Alert archive / Wisconsin / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Wisconsin, 1987
169 severe thunderstorm warnings in 1987. 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 1987. Tap one for its archive.
- Severe Thunderstorm Warnings
- 169
- Busiest month
- July90 severe thunderstorm warnings
- Busiest day
- July 20, 198735 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 |
|---|---|---|---|---|
| May 10, 2:30 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Trempealeau | 60 min |
| May 10, 4:22 PM CDT | Severe Thunderstorm Warning | DLH | Sawyer, Washburn | 68 min |
| May 10, 4:48 PM CDT | Severe Thunderstorm Warning | MKX | Lincoln, Taylor | 42 min |
| May 10, 4:50 PM CDT | Severe Thunderstorm Warning | MPX | Rusk | 40 min |
| May 10, 7:12 PM CDT | Severe Thunderstorm Warning | MKX | Price | 48 min |
| May 11, 12:29 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee | 19 min |
| May 13, 8:27 PM CDT | Severe Thunderstorm Warning | DLH | Burnett | 58 min |
| May 13, 8:31 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 39 min |
| May 18, 12:18 PM CDT | Severe Thunderstorm Warning | GRB | Rock | 27 min |
| May 21, 6:06 PM CDT | Severe Thunderstorm Warning | GRB | Dane | 24 min |
| May 21, 6:06 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Jefferson | 54 min |
| May 21, 6:48 PM CDT | Severe Thunderstorm Warning | GRB | Rock | 22 min |
| May 21, 7:01 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Jefferson, Walworth | 29 min |
| May 21, 7:13 PM CDT | Severe Thunderstorm Warning | MKX | Waukesha | 62 min |
| May 21, 7:40 PM CDT | Severe Thunderstorm Warning | MKX | Washington | 40 min |
| May 21, 7:40 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee, Sheboygan | 50 min |
| May 21, 7:40 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee | 50 min |
| May 21, 8:13 PM CDT | Severe Thunderstorm Warning | MKX | Walworth, Waukesha | 57 min |
| May 21, 11:39 PM CDT | Severe Thunderstorm Warning | MKX | Walworth | 36 min |
| May 21, 11:57 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 48 min |
| May 26, 5:07 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Green Lake | 23 min |
| May 26, 5:34 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac | 21 min |
| May 26, 6:52 PM CDT | Severe Thunderstorm Warning | GRB | Green, Rock | 38 min |
| May 26, 9:50 PM CDT | Severe Thunderstorm Warning | MKX | Jefferson | 10 min |
| May 27, 1:02 PM CDT | Severe Thunderstorm Warning | GRB | Iowa | 58 min |
| May 27, 2:01 PM CDT | Severe Thunderstorm Warning | GRB | Sauk | 44 min |
| May 27, 2:16 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Green Lake, Marquette | 59 min |
| May 27, 2:16 PM CDT | Severe Thunderstorm Warning | GRB | Dane, Green, Rock | 59 min |
| May 27, 3:23 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Dane, Green, Rock | 52 min |
| May 27, 3:23 PM CDT | Severe Thunderstorm Warning | GRB | Green Lake | 52 min |
| May 27, 3:25 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac, Jefferson | 65 min |
| May 27, 4:34 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 41 min |
| May 27, 4:37 PM CDT | Severe Thunderstorm Warning | MKX | Forest, Langlade | 53 min |
