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Home Return to list Dense Fog Advisory 0006 Issued by the Milwaukee / Sullivan Forecast Office
Action: New Issued At: 2025-07-27 00:44:29 751 WWUS73 KMKX 270543 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 1243 AM CDT Sun Jul 27 2025 WIZ056-057-062-063-067-068-271400- /O.NEW.KMKX.FG.Y.0006.250727T0600Z-250727T1400Z/ Sauk-Columbia-Iowa-Dane-Lafayette-Green- Including the cities of Shullsburg, Darlington, Brodhead, Blanchardville, Lake Wisconsin, Belmont, Prairie Du Sac, Argyle, Monroe, Portage, Dodgeville, Reedsburg, Madison, Columbus, Barneveld, Mineral Point, Lodi, Sauk City, Benton, and Baraboo 1243 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter to one half mile in dense fog. * WHERE...Columbia, Dane, Green, Iowa, Lafayette, and Sauk Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...This Advisory may be expanded to the east through the early morning hours if additional fog develops. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ BOXELL Action: Continued Issued At: 2025-07-27 03:18:03 410 WWUS73 KMKX 270817 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 317 AM CDT Sun Jul 27 2025 WIZ051-052-058-059-064-065-069-070-271400- /O.EXA.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Fond du Lac-Sheboygan-Dodge-Washington-Jefferson-Waukesha-Rock- Walworth- Including the cities of New Berlin, East Troy, Lake Geneva, Fond Du Lac, Howards Grove, Waukesha, Elkhorn, Janesville, Menomonee Falls, Plymouth, Waupun, Hartford, Delavan, Jefferson, Sheboygan Falls, Brookfield, Fort Atkinson, Germantown, Muskego, Beaver Dam, Watertown, Oostburg, Beloit, West Bend, Mayville, and Whitewater 317 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Fond du Lac, Sheboygan, Rock, Dodge, Jefferson, Walworth, Washington, and Waukesha Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WIZ056-057-062-063-067-068-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Sauk-Columbia-Iowa-Dane-Lafayette-Green- Including the cities of Shullsburg, Darlington, Brodhead, Blanchardville, Lake Wisconsin, Belmont, Prairie Du Sac, Argyle, Monroe, Portage, Dodgeville, Reedsburg, Madison, Columbus, Barneveld, Mineral Point, Lodi, Sauk City, Benton, and Baraboo 317 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Dane, Green, Iowa, Lafayette, and Sauk 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. && $$ BOXELL Action: Area Extended Issued At: 2025-07-27 03:18:03 410 WWUS73 KMKX 270817 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 317 AM CDT Sun Jul 27 2025 WIZ051-052-058-059-064-065-069-070-271400- /O.EXA.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Fond du Lac-Sheboygan-Dodge-Washington-Jefferson-Waukesha-Rock- Walworth- Including the cities of New Berlin, East Troy, Lake Geneva, Fond Du Lac, Howards Grove, Waukesha, Elkhorn, Janesville, Menomonee Falls, Plymouth, Waupun, Hartford, Delavan, Jefferson, Sheboygan Falls, Brookfield, Fort Atkinson, Germantown, Muskego, Beaver Dam, Watertown, Oostburg, Beloit, West Bend, Mayville, and Whitewater 317 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Fond du Lac, Sheboygan, Rock, Dodge, Jefferson, Walworth, Washington, and Waukesha Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WIZ056-057-062-063-067-068-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Sauk-Columbia-Iowa-Dane-Lafayette-Green- Including the cities of Shullsburg, Darlington, Brodhead, Blanchardville, Lake Wisconsin, Belmont, Prairie Du Sac, Argyle, Monroe, Portage, Dodgeville, Reedsburg, Madison, Columbus, Barneveld, Mineral Point, Lodi, Sauk City, Benton, and Baraboo 317 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Dane, Green, Iowa, Lafayette, and Sauk 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. && $$ BOXELL Action: Continued Issued At: 2025-07-27 05:14:05 899 WWUS73 KMKX 271013 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 513 AM CDT Sun Jul 27 2025 WIZ046-047-271400- /O.EXA.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Marquette-Green Lake- Including the cities of Berlin, Markesan, Westfield, Princeton, Neshkoro, Oxford, Endeavor, and Montello 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility less than one mile in dense fog. * WHERE...Green Lake and Marquette Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WIZ051-052-058-059-064-065-069-070-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Fond du Lac-Sheboygan-Dodge-Washington-Jefferson-Waukesha-Rock- Walworth- Including the cities of New Berlin, East Troy, Lake Geneva, Fond Du Lac, Howards Grove, Waukesha, Elkhorn, Janesville, Menomonee Falls, Plymouth, Waupun, Hartford, Delavan, Jefferson, Sheboygan Falls, Brookfield, Fort Atkinson, Germantown, Muskego, Beaver Dam, Watertown, Oostburg, Beloit, West Bend, Mayville, and Whitewater 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Fond du Lac, Sheboygan, Rock, Dodge, Jefferson, Walworth, Washington, and Waukesha 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. && $$ WIZ056-057-062-063-067-068-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Sauk-Columbia-Iowa-Dane-Lafayette-Green- Including the cities of Shullsburg, Darlington, Brodhead, Blanchardville, Lake Wisconsin, Belmont, Prairie Du Sac, Argyle, Monroe, Portage, Dodgeville, Reedsburg, Madison, Columbus, Barneveld, Mineral Point, Lodi, Sauk City, Benton, and Baraboo 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Dane, Green, Iowa, Lafayette, and Sauk Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ BOXELL Action: Area Extended Issued At: 2025-07-27 05:14:05 899 WWUS73 KMKX 271013 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 513 AM CDT Sun Jul 27 2025 WIZ046-047-271400- /O.EXA.