Alert archive / Illinois / Heat Advisories

Heat Advisories in Illinois, 2009

20 heat advisories in 2009. 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 heat advisories reaches back to 2005.

Heat Advisories by county

Each county as a circle sized by its count in 2009. Tap one for its archive.

Heat Advisories
20
Busiest month
June16 heat advisories
Busiest day
June 22, 20094 heat advisories

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
Jun 17, 3:05 PM CDTHeat AdvisoryLSXBond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more52 hr
Jun 18, 4:06 PM CDTHeat AdvisoryPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more27 hr
Jun 19, 9:50 AM CDTHeat AdvisoryILXChristian, Clark, Clay, Coles, Crawford, Cumberland and 12 more9 hr
Jun 21, 1:53 PM CDTHeat AdvisoryPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more54 hr
Jun 21, 2:24 PM CDTHeat AdvisoryLSXAdams, Bond, Brown, Calhoun, Clinton, Fayette and 9 more6 days
Jun 22, 1:54 AM CDTHeat AdvisoryILXCass, Champaign, Christian, Clark, Clay, Coles and 29 more65 hr
Jun 22, 12:07 PM CDTHeat AdvisoryDVNBureau, Hancock, Henderson, Henry, McDonough, Mercer and 3 more7 hr
Jun 22, 3:15 PM CDTHeat AdvisoryLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more52 hr
Jun 22, 3:25 PM CDTHeat AdvisoryDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more29 hr
Jun 24, 3:57 AM CDTHeat AdvisoryDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more11 hr
Jun 25, 10:18 AM CDTHeat AdvisoryLOTDeKalb, DuPage, Ford, Grundy, Iroquois, Kane and 7 more9 hr
Jun 25, 10:38 AM CDTHeat AdvisoryILXCass, Champaign, Christian, Clark, Clay, Coles and 29 more8 hr
Jun 25, 10:40 AM CDTHeat AdvisoryDVNBureau, Carroll, Hancock, Henderson, Henry, McDonough and 6 more9 hr
Jun 26, 12:45 AM CDTHeat AdvisoryPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more44 hr
Jun 26, 1:52 AM CDTHeat AdvisoryILXCass, Christian, Clay, Crawford, Cumberland, Effingham and 9 more17 hr
Jun 27, 3:02 AM CDTHeat AdvisoryILXCass, Morgan, Schuyler, Scott16 hr
Aug 7, 4:18 AM CDTHeat AdvisoryLSXAdams, Brown, Madison, Pike, Saint Clair63 hr
Aug 8, 2:43 AM CDTHeat AdvisoryDVNBureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more40 hr
Aug 8, 3:10 AM CDTHeat AdvisoryILXCass, Champaign, Christian, Clark, Clay, Coles and 29 more40 hr
Aug 8, 4:07 AM CDTHeat AdvisoryLOTBoone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more38 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. June 22, 20094heat advisories
  2. June 25, 20093heat advisories
  3. August 8, 20093heat advisories
  4. June 21, 20092heat advisories
  5. June 26, 20092heat advisories
  6. June 17, 20091heat advisories
  7. June 18, 20091heat advisories
  8. June 19, 20091heat advisories
  9. June 24, 20091heat advisories
  10. June 27, 20091heat advisories
  11. August 7, 20091heat advisories

Nearby

Alerts in force nowTornadoes on recordThe radar archive20082010

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.