| May 27, 5:50 PM CDT | Severe Thunderstorm Warning | DVN | Lafayette | 18 min |
| May 27, 8:43 PM CDT | Severe Thunderstorm Warning | GRB | Green | 47 min |
| May 27, 9:19 PM CDT | Severe Thunderstorm Warning | GRB | Dane, Iowa | 41 min |
| Jun 1, 4:43 PM CDT | Severe Thunderstorm Warning | DLH | Douglas | 52 min |
| Jun 1, 5:44 PM CDT | Severe Thunderstorm Warning | DLH | Burnett, Washburn | 51 min |
| Jun 1, 6:11 PM CDT | Severe Thunderstorm Warning | DLH | Bayfield, Sawyer | 54 min |
| Jun 1, 6:54 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Sawyer, Washburn | 51 min |
| Jun 1, 7:39 PM CDT | Severe Thunderstorm Warning | DLH | Ashland, Iron, Sawyer | 66 min |
| Jun 1, 8:15 PM CDT | Severe Thunderstorm Warning | MKX | Price, Vilas | 55 min |
| Jun 1, 9:57 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Juneau | 53 min |
| Jun 5, 10:48 PM CDT | Severe Thunderstorm Warning | GRB | Waushara | 27 min |
| Jun 5, 11:10 PM CDT | Severe Thunderstorm Warning | GRB | Green Lake | 35 min |
| Jun 7, 5:31 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Rusk | 44 min |
| Jun 7, 5:57 PM CDT | Severe Thunderstorm Warning | MKX | Clark, Taylor | 63 min |
| Jun 7, 6:01 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 14 min |
| Jun 7, 6:35 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 70 min |
| Jun 7, 7:05 PM CDT | Severe Thunderstorm Warning | MKX | Lincoln | 45 min |
| Jun 7, 7:33 PM CDT | Severe Thunderstorm Warning | MKX | Langlade | 57 min |
| Jun 7, 8:09 PM CDT | Severe Thunderstorm Warning | MKX | Marathon, Portage | 36 min |
| Jun 7, 8:18 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 27 min |
| Jun 7, 8:58 PM CDT | Severe Thunderstorm Warning | MKX | Wood | 32 min |
| Jun 7, 9:18 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Juneau | 57 min |
| Jun 17, 5:05 PM CDT | Severe Thunderstorm Warning | ARX | Crawford | 55 min |
| Jun 18, 4:30 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Green Lake | 45 min |
| Jun 24, 5:54 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Juneau | 36 min |
| Jun 28, 6:07 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 53 min |
| Jul 2, 3:03 PM CDT | Severe Thunderstorm Warning | MKX | Lincoln, Oneida | 57 min |
| Jul 2, 4:10 PM CDT | Severe Thunderstorm Warning | MKX | Langlade, Lincoln, Taylor | 50 min |
| Jul 2, 4:37 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 53 min |
| Jul 2, 5:29 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 56 min |
| Jul 2, 5:43 PM CDT | Severe Thunderstorm Warning | GRB | Sauk | 47 min |
| Jul 2, 6:17 PM CDT | Severe Thunderstorm Warning | GRB | Columbia | 43 min |
| Jul 2, 7:11 PM CDT | Severe Thunderstorm Warning | GRB | Columbia | 34 min |
| Jul 5, 7:34 PM CDT | Severe Thunderstorm Warning | MPX | Pierce | 26 min |
| Jul 6, 3:39 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 51 min |
| Jul 6, 4:59 PM CDT | Severe Thunderstorm Warning | MKX | Waukesha | 41 min |
| Jul 6, 5:23 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee | 37 min |
| Jul 6, 5:43 PM CDT | Severe Thunderstorm Warning | GRB | Dane | 32 min |
| Jul 6, 5:44 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Waukesha | 51 min |
