Alert archive / Wisconsin / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Wisconsin, 1986
180 severe thunderstorm warnings in 1986. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in 1986. Tap one for its archive.
- Severe Thunderstorm Warnings
- 180
- Busiest month
- July78 severe thunderstorm warnings
- Busiest day
- July 15, 198612 severe thunderstorm 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 |
|---|---|---|---|---|
| Mar 31, 4:44 PM CST | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 61 min |
| Apr 25, 3:30 PM CST | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 30 min |
| Apr 25, 4:09 PM CST | Severe Thunderstorm Warning | MPX | Polk, Saint Croix | 51 min |
| Apr 25, 4:50 PM CST | Severe Thunderstorm Warning | ARX | La Crosse | 60 min |
| Apr 25, 5:02 PM CST | Severe Thunderstorm Warning | DLH | Burnett, Washburn | 58 min |
| Apr 25, 6:15 PM CST | Severe Thunderstorm Warning | ARX | Crawford | 15 min |
| Apr 25, 6:15 PM CST | Severe Thunderstorm Warning | ARX | Vernon | 60 min |
| Apr 25, 6:45 PM CST | Severe Thunderstorm Warning | ARX | Trempealeau | 30 min |
| Apr 25, 7:31 PM CST | Severe Thunderstorm Warning | GRB | Columbia, Dane, Sauk | 59 min |
| Apr 25, 7:37 PM CST | Severe Thunderstorm Warning | GRB | Dane, Green | 68 min |
| Apr 25, 7:58 PM CST | Severe Thunderstorm Warning | GRB | Waushara | 62 min |
| Apr 25, 8:21 PM CST | Severe Thunderstorm Warning | GRB | Green | 42 min |
| Apr 25, 8:21 PM CST | Severe Thunderstorm Warning | GRB | Dane, Rock | 69 min |
| Apr 25, 8:35 PM CST | Severe Thunderstorm Warning | GRB | Adams | 55 min |
| Jun 3, 7:08 PM CDT | Severe Thunderstorm Warning | DLH | Douglas | 52 min |
| Jun 10, 5:09 PM CDT | Severe Thunderstorm Warning | MPX | Polk | 51 min |
| Jun 10, 5:45 PM CDT | Severe Thunderstorm Warning | MPX | Barron | 50 min |
| Jun 10, 7:48 PM CDT | Severe Thunderstorm Warning | MPX | Saint Croix | 42 min |
| Jun 10, 9:21 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa | 39 min |
| Jun 10, 10:01 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Dunn, Eau Claire | 44 min |
| Jun 10, 10:01 PM CDT | Severe Thunderstorm Warning | MPX | Pepin | 44 min |
| Jun 10, 10:43 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 17 min |
| Jun 11, 3:25 PM CDT | Severe Thunderstorm Warning | GRB | Waushara | 35 min |
| Jun 11, 3:25 PM CDT | Severe Thunderstorm Warning | MPX | Saint Croix | 35 min |
| Jun 11, 3:29 PM CDT | Severe Thunderstorm Warning | MKX | Waukesha | 17 min |
| Jun 11, 3:29 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Ozaukee, Washington | 42 min |
| Jun 16, 3:29 AM CDT | Severe Thunderstorm Warning | DVN | Lafayette | 31 min |
| Jun 19, 1:13 AM CDT | Severe Thunderstorm Warning | DLH | Ashland | 47 min |
| Jun 19, 4:35 PM CDT | Severe Thunderstorm Warning | MKX | Portage, Wood | 40 min |
| Jun 19, 6:08 PM CDT | Severe Thunderstorm Warning | GRB | Green Lake | 47 min |
| Jun 19, 6:11 PM CDT | Severe Thunderstorm Warning | GRB | Calumet | 34 min |
| Jun 19, 6:37 PM CDT | Severe Thunderstorm Warning | GRB | Waushara | 68 min |
| Jun 19, 6:44 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 46 min |
| Jun 19, 6:49 PM CDT | Severe Thunderstorm Warning | GRB | Calumet | 26 min |
| Jun 19, 7:55 PM CDT | Severe Thunderstorm Warning | GRB | Green Lake, Waushara | 35 min |
