Alert archive / Illinois / 2015

Weather alerts in Illinois, September 2015

151 weather alerts in September 2015, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.

Weather alerts by county

Each county as a circle sized by its count in September 2015. Tap one for its archive.

Alerts
151
Warnings
65
Watches
7
Advisories
22
Busiest day
September 18, 201528 alerts

Over time

By day

Days in UTC, the clock the archive keeps.

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
Aug 31, 9:17 PM CDTMarine Dense Fog AdvisoryLOT16 hr
Sep 1, 7:43 AM CDTFlash Flood WarningILXClark, Crawford, Cumberland, Jasper3 hr
Sep 1, 8:33 AM CDTAreal Flood AdvisoryILXChampaign, Douglas, Edgar, Vermilion3 hr
Sep 1, 8:40 AM CDTFlash Flood WarningILXClark, Edgar3 hr
Sep 1, 9:34 AM CDTFlash Flood WarningILXVermilion3 hr
Sep 1, 10:23 AM CDTAreal Flood AdvisoryLOTIroquois4 hr
Sep 1, 10:43 AM CDTAreal Flood WarningILXClark, Crawford, Cumberland, Jasper3 hr
Sep 1, 7:09 PM CDTSpecial Weather StatementILXMacon36 min
Sep 1, 7:20 PM CDTSpecial Weather StatementILXPiatt25 min
Sep 1, 7:49 PM CDTFlash Flood WarningILXPiatt3 hr
Sep 3, 7:12 PM CDTSpecial Weather StatementLOTMcHenry33 min
Sep 3, 7:45 PM CDTSpecial Weather StatementLOTMcHenry45 min
Sep 4, 4:27 PM CDTAreal Flood AdvisoryLOTIroquois3 hr
Sep 4, 4:37 PM CDTSevere Thunderstorm WarningLOTIroquois68 min
Sep 4, 4:48 PM CDTSevere Thunderstorm WarningLOTIroquois, Kankakee33 min
Sep 4, 5:39 PM CDTSpecial Weather StatementLOTIroquois51 min
Sep 4, 5:44 PM CDTSevere Thunderstorm WarningILXMacon, Moultrie, Piatt31 min
Sep 4, 5:54 PM CDTSpecial Weather StatementILXVermilion21 min
Sep 4, 5:57 PM CDTSpecial Weather StatementLOTIroquois48 min
Sep 4, 6:25 PM CDTSevere Thunderstorm WarningILXVermilion20 min
Sep 4, 6:29 PM CDTSpecial Weather StatementLOTIroquois46 min
Sep 4, 6:49 PM CDTSpecial Weather StatementILXVermilion26 min
Sep 4, 6:55 PM CDTSpecial Weather StatementILXMcLean20 min
Sep 4, 7:17 PM CDTSevere Thunderstorm WarningILXChampaign, McLean, Piatt28 min
Sep 4, 7:23 PM CDTSpecial Weather StatementILXVermilion37 min
Sep 4, 8:02 PM CDTSevere Thunderstorm WarningILXChampaign28 min
Sep 4, 8:16 PM CDTSevere Thunderstorm WarningILXDeWitt, Piatt29 min
Sep 4, 8:58 PM CDTSpecial Weather StatementILXChampaign, DeWitt, Douglas, Edgar, McLean, Piatt47 min
Sep 4, 9:49 PM CDTSevere Thunderstorm WarningILXColes, Douglas26 min
Sep 4, 9:51 PM CDTFlash Flood WarningILXDouglas3 hr
Sep 5, 7:01 AM CDTAreal Flood AdvisoryLOTIroquois, Kankakee3 hr
Sep 5, 7:45 AM CDTAreal Flood AdvisoryILXVermilion3 hr
Sep 5, 8:16 AM CDTSpecial Weather StatementLOTCook44 min
Sep 5, 8:30 AM CDTFlash Flood WarningILXVermilion4 hr
