Alert archive / Illinois / Flash Flood Warnings

Flash Flood Warnings in Illinois, 2017

90 flash flood warnings in 2017. 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 flash flood warnings reaches back to 1986.

Flash Flood Warnings by county

Each county as a circle sized by its count in 2017. Tap one for its archive.

Flash Flood Warnings
90
Busiest month
April34 flash flood warnings
Busiest day
April 29, 201720 flash flood warnings

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
Jan 20, 3:14 AM CSTFlash Flood WarningDVNRock Island6 hr
Mar 20, 5:31 AM CDTFlash Flood WarningLOTFord, Iroquois, Livingston6 hr
Apr 28, 3:19 PM CDTFlash Flood WarningLSXBond, Montgomery4 hr
Apr 28, 11:27 PM CDTFlash Flood WarningPAHSaline6 hr
Apr 28, 11:57 PM CDTFlash Flood WarningPAHGallatin, Saline6 hr
Apr 29, 12:02 AM CDTFlash Flood WarningPAHWhite6 hr
Apr 29, 12:09 AM CDTFlash Flood WarningPAHJohnson, Pope, Saline, Williamson3 hr
Apr 29, 3:05 AM CDTFlash Flood WarningPAHFranklin, Gallatin, Hamilton, Jackson, Saline, Union and 2 more6 hr
Apr 29, 3:08 AM CDTFlash Flood WarningPAHJohnson, Pope, Saline, Williamson6 hr
Apr 29, 3:53 AM CDTFlash Flood WarningLSXRandolph22 hr
Apr 29, 5:29 AM CDTFlash Flood WarningPAHGallatin, Saline4 hr
Apr 29, 6:19 AM CDTFlash Flood WarningILXClark, Coles, Cumberland, Edgar6 hr
Apr 29, 7:56 AM CDTFlash Flood WarningILXCrawford, Jasper6 hr
Apr 29, 3:08 PM CDTFlash Flood WarningLSXAdams, Calhoun, Pike8 hr
Apr 29, 4:40 PM CDTFlash Flood WarningILXMorgan, Scott6 hr
Apr 29, 5:16 PM CDTFlash Flood WarningILXChristian, Sangamon6 hr
Apr 29, 5:20 PM CDTFlash Flood WarningLSXCalhoun, Greene, Jersey, Macoupin, Montgomery8 hr
Apr 29, 5:34 PM CDTFlash Flood WarningILXCass, Fulton, Mason, Menard, Schuyler6 hr
Apr 29, 6:10 PM CDTFlash Flood WarningILXFulton, Mason, Peoria, Tazewell, Woodford6 hr
Apr 29, 6:22 PM CDTFlash Flood WarningILXColes, Cumberland, Effingham, Jasper, Macon, Moultrie and 1 more6 hr
Apr 29, 6:43 PM CDTFlash Flood WarningILXChampaign, Douglas, Edgar, Piatt, Vermilion6 hr
Apr 29, 6:50 PM CDTFlash Flood WarningILXClark, Crawford6 hr
Apr 29, 6:57 PM CDTFlash Flood WarningILXClay, Lawrence, Richland3 hr
Apr 29, 7:04 PM CDTFlash Flood WarningPAHFranklin, Jackson, Johnson, Perry, Union, Williamson12 hr
Apr 29, 7:10 PM CDTFlash Flood WarningILXMarshall, Stark6 hr
Apr 29, 7:47 PM CDTFlash Flood WarningDVNBureau, Putnam6 hr
Apr 29, 8:02 PM CDTFlash Flood WarningPAHAlexander12 hr
Apr 29, 8:09 PM CDTFlash Flood WarningLSXBond, Fayette, Montgomery5 hr
Apr 29, 8:31 PM CDTFlash Flood WarningPAHGallatin, Hamilton, Hardin, Pope, Saline, White4 hr
Apr 29, 9:50 PM CDTFlash Flood WarningPAHAlexander, Johnson, Pulaski, Union3 hr
Apr 30, 12:59 AM CDTFlash Flood WarningPAHGallatin, Hamilton, Hardin, Pope, Saline, White6 hr
Apr 30, 6:52 AM CDTFlash Flood WarningPAHAlexander, Franklin, Hamilton, Jackson, Johnson, Perry and 3 more11 hr
Apr 30, 6:59 AM CDTFlash Flood WarningPAHJackson11 hr
Apr 30, 9:16 AM CDTFlash Flood WarningPAHEdwards, Hamilton, Jefferson, Perry, Wabash, Wayne and 1 more8 hr
Apr 30, 10:41 AM CDTFlash Flood WarningPAHHardin, Johnson, Massac, Pope, Saline8 hr
Apr 30, 11:52 AM CDTFlash Flood WarningPAHGallatin, Hardin3 hr
May 4, 7:43 AM CDTFlash Flood WarningILXChampaign, Christian, Coles, Douglas, Edgar, Macon and 4 more8 hr
May 4, 7:45 AM CDTFlash Flood WarningILXClark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more8 hr
May 6, 2:32 PM CDTFlash Flood WarningILXCrawford24 hr
May 10, 11:22 PM CDTFlash Flood WarningILXClay, Crawford, Effingham, Jasper, Lawrence, Richland3 hr
May 10, 11:33 PM CDTFlash Flood WarningLSXBond, Fayette, Madison, Marion, Montgomery6 hr
May 11, 12:34 AM CDTFlash Flood WarningILXClay, Lawrence, Richland3 hr
May 19, 3:45 AM CDTFlash Flood WarningILXChristian, Macon, Morgan, Piatt, Sangamon6 hr
