Alert archive / Illinois / Tornado Watches

Tornado Watches in Illinois, 2010

34 tornado watches in 2010. 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 2010. Tap one for its archive.

Tornado Watches
34
Busiest month
April12 tornado watches
Busiest day
April 24, 20104 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
Mar 10, 7:48 PM CSTTornado WatchSPCAdams, Alexander, Bond, Brown, Calhoun, Clinton and 20 more6 hr
Apr 4, 3:34 PM CDTTornado WatchSPCAdams, Brown, Bureau, Calhoun, Carroll, Cass and 24 more8 hr
Apr 5, 2:51 PM CDTTornado WatchSPCBond, Calhoun, Champaign, Christian, Clark, Clay and 28 more4 hr
Apr 6, 2:57 PM CDTTornado WatchSPCCarroll, Jo Daviess, Stephenson7 hr
Apr 7, 1:24 PM CDTTornado WatchSPCAlexander, Bond, Champaign, Christian, Clark, Clay and 49 more8 hr
Apr 23, 6:51 PM CDTTornado WatchSPCAlexander, Massac, Pope, Pulaski8 hr
Apr 23, 7:06 PM CDTTornado WatchSPCAdams, Brown, Calhoun, Cass, Greene, Jersey and 4 more5 hr
Apr 24, 11:31 AM CDTTornado Watch PDSSPCAlexander, Franklin, Jackson, Johnson, Massac, Perry and 6 more8 hr
Apr 24, 1:17 PM CDTTornado Watch PDSSPCEdwards, Gallatin, Hamilton, Hardin, Jefferson, Wabash and 2 more8 hr
Apr 24, 3:20 PM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Champaign and 45 more7 hr
Apr 24, 8:26 PM CDTTornado WatchSPCFord, Iroquois, Livingston2 hr
Apr 30, 1:05 PM CDTTornado WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 28 more9 hr
Apr 30, 2:40 PM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 29 more6 hr
Apr 30, 9:03 PM CDTTornado WatchSPCAlexander, Bond, Champaign, Christian, Clark, Clay and 47 more6 hr
May 1, 10:14 PM CDTTornado WatchSPCAlexander, Bond, Champaign, Christian, Clark, Clay and 43 more7 hr
May 7, 2:30 PM CDTTornado WatchSPCClark, Clay, Coles, Crawford, Cumberland, Douglas and 6 more9 hr
Jun 5, 3:50 PM CDTTornado WatchSPCAdams, Brown, Bureau, Cass, Fulton, Hancock and 20 more7 hr
Jun 5, 7:37 PM CDTTornado WatchSPCChampaign, Christian, Clark, Coles, Cumberland, DeWitt and 18 more6 hr
Jun 21, 4:36 PM CDTTornado WatchSPCAdams, Boone, Brown, Bureau, Cass, Champaign and 42 more5 hr
Jun 23, 1:29 AM CDTTornado WatchSPCCarroll, Jo Daviess, Stephenson7 hr
Jun 23, 2:10 PM CDTTornado WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 33 more7 hr
Jul 22, 8:53 PM CDTTornado WatchSPCBoone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 7 more5 hr
Oct 25, 10:03 PM CDTTornado WatchSPCAdams, Boone, Brown, Bureau, Calhoun, Carroll and 39 more9 hr
Oct 26, 3:28 AM CDTTornado WatchSPCBond, Champaign, Christian, Clark, Clay, Clinton and 32 more8 hr
Oct 26, 4:05 AM CDTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more8 hr
Nov 22, 11:23 AM CSTTornado WatchSPCAdams, Boone, Brown, Bureau, Carroll, Cass and 45 more7 hr
Nov 22, 4:50 PM CSTTornado WatchSPCBond, Calhoun, Champaign, Christian, Clark, Clay and 26 more7 hr
Nov 22, 5:13 PM CSTTornado WatchSPCFord, Iroquois, Kankakee, Livingston4 hr
Nov 22, 8:27 PM CSTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more6 hr
Nov 24, 8:23 PM CSTTornado WatchSPCMonroe, Randolph8 hr
Dec 31, 7:29 AM CSTTornado WatchSPCBond, Brown, Calhoun, Clinton, Fayette, Greene and 10 more8 hr
Dec 31, 10:34 AM CSTTornado WatchSPCCass, Christian, DeWitt, Fulton, Logan, McLean and 13 more3 hr
Dec 31, 11:42 AM CSTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more7 hr
Dec 31, 1:16 PM CSTTornado WatchSPCChampaign, Christian, Clark, Clay, Coles, Crawford and 22 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. April 24, 20104tornado watches
  2. December 31, 20104tornado watches
  3. October 26, 20103tornado watches
  4. November 22, 20103tornado watches
  5. April 30, 20102tornado watches
  6. June 23, 20102tornado watches
  7. March 11, 20101tornado watches
  8. April 4, 20101tornado watches
  9. April 5, 20101tornado watches
  10. April 6, 20101tornado watches
  11. April 7, 20101tornado watches
  12. April 23, 20101tornado watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20092011

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. Rebuilt daily.