Alert archive / Illinois / Tornado Watches

Tornado Watches in Illinois, 2024

29 tornado watches in 2024. 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 tornado watches reaches back to 1997.

Tornado Watches by county

Each county as a circle sized by its count in 2024. Tap one for its archive.

Tornado Watches
29
Busiest month
May13 tornado watches
Busiest day
May 8, 20244 tornado 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
Feb 27, 3:53 PM CSTTornado WatchSPCBoone, Bureau, Cook, DeKalb, DuPage, Ford and 20 more6 hr
Feb 27, 9:29 PM CSTTornado WatchSPCAlexander, Bond, Clark, Clay, Clinton, Crawford and 30 more10 hr
Mar 14, 1:33 PM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Champaign and 45 more7 hr
Mar 14, 5:27 PM CDTTornado WatchSPCAlexander, Gallatin, Hamilton, Hardin, Johnson, Massac and 6 more7 hr
Apr 1, 4:49 PM CDTTornado WatchSPCBond, Calhoun, Christian, Clark, Clay, Clinton and 26 more7 hr
Apr 1, 10:37 PM CDTTornado WatchSPCBond, Clinton, Fayette, Jersey, Macoupin, Madison and 6 more4 hr
Apr 2, 2:00 AM CDTTornado WatchSPCAlexander, Clay, Edwards, Franklin, Gallatin, Hamilton and 16 more5 hr
Apr 2, 12:08 PM CDTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 10 more6 hr
Apr 16, 12:06 PM CDTTornado WatchSPCAdams, Brown, Bureau, Carroll, Cass, Fulton and 20 more10 hr
Apr 16, 5:52 PM CDTTornado WatchSPCBoone, DeKalb, LaSalle, Lee, Ogle, Winnebago4 hr
Apr 27, 5:58 PM CDTTornado WatchSPCBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more6 hr
Apr 27, 9:41 PM CDTTornado WatchSPCAdams, Brown, Calhoun, Cass, Christian, DeWitt and 23 more6 hr
May 7, 12:53 AM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 33 more7 hr
May 7, 1:28 PM CDTTornado WatchSPCBoone, Champaign, Christian, Clark, Clay, Coles and 34 more12 hr
May 7, 6:57 PM CDTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 11 more7 hr
May 8, 1:57 AM CDTTornado WatchSPCAlexander, Massac, Pope, Pulaski4 hr
May 8, 10:29 AM CDTTornado WatchSPCAlexander, Franklin, Gallatin, Hardin, Jackson, Jefferson and 12 more8 hr
May 8, 1:13 PM CDTTornado WatchSPCHamilton, White10 hr
May 8, 4:42 PM CDTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 15 more9 hr
May 21, 1:14 PM CDTTornado Watch PDSSPCCarroll, Henderson, Henry, Jo Daviess, Mercer, Rock Island and 2 more8 hr
May 21, 5:56 PM CDTTornado WatchSPCAdams, Brown, Calhoun, Cass, Fulton, Greene and 9 more6 hr
May 21, 7:13 PM CDTTornado WatchSPCBoone, Bureau, DeKalb, Kane, Kendall, LaSalle and 6 more5 hr
May 26, 2:35 AM CDTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 14 more7 hr
May 26, 4:01 PM CDTTornado Watch PDSSPCAlexander, Bond, Clinton, Fayette, Franklin, Hamilton and 16 more7 hr
May 26, 6:54 PM CDTTornado WatchSPCClay, Crawford, Edwards, Effingham, Gallatin, Hardin and 6 more6 hr
Jun 22, 3:13 PM CDTTornado WatchSPCCarroll, Jo Daviess, Rock Island, Stephenson, Whiteside6 hr
Jul 2, 3:14 PM CDTTornado WatchSPCCarroll, Hancock, Henderson, Henry, Jo Daviess, McDonough and 4 more7 hr
Jul 9, 2:07 PM CDTTornado WatchSPCAlexander, Crawford, Edwards, Franklin, Gallatin, Hamilton and 16 more10 hr
Jul 15, 6:53 PM CDTTornado WatchSPCBoone, Bureau, Carroll, Cass, Champaign, Cook and 39 more6 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.

  1. May 8, 20244tornado watches
  2. April 2, 20243tornado watches
  3. May 7, 20243tornado watches
  4. May 26, 20243tornado watches
  5. March 14, 20242tornado watches
  6. April 16, 20242tornado watches
  7. May 21, 20242tornado watches
  8. February 27, 20241tornado watches
  9. February 28, 20241tornado watches
  10. April 1, 20241tornado watches
  11. April 27, 20241tornado watches
  12. April 28, 20241tornado watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20232025

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.