantown, Neshkoro, Sheboygan Falls, Howards Grove, Muskego, Menomonee Falls, Whitewater, Kenosha, Watertown, Mequon, Oostburg, Beloit, Mayville, Columbus, Hartford, Lake Wisconsin, Lodi, West Bend, Princeton, Fort Atkinson, Lake Geneva, New Berlin, Janesville, Waukesha, Endeavor, Milwaukee, and Beaver Dam 722 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Be alert for sudden reductions in visibility during the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ MRC Action: Area Extended Issued At: 2025-09-12 07:22:38 044 WWUS73 KMKX 121222 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 722 AM CDT Fri Sep 12 2025 WIZ051-056-063-068-121500- /O.EXA.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Fond du Lac-Sauk-Dane-Green- Including the cities of Brodhead, Madison, Prairie Du Sac, Baraboo, Monroe, Sauk City, Reedsburg, and Fond Du Lac 722 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Areas of visibility of one quarter mile or less in dense fog. * WHERE...Fond du Lac, Dane, Green, and Sauk Counties. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Be alert for sudden reductions in visibility during the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WIZ046-047-052-057>060-064>066-069>072-121500- /O.CON.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Sheboygan-Columbia-Dodge-Washington-Ozaukee- Jefferson-Waukesha-Milwaukee-Rock-Walworth-Racine-Kenosha- Including the cities of Jefferson, Delavan, Elkhorn, Oxford, Westfield, Montello, Racine, Portage, Cedarburg, Brookfield, Plymouth, Waupun, Berlin, East Troy, Grafton, Markesan, Germantown, Neshkoro, Sheboygan Falls, Howards Grove, Muskego, Menomonee Falls, Whitewater, Kenosha, Watertown, Mequon, Oostburg, Beloit, Mayville, Columbus, Hartford, Lake Wisconsin, Lodi, West Bend, Princeton, Fort Atkinson, Lake Geneva, New Berlin, Janesville, Waukesha, Endeavor, Milwaukee, and Beaver Dam 722 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Be alert for sudden reductions in visibility during the morning commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ MRC Action: Cancelled Issued At: 2025-09-12 09:28:41 042 WWUS73 KMKX 121428 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 928 AM CDT Fri Sep 12 2025 WIZ056-057-063-064-068>070-121530- /O.CAN.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Sauk-Columbia-Dane-Jefferson-Green-Rock-Walworth- Including the cities of Jefferson, Delavan, Elkhorn, Baraboo, Portage, East Troy, Whitewater, Madison, Watertown, Prairie Du Sac, Monroe, Columbus, Lake Wisconsin, Lodi, Brodhead, Sauk City, Fort Atkinson, Lake Geneva, Janesville, Reedsburg, and Beloit 928 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IS CANCELLED FOR PORTIONS OF SOUTH CENTRAL WISCONSIN... The visibility improved to higher than one mile and will continue to improve through late morning. $$ WIZ046-047-051-052-058>060-065-066-071-072-121530- /O.CON.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Fond du Lac-Sheboygan-Dodge-Washington- Ozaukee-Waukesha-Milwaukee-Racine-Kenosha- Including the cities of Oxford, Westfield, Montello, Racine, Cedarburg, Brookfield, Plymouth, Fond Du Lac, Waupun, Berlin, Grafton, Markesan, Germantown, Neshkoro, Sheboygan Falls, Howards Grove, Muskego, Menomonee Falls, Kenosha, Mequon, Oostburg, Mayville, Hartford, West Bend, Princeton, New Berlin, Waukesha, Endeavor, Milwaukee, and Beaver Dam 928 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility of less than a half mile in dense fog. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ MRC Action: Continued Issued At: 2025-09-12 09:28:41 042 WWUS73 KMKX 121428 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 928 AM CDT Fri Sep 12 2025 WIZ056-057-063-064-068>070-121530- /O.CAN.