Alert archive / Illinois / Tornado Watches

Tornado Watches in Illinois, 2004

41 tornado watches in 2004. 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 2004. Tap one for its archive.

Tornado Watches
41
Busiest month
May21 tornado watches
Busiest day
May 30, 20048 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
Apr 20, 5:40 PM CDTTornado WatchSPCBureau, Champaign, DeWitt, Ford, Fulton, Grundy and 20 more5 hr
Apr 24, 6:40 PM CDTTornado WatchSPCAlexander, Gallatin, Hardin, Jackson, Johnson, Massac and 6 more5 hr
May 21, 2:45 PM CDTTornado WatchSPCRock Island7 hr
May 21, 5:35 PM CDTTornado WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 21 more5 hr
May 22, 6:15 PM CDTTornado WatchSPCBoone, Bureau, Carroll, DeKalb, DuPage, Grundy and 25 more6 hr
May 23, 10:45 AM CDTTornado WatchSPCClark, Clay, Coles, Crawford, Cumberland, Edgar and 19 more5 hr
May 23, 1:15 PM CDTTornado WatchSPCAdams, Brown, Calhoun, Cass, Fulton, Greene and 16 more6 hr
May 23, 2:05 PM CDTTornado WatchSPCBoone, Bureau, Carroll, DeKalb, DuPage, Grundy and 18 more8 hr
May 23, 3:50 PM CDTTornado WatchSPCCook, DuPage, Iroquois, Kankakee, Vermilion, Will6 hr
May 23, 5:30 PM CDTTornado WatchSPCBond, Calhoun, Christian, Clark, Clay, Clinton and 29 more6 hr
May 24, 5:45 PM CDTTornado WatchSPCAdams, Brown, Calhoun, Hancock, Henderson, McDonough and 3 more5 hr
May 24, 10:45 PM CDTTornado WatchSPCBond, Brown, Calhoun, Cass, Champaign, Christian and 27 more5 hr
May 26, 1:10 PM CDTTornado WatchSPCAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 12 more8 hr
May 26, 8:55 PM CDTTornado WatchSPCEdwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 16 more5 hr
May 27, 7:40 PM CDTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 15 more5 hr
May 30, 7:40 AM CDTTornado WatchSPCAdams, Brown, Cass, Champaign, Christian, Coles and 31 more5 hr
May 30, 10:50 AM CDTTornado WatchSPCAdams, Brown, Hancock, McDonough, Pike8 hr
May 30, 11:50 AM CDTTornado WatchSPCClark, Crawford, Edgar, Edwards, Gallatin, Hardin and 7 more7 hr
May 30, 12:25 PM CDTTornado WatchSPCBureau, Carroll, Henderson, Henry, Jo Daviess, Knox and 8 more7 hr
May 30, 1:05 PM CDTTornado WatchSPCAlexander, Bond, Calhoun, Cass, Champaign, Christian and 45 more6 hr
May 30, 4:25 PM CDTTornado WatchSPCBoone, Cook, DeKalb, DuPage, Grundy, Iroquois and 12 more6 hr
May 30, 6:40 PM CDTTornado WatchSPCAlexander, Bond, Champaign, Christian, Clark, Clay and 41 more6 hr
May 30, 6:55 PM CDTTornado WatchSPCGallatin, Hardin, Lawrence, Wabash8 hr
Jun 10, 3:45 PM CDTTornado WatchSPCChampaign, DeWitt, Douglas, Edgar, Ford, Fulton and 11 more5 hr
Jun 10, 5:55 PM CDTTornado WatchSPCBureau, Carroll, Champaign, DeWitt, Douglas, Edgar and 27 more4 hr
Jun 10, 9:50 PM CDTTornado WatchSPCCook, DuPage, Kankakee, Will5 hr
Jun 11, 6:20 PM CDTTornado WatchSPCBoone, Bureau, Carroll, DeKalb, Grundy, Jo Daviess and 10 more5 hr
Jun 11, 11:00 PM CDTTornado WatchSPCBureau, Carroll, DeKalb, DuPage, Ford, Grundy and 15 more5 hr
Jul 3, 12:45 PM CDTTornado WatchSPCChampaign, Clark, Coles, Crawford, Douglas, Edgar and 8 more6 hr
Jul 5, 4:00 PM CDTTornado WatchSPCAdams, Brown, Calhoun, Cass, Fulton, Greene and 15 more6 hr
Jul 5, 4:20 PM CDTTornado WatchSPCBureau, Carroll, Henderson, Henry, Jo Daviess, Knox and 9 more6 hr
Jul 13, 10:55 AM CDTTornado WatchSPCBoone, Bureau, Carroll, DeKalb, Ford, Fulton and 27 more6 hr
Jul 13, 3:30 PM CDTTornado WatchSPCBond, Champaign, Christian, Clark, Clay, Coles and 23 more7 hr
Jul 19, 1:40 PM CDTTornado WatchSPCCarroll, Henderson, Henry, Jo Daviess, Knox, Mercer and 5 more5 hr
Aug 3, 4:25 PM CDTTornado WatchSPCBureau, Carroll, Henderson, Henry, Jo Daviess, Knox and 7 more6 hr
Aug 25, 12:35 PM CDTTornado WatchSPCAdams, Brown, Hancock, Henderson, Mercer, Pike6 hr
Aug 25, 2:20 PM CDTTornado WatchSPCBond, Brown, Calhoun, Cass, Champaign, Christian and 34 more6 hr
Oct 18, 12:40 PM CDTTornado WatchSPCAlexander, Clinton, Jackson, Monroe, Perry, Randolph and 2 more5 hr
Oct 18, 5:05 PM CDTTornado WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 17 more5 hr
Oct 29, 6:30 PM CDTTornado WatchSPCBureau, Carroll, Fulton, Hancock, Henderson, Henry and 11 more6 hr
Nov 24, 11:30 AM CSTTornado WatchSPCEdwards, Gallatin, Hamilton, Hardin, Pope, Saline and 3 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 30, 20048tornado watches
  2. May 23, 20045tornado watches
  3. May 21, 20042tornado watches
  4. June 10, 20042tornado watches
  5. June 11, 20042tornado watches
  6. July 5, 20042tornado watches
  7. July 13, 20042tornado watches
  8. August 25, 20042tornado watches
  9. October 18, 20042tornado watches
  10. April 20, 20041tornado watches
  11. April 24, 20041tornado watches
  12. May 22, 20041tornado watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20032005

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.