Alert archive / Wisconsin / River Flood Warnings

River Flood Warnings in Wisconsin, 2026

129 river flood warnings in 2026. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of river flood warnings reaches back to 2005.

River Flood Warnings by county

Each county as a circle sized by its count in 2026. Tap one for its archive.

River Flood Warnings
129
Busiest month
April109 river flood warnings
Busiest day
April 16, 202620 river flood warnings

Over time

By month

The alerts

Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.

IssuedProductOfficeCountiesLasted
Jan 18, 3:41 PM CSTRiver Flood WarningMKXJefferson6 hr
Mar 7, 12:24 PM CSTRiver Flood WarningGRBMarathon23 hr
Mar 22, 6:07 AM CDTRiver Flood WarningARXJackson28 hr
Mar 23, 7:09 AM CDTRiver Flood WarningGRBWood20 hr
Mar 23, 8:47 PM CDTRiver Flood WarningARXLa Crosse, Trempealeau49 hr
Mar 24, 9:45 AM CDTRiver Flood WarningARXJuneau3 days
Apr 2, 7:51 PM CDTRiver Flood WarningMKXRacine3 days
Apr 2, 10:44 PM CDTRiver Flood WarningGRBOconto5 days
Apr 3, 10:42 AM CDTRiver Flood WarningGRBOutagamie, Shawano, Waupaca29 days
Apr 3, 11:43 AM CDTRiver Flood WarningMKXKenosha6 days
Apr 3, 11:33 PM CDTRiver Flood WarningARXRichland, Vernon66 hr
Apr 3, 11:33 PM CDTRiver Flood WarningARXVernon3 days
Apr 4, 2:04 AM CDTRiver Flood WarningARXMonroe, Vernon12 hr
Apr 4, 4:49 AM CDTRiver Flood WarningMKXMilwaukee11 hr
Apr 4, 6:47 AM CDTRiver Flood WarningMKXMilwaukee4 hr
Apr 4, 8:10 AM CDTRiver Flood WarningARXRichland, Vernon29 hr
Apr 4, 8:10 AM CDTRiver Flood WarningARXCrawford4 days
Apr 4, 9:48 AM CDTRiver Flood WarningARXJackson41 hr
Apr 4, 10:29 AM CDTRiver Flood WarningGRBShawano, Waupaca58 hr
Apr 4, 10:32 AM CDTRiver Flood WarningGRBWaupaca58 hr
Apr 4, 10:36 AM CDTRiver Flood WarningGRBOutagamie, Waupaca, Winnebago25 days
Apr 4, 10:45 AM CDTRiver Flood WarningMKXSauk48 hr
Apr 4, 10:48 AM CDTRiver Flood WarningMKXSauk4 days
Apr 4, 10:52 AM CDTRiver Flood WarningMKXColumbia, Sauk48 hr
Apr 4, 11:40 AM CDTRiver Flood WarningGRBBrown9 hr
Apr 4, 3:43 PM CDTRiver Flood WarningGRBWood36 hr
Apr 4, 3:58 PM CDTRiver Flood WarningARXCrawford3 days
Apr 4, 8:52 PM CDTRiver Flood WarningGRBKewaunee13 hr
Apr 5, 4:10 PM CDTRiver Flood WarningARXJuneau4 days
Apr 5, 8:31 PM CDTRiver Flood WarningARXAdams, Juneau3 days
Apr 5, 8:36 PM CDTRiver Flood WarningARXCrawford4 days
Apr 5, 10:58 PM CDTRiver Flood WarningMKXColumbia4 days
Apr 6, 10:14 AM CDTRiver Flood WarningARXLa Crosse, Trempealeau34 hr
Apr 8, 10:05 AM CDTRiver Flood WarningMKXColumbia, Sauk54 hr
Apr 8, 9:56 PM CDTRiver Flood WarningMKXSauk15 hr
Apr 12, 9:28 AM CDTRiver Flood WarningDLHAshland, Iron49 hr
Apr 12, 10:51 AM CDTRiver Flood WarningGRBMarinette15 days
Apr 12, 10:51 AM CDTRiver Flood WarningGRBMarinette10 days
Apr 12, 10:51 AM CDTRiver Flood WarningGRBFlorence, Marinette11 days
Apr 12, 10:54 AM CDTRiver Flood WarningGRBFlorence21 days
