Active Weather Alerts
Severe Thunderstorm Watch
Issued: 10:53 PM Aug. 18, 2026 – National Weather Service
WI . WISCONSIN COUNTIES INCLUDED ARE CALUMET COLUMBIA CRAWFORD DANE DODGE FOND DU LAC GRANT GREEN GREEN LAKE IOWA JEFFERSON LAFAYETTE MARQUETTE OZAUKEE RICHLAND ROCK SAUK SHEBOYGAN WALWORTH WASHINGTON WAUKESHA WAUSHARA WINNEBAGO
Flood Advisory
Issued: 10:07 PM Aug. 18, 2026 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Southern Green Lake County in south central Wisconsin... Southern Marquette County in south central Wisconsin... * WHEN...Until 800 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 507 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 1.5 inches of rain have fallen. - Additional rainfall amounts of 0.5 to 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Montello, Markesan, Packwaukee, Manchester, Mecan, Oxford, Endeavor, Kingston, Marquette, Dalton, Glen Oak and Briggsville. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
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