Alert archive / Illinois / Flash Flood Watches

Flash Flood Watches in Illinois, 2015

54 flash flood watches in 2015. 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 watches reaches back to 2005.

Flash Flood Watches by county

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

Flash Flood Watches
54
Busiest month
July20 flash flood watches
Busiest day
April 8, 20153 flash flood 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
Mar 24, 3:32 PM CDTFlash Flood WatchLSXClinton, Marion, Monroe, Randolph, Saint Clair, Washington35 hr
Apr 8, 3:17 PM CDTFlash Flood WatchILXClark, Clay, Coles, Crawford, Cumberland, Douglas and 7 more32 hr
Apr 8, 3:24 PM CDTFlash Flood WatchLSXBond, Clinton, Fayette, Madison, Marion, Monroe and 3 more31 hr
Apr 8, 3:36 PM CDTFlash Flood WatchPAHEdwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 7 more33 hr
May 29, 8:55 PM CDTFlash Flood WatchLSXBond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more22 hr
Jun 11, 10:56 AM CDTFlash Flood WatchDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more18 hr
Jun 11, 2:06 PM CDTFlash Flood WatchLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more20 hr
Jun 11, 3:11 PM CDTFlash Flood WatchILXFulton, Knox, McLean, Marshall, Peoria, Stark and 2 more19 hr
Jun 15, 4:10 AM CDTFlash Flood WatchLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more24 hr
Jun 15, 7:37 AM CDTFlash Flood WatchDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more13 hr
Jun 15, 9:22 AM CDTFlash Flood WatchILXCass, Fulton, Knox, Logan, McLean, Marshall and 7 more14 hr
Jun 16, 3:14 AM CDTFlash Flood WatchILXChristian, Clark, Clay, Coles, Crawford, Cumberland and 8 more40 hr
Jun 16, 3:42 AM CDTFlash Flood WatchLSXBond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more4 days
Jun 18, 4:16 AM CDTFlash Flood WatchPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more47 hr
Jun 18, 3:19 PM CDTFlash Flood WatchILXClay, Crawford, Effingham, Jasper, Lawrence, Richland35 hr
Jun 23, 3:08 PM CDTFlash Flood WatchLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more44 hr
Jun 23, 3:25 PM CDTFlash Flood WatchILXCass, Fulton, Knox, McLean, Marshall, Mason and 8 more44 hr
Jun 23, 3:39 PM CDTFlash Flood WatchDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more42 hr
Jun 24, 11:31 PM CDTFlash Flood WatchLSXAdams, Brown, Calhoun, Greene, Jersey, Pike7 hr
Jun 25, 4:06 AM CDTFlash Flood WatchLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more39 hr
Jun 26, 12:35 AM CDTFlash Flood WatchPAHEdwards, Franklin, Gallatin, Hamilton, Jackson, Jefferson and 6 more22 hr
Jun 26, 4:05 AM CDTFlash Flood WatchILXCass, Champaign, Christian, Clark, Clay, Coles and 26 more18 hr
Jul 1, 12:35 AM CDTFlash Flood WatchPAHAlexander, Hardin, Jackson, Johnson, Massac, Pope and 3 more30 hr
Jul 6, 3:55 AM CDTFlash Flood WatchLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more68 hr
Jul 7, 11:23 AM CDTFlash Flood WatchPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more38 hr
Jul 7, 2:46 PM CDTFlash Flood WatchILXCass, Champaign, Christian, Clark, Clay, Coles and 29 more39 hr
Jul 7, 3:22 PM CDTFlash Flood WatchLOTFord, Iroquois, Kankakee, Livingston36 hr
Jul 9, 3:05 AM CDTFlash Flood WatchPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more34 hr
Jul 9, 3:35 AM CDTFlash Flood WatchLSXBond, Calhoun, Clinton, Fayette, Greene, Jersey and 9 more27 hr
Jul 11, 2:15 PM CDTFlash Flood WatchDVNHancock, Henderson, Henry, McDonough, Mercer, Rock Island and 1 more11 hr
Jul 11, 4:02 PM CDTFlash Flood WatchILXCass, DeWitt, Fulton, Knox, Logan, McLean and 8 more10 hr
Jul 12, 2:19 PM CDTFlash Flood WatchLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more33 hr
Jul 12, 3:27 PM CDTFlash Flood WatchILXChampaign, Clark, Clay, Coles, Crawford, Cumberland and 13 more31 hr
Jul 13, 5:10 AM CDTFlash Flood WatchPAHEdwards, Gallatin, Hamilton, Hardin, Saline, Wabash and 2 more23 hr
Jul 16, 3:54 AM CDTFlash Flood WatchDVNBureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more21 hr
Jul 16, 4:06 AM CDTFlash Flood WatchILXChampaign, DeWitt, Fulton, Knox, Logan, McLean and 8 more21 hr
Jul 16, 4:31 PM CDTFlash Flood WatchLOTFord, Iroquois, Kankakee, Livingston11 hr
Jul 18, 1:56 PM CDTFlash Flood WatchLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more5 hr
Jul 19, 4:35 AM CDTFlash Flood WatchLSXAdams, Brown, Calhoun, Greene, Jersey, Macoupin and 1 more11 hr
Jul 19, 4:03 PM CDTFlash Flood WatchLSXAdams, Bond, Brown, Calhoun, Greene, Jersey and 6 more20 hr
Jul 25, 4:09 PM CDTFlash Flood WatchLSXAdams, Brown, Pike20 hr
Jul 28, 3:24 PM CDTFlash Flood WatchDVNHancock, Henderson, Henry, McDonough, Mercer, Rock Island and 1 more12 hr
Aug 4, 2:44 PM CDTFlash Flood WatchLSXBond, Clinton, Madison, Marion, Monroe, Randolph and 2 more25 hr
Aug 4, 3:22 PM CDTFlash Flood WatchPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more37 hr
Sep 7, 3:24 AM CDTFlash Flood WatchDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more28 hr
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
Nov 16, 2:52 AM CSTFlash Flood WatchPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more51 hr
Nov 16, 4:13 AM CSTFlash Flood WatchLSXBond, Brown, Calhoun, Clinton, Fayette, Greene and 10 more48 hr
Nov 25, 2:50 PM CSTFlash Flood WatchPAHAlexander, Jackson, Perry, Pulaski, Union3 days
Dec 25, 2:17 AM CSTFlash Flood WatchLSXBond, Calhoun, Clinton, Fayette, Greene, Jersey and 9 more4 days
Dec 25, 3:27 AM CSTFlash Flood WatchILXChampaign, Christian, Clark, Clay, Coles, Crawford and 15 more5 days
Dec 25, 3:39 AM CSTFlash Flood WatchPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more4 days
Dec 26, 4:10 AM CSTFlash Flood WatchLOTFord, Iroquois62 hr

By county

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

60 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 8, 20153flash flood watches
  2. June 11, 20153flash flood watches
  3. June 15, 20153flash flood watches
  4. June 23, 20153flash flood watches
  5. July 7, 20153flash flood watches
  6. July 16, 20153flash flood watches
  7. December 25, 20153flash flood watches
  8. June 16, 20152flash flood watches
  9. June 18, 20152flash flood watches
  10. June 25, 20152flash flood watches
  11. June 26, 20152flash flood watches
  12. July 9, 20152flash flood watches

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.