| Jun 19, 8:23 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 42 min |
| Jun 19, 8:35 PM CDT | Severe Thunderstorm Warning | GRB | Marquette | 40 min |
| Jun 21, 5:15 PM CDT | Severe Thunderstorm Warning | DLH | Douglas | 45 min |
| Jun 21, 5:50 PM CDT | Severe Thunderstorm Warning | DLH | Burnett, Douglas | 40 min |
| Jun 21, 6:35 PM CDT | Severe Thunderstorm Warning | DLH | Burnett | 55 min |
| Jun 21, 7:00 PM CDT | Severe Thunderstorm Warning | DLH | Bayfield, Douglas | 60 min |
| Jun 21, 7:29 PM CDT | Severe Thunderstorm Warning | MPX | Rusk | 61 min |
| Jun 21, 7:30 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Sawyer | 60 min |
| Jun 21, 8:00 PM CDT | Severe Thunderstorm Warning | DLH | Iron | 60 min |
| Jun 21, 8:15 PM CDT | Severe Thunderstorm Warning | MKX | Price | 15 min |
| Jun 23, 4:09 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 51 min |
| Jun 23, 4:48 PM CDT | Severe Thunderstorm Warning | MPX | Pepin | 42 min |
| Jun 23, 5:10 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 35 min |
| Jun 23, 5:22 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Green Lake, Marquette | 38 min |
| Jun 23, 5:22 PM CDT | Severe Thunderstorm Warning | GRB | Sauk | 38 min |
| Jun 23, 5:45 PM CDT | Severe Thunderstorm Warning | GRB | Dane | 75 min |
| Jun 23, 6:07 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Columbia | 53 min |
| Jun 23, 7:08 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Sauk | 52 min |
| Jun 25, 7:21 PM CDT | Severe Thunderstorm Warning | MKX | Forest | 54 min |
| Jun 25, 7:38 PM CDT | Severe Thunderstorm Warning | GRB | Marinette | 52 min |
| Jun 25, 8:40 PM CDT | Severe Thunderstorm Warning | GRB | Marinette | 35 min |
| Jun 26, 4:50 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 55 min |
| Jun 26, 6:10 PM CDT | Severe Thunderstorm Warning | MKX | Portage, Wood | 50 min |
| Jun 26, 6:11 PM CDT | Severe Thunderstorm Warning | DLH | Douglas | 94 min |
| Jun 26, 6:40 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Juneau | 50 min |
| Jun 26, 6:40 PM CDT | Severe Thunderstorm Warning | GRB | Green Lake, Marquette, Waushara | 50 min |
| Jun 26, 8:12 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 48 min |
| Jun 26, 9:08 PM CDT | Severe Thunderstorm Warning | ARX | Monroe | 52 min |
| Jun 26, 9:08 PM CDT | Severe Thunderstorm Warning | ARX | La Crosse | 49 min |
| Jun 26, 10:19 PM CDT | Severe Thunderstorm Warning | MKX | Wood | 56 min |
| Jun 27, 12:06 AM CDT | Severe Thunderstorm Warning | MPX | Barron, Polk | 54 min |
| Jul 4, 2:27 AM CDT | Severe Thunderstorm Warning | DLH | Douglas | 78 min |
| Jul 4, 3:02 AM CDT | Severe Thunderstorm Warning | DLH | Burnett, Douglas, Washburn | 58 min |
| Jul 4, 3:08 AM CDT | Severe Thunderstorm Warning | MPX | Polk | 52 min |
| Jul 4, 8:20 AM CDT | Severe Thunderstorm Warning | DLH | Sawyer | 40 min |
| Jul 4, 8:56 AM CDT | Severe Thunderstorm Warning | DLH | Burnett, Washburn | 34 min |
| Jul 4, 8:56 AM CDT | Severe Thunderstorm Warning | DLH | Sawyer | 34 min |
| Jul 4, 6:49 PM CDT | Severe Thunderstorm Warning | MKX | Forest, Oneida | 56 min |
| Jul 4, 7:03 PM CDT | Severe Thunderstorm Warning | MKX | Taylor | 57 min |
| Jul 4, 7:03 PM CDT | Severe Thunderstorm Warning | MPX | Clark | 57 min |
