Alert archive / Wisconsin / Flash Flood Warnings
Flash Flood Warnings in Wisconsin, 2018
60 flash flood warnings in 2018. 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 flash flood warnings reaches back to 1986.
Flash Flood Warnings by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Flash Flood Warnings
- 60
- Busiest month
- August30 flash flood warnings
- Busiest day
- August 28, 201821 flash 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 7:07 AM CDT | Flash Flood Warning | DLH | Douglas | 2 hr |
| Jun 9, 1:49 AM CDT | Flash Flood Warning | ARX | Grant | 3 hr |
| Jun 9, 4:21 AM CDT | Flash Flood Warning | ARX | Grant | 3 hr |
| Jun 9, 11:18 PM CDT | Flash Flood Warning | ARX | Grant | 3 hr |
| Jun 15, 10:25 AM CDT | Flash Flood Warning | DLH | Iron | 3 hr |
| Jun 16, 12:21 AM CDT | Flash Flood Warning | MKX | Dane | 3 hr |
| Jun 16, 6:18 PM CDT | Flash Flood Warning | MKX | Columbia | 3 hr |
| Jun 16, 10:39 PM CDT | Flash Flood Warning | DLH | Ashland, Bayfield, Burnett, Douglas, Iron, Sawyer and 1 more | 8 hr |
| Jun 16, 11:46 PM CDT | Flash Flood Warning | DLH | Bayfield | 5 hr |
| Jun 17, 12:11 AM CDT | Flash Flood Warning | DLH | Douglas | 5 hr |
| Jun 17, 3:47 PM CDT | Flash Flood Warning | DLH | Bayfield, Douglas | 3 hr |
| Jun 17, 4:23 PM CDT | Flash Flood Warning | DLH | Ashland, Bayfield, Iron | 3 hr |
| Jun 18, 3:41 AM CDT | Flash Flood Warning | ARX | Buffalo, Trempealeau | 4 hr |
| Jun 18, 4:37 AM CDT | Flash Flood Warning | ARX | Clark, Jackson | 3 hr |
| Jun 18, 12:42 PM CDT | Flash Flood Warning | DLH | Burnett, Douglas | 6 hr |
| Jun 18, 6:29 PM CDT | Flash Flood Warning | DLH | Burnett, Douglas | 17 hr |
| Jul 12, 4:20 AM CDT | Flash Flood Warning | DLH | Burnett, Douglas | 5 hr |
| Jul 12, 6:57 PM CDT | Flash Flood Warning | MPX | Barron | 3 hr |
| Aug 16, 11:22 PM CDT | Flash Flood Warning | MKX | Rock | 4 hr |
| Aug 17, 9:20 AM CDT | Flash Flood Warning | MKX | Dane, Dodge, Jefferson | 3 hr |
| Aug 20, 5:32 PM CDT | Flash Flood Warning | MKX | Dane | 3 hr |
| Aug 20, 8:26 PM CDT | Flash Flood Warning | MKX | Dane | 3 hr |
| Aug 24, 5:58 PM CDT | Flash Flood Warning | MPX | Pierce, Saint Croix | 3 hr |
| Aug 26, 5:42 PM CDT | Flash Flood Warning | DLH | Bayfield, Burnett, Douglas, Sawyer, Washburn | 3 hr |
| Aug 26, 11:04 PM CDT | Flash Flood Warning | MKX | Milwaukee, Ozaukee | 3 hr |
| Aug 27, 1:59 AM CDT | Flash Flood Warning | MKX | Ozaukee | 3 hr |
| Aug 27, 4:27 PM CDT | Flash Flood Warning | DLH | Bayfield, Douglas | 6 hr |
| Aug 27, 10:07 PM CDT | Flash Flood Warning | ARX | Vernon | 3 hr |
| Aug 27, 10:26 PM CDT | Flash Flood Warning | ARX | La Crosse, Monroe | 3 hr |
| Aug 27, 11:32 PM CDT | Flash Flood Warning | ARX | Vernon | 3 hr |
| Aug 27, 11:51 PM CDT | Flash Flood Warning | MKX | Columbia, Sauk | 3 hr |
| Aug 27, 11:55 PM CDT | Flash Flood Warning | MKX | Green Lake, Marquette | 6 hr |
| Aug 28, 12:00 AM CDT | Flash Flood Warning | MKX | Fond du Lac, Sheboygan | 6 hr |
| Aug 28, 12:07 AM CDT | Flash Flood Warning | ARX | Adams, Juneau | 3 hr |