Sep 5, 9:29 AM CDTFlash Flood WarningLOTIroquois4 hr
Sep 5, 9:46 AM CDTSpecial Marine WarningLOT59 min
Sep 5, 10:47 AM CDTSpecial Marine WarningLOT88 min
Sep 7, 3:24 AM CDTFlash Flood WatchDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more28 hr
Sep 8, 4:00 AM CDTSpecial Weather StatementDVNWhiteside60 min
Sep 8, 9:52 AM CDTMesoscale DiscussionSPCAdams, Boone, Brown, Bureau, Cass, DeKalb and 25 more113 min
Sep 8, 10:41 AM CDTSpecial Weather StatementDVNHancock34 min
Sep 8, 10:54 AM CDTSpecial Weather StatementDVNMcDonough51 min
Sep 8, 12:20 PM CDTSpecial Weather StatementLOTGrundy, Kendall40 min
Sep 8, 12:41 PM CDTSpecial Marine WarningLOT2 hr
Sep 8, 1:08 PM CDTAreal Flood AdvisoryLOTCook3 hr
Sep 8, 1:14 PM CDTSpecial Weather StatementLOTCook, Will61 min
Sep 8, 1:29 PM CDTMesoscale DiscussionSPCChampaign, Coles, DeWitt, Douglas, Edgar, Ford and 7 more91 min
Sep 8, 5:06 PM CDTAreal Flood AdvisoryILXColes114 min
Sep 9, 7:24 AM CDTAreal Flood AdvisoryPAHFranklin, Jackson, Jefferson, Perry, Williamson3 hr
Sep 10, 3:20 AM CDTSmall Craft AdvisoryLOT3 days
Sep 10, 3:32 AM CDTLakeshore Flood StatementLOTLake13 hr
Sep 10, 3:45 AM CDTDense Fog AdvisoryILXClark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more4 hr
Sep 10, 9:00 AM CDTSpecial Weather StatementDVNJo Daviess75 min
Sep 10, 10:56 AM CDTSpecial Weather StatementDVNWhiteside49 min
Sep 10, 12:38 PM CDTSpecial Weather StatementDVNBureau37 min
Sep 10, 12:47 PM CDTMesoscale DiscussionSPCBureau, DeKalb, DuPage, Ford, Fulton, Grundy and 22 more58 min
Sep 10, 1:12 PM CDTSpecial Weather StatementDVNPutnam33 min
Sep 10, 2:06 PM CDTSpecial Weather StatementDVNWarren24 min
Sep 10, 2:32 PM CDTSevere Thunderstorm WarningDVNHenderson23 min
Sep 10, 2:39 PM CDTSpecial Weather StatementLOTIroquois51 min
Sep 10, 2:40 PM CDTSpecial Weather StatementLSXMonroe, Randolph50 min
Sep 10, 2:58 PM CDTSevere Thunderstorm WarningDVNWarren47 min
Sep 10, 3:04 PM CDTSpecial Weather StatementLSXMonroe41 min
Sep 10, 3:22 PM CDTSpecial Weather StatementILXFulton38 min
Sep 10, 3:35 PM CDTSpecial Weather StatementDVNMcDonough25 min
Sep 10, 4:04 PM CDTSevere Thunderstorm WarningILXFulton, Mason, Tazewell26 min
Sep 10, 4:13 PM CDTBeach Hazards StatementLOTLake60 hr
Sep 10, 4:28 PM CDTSevere Thunderstorm WarningILXFulton, Mason, Schuyler32 min
Sep 10, 4:56 PM CDTTornado Warning Tornado observedILXCass, Mason, Menard34 min
Sep 10, 5:24 PM CDTSevere Thunderstorm WarningILXMenard, Sangamon36 min
Sep 10, 7:38 PM CDTFlash Flood WarningLSXBond4 hr
Sep 10, 8:22 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 5 more113 min
Sep 10, 8:34 PM CDTSevere Thunderstorm WarningLSXClinton, Washington33 min