Apr 12, 10:54 AM CDTRiver Flood WarningGRBMarathon21 days
Apr 12, 1:53 PM CDTRiver Flood WarningGRBOconto7 days
Apr 12, 3:02 PM CDTRiver Flood WarningGRBFlorence21 days
Apr 12, 11:33 PM CDTRiver Flood WarningGRBShawano, Waupaca5 days
Apr 13, 7:30 AM CDTRiver Flood WarningGRBPortage4 days
Apr 13, 7:31 AM CDTRiver Flood WarningGRBPortage3 days
Apr 13, 10:53 AM CDTRiver Flood WarningGRBLincoln, Marathon11 hr
Apr 13, 11:23 AM CDTRiver Flood WarningARXAdams, Juneau6 days
Apr 13, 4:10 PM CDTRiver Flood WarningGRBFlorence, Forest8 days
Apr 13, 4:44 PM CDTRiver Flood WarningGRBMarinette4 days
Apr 13, 9:30 PM CDTRiver Flood WarningGRBWaupaca5 days
Apr 13, 9:31 PM CDTRiver Flood WarningARXJuneau9 days
Apr 13, 9:32 PM CDTRiver Flood WarningGRBWood63 hr
Apr 13, 9:41 PM CDTRiver Flood WarningARXJackson55 hr
Apr 13, 10:16 PM CDTRiver Flood WarningGRBWood70 hr
Apr 14, 2:40 AM CDTRiver Flood WarningGRBBrown21 days
Apr 14, 4:17 AM CDTRiver Flood WarningMKXColumbia8 days
Apr 14, 4:47 AM CDTRiver Flood WarningARXLa Crosse, Trempealeau5 days
Apr 14, 4:57 AM CDTRiver Flood WarningGRBMarinette6 days
Apr 14, 5:40 AM CDTRiver Flood WarningARXBuffalo, Trempealeau49 hr
Apr 14, 9:07 AM CDTRiver Flood WarningGRBWood21 days
Apr 14, 9:08 AM CDTRiver Flood WarningGRBManitowoc21 days
Apr 14, 10:42 AM CDTRiver Flood WarningMKXSheboygan66 hr
Apr 14, 11:23 AM CDTRiver Flood WarningGRBMarathon34 hr
Apr 14, 2:09 PM CDTRiver Flood WarningGRBKewaunee32 hr
Apr 14, 4:37 PM CDTRiver Flood WarningGRBBrown, Outagamie44 hr
Apr 14, 9:42 PM CDTRiver Flood WarningGRBMarinette8 days
Apr 14, 9:48 PM CDTRiver Flood WarningGRBMarinette48 hr
Apr 14, 10:13 PM CDTRiver Flood WarningMKXDodge21 days
Apr 15, 7:29 AM CDTRiver Flood WarningGRBManitowoc29 hr
Apr 15, 8:07 AM CDTRiver Flood WarningGRBMarinette21 days
Apr 15, 10:00 AM CDTRiver Flood WarningARXRichland, Vernon71 hr
Apr 15, 10:00 AM CDTRiver Flood WarningARXVernon35 hr
Apr 15, 10:50 AM CDTRiver Flood WarningMKXKenosha15 days
Apr 15, 11:22 AM CDTRiver Flood WarningMKXOzaukee5 days
Apr 15, 11:51 AM CDTRiver Flood WarningMKXJefferson21 days
Apr 15, 12:09 PM CDTRiver Flood WarningGRBMarinette21 days
Apr 15, 9:10 PM CDTRiver Flood WarningARXCrawford38 hr
Apr 15, 9:41 PM CDTRiver Flood WarningMKXWaukesha22 hr
Apr 15, 10:46 PM CDTRiver Flood WarningMKXRacine4 days
Apr 15, 10:46 PM CDTRiver Flood WarningMKXRock44 hr
Apr 15, 11:23 PM CDTRiver Flood WarningMKXGreen, Rock5 days
Apr 15, 11:23 PM CDTRiver Flood WarningMKXSheboygan13 hr
Apr 15, 11:23 PM CDTRiver Flood WarningMKXWaukesha6 days
Apr 15, 11:23 PM CDTRiver Flood WarningMKXJefferson21 days
Apr 15, 11:23 PM CDTRiver Flood WarningMKXMilwaukee44 hr
Apr 15, 11:27 PM CDTRiver Flood WarningMKXColumbia, Sauk4 days
Apr 16, 4:38 AM CDTRiver Flood WarningMKXColumbia, Sauk3 days
Apr 16, 5:16 AM CDTRiver Flood WarningARXGrant, Iowa, Richland5 days
Apr 16, 5:37 AM CDTRiver Flood WarningMKXMilwaukee14 hr