| Jul 4, 7:11 PM CDT | Severe Thunderstorm Warning | MKX | Vilas | 34 min |
| Jul 4, 7:52 PM CDT | Severe Thunderstorm Warning | MKX | Vilas | 38 min |
| Jul 4, 8:33 PM CDT | Severe Thunderstorm Warning | MKX | Oneida | 42 min |
| Jul 5, 6:36 PM CDT | Severe Thunderstorm Warning | DLH | Burnett | 54 min |
| Jul 5, 8:04 PM CDT | Severe Thunderstorm Warning | MPX | Barron, Chippewa, Dunn | 56 min |
| Jul 5, 8:38 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 52 min |
| Jul 6, 7:50 PM CDT | Severe Thunderstorm Warning | MKX | Racine, Waukesha | 35 min |
| Jul 6, 8:03 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee | 42 min |
| Jul 11, 6:11 PM CDT | Severe Thunderstorm Warning | GRB | Rock | 34 min |
| Jul 12, 5:46 PM CDT | Severe Thunderstorm Warning | GRB | Green | 29 min |
| Jul 15, 1:40 PM CDT | Severe Thunderstorm Warning | ARX | Trempealeau | 40 min |
| Jul 15, 2:00 PM CDT | Severe Thunderstorm Warning | ARX | Jackson, La Crosse | 45 min |
| Jul 15, 2:20 PM CDT | Severe Thunderstorm Warning | ARX | Monroe | 50 min |
| Jul 15, 2:45 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Juneau | 30 min |
| Jul 15, 3:22 PM CDT | Severe Thunderstorm Warning | GRB | Marquette, Waushara | 53 min |
| Jul 15, 3:22 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Sauk | 53 min |
| Jul 15, 4:00 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac | 30 min |
| Jul 15, 4:09 PM CDT | Severe Thunderstorm Warning | DVN | Grant | 66 min |
| Jul 15, 4:17 PM CDT | Severe Thunderstorm Warning | GRB | Winnebago | 58 min |
| Jul 15, 4:34 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 26 min |
| Jul 15, 4:55 PM CDT | Severe Thunderstorm Warning | MKX | Sheboygan | 50 min |
| Jul 15, 5:07 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee, Washington | 38 min |
| Jul 18, 2:31 PM CDT | Severe Thunderstorm Warning | GRB | Door | 59 min |
| Jul 18, 3:40 PM CDT | Severe Thunderstorm Warning | GRB | Door | 65 min |
| Jul 18, 4:42 PM CDT | Severe Thunderstorm Warning | GRB | Door | 63 min |
| Jul 18, 4:42 PM CDT | Severe Thunderstorm Warning | GRB | Marinette, Oconto | 63 min |
| Jul 18, 4:59 PM CDT | Severe Thunderstorm Warning | GRB | Brown | 41 min |
| Jul 18, 5:43 PM CDT | Severe Thunderstorm Warning | GRB | Brown, Oconto | 62 min |
| Jul 18, 5:43 PM CDT | Severe Thunderstorm Warning | GRB | Kewaunee, Manitowoc | 62 min |
| Jul 18, 6:25 PM CDT | Severe Thunderstorm Warning | MPX | Polk | 55 min |
| Jul 18, 6:25 PM CDT | Severe Thunderstorm Warning | MPX | Barron, Rusk | 55 min |
| Jul 18, 6:50 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Sawyer | 50 min |
| Jul 18, 6:50 PM CDT | Severe Thunderstorm Warning | DLH | Iron | 50 min |
| Jul 18, 7:04 PM CDT | Severe Thunderstorm Warning | MKX | Taylor | 56 min |
| Jul 18, 8:30 PM CDT | Severe Thunderstorm Warning | MKX | Lincoln | 60 min |
| Jul 18, 8:37 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 53 min |
| Jul 18, 9:21 PM CDT | Severe Thunderstorm Warning | MKX | Marathon, Wood | 54 min |
| Jul 18, 9:21 PM CDT | Severe Thunderstorm Warning | MPX | Clark | 54 min |
| Jul 18, 9:39 PM CDT | Severe Thunderstorm Warning | MKX | Portage | 51 min |
| Jul 19, 1:32 AM CDT | Severe Thunderstorm Warning | MPX | Polk, Saint Croix | 58 min |
| Jul 19, 2:02 AM CDT | Severe Thunderstorm Warning | DLH | Washburn | 103 min |