| Jul 11, 7:52 AM CDT | Severe Thunderstorm Warning | MPX | Polk | 38 min |
| Jul 11, 8:06 AM CDT | Severe Thunderstorm Warning | DLH | Burnett | 69 min |
| Jul 11, 8:56 AM CDT | Severe Thunderstorm Warning | DLH | Washburn | 39 min |
| Jul 11, 9:20 AM CDT | Severe Thunderstorm Warning | DLH | Douglas | 40 min |
| Jul 11, 12:07 PM CDT | Severe Thunderstorm Warning | MKX | Clark | 53 min |
| Jul 11, 2:09 PM CDT | Severe Thunderstorm Warning | GRB | Menominee, Oconto, Outagamie, Shawano, Waupaca | 51 min |
| Jul 11, 2:12 PM CDT | Severe Thunderstorm Warning | MKX | Langlade | 28 min |
| Jul 11, 2:12 PM CDT | Severe Thunderstorm Warning | MKX | Florence, Forest | 48 min |
| Jul 11, 8:56 PM CDT | Severe Thunderstorm Warning | MKX | Portage, Wood | 64 min |
| Jul 11, 9:03 PM CDT | Severe Thunderstorm Warning | GRB | Shawano, Waupaca | 57 min |
| Jul 12, 12:15 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Ozaukee, Sheboygan | 52 min |
| Jul 12, 12:15 PM CDT | Severe Thunderstorm Warning | MKX | Washington, Waukesha | 25 min |
| Jul 20, 8:20 AM CDT | Severe Thunderstorm Warning | DLH | Douglas | 40 min |
| Jul 20, 8:42 AM CDT | Severe Thunderstorm Warning | DLH | Burnett | 53 min |
| Jul 20, 8:52 AM CDT | Severe Thunderstorm Warning | MPX | Polk | 43 min |
| Jul 20, 9:36 AM CDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Sawyer | 54 min |
| Jul 20, 9:40 AM CDT | Severe Thunderstorm Warning | MPX | Barron | 35 min |
| Jul 20, 10:18 AM CDT | Severe Thunderstorm Warning | MPX | Barron, Chippewa, Rusk | 57 min |
| Jul 20, 11:04 AM CDT | Severe Thunderstorm Warning | MKX | Price, Taylor | 56 min |
| Jul 20, 11:04 AM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Rusk | 41 min |
| Jul 20, 11:29 AM CDT | Severe Thunderstorm Warning | MKX | Clark | 61 min |
| Jul 20, 11:30 AM CDT | Severe Thunderstorm Warning | DLH | Burnett, Douglas | 60 min |
| Jul 20, 11:46 AM CDT | Severe Thunderstorm Warning | MKX | Lincoln, Oneida | 44 min |
| Jul 20, 11:46 AM CDT | Severe Thunderstorm Warning | MKX | Vilas | 44 min |
| Jul 20, 11:47 AM CDT | Severe Thunderstorm Warning | GRB | Outagamie | 58 min |
| Jul 20, 12:17 PM CDT | Severe Thunderstorm Warning | MKX | Forest, Langlade | 58 min |
| Jul 20, 12:28 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 62 min |
| Jul 20, 12:33 PM CDT | Severe Thunderstorm Warning | GRB | Brown | 57 min |
| Jul 20, 1:03 PM CDT | Severe Thunderstorm Warning | MKX | Portage | 57 min |
| Jul 20, 1:18 PM CDT | Severe Thunderstorm Warning | GRB | Menominee, Oconto, Shawano | 57 min |
| Jul 20, 1:28 PM CDT | Severe Thunderstorm Warning | GRB | Door, Kewaunee | 62 min |
| Jul 20, 1:42 PM CDT | Severe Thunderstorm Warning | GRB | Outagamie, Shawano, Waupaca | 58 min |
| Jul 20, 1:50 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Eau Claire, Pepin | 40 min |
| Jul 20, 2:28 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Trempealeau | 57 min |
| Jul 20, 2:28 PM CDT | Severe Thunderstorm Warning | GRB | Calumet, Winnebago | 62 min |
| Jul 20, 2:28 PM CDT | Severe Thunderstorm Warning | GRB | Brown | 62 min |
| Jul 20, 2:41 PM CDT | Severe Thunderstorm Warning | GRB | Outagamie | 49 min |