Sep 11, 1:08 AM CDTSpecial Weather StatementILXMorgan52 min
Sep 11, 2:39 AM CDTAreal Flood AdvisoryILXMorgan, Scott4 hr
Sep 11, 8:35 AM CDTSpecial Marine WarningLOT85 min
Sep 11, 10:03 AM CDTSmall Craft AdvisoryLOT42 hr
Sep 12, 3:42 AM CDTSpecial Marine WarningLOT3 hr
Sep 12, 6:43 AM CDTSpecial Marine WarningLOT3 hr
Sep 12, 10:38 AM CDTSpecial Marine WarningLOT3 hr
Sep 12, 10:55 AM CDTSpecial Weather StatementLOTCook80 min
Sep 12, 12:17 PM CDTSpecial Weather StatementLOTCook88 min
Sep 12, 1:35 PM CDTSpecial Marine WarningLOT115 min
Sep 12, 2:54 PM CDTSpecial Weather StatementPAHWabash36 min
Sep 13, 3:12 PM CDTSmall Craft AdvisoryLOT28 hr
Sep 15, 3:24 AM CDTSmall Craft AdvisoryLOT9 hr
Sep 17, 1:49 PM CDTMesoscale DiscussionSPCBoone, Bureau, DeKalb, DuPage, Grundy, Henry and 14 more116 min
Sep 17, 2:41 PM CDTSpecial Weather StatementLOTBoone, McHenry49 min
Sep 17, 3:02 PM CDTGale WatchLOT24 hr
Sep 17, 3:38 PM CDTSpecial Weather StatementLOTDeKalb, Kane67 min
Sep 17, 3:50 PM CDTSpecial Weather StatementDVNCarroll40 min
Sep 17, 4:22 PM CDTSpecial Marine WarningLOT83 min
Sep 17, 4:22 PM CDTSpecial Weather StatementLOTLake38 min
Sep 17, 4:48 PM CDTSevere Thunderstorm WarningDVNJo Daviess, Stephenson42 min
Sep 17, 5:23 PM CDTSevere Thunderstorm WarningLOTOgle, Winnebago52 min
Sep 17, 5:40 PM CDTSpecial Weather StatementDVNStephenson20 min
Sep 17, 6:02 PM CDTSevere Thunderstorm WarningLOTOgle, Winnebago43 min
Sep 17, 6:39 PM CDTSpecial Weather StatementLOTDeKalb51 min
Sep 17, 7:50 PM CDTSevere Thunderstorm WarningDVNRock Island25 min
Sep 17, 9:14 PM CDTSevere Thunderstorm WarningDVNMercer, Rock Island31 min
Sep 17, 11:55 PM CDTFlash Flood WarningDVNCarroll, Whiteside6 hr
Sep 18, 12:31 AM CDTFlash Flood WarningLOTLake, McHenry8 hr
Sep 18, 1:15 AM CDTFlash Flood WarningLOTLee, Ogle8 hr
Sep 18, 1:25 AM CDTSpecial Weather StatementDVNCarroll, Whiteside65 min
Sep 18, 3:43 AM CDTFlash Flood WatchLOTBoone, DeKalb, DuPage, Grundy, Kane, Kendall and 6 more23 hr
Sep 18, 3:51 AM CDTFlash Flood WatchDVNBureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more20 hr
Sep 18, 9:38 AM CDTRiver Flood WarningLOTLake5 days
Sep 18, 9:38 AM CDTRiver Flood WarningLOTLake6 days
Sep 18, 9:57 AM CDTRiver Flood WatchLOTKane, McHenry7 days
Sep 18, 9:57 AM CDTRiver Flood WatchLOTKane, Kendall4 days
Sep 18, 9:57 AM CDTRiver Flood WatchLOT63 hr
Sep 18, 2:03 PM CDTSpecial Weather StatementDVNHancock, McDonough42 min
Sep 18, 2:42 PM CDTSpecial Weather StatementDVNMcDonough33 min
Sep 18, 2:59 PM CDTFlash Flood WarningDVNHancock, Henderson, McDonough, Warren8 hr
Sep 18, 3:01 PM CDTGale WarningLOT20 hr
