Alert archive / Illinois / Severe Thunderstorm Watches

Severe Thunderstorm Watches in Illinois, 2013

27 severe thunderstorm watches in 2013. 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 2013. Tap one for its archive.

Severe Thunderstorm Watches
27
Busiest month
June11 severe thunderstorm watches
Busiest day
June 24, 20133 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
Apr 10, 12:53 PM CDTSevere Thunderstorm WatchSPCChampaign, Clark, Clay, Coles, Crawford, Cumberland and 10 more7 hr
Apr 10, 6:52 PM CDTSevere Thunderstorm WatchSPCAdams, Brown, Calhoun, Cass, Champaign, Christian and 33 more7 hr
Apr 16, 12:00 AM CDTSevere Thunderstorm WatchSPCBond, Brown, Calhoun, Cass, Christian, DeWitt and 19 more4 hr
Apr 17, 9:14 AM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 30 more10 hr
Apr 17, 12:39 PM CDTSevere Thunderstorm WatchSPCHardin, Pope5 hr
Apr 29, 10:21 PM CDTSevere Thunderstorm WatchSPCCarroll, Jo Daviess, Rock Island, Stephenson5 hr
May 20, 6:35 PM CDTSevere Thunderstorm WatchSPCHenderson, Mercer, Warren5 hr
May 20, 7:48 PM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 20 more6 hr
May 27, 2:39 PM CDTSevere Thunderstorm WatchSPCBond, Champaign, Christian, Clark, Clay, Clinton and 32 more5 hr
May 30, 5:48 PM CDTSevere Thunderstorm WatchSPCCook, DuPage, Ford, Grundy, Iroquois, Kane and 5 more6 hr
May 30, 7:38 PM CDTSevere Thunderstorm WatchSPCChampaign, Christian, Clark, Clay, Coles, Crawford and 12 more5 hr
Jun 9, 2:04 PM CDTSevere Thunderstorm WatchSPCAlexander, Bond, Champaign, Christian, Clark, Clay and 47 more6 hr
Jun 12, 4:00 PM CDTSevere Thunderstorm Watch PDSSPCCook, DuPage, Ford, Iroquois, Kankakee, Lake and 1 more9 hr
Jun 18, 1:53 PM CDTSevere Thunderstorm WatchSPCBond, Christian, Clark, Clay, Coles, Crawford and 17 more6 hr
Jun 21, 8:38 AM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, DeKalb, Grundy, Henry and 13 more4 hr
Jun 24, 12:14 PM CDTSevere Thunderstorm WatchSPCAdams, Brown, Bureau, Carroll, Cass, Christian and 29 more7 hr
Jun 24, 3:14 PM CDTSevere Thunderstorm WatchSPCBoone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more6 hr
Jun 24, 6:14 PM CDTSevere Thunderstorm WatchSPCChampaign, Coles, Douglas, Edgar, Moultrie, Piatt and 1 more4 hr
Jun 25, 3:06 PM CDTSevere Thunderstorm WatchSPCCass, Champaign, Christian, Clark, Coles, Crawford and 32 more7 hr
Jun 25, 9:49 PM CDTSevere Thunderstorm WatchSPCBureau, Cass, Champaign, Christian, Clark, Clay and 47 more7 hr
Jun 26, 2:09 AM CDTSevere Thunderstorm WatchSPCAdams, Bond, Brown, Calhoun, Cass, Christian and 13 more5 hr
Jun 26, 12:22 PM CDTSevere Thunderstorm WatchSPCAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more11 hr
Jul 22, 6:40 PM CDTSevere Thunderstorm WatchSPCCarroll, Henry, Jo Daviess, Mercer, Rock Island, Whiteside5 hr
Aug 6, 6:51 PM CDTSevere Thunderstorm WatchSPCHancock, Henderson, McDonough, Mercer, Rock Island, Warren3 hr
Aug 30, 2:07 PM CDTSevere Thunderstorm WatchSPCBoone, Bureau, Carroll, Cook, DeKalb, DuPage and 14 more7 hr
Aug 31, 3:43 PM CDTSevere Thunderstorm WatchSPCBond, Cass, Champaign, Christian, Clark, Clay and 34 more8 hr
Sep 19, 4:40 PM CDTSevere Thunderstorm WatchSPCBoone, Carroll, Henderson, Henry, Jo Daviess, Mercer and 6 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.

Nearby

Alerts in force nowTornadoes on recordThe radar archive20122014

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.