Alert archive / Wisconsin / Red Flag Warnings
Red Flag Warnings in Wisconsin, 2025
7 red flag warnings in 2025. 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 red flag warnings reaches back to 2005.
Red Flag Warnings by county
Each county as a circle sized by its count in 2025. Tap one for its archive.
- Red Flag Warnings
- 7
- Busiest month
- May7 red flag warnings
- Busiest day
- May 10, 20252 red flag 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 10, 2:24 PM CDT | Red Flag Warning | DLH | Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more | 32 hr |
| May 10, 2:24 PM CDT | Red Flag Warning | MPX | Barron, Polk, Rusk, Saint Croix | 32 hr |
| May 11, 2:52 AM CDT | Red Flag Warning | GRB | Florence, Forest, Langlade, Lincoln, Marinette, Oneida and 1 more | 19 hr |
| May 11, 2:18 PM CDT | Red Flag Warning | DLH | Ashland, Bayfield, Burnett, Douglas, Iron, Price and 2 more | 31 hr |
| May 11, 10:11 PM CDT | Red Flag Warning | MPX | Barron, Dunn, Pierce, Polk, Rusk, Saint Croix | 23 hr |
| May 12, 3:22 AM CDT | Red Flag Warning | GRB | Florence, Forest, Langlade, Lincoln, Marinette, Oneida and 1 more | 18 hr |
| May 13, 3:25 AM CDT | Red Flag Warning | DLH | Bayfield, Burnett, Douglas, Sawyer, Washburn | 18 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Bayfield County3
- Burnett County3
- Douglas County3
- Sawyer County3
- Washburn County3
- Ashland County2
- Iron County2
- Price County2
- Barron County2
- Polk County2
- Rusk County2
- Saint Croix County2
- Florence County2
- Forest County2
- Langlade County2
- Lincoln County2
- Marinette County2
- Oneida County2
- Vilas County2
- Dunn County1
- Pierce County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20242026
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.