Sep 18, 3:07 PM CDTFlash Flood WarningILXFulton, Knox, Peoria6 hr
Sep 18, 3:16 PM CDTBeach Hazards StatementLOTLake31 hr
Sep 18, 3:22 PM CDTSpecial Weather StatementDVNBureau, Putnam53 min
Sep 18, 4:40 PM CDTFlash Flood WarningILXPeoria, Tazewell, Woodford5 hr
Sep 18, 4:44 PM CDTTornado WarningLOTCook, Will31 min
Sep 18, 5:17 PM CDTSpecial Weather StatementILXMcLean28 min
Sep 18, 5:20 PM CDTMesoscale DiscussionSPCAdams, Brown, Cass, Fulton, Hancock, Henderson and 9 more2 hr
Sep 18, 5:32 PM CDTFlash Flood WarningLOTCook, Kendall, Will6 hr
Sep 18, 5:51 PM CDTFlash Flood WarningILXPeoria, Tazewell4 hr
Sep 18, 6:27 PM CDTFlash Flood WarningLOTDeKalb, Grundy, Kane, Kendall, LaSalle6 hr
Sep 18, 6:51 PM CDTFlash Flood WarningLOTCook, DeKalb, DuPage, Kane, Lake, McHenry6 hr
Sep 18, 7:10 PM CDTSevere Thunderstorm WarningILXMcLean24 min
Sep 18, 7:31 PM CDTSpecial Weather StatementLOTFord, Iroquois44 min
Sep 18, 8:00 PM CDTSevere Thunderstorm WarningLOTFord, Iroquois75 min
Sep 18, 8:32 PM CDTTornado WarningLOTIroquois43 min
Sep 18, 8:50 PM CDTSpecial Weather StatementDVNHenderson, Mercer, Rock Island, Warren55 min
Sep 18, 9:24 PM CDTSpecial Weather StatementDVNHenry21 min
Sep 18, 9:51 PM CDTFlash Flood WarningILXVermilion3 hr
Sep 18, 9:53 PM CDTSevere Thunderstorm WarningILXVermilion31 min
Sep 18, 10:02 PM CDTSevere Thunderstorm WarningILXVermilion26 min
Sep 18, 11:34 PM CDTSpecial Weather StatementLOTDuPage, Kane, Kendall, LaSalle26 min
Sep 18, 11:54 PM CDTSevere Thunderstorm WarningLOTCook, DuPage, Grundy, Kane, Kendall, Will66 min
Sep 19, 12:17 AM CDTFlash Flood WarningLOTCook, DuPage, Kane, Kendall, Will6 hr
Sep 19, 12:31 AM CDTSpecial Marine WarningLOT89 min
Sep 19, 1:09 AM CDTAreal Flood WarningILXVermilion6 hr
Sep 19, 2:53 AM CDTFlash Flood WarningILXChampaign, Vermilion4 hr
Sep 19, 10:54 AM CDTSmall Craft AdvisoryLOT14 hr
Sep 19, 11:24 AM CDTRiver Flood AdvisoryLOTWill44 hr
Sep 19, 11:24 AM CDTRiver Flood AdvisoryLOTKane, Kendall56 hr
Sep 19, 2:34 PM CDTRiver Flood AdvisoryLOTLake36 hr
Sep 19, 2:34 PM CDTRiver Flood AdvisoryLOTCook36 hr
Sep 19, 7:38 PM CDTRiver Flood AdvisoryLOTIroquois34 hr
Sep 20, 8:52 PM CDTRiver Flood WarningLOTLake22 hr
Sep 21, 8:41 PM CDTRiver Flood WarningLOTLake22 hr
Sep 28, 4:17 AM CDTLakeshore Flood StatementLOT45 hr
Sep 28, 9:54 AM CDTSmall Craft AdvisoryLOT4 days

By product

Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.

By county

Every county with at least one alert. A county page lists each alert that covered it.

38 more counties

Nearby

Alerts in force nowTornadoes on recordThe radar archive20142016

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.