Apr 16, 11:06 AM CDTRiver Flood WarningMKXDane8 hr
Apr 16, 11:16 AM CDTRiver Flood WarningGRBMarinette21 days
Apr 16, 11:39 AM CDTRiver Flood WarningMKXFond du Lac8 hr
Apr 16, 12:23 PM CDTRiver Flood WarningMKXGreen Lake21 days
Apr 16, 12:25 PM CDTRiver Flood WarningMKXRock21 days
Apr 16, 12:26 PM CDTRiver Flood WarningMKXJefferson21 days
Apr 16, 12:28 PM CDTRiver Flood WarningMKXJefferson21 days
Apr 17, 11:06 AM CDTRiver Flood WarningARXCrawford22 hr
Apr 17, 10:08 PM CDTRiver Flood WarningMKXJefferson, Rock21 days
Apr 17, 10:12 PM CDTRiver Flood WarningMKXRock24 hr
Apr 17, 10:12 PM CDTRiver Flood WarningMKXGreen3 days
Apr 17, 11:18 PM CDTRiver Flood WarningMKXRacine23 hr
Apr 18, 5:27 AM CDTRiver Flood WarningMKXSheboygan17 hr
Apr 18, 6:40 AM CDTRiver Flood WarningGRBMarathon16 hr
Apr 18, 6:43 AM CDTRiver Flood WarningGRBWood26 hr
Apr 18, 9:35 AM CDTRiver Flood WarningGRBWood9 hr
Apr 18, 10:17 AM CDTRiver Flood WarningMKXMilwaukee36 hr
Apr 18, 7:52 PM CDTRiver Flood WarningGRBPortage13 hr
Apr 20, 3:57 AM CDTRiver Flood WarningMKXRock21 days
Apr 20, 5:00 AM CDTRiver Flood WarningMKXGreen Lake5 days
Apr 20, 8:24 AM CDTRiver Flood WarningGRBWaushara, Winnebago21 days
Apr 20, 8:25 AM CDTRiver Flood WarningGRBFlorence, Marinette37 hr
Apr 20, 9:26 PM CDTRiver Flood WarningMKXRacine21 days
Apr 22, 6:53 AM CDTRiver Flood WarningGRBWinnebago11 days
Apr 22, 8:27 AM CDTRiver Flood WarningGRBWinnebago10 days
Jun 11, 10:44 AM CDTRiver Flood WarningARXJackson5 hr
Jul 2, 8:15 AM CDTRiver Flood WarningARXMonroe, Vernon7 hr
Jul 2, 8:56 AM CDTRiver Flood WarningARXRichland, Vernon33 hr
Jul 2, 8:56 AM CDTRiver Flood WarningARXRichland, Vernon3 days
Jul 2, 8:56 AM CDTRiver Flood WarningARXVernon3 days
Jul 2, 8:57 AM CDTRiver Flood WarningARXCrawford5 days
Jul 2, 9:00 AM CDTRiver Flood WarningARXCrawford4 days
Jul 2, 7:18 PM CDTRiver Flood WarningARXCrawford5 days
Sep 19, 9:34 AM CDTRiver Flood WarningARXCrawford27 hr
Sep 19, 9:34 AM CDTRiver Flood WarningARXCrawford5 days
Sep 19, 9:34 AM CDTRiver Flood WarningARXVernon67 hr
Sep 19, 12:27 PM CDTRiver Flood WarningMKXLafayette21 hr
Sep 20, 9:35 AM CDTRiver Flood WarningMKXKenosha5 days
Sep 20, 9:37 AM CDTRiver Flood WarningMKXRacine49 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

6 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 16, 202620river flood warnings
  2. April 4, 202617river flood warnings
  3. April 14, 202616river flood warnings
  4. April 15, 202611river flood warnings
  5. April 18, 20269river flood warnings
  6. April 12, 20268river flood warnings
  7. April 13, 20267river flood warnings
  8. July 2, 20266river flood warnings
  9. April 3, 20264river flood warnings
  10. April 6, 20264river flood warnings
  11. April 20, 20264river flood warnings
  12. September 19, 20264river flood warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive2025

Sources

National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.