Alert archive / Illinois / Severe Thunderstorm Watches

Severe Thunderstorm Watches in Illinois, 2022

27 severe thunderstorm watches in 2022. 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 watches reaches back to 1997.

Severe Thunderstorm Watches by county

Each county as a circle sized by its count in 2022. Tap one for its archive.

Severe Thunderstorm Watches
27
Busiest month
July8 severe thunderstorm watches
Busiest day
June 17, 20222 severe thunderstorm watches

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.

IssuedProductOfficeCountiesLasted
Mar 5, 8:36 PM CSTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, Champaign, Christian, Coles and 40 more5 hr
Mar 30, 6:09 PM CDTSevere Thunderstorm WatchSPCClark, Crawford, Cumberland, Jasper5 hr
Apr 24, 12:46 PM CDTSevere Thunderstorm WatchSPCBond, Champaign, Christian, Clark, Clay, Clinton and 20 more6 hr
May 15, 2:22 PM CDTSevere Thunderstorm WatchSPCAlexander, Champaign, Clark, Clay, Clinton, Coles and 33 more5 hr
May 21, 12:51 PM CDTSevere Thunderstorm WatchSPCEdwards, Gallatin, Hardin, Pope, Wabash, White7 hr
Jun 13, 1:20 PM CDTSevere Thunderstorm WatchSPCIroquois, Vermilion6 hr
Jun 15, 6:21 PM CDTSevere Thunderstorm WatchSPCAdams, Hancock, Henderson, Henry, McDonough, Mercer and 3 more6 hr
Jun 17, 1:42 AM CDTSevere Thunderstorm WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 28 more6 hr
Jun 17, 6:03 AM CDTSevere Thunderstorm WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more5 hr
Jun 25, 5:02 PM CDTSevere Thunderstorm WatchSPCAdams, Bond, Brown, Bureau, Calhoun, Cass and 38 more7 hr
Jul 4, 3:51 PM CDTSevere Thunderstorm WatchSPCBoone, DeKalb, Ford, Grundy, Iroquois, Kane and 7 more3 hr
Jul 4, 8:07 PM CDTSevere Thunderstorm WatchSPCBoone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 8 more7 hr
Jul 5, 4:34 PM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 16 more7 hr
Jul 11, 5:40 AM CDTSevere Thunderstorm WatchSPCRock Island2 hr
Jul 23, 4:01 AM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 17 more8 hr
Jul 23, 3:58 PM CDTSevere Thunderstorm WatchSPCBoone, Jo Daviess, Lake, McHenry, Stephenson, Winnebago7 hr
Jul 24, 12:41 AM CDTSevere Thunderstorm WatchSPCBoone, Carroll, DeKalb, Jo Daviess, Kane, Lake and 4 more5 hr
Jul 24, 5:29 PM CDTSevere Thunderstorm WatchSPCAlexander, Clay, Crawford, Edwards, Franklin, Gallatin and 21 more6 hr
Aug 1, 3:39 PM CDTSevere Thunderstorm WatchSPCClay, Crawford, Edwards, Effingham, Gallatin, Hamilton and 6 more8 hr
Aug 3, 1:25 PM CDTSevere Thunderstorm WatchSPCCook, DuPage, Ford, Grundy, Iroquois, Kane and 5 more6 hr
Aug 3, 1:51 PM CDTSevere Thunderstorm WatchSPCBond, Calhoun, Champaign, Christian, Clark, Clay and 31 more7 hr
Aug 20, 2:45 PM CDTSevere Thunderstorm WatchSPCBrown, Cass, Champaign, Christian, Clay, Coles and 28 more6 hr
Aug 28, 1:09 PM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 15 more6 hr
Aug 29, 10:12 AM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Cook, DeKalb, DuPage, Ford and 25 more5 hr
Aug 29, 4:40 PM CDTSevere Thunderstorm WatchSPCAdams, Brown, Cass, Champaign, Christian, Coles and 30 more5 hr
Sep 18, 9:28 PM CDTSevere Thunderstorm WatchSPCBrown, Bureau, Cass, Champaign, Christian, Coles and 42 more7 hr
Sep 20, 4:54 PM CDTSevere Thunderstorm WatchSPCCook, DeKalb, DuPage, Kane, Kendall, Lake and 2 more2 hr

By county

Every county with at least one alert. A county page lists each alert that covered it.

62 more counties

The busiest days

Days with the most alerts issued, by UTC date.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20212023

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.