Alert archive / Wisconsin / Heat Advisories
Heat Advisories in Wisconsin, 2020
16 heat advisories in 2020. 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 2020. Tap one for its archive.
- Heat Advisories
- 16
- Busiest month
- July12 heat advisories
- Busiest day
- July 17, 20204 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 |
|---|---|---|---|---|
| Jul 7, 3:04 PM CDT | Heat Advisory | MKX | Columbia, Dane, Green, Green Lake, Iowa, Lafayette and 2 more | 28 hr |
| Jul 7, 3:05 PM CDT | Heat Advisory | MPX | Chippewa, Dunn, Eau Claire, Pepin, Pierce, Saint Croix | 29 hr |
| Jul 7, 3:38 PM CDT | Heat Advisory | ARX | Adams, Buffalo, Clark, Crawford, Grant, Jackson and 6 more | 27 hr |
| Jul 17, 2:35 AM CDT | Heat Advisory | ARX | Adams, Buffalo, Clark, Crawford, Grant, Jackson and 6 more | 41 hr |
| Jul 17, 2:54 AM CDT | Heat Advisory | MKX | Columbia, Dane, Dodge, Fond du Lac, Green, Green Lake and 14 more | 41 hr |
| Jul 17, 2:24 PM CDT | Heat Advisory | MPX | Chippewa, Dunn, Eau Claire, Pepin, Pierce, Saint Croix | 31 hr |
| Jul 17, 2:30 PM CDT | Heat Advisory | GRB | Brown, Calumet, Kewaunee, Manitowoc, Marathon, Menominee and 8 more | 30 hr |
| Jul 23, 2:37 PM CDT | Heat Advisory | MPX | Chippewa, Dunn, Eau Claire, Pepin, Pierce, Saint Croix | 66 hr |
| Jul 25, 2:44 AM CDT | Heat Advisory | ARX | Adams, Buffalo, Clark, Crawford, Grant, Jackson and 6 more | 17 hr |
| Jul 25, 2:44 AM CDT | Heat Advisory | MKX | Iowa, Lafayette, Sauk | 17 hr |
| Jul 26, 2:37 AM CDT | Heat Advisory | MKX | Columbia, Dane, Dodge, Fond du Lac, Green, Iowa and 12 more | 16 hr |
| Jul 26, 2:53 AM CDT | Heat Advisory | ARX | Crawford, Grant, Richland | 16 hr |
| Aug 24, 3:21 AM CDT | Heat Advisory | ARX | Adams, Buffalo, Crawford, Grant, Jackson, Juneau and 5 more | 16 hr |
| Aug 25, 2:48 AM CDT | Heat Advisory | ARX | Buffalo, Crawford, Grant, Jackson, La Crosse, Monroe and 3 more | 16 hr |
| Aug 25, 3:07 AM CDT | Heat Advisory | MPX | Pepin, Pierce | 16 hr |
| Aug 26, 2:53 AM CDT | Heat Advisory | ARX | Buffalo, Crawford, Grant, Jackson, La Crosse, Monroe and 3 more | 16 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Crawford County7
- Grant County7
- Richland County7
- Buffalo County6
- Jackson County6
- La Crosse County6
- Monroe County6
- Trempealeau County6
- Vernon County6
- Iowa County4
- Lafayette County4
- Sauk County4
- Pepin County4
- Pierce County4
- Adams County4
- Juneau County4
- Columbia County3
- Dane County3
- Green County3
- Chippewa County3
- Dunn County3
- Eau Claire County3
- Saint Croix County3
- Clark County3
- Green Lake County2
- Marquette County2
- Dodge County2
- Fond du Lac County2
- Jefferson County2
- Kenosha County2
- Milwaukee County2
- Ozaukee County2
- Racine County2
- Rock County2
- Sheboygan County2
- Walworth County2
- Washington County2
- Waukesha County2
- Brown County1
- Calumet County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20192021
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.