| Jul 19, 2:33 AM CDT | Severe Thunderstorm Warning | MPX | Barron, Dunn | 57 min |
| Jul 19, 6:46 PM CDT | Severe Thunderstorm Warning | MKX | Racine | 29 min |
| Jul 19, 6:58 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha | 62 min |
| Jul 24, 3:31 PM CDT | Severe Thunderstorm Warning | MKX | Florence, Forest | 59 min |
| Jul 24, 3:31 PM CDT | Severe Thunderstorm Warning | MKX | Oneida, Vilas | 59 min |
| Jul 24, 4:19 PM CDT | Severe Thunderstorm Warning | MKX | Langlade, Marathon | 41 min |
| Jul 24, 4:37 PM CDT | Severe Thunderstorm Warning | MKX | Clark, Wood | 53 min |
| Jul 24, 4:50 PM CDT | Severe Thunderstorm Warning | MKX | Portage | 55 min |
| Jul 24, 5:30 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Washington | 60 min |
| Jul 24, 5:31 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 54 min |
| Jul 24, 5:56 PM CDT | Severe Thunderstorm Warning | GRB | Outagamie, Waupaca, Winnebago | 49 min |
| Jul 27, 5:14 AM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 21 min |
| Jul 27, 5:14 AM CDT | Severe Thunderstorm Warning | MPX | Pepin | 21 min |
| Jul 27, 5:28 AM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 27 min |
| Jul 27, 5:57 AM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Trempealeau | 63 min |
| Jul 27, 3:47 PM CDT | Severe Thunderstorm Warning | MPX | Pierce | 53 min |
| Jul 27, 4:58 PM CDT | Severe Thunderstorm Warning | MPX | Pepin | 47 min |
| Jul 27, 6:40 PM CDT | Severe Thunderstorm Warning | ARX | La Crosse, Trempealeau | 35 min |
| Jul 27, 6:50 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 55 min |
| Jul 27, 8:15 PM CDT | Severe Thunderstorm Warning | ARX | Vernon | 45 min |
| Jul 27, 8:55 PM CDT | Severe Thunderstorm Warning | ARX | Crawford | 50 min |
| Jul 27, 9:14 PM CDT | Severe Thunderstorm Warning | GRB | Columbia | 46 min |
| Jul 27, 9:40 PM CDT | Severe Thunderstorm Warning | ARX | Crawford | 35 min |
| Jul 27, 10:09 PM CDT | Severe Thunderstorm Warning | GRB | Dane, Iowa, Sauk | 21 min |
| Jul 28, 12:01 AM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 29 min |
| Jul 30, 8:15 AM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Trempealeau | 45 min |
| Jul 30, 8:15 AM CDT | Severe Thunderstorm Warning | ARX | La Crosse | 45 min |
| Jul 30, 9:00 AM CDT | Severe Thunderstorm Warning | ARX | La Crosse | 45 min |
| Aug 1, 1:32 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Iron | 58 min |
| Aug 1, 7:16 PM CDT | Severe Thunderstorm Warning | GRB | Calumet, Winnebago | 44 min |
| Aug 7, 1:29 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 61 min |
| Aug 9, 6:53 PM CDT | Severe Thunderstorm Warning | DLH | Washburn | 67 min |
| Aug 16, 7:21 PM CDT | Severe Thunderstorm Warning | MPX | Dunn | 54 min |
| Aug 16, 8:46 PM CDT | Severe Thunderstorm Warning | MPX | Saint Croix | 54 min |
| Aug 16, 8:49 PM CDT | Severe Thunderstorm Warning | MKX | Langlade, Marathon | 56 min |
| Aug 16, 8:49 PM CDT | Severe Thunderstorm Warning | MKX | Lincoln | 41 min |
| Aug 17, 1:59 AM CDT | Severe Thunderstorm Warning | MPX | Pierce | 61 min |
| Sep 3, 4:42 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 33 min |
| Sep 10, 5:43 PM CDT | Severe Thunderstorm Warning | GRB | Columbia | 32 min |
| Sep 10, 6:35 PM CDT | Severe Thunderstorm Warning | DVN | Grant, Lafayette | 40 min |