| Jul 20, 2:41 PM CDT | Severe Thunderstorm Warning | GRB | Kewaunee, Manitowoc | 49 min |
| Jul 20, 2:44 PM CDT | Severe Thunderstorm Warning | ARX | Jackson | 41 min |
| Jul 20, 3:39 PM CDT | Severe Thunderstorm Warning | MKX | Portage, Wood | 31 min |
| Jul 20, 3:44 PM CDT | Severe Thunderstorm Warning | GRB | Adams, Juneau | 56 min |
| Jul 20, 4:00 PM CDT | Severe Thunderstorm Warning | GRB | Shawano, Waupaca | 60 min |
| Jul 20, 4:21 PM CDT | Severe Thunderstorm Warning | GRB | Green Lake, Marquette | 54 min |
| Jul 20, 4:49 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Sauk | 41 min |
| Jul 20, 4:49 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Fond du Lac | 56 min |
| Jul 20, 5:06 PM CDT | Severe Thunderstorm Warning | GRB | Dane | 54 min |
| Jul 20, 6:12 PM CDT | Severe Thunderstorm Warning | MKX | Washington, Waukesha | 18 min |
| Jul 20, 10:13 PM CDT | Severe Thunderstorm Warning | MKX | Marathon | 47 min |
| Jul 21, 7:20 PM CDT | Severe Thunderstorm Warning | MKX | Dodge | 20 min |
| Jul 23, 2:08 PM CDT | Severe Thunderstorm Warning | MPX | Saint Croix | 52 min |
| Jul 23, 2:30 PM CDT | Severe Thunderstorm Warning | MPX | Polk | 30 min |
| Jul 23, 2:57 PM CDT | Severe Thunderstorm Warning | MPX | Barron, Chippewa, Dunn, Rusk | 43 min |
| Jul 23, 3:24 PM CDT | Severe Thunderstorm Warning | MKX | Clark, Taylor | 51 min |
| Jul 23, 3:31 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Eau Claire | 59 min |
| Jul 23, 8:33 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 57 min |
| Jul 24, 12:12 AM CDT | Severe Thunderstorm Warning | MPX | Polk | 33 min |
| Jul 26, 12:05 AM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pierce, Saint Croix | 20 min |
| Jul 26, 3:31 AM CDT | Severe Thunderstorm Warning | MKX | Sheboygan | 29 min |
| Jul 27, 3:23 AM CDT | Severe Thunderstorm Warning | MPX | Pierce | 27 min |
| Jul 27, 2:36 PM CDT | Severe Thunderstorm Warning | MPX | Dunn, Pepin | 39 min |
| Jul 29, 1:25 PM CDT | Severe Thunderstorm Warning | GRB | Waushara | 27 min |
| Jul 29, 1:25 PM CDT | Severe Thunderstorm Warning | GRB | Green Lake, Marquette | 50 min |
| Jul 29, 1:43 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 57 min |
| Jul 29, 2:12 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee, Sheboygan | 63 min |
| Jul 29, 2:28 PM CDT | Severe Thunderstorm Warning | MKX | Washington | 62 min |
| Jul 29, 3:08 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Waukesha | 52 min |
| Jul 29, 3:57 PM CDT | Severe Thunderstorm Warning | MKX | Milwaukee, Racine | 33 min |
| Jul 29, 6:17 PM CDT | Severe Thunderstorm Warning | GRB | Sauk | 43 min |
| Jul 29, 6:37 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Dane | 53 min |
| Jul 29, 6:54 PM CDT | Severe Thunderstorm Warning | GRB | Rock | 51 min |
| Jul 29, 7:11 PM CDT | Severe Thunderstorm Warning | MKX | Walworth | 39 min |
| Jul 29, 7:40 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Dane | 35 min |
| Jul 29, 7:53 PM CDT | Severe Thunderstorm Warning | GRB | Sauk | 52 min |
| Jul 29, 7:59 PM CDT | Severe Thunderstorm Warning | GRB | Rock | 61 min |
| Jul 29, 8:21 PM CDT | Severe Thunderstorm Warning | ARX | Crawford | 54 min |
