Alert archive / Wisconsin / Heat Advisories
Heat Advisories in Wisconsin, 2021
10 heat advisories in 2021. 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in 2021. Tap one for its archive.
- Heat Advisories
- 10
- Busiest month
- July4 heat advisories
- Busiest day
- July 23, 20212 heat advisories
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 |
|---|---|---|---|---|
| Jun 4, 1:23 PM CDT | Heat Advisory | MPX | Pierce, Polk, Saint Croix | 6 days |
| Jun 10, 4:08 AM CDT | Heat Advisory | DLH | Burnett | 15 hr |
| Jul 22, 7:19 PM CDT | Heat Advisory | MPX | Polk | 25 hr |
| Jul 22, 7:38 PM CDT | Heat Advisory | DLH | Burnett | 23 hr |
| Jul 27, 3:10 PM CDT | Heat Advisory | ARX | Buffalo, Crawford, Grant, Jackson, La Crosse, Monroe and 3 more | 30 hr |
| Jul 27, 3:36 PM CDT | Heat Advisory | MPX | Dunn, Eau Claire, Pepin, Pierce, Polk, Saint Croix | 29 hr |
| Aug 9, 1:21 PM CDT | Heat Advisory | MKX | Columbia, Dane, Dodge, Green, Iowa, Jefferson and 9 more | 30 hr |
| Aug 9, 1:55 PM CDT | Heat Advisory | ARX | Crawford, Grant, Richland | 28 hr |
| Aug 10, 2:16 PM CDT | Heat Advisory | MKX | Dane, Dodge, Green, Iowa, Jefferson, Kenosha and 8 more | 29 hr |
| Aug 10, 2:26 PM CDT | Heat Advisory | ARX | Grant | 27 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Polk County3
- Grant County3
- Pierce County2
- Saint Croix County2
- Burnett County2
- Crawford County2
- Richland County2
- Dane County2
- Dodge County2
- Green County2
- Iowa County2
- Jefferson County2
- Kenosha County2
- Lafayette County2
- Milwaukee County2
- Racine County2
- Rock County2
- Walworth County2
- Washington County2
- Waukesha County2
- Buffalo County1
- Jackson County1
- La Crosse County1
- Monroe County1
- Trempealeau County1
- Vernon County1
- Dunn County1
- Eau Claire County1
- Pepin County1
- Columbia County1
- Sauk County1
- Ozaukee County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20202022
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.