| Aug 28, 12:51 AM CDT | Flash Flood Warning | MKX | Fond du Lac, Sheboygan | 6 hr |
| Aug 28, 12:57 AM CDT | Flash Flood Warning | ARX | Monroe, Vernon | 3 hr |
| Aug 28, 1:36 AM CDT | Flash Flood Warning | ARX | La Crosse | 114 min |
| Aug 28, 1:45 AM CDT | Flash Flood Warning | MKX | Dodge, Ozaukee, Washington | 3 hr |
| Aug 28, 1:51 AM CDT | Flash Flood Warning | ARX | La Crosse, Monroe, Vernon | 3 hr |
| Aug 28, 2:43 AM CDT | Flash Flood Warning | MKX | Columbia, Sauk | 3 hr |
| Aug 28, 2:54 AM CDT | Flash Flood Warning | ARX | Adams, Juneau | 3 hr |
| Aug 28, 3:38 AM CDT | Flash Flood Warning | ARX | La Crosse, Monroe, Vernon | 4 hr |
| Aug 28, 5:43 AM CDT | Flash Flood Warning | ARX | Adams, Juneau | 3 hr |
| Aug 28, 3:01 PM CDT | Flash Flood Warning | MKX | Columbia, Green Lake, Marquette, Sauk | 10 hr |
| Aug 28, 3:07 PM CDT | Flash Flood Warning | ARX | Adams, Crawford, Juneau, Monroe, Richland, Vernon | 6 hr |
| Aug 28, 4:21 PM CDT | Flash Flood Warning | MKX | Fond du Lac, Sheboygan | 9 hr |
| Aug 28, 4:38 PM CDT | Flash Flood Warning | MKX | Ozaukee, Washington | 7 hr |
| Aug 28, 4:53 PM CDT | Flash Flood Warning | GRB | Calumet, Outagamie, Winnebago | 3 hr |
| Sep 3, 9:17 PM CDT | Flash Flood Warning | ARX | Crawford, Juneau, La Crosse, Monroe, Richland, Vernon | 9 hr |
| Sep 3, 11:58 PM CDT | Flash Flood Warning | ARX | Crawford, Richland | 6 hr |
| Sep 4, 12:53 AM CDT | Flash Flood Warning | MKX | Columbia, Sauk | 5 hr |
| Sep 4, 8:19 PM CDT | Flash Flood Warning | ARX | Buffalo, Trempealeau | 3 hr |
| Sep 4, 9:44 PM CDT | Flash Flood Warning | ARX | Clark | 5 hr |
| Sep 4, 11:03 PM CDT | Flash Flood Warning | ARX | Crawford, Juneau, Monroe, Richland, Vernon | 5 hr |
| Sep 5, 12:19 AM CDT | Flash Flood Warning | GRB | Langlade, Lincoln, Marathon, Oneida | 4 hr |
| Sep 17, 8:40 PM CDT | Flash Flood Warning | GRB | Brown | 2 hr |
| Sep 19, 9:07 PM CDT | Flash Flood Warning | ARX | Grant | 6 hr |
| Sep 20, 12:53 AM CDT | Flash Flood Warning | MKX | Iowa, Lafayette | 5 hr |
| Sep 20, 1:16 AM CDT | Flash Flood Warning | ARX | Crawford, Grant | 3 hr |
| Oct 1, 5:17 PM CDT | Flash Flood Warning | ARX | Grant | 3 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Douglas County9
- Vernon County8
- Monroe County7
- Grant County6
- Bayfield County6
- Juneau County6
- Columbia County5
- Burnett County5
- La Crosse County5
- Crawford County5
- Dane County4
- Ozaukee County4
- Sauk County4
- Adams County4
- Richland County4
- Iron County3
- Fond du Lac County3
- Sheboygan County3
- Ashland County2
- Sawyer County2
- Washburn County2
- Buffalo County2
- Trempealeau County2
- Clark County2
- Dodge County2
- Green Lake County2
- Marquette County2
- Washington County2
- Jackson County1
- Barron County1
- Rock County1
- Jefferson County1
- Pierce County1
- Saint Croix County1
- Milwaukee County1
- Calumet County1
- Outagamie County1
- Winnebago County1
- Langlade County1
- Lincoln County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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. Rebuilt daily.