Alert archive / Illinois / Frost Advisories

Frost Advisories in Illinois, 2023

23 frost advisories in 2023. 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 frost advisories reaches back to 2005.

Frost Advisories by county

Each county as a circle sized by its count in 2023. Tap one for its archive.

Frost Advisories
23
Busiest month
April16 frost advisories
Busiest day
April 22, 20233 frost 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
Apr 6, 2:41 PM CDTFrost AdvisoryLSXBrown