| Jul 29, 8:40 PM CDT | Severe Thunderstorm Warning | DVN | Grant | 60 min |
| Jul 29, 8:50 PM CDT | Severe Thunderstorm Warning | GRB | Iowa, Richland | 40 min |
| Aug 1, 6:33 PM CDT | Severe Thunderstorm Warning | MKX | Forest, Langlade | 57 min |
| Aug 1, 6:33 PM CDT | Severe Thunderstorm Warning | MKX | Florence | 57 min |
| Aug 2, 5:02 AM CDT | Severe Thunderstorm Warning | GRB | Columbia | 28 min |
| Aug 2, 4:29 PM CDT | Severe Thunderstorm Warning | GRB | Dane | 16 min |
| Aug 3, 2:49 PM CDT | Severe Thunderstorm Warning | GRB | Columbia, Green Lake | 41 min |
| Aug 3, 4:45 PM CDT | Severe Thunderstorm Warning | MKX | Waukesha | 30 min |
| Aug 16, 1:03 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Racine | 57 min |
| Aug 16, 5:42 PM CDT | Severe Thunderstorm Warning | GRB | Columbia | 33 min |
| Aug 16, 6:02 PM CDT | Severe Thunderstorm Warning | GRB | Dane | 43 min |
| Aug 16, 6:48 PM CDT | Severe Thunderstorm Warning | MKX | Dodge, Jefferson | 57 min |
| Aug 16, 6:48 PM CDT | Severe Thunderstorm Warning | MKX | Fond du Lac | 57 min |
| Aug 16, 6:54 PM CDT | Severe Thunderstorm Warning | MKX | Sheboygan | 51 min |
| Aug 16, 7:03 PM CDT | Severe Thunderstorm Warning | MKX | Walworth, Washington, Waukesha | 72 min |
| Aug 16, 7:11 PM CDT | Severe Thunderstorm Warning | MKX | Ozaukee | 64 min |
| Aug 16, 7:15 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Milwaukee, Racine | 60 min |
| Aug 21, 4:16 PM CDT | Severe Thunderstorm Warning | DLH | Burnett | 59 min |
| Aug 29, 9:25 PM CDT | Severe Thunderstorm Warning | MPX | Polk | 35 min |
| Aug 29, 9:34 PM CDT | Severe Thunderstorm Warning | DLH | Burnett | 56 min |
| Aug 29, 11:38 PM CDT | Severe Thunderstorm Warning | DLH | Douglas | 67 min |
| Sep 5, 3:51 PM CDT | Severe Thunderstorm Warning | DLH | Burnett | 39 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Columbia County12
- Dane County10
- Waukesha County9
- Milwaukee County8
- Burnett County8
- Dodge County8
- Green Lake County8
- Rock County7
- Fond du Lac County6
- Langlade County6
- Chippewa County6
- Marathon County6
- Sawyer County5
- Lincoln County5
- Taylor County5
- Rusk County5
- Dunn County5
- Jefferson County5
- Walworth County5
- Washington County5
- Sheboygan County5
- Sauk County5
- Douglas County5
- Pierce County5
- Polk County5
- Shawano County5
- Washburn County4
- Ozaukee County4
- Racine County4
- Green County4
- Forest County4
- Adams County4
- Juneau County4
- Clark County4
- Portage County4
- Saint Croix County4
- Outagamie County4
- Waupaca County4
- Price County3
- Pepin County3
28 more counties
- Kenosha County3
- Iowa County3
- Marquette County3
- Bayfield County3
- Ashland County3
- Eau Claire County3
- Wood County3
- Barron County3
- Buffalo County2
- Trempealeau County2
- Vilas County2
- Waushara County2
- Jackson County2
- Crawford County2
- Oneida County2
- Menominee County2
- Oconto County2
- Florence County2
- Brown County2
- Kewaunee County2
- Lafayette County1
- Iron County1
- Door County1
- Calumet County1
- Winnebago County1
- Manitowoc County1
- Grant County1
- Richland County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19861988
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.