May 20, 6:39 AM CDTFlash Flood WarningPAHJackson, Perry3 hr
May 26, 6:06 PM CDTFlash Flood WarningILXVermilion11 hr
Jun 13, 6:17 PM CDTFlash Flood WarningLOTIroquois6 hr
Jun 17, 8:03 PM CDTFlash Flood WarningILXStark3 hr
Jun 17, 8:11 PM CDTFlash Flood WarningILXMarshall3 hr
Jun 17, 8:40 PM CDTFlash Flood WarningILXPeoria, Tazewell, Woodford3 hr
Jun 17, 9:10 PM CDTFlash Flood WarningILXMcLean3 hr
Jun 17, 11:47 PM CDTFlash Flood WarningILXChristian, Sangamon3 hr
Jun 18, 12:32 AM CDTFlash Flood WarningLOTLivingston6 hr
Jun 23, 8:29 AM CDTFlash Flood WarningPAHJackson, Perry6 hr
Jun 23, 10:41 AM CDTFlash Flood WarningPAHFranklin, Gallatin, Hamilton, Johnson, Pope, Saline and 2 more6 hr
Jun 28, 8:24 PM CDTFlash Flood Warning EmergencyLOTBoone, Winnebago6 hr
Jun 28, 8:27 PM CDTFlash Flood WarningDVNJo Daviess, Stephenson6 hr
Jun 28, 9:09 PM CDTFlash Flood WarningLOTLake, McHenry6 hr
Jul 5, 10:10 PM CDTFlash Flood WarningLSXMacoupin8 hr
Jul 10, 8:19 PM CDTFlash Flood WarningDVNMcDonough, Warren6 hr
Jul 10, 8:41 PM CDTFlash Flood WarningDVNHancock6 hr
Jul 10, 8:48 PM CDTFlash Flood WarningILXFulton3 hr
Jul 11, 10:44 PM CDTFlash Flood WarningLOTCook, DuPage, Kane, Lake, McHenry16 hr
Jul 12, 1:29 AM CDTFlash Flood Warning EmergencyLOTLake, McHenry10 hr
Jul 12, 10:14 AM CDTFlash Flood WarningLOTCook, DuPage, Kane, Kendall, Will6 hr
Jul 12, 10:57 AM CDTFlash Flood WarningLOTLake, McHenry3 hr
Jul 13, 9:05 PM CDTFlash Flood WarningPAHHamilton, White115 min
Jul 16, 6:17 AM CDTFlash Flood WarningILXFulton, Knox, Peoria6 hr
Jul 21, 7:36 PM CDTFlash Flood WarningLOTOgle6 hr
Jul 21, 7:51 PM CDTFlash Flood WarningDVNJo Daviess, Stephenson6 hr
Jul 21, 8:33 PM CDTFlash Flood WarningLOTBoone, McHenry, Winnebago6 hr
Jul 21, 9:06 PM CDTFlash Flood WarningDVNCarroll, Whiteside4 hr
Jul 22, 12:37 AM CDTFlash Flood WarningDVNCarroll6 hr
Jul 22, 1:45 AM CDTFlash Flood WarningDVNJo Daviess6 hr
Jul 26, 7:57 PM CDTFlash Flood WarningDVNCarroll, Jo Daviess, Stephenson, Whiteside6 hr
Jul 27, 4:42 AM CDTFlash Flood WarningLSXBond, Fayette, Madison6 hr
Jul 27, 5:12 AM CDTFlash Flood WarningLSXClinton, Fayette, Marion6 hr
Aug 1, 4:32 PM CDTFlash Flood WarningILXMcLean4 hr
Aug 21, 6:12 PM CDTFlash Flood WarningPAHEdwards, Wabash3 hr
Sep 20, 8:37 PM CDTFlash Flood WarningDVNRock Island6 hr
Sep 21, 2:08 AM CDTFlash Flood WarningDVNRock Island6 hr
Oct 10, 7:35 AM CDTFlash Flood WarningPAHAlexander, Pulaski3 hr
Oct 10, 7:41 AM CDTFlash Flood WarningPAHHamilton, Jefferson, Wayne3 hr
Oct 10, 9:03 AM CDTFlash Flood WarningPAHEdwards, Wabash, Wayne3 hr
Oct 14, 6:56 PM CDTFlash Flood WarningILXKnox3 hr
Oct 14, 10:02 PM CDTFlash Flood WarningLOTCook, DeKalb, DuPage, Kane, Kendall, LaSalle and 2 more8 hr
Nov 3, 12:19 AM CDTFlash Flood WarningPAHFranklin3 hr
Nov 5, 5:09 PM CSTFlash Flood WarningILXClay, Jasper3 hr
Nov 18, 8:20 AM CSTFlash Flood WarningILXDeWitt, Logan, McLean6 hr
Nov 18, 8:52 AM CSTFlash Flood WarningILXLogan, McLean, Mason, Menard, Tazewell6 hr
Nov 18, 8:59 AM CSTFlash Flood WarningILXChampaign, DeWitt, McLean, Piatt, Vermilion6 hr

By county

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

53 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 29, 201720flash flood warnings
  2. April 30, 201713flash flood warnings
  3. June 18, 20176flash flood warnings
  4. July 22, 20176flash flood warnings
  5. July 12, 20174flash flood warnings
  6. May 11, 20173flash flood warnings
  7. June 29, 20173flash flood warnings
  8. July 11, 20173flash flood warnings
  9. July 27, 20173flash flood warnings
  10. October 10, 20173flash flood warnings
  11. November 18, 20173flash flood warnings
  12. May 4, 20172flash flood warnings

Nearby

Alerts in force nowTornadoes on recordThe radar archive20162018

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.