Weather Alerts Map

Wisconsin flood watches

There are no flood watches in Wisconsin right now. The last one was issued on September 19, 2026.

Heavy rain or snowmelt could cause flooding or flash flooding. Be ready to act if a warning is issued.

Updated from the National Weather Service ยท lists refresh hourly; the live map loads current alerts directly from the NWS

Map data: NWS, OpenFreeMap, OpenStreetMap

Active flood watches in Wisconsin

None right now. Other active alerts in Wisconsin: none.

Flood Watches in Wisconsin by year

Wisconsin averaged 18.3 flood watches per year from 2016 to 2025, and has had 26 so far in 2026. The most recent was issued on September 19, 2026.

16: 27162717: 13171318: 34183419: 33193320: 20202021: 521522: 622623: 623624: 21242125: 182518
Flood Watches issued in Wisconsin per year
Jan: 0JanFeb: 1Feb1Mar: 5Mar5Apr: 6Apr6May: 16May16Jun: 34Jun34Jul: 36Jul36Aug: 34Aug34Sep: 37Sep37Oct: 13Oct13Nov: 0NovDec: 1Dec1
Flood Watches in Wisconsin by month, 2016โ€“2025

Counties with the most flood watches

What a flood watch means

A flood watch means conditions are favorable for flooding, including flash flooding, in and near the watch area. Watches are issued ahead of heavy-rain events such as slow-moving storms, tropical systems and atmospheric rivers, often 12 to 48 hours in advance.

More about flood watches and the national map โ†’

What to do

More Wisconsin alerts