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Sauk-Columbia-Dane-Jefferson-Green-Rock-Walworth- Including the cities of Jefferson, Delavan, Elkhorn, Baraboo, Portage, East Troy, Whitewater, Madison, Watertown, Prairie Du Sac, Monroe, Columbus, Lake Wisconsin, Lodi, Brodhead, Sauk City, Fort Atkinson, Lake Geneva, Janesville, Reedsburg, and Beloit 928 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IS CANCELLED FOR PORTIONS OF SOUTH CENTRAL WISCONSIN... The visibility improved to higher than one mile and will continue to improve through late morning. $$ WIZ046-047-051-052-058>060-065-066-071-072-121530- /O.CON.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Fond du Lac-Sheboygan-Dodge-Washington- Ozaukee-Waukesha-Milwaukee-Racine-Kenosha- Including the cities of Oxford, Westfield, Montello, Racine, Cedarburg, Brookfield, Plymouth, Fond Du Lac, Waupun, Berlin, Grafton, Markesan, Germantown, Neshkoro, Sheboygan Falls, Howards Grove, Muskego, Menomonee Falls, Kenosha, Mequon, Oostburg, Mayville, Hartford, West Bend, Princeton, New Berlin, Waukesha, Endeavor, Milwaukee, and Beaver Dam 928 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... * WHAT...Visibility of less than a half mile in dense fog. * WHERE...Portions of east central, south central, and southeast Wisconsin. * WHEN...Until 10 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ MRC Action: Expired Issued At: 2025-09-12 09:58:12 624 WWUS73 KMKX 121457 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 957 AM CDT Fri Sep 12 2025 WIZ046-047-051-058-059-065-066-071-072-121600- /O.EXP.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Fond du Lac-Dodge-Washington-Waukesha- Milwaukee-Racine-Kenosha- Including the cities of Oxford, Westfield, Montello, Racine, Brookfield, Fond Du Lac, Waupun, Berlin, Markesan, Germantown, Neshkoro, Muskego, Menomonee Falls, Kenosha, Mayville, Hartford, West Bend, Princeton, New Berlin, Waukesha, Endeavor, Milwaukee, and Beaver Dam 957 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY WILL EXPIRE AT 10 AM CDT THIS MORNING... The fog is dissipating quickly. $$ WIZ052-060-121800- /O.EXT.KMKX.FG.Y.0008.000000T0000Z-250912T1800Z/ Sheboygan-Ozaukee- Including the cities of Grafton, Mequon, Oostburg, Sheboygan Falls, Howards Grove, Cedarburg, and Plymouth 957 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * WHAT...Areas of visibility of less than one quarter mile in dense fog. * WHERE...Sheboygan and Ozaukee Counties. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ MRC Action: Time Extended Issued At: 2025-09-12 09:58:12 624 WWUS73 KMKX 121457 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 957 AM CDT Fri Sep 12 2025 WIZ046-047-051-058-059-065-066-071-072-121600- /O.EXP.KMKX.FG.Y.0008.000000T0000Z-250912T1500Z/ Marquette-Green Lake-Fond du Lac-Dodge-Washington-Waukesha- Milwaukee-Racine-Kenosha- Including the cities of Oxford, Westfield, Montello, Racine, Brookfield, Fond Du Lac, Waupun, Berlin, Markesan, Germantown, Neshkoro, Muskego, Menomonee Falls, Kenosha, Mayville, Hartford, West Bend, Princeton, New Berlin, Waukesha, Endeavor, Milwaukee, and Beaver Dam 957 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY WILL EXPIRE AT 10 AM CDT THIS MORNING... The fog is dissipating quickly. $$ WIZ052-060-121800- /O.EXT.KMKX.FG.Y.0008.000000T0000Z-250912T1800Z/ Sheboygan-Ozaukee- Including the cities of Grafton, Mequon, Oostburg, Sheboygan Falls, Howards Grove, Cedarburg, and Plymouth 957 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY NOW IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... * WHAT...Areas of visibility of less than one quarter mile in dense fog. * WHERE...Sheboygan and Ozaukee Counties. * WHEN...Until 1 PM CDT this afternoon. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ MRC Action: Cancelled Issued At: 2025-09-12 11:33:46 048 WWUS73 KMKX 121633 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 1133 AM CDT Fri Sep 12 2025 WIZ052-060-121745- /O.CAN.KMKX.FG.Y.0008.000000T0000Z-250912T1800Z/ Sheboygan-Ozaukee- Including the cities of Grafton, Mequon, Oostburg, Sheboygan Falls, Howards Grove, Cedarburg, and Plymouth 1133 AM CDT Fri Sep 12 2025 ...DENSE FOG ADVISORY IS CANCELLED... The fog dissipated. $$ MRC | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||