Wisconsin Severe Flash Flood Warning | Effective 07/01/2026 20:51

Headline: 
Flash Flood Warning issued July 1 at 10:51PM CDT until July 2 at 1:45AM CDT by NWS Green Bay WI
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
July 1, 2026 - 8:51pm
Expires: 
July 1, 2026 - 11:45pm
Description: 
FFWGRB The National Weather Service in Green Bay has issued a * Flash Flood Warning for... Northwestern Calumet County in east central Wisconsin... Northeastern Winnebago County in east central Wisconsin... Southwestern Brown County in northeastern Wisconsin... Southeastern Outagamie County in northeastern Wisconsin... * Until 145 AM CDT. * At 1051 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Appleton, Menasha, Kaukauna, Little Chute, Kimberly, Darboy, Northern Lake Winnebago, Neenah, Greenville, Combined Locks, Wrightstown, Holland and Uw Fox Valley.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be especially cautious at night when it is harder to recognize the dangers of flooding.
Area Description: 
Brown, WI; Calumet, WI; Outagamie, WI; Winnebago, WI
Forcast Office: 
NWS Green Bay WI