| Sep 10, 7:00 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 15 min |
| Sep 26, 6:35 AM CDT | Severe Thunderstorm Warning | GRB | Columbia | 25 min |
| Sep 26, 7:11 AM CDT | Severe Thunderstorm Warning | GRB | Green Lake, Marquette | 34 min |
| Sep 26, 7:46 AM CDT | Severe Thunderstorm Warning | GRB | Waushara | 14 min |
| Sep 26, 3:33 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pierce, Saint Croix | 57 min |
| Sep 26, 4:39 PM CDT | Severe Thunderstorm Warning | MPX | Barron | 51 min |
| Sep 26, 4:53 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 47 min |
| Sep 26, 5:25 PM CDT | Severe Thunderstorm Warning | DLH | Washburn | 65 min |
| Sep 26, 5:50 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 30 min |
| Sep 26, 6:38 PM CDT | Severe Thunderstorm Warning | MKX | Clark | 37 min |
| Sep 26, 6:54 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 51 min |
| Sep 26, 7:09 PM CDT | Severe Thunderstorm Warning | ARX | Vernon | 41 min |
| Sep 26, 7:47 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 58 min |
| Sep 26, 8:49 PM CDT | Severe Thunderstorm Warning | GRB | Adams | 26 min |
| Sep 26, 9:43 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 62 min |
| Sep 28, 5:10 PM CDT | Severe Thunderstorm Warning | MKX | Jefferson | 50 min |
| Sep 28, 5:11 PM CDT | Severe Thunderstorm Warning | GRB | Dane | 19 min |
| Sep 28, 6:09 PM CDT | Severe Thunderstorm Warning | MKX | Walworth | 36 min |
| Sep 28, 6:17 PM CDT | Severe Thunderstorm Warning | MKX | Racine | 58 min |
| Sep 28, 6:17 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee | 36 min |
| Sep 28, 6:44 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee | 18 min |
| Sep 29, 12:35 AM CDT | Severe Thunderstorm Warning | GRB | Columbia, Sauk | 55 min |
| Sep 29, 1:14 AM CDT | Severe Thunderstorm Warning | GRB | Dane | 46 min |
| Oct 7, 5:18 PM CDT | Severe Thunderstorm Warning | DLH | Douglas | 52 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Saint Croix County11
- Columbia County9
- Pierce County8
- Douglas County8
- Dane County7
- Waushara County7
- Dunn County7
- Eau Claire County7
- Marathon County7
- Polk County6
- La Crosse County6
- Burnett County6
- Washburn County6
- Sauk County6
- Barron County6
- Pepin County6
- Trempealeau County5
- Adams County5
- Chippewa County5
- Wood County5
- Green Lake County5
- Marquette County5
- Ashland County4
- Portage County4
- Fond du Lac County4
- Sawyer County4
- Clark County4
- Racine County4
- Dodge County4
- Crawford County3
- Vernon County3
- Green County3
- Milwaukee County3
- Ozaukee County3
- Washington County3
- Calumet County3
- Iron County3
- Buffalo County3
- Forest County3
- Marinette County3
29 more counties
- Oneida County3
- Vilas County3
- Winnebago County3
- Door County3
- Rock County2
- Waukesha County2
- Lafayette County2
- Bayfield County2
- Rusk County2
- Juneau County2
- Monroe County2
- Taylor County2
- Jackson County2
- Grant County2
- Oconto County2
- Brown County2
- Lincoln County2
- Kenosha County2
- Langlade County2
- Price County1
- Sheboygan County1
- Kewaunee County1
- Manitowoc County1
- Florence County1
- Outagamie County1
- Waupaca County1
- Iowa County1
- Jefferson County1
- Walworth County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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.