Alert archive / Illinois / Tornado Watches

Tornado Watches in Illinois, 2003

37 tornado watches in 2003. 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 2003. Tap one for its archive.

Tornado Watches
37
Busiest month
May23 tornado watches
Busiest day
May 5, 20034 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 4, 12:05 PM CSTTornado WatchSPCAdams, Brown, Calhoun, Cass, Greene, Jersey and 10 more5 hr
Apr 4, 2:35 PM CSTTornado WatchSPCBond, Champaign, Christian, Clark, Clay, Clinton and 26 more5 hr
Apr 4, 4:25 PM CSTTornado WatchSPCAlexander, Bond, Clay, Clinton, Edwards, Franklin and 24 more6 hr
Apr 4, 6:30 PM CSTTornado WatchSPCClark, Coles, Crawford, Cumberland, Edgar, Effingham and 2 more6 hr
Apr 25, 4:40 PM CDTTornado WatchSPCGallatin, Hardin4 hr
Apr 30, 5:15 PM CDTTornado WatchSPCAdams, Hancock, Henderson, McDonough, Mercer, Rock Island and 2 more6 hr
May 4, 6:55 PM CDTTornado WatchSPCAlexander6 hr
May 4, 10:40 PM CDTTornado WatchSPCEdwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 14 more5 hr
May 5, 1:20 AM CDTTornado WatchSPCAlexander, Massac, Pulaski6 hr
May 5, 3:50 AM CDTTornado WatchSPCAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 13 more6 hr
May 5, 12:20 PM CDTTornado WatchSPCHardin7 hr
May 6, 5:40 PM CDTTornado WatchSPCAlexander, Bond, Clay, Clinton, Crawford, Edwards and 28 more6 hr
May 6, 11:50 PM CDTTornado WatchSPCGallatin, Hamilton, Hardin, Johnson, Massac, Pope and 2 more6 hr
May 8, 10:25 AM CDTTornado WatchSPCAlexander, Massac, Pulaski6 hr
May 8, 3:40 PM CDTTornado WatchSPCBond, Brown, Cass, Champaign, Christian, Clark and 34 more5 hr
May 8, 5:15 PM CDTTornado WatchSPCEdwards, Gallatin, Hamilton, Hardin, Massac, Pope and 4 more6 hr
May 9, 4:45 PM CDTTornado WatchSPCCalhoun, Greene, Morgan, Pike, Scott6 hr
May 9, 6:05 PM CDTTornado WatchSPCBond, Champaign, Christian, Clark, Clinton, Coles and 13 more5 hr
May 10, 8:30 AM CDTTornado WatchSPCChampaign, Clark, Clay, Coles, Crawford, Cumberland and 9 more6 hr
May 10, 3:50 PM CDTTornado WatchSPCBureau, Carroll, Fulton, Henderson, Henry, Jo Daviess and 14 more6 hr
May 10, 4:00 PM CDTTornado WatchSPCFranklin, Jackson, Perry, Randolph, Union5 hr
May 10, 5:40 PM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 21 more5 hr
May 10, 8:05 PM CDTTornado WatchSPCBoone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more6 hr
May 10, 8:45 PM CDTTornado WatchSPCAlexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 10 more5 hr
May 10, 9:10 PM CDTTornado WatchSPCAdams, Bond, Brown, Calhoun, Cass, Champaign and 45 more5 hr
May 10, 9:35 PM CDTTornado WatchSPCBureau, Carroll, Henderson, Henry, Jo Daviess, Knox and 11 more3 hr
May 30, 3:45 PM CDTTornado WatchSPCBoone, Bureau, Carroll, DeKalb, Fulton, Henry and 23 more5 hr
May 30, 7:30 PM CDTTornado WatchSPCBoone, Bureau, Cass, Champaign, Cook, DeKalb and 35 more6 hr
May 30, 9:10 PM CDTTornado WatchSPCClark, Clay, Coles, Crawford, Cumberland, Douglas and 6 more6 hr
Jul 6, 11:45 AM CDTTornado WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 28 more6 hr
Jul 8, 1:45 PM CDTTornado WatchSPCAdams, Brown, Bureau, Carroll, Cass, Champaign and 48 more5 hr
Jul 9, 3:15 PM CDTTornado WatchSPCCarroll, Henderson, Henry, Jo Daviess, Knox, Mercer and 5 more6 hr
Jul 9, 5:25 PM CDTTornado WatchSPCCass, Champaign, Christian, Clark, Coles, Cumberland and 24 more4 hr
Jul 20, 8:30 PM CDTTornado WatchSPCCarroll, Henry, Jo Daviess, Mercer, Rock Island, Whiteside6 hr
Aug 31, 5:25 PM CDTTornado WatchSPCBond, Christian, Clark, Clay, Clinton, Coles and 19 more6 hr
Sep 26, 4:50 PM CDTTornado WatchSPCBond, Champaign, Christian, Clark, Clay, Coles and 18 more5 hr
Sep 26, 8:20 PM CDTTornado WatchSPCClark, Crawford, Edwards, Lawrence, Wabash6 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 5, 20034tornado watches
  2. May 10, 20034tornado watches
  3. May 11, 20034tornado watches
  4. April 4, 20033tornado watches
  5. May 8, 20033tornado watches
  6. May 9, 20032tornado watches
  7. May 31, 20032tornado watches
  8. July 9, 20032tornado watches
  9. April 5, 20031tornado watches
  10. April 25, 20031tornado watches
  11. April 30, 20031tornado watches
  12. May 4, 20031tornado watches

Nearby

Alerts in force nowTornadoes on recordThe radar archive20022004

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.