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Marquette-Green Lake- Including the cities of Berlin, Markesan, Westfield, Princeton, Neshkoro, Oxford, Endeavor, and Montello 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility less than one mile in dense fog. * WHERE...Green Lake and Marquette 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. && $$ WIZ051-052-058-059-064-065-069-070-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Fond du Lac-Sheboygan-Dodge-Washington-Jefferson-Waukesha-Rock- Walworth- Including the cities of New Berlin, East Troy, Lake Geneva, Fond Du Lac, Howards Grove, Waukesha, Elkhorn, Janesville, Menomonee Falls, Plymouth, Waupun, Hartford, Delavan, Jefferson, Sheboygan Falls, Brookfield, Fort Atkinson, Germantown, Muskego, Beaver Dam, Watertown, Oostburg, Beloit, West Bend, Mayville, and Whitewater 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Fond du Lac, Sheboygan, Rock, Dodge, Jefferson, Walworth, Washington, and Waukesha Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WIZ056-057-062-063-067-068-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Sauk-Columbia-Iowa-Dane-Lafayette-Green- Including the cities of Shullsburg, Darlington, Brodhead, Blanchardville, Lake Wisconsin, Belmont, Prairie Du Sac, Argyle, Monroe, Portage, Dodgeville, Reedsburg, Madison, Columbus, Barneveld, Mineral Point, Lodi, Sauk City, Benton, and Baraboo 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Dane, Green, Iowa, Lafayette, and Sauk 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. && $$ BOXELL Action: Continued Issued At: 2025-07-27 05:14:05 899 WWUS73 KMKX 271013 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 513 AM CDT Sun Jul 27 2025 WIZ046-047-271400- /O.EXA.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Marquette-Green Lake- Including the cities of Berlin, Markesan, Westfield, Princeton, Neshkoro, Oxford, Endeavor, and Montello 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility less than one mile in dense fog. * WHERE...Green Lake and Marquette Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ WIZ051-052-058-059-064-065-069-070-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Fond du Lac-Sheboygan-Dodge-Washington-Jefferson-Waukesha-Rock- Walworth- Including the cities of New Berlin, East Troy, Lake Geneva, Fond Du Lac, Howards Grove, Waukesha, Elkhorn, Janesville, Menomonee Falls, Plymouth, Waupun, Hartford, Delavan, Jefferson, Sheboygan Falls, Brookfield, Fort Atkinson, Germantown, Muskego, Beaver Dam, Watertown, Oostburg, Beloit, West Bend, Mayville, and Whitewater 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Fond du Lac, Sheboygan, Rock, Dodge, Jefferson, Walworth, Washington, and Waukesha 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. && $$ WIZ056-057-062-063-067-068-271400- /O.CON.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Sauk-Columbia-Iowa-Dane-Lafayette-Green- Including the cities of Shullsburg, Darlington, Brodhead, Blanchardville, Lake Wisconsin, Belmont, Prairie Du Sac, Argyle, Monroe, Portage, Dodgeville, Reedsburg, Madison, Columbus, Barneveld, Mineral Point, Lodi, Sauk City, Benton, and Baraboo 513 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CDT THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Columbia, Dane, Green, Iowa, Lafayette, and Sauk Counties. * WHEN...Until 9 AM CDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your headlights, and leave plenty of distance ahead of you. && $$ BOXELL Action: Expired Issued At: 2025-07-27 08:50:12 134 WWUS73 KMKX 271349 NPWMKX URGENT - WEATHER MESSAGE National Weather Service Milwaukee/Sullivan WI 849 AM CDT Sun Jul 27 2025 WIZ046-047-051-052-056>059-062>065-067>070-271500- /O.EXP.KMKX.FG.Y.0006.000000T0000Z-250727T1400Z/ Marquette-Green Lake-Fond du Lac-Sheboygan-Sauk-Columbia-Dodge- Washington-Iowa-Dane-Jefferson-Waukesha-Lafayette-Green-Rock- Walworth- Including the cities of Delavan, Blanchardville, Muskego, Mineral Point, Fort Atkinson, Howards Grove, Lake Geneva, Watertown, Lodi, Shullsburg, Elkhorn, Brookfield, Benton, Neshkoro, Sheboygan Falls, West Bend, Fond Du Lac, Princeton, Dodgeville, Waupun, Jefferson, New Berlin, Hartford, Waukesha, Darlington, Brodhead, Westfield, Montello, Beloit, Belmont, Argyle, Germantown, Reedsburg, Janesville, Endeavor, Madison, Plymouth, Oostburg, Baraboo, Mayville, Monroe, Sauk City, Whitewater, Menomonee Falls, Lake Wisconsin, Barneveld, Berlin, Oxford, Prairie Du Sac, Portage, Columbus, Beaver Dam, East Troy, and Markesan 849 AM CDT Sun Jul 27 2025 ...DENSE FOG ADVISORY WILL EXPIRE AT 9 AM CDT THIS MORNING... The threat of widespread dense fog has diminished as temperatures continue to warm up and fog dissipates. However, pockets of fog, especially in low-lying areas such as creeks and river valleys may linger for another hour or so, especially in across southwestern WI, but will improve later this morning. $$ WAGNER | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||