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Flood Warning

Status

New Event Expired

Start Time

Wed 04/15/2026 11:58 PM EDT

End Time

Thu 04/16/2026 03:00 AM EDT

Significance

Warning

Impacts

High impact

Locations Affected

Milwaukee, WI ∙ Waukesha, WI ∙ West Allis, WI ∙ Wauwatosa, WI ∙ Genesee Depot, WI ∙ Fox Point, WI ∙ Pewaukee, WI ∙ Elm Grove, WI ∙ Delafield, WI ∙ Brown Deer, WI

Headline

.This Flood Warning Replaces the Flash Flood Warning.

Full Alert Message

BULLETIN - IMMEDIATE BROADCAST REQUESTED Flood Warning National Weather Service Milwaukee/Sullivan WI 1058 PM CDT Wed Apr 15 2026 .This Flood Warning Replaces the Flash Flood Warning. ...FLOOD WARNING IN EFFECT UNTIL 2 AM CDT THURSDAY... * WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...A portion of southeast Wisconsin, including the following counties, Milwaukee and Waukesha. * WHEN...Until 200 AM CDT. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Numerous roads remain closed due to flooding. Low-water crossings are inundated with water and may not be passable. It will take several hours for all the water from these storms to work through local drainage systems in urban areas. * ADDITIONAL DETAILS... - At 1057 PM CDT, Doppler radar and automated rain gauges indicated heavy rain due to thunderstorms. Flooding is already occurring in the warned area. Between 1.5 and 3 inches of rain have fallen. - Additional rainfall amounts up to 0.5 inches are possible in the warned area. - Some locations that will experience flooding include... Milwaukee, Waukesha, West Allis, Wauwatosa, New Berlin, Brookfield, Greenfield, Menomonee Falls, Oak Creek, Muskego, South Milwaukee, Cudahy, Whitefish Bay, Greendale, Pewaukee, Brown Deer, Sussex, St. Francis, Hartland and Hales Corners. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && LAT...LON 4319 8807 4319 8789 4317 8788 4313 8790 4310 8788 4307 8786 4305 8788 4305 8789 4304 8790 4303 8790 4300 8789 4298 8786 4296 8785 4292 8784 4294 8852 4315 8838

Technical Header

WIC079-133-160700- /O.NEW.KMKX.FA.W.0003.260416T0358Z-260416T0700Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Milwaukee WI-Waukesha WI- 1058 PM CDT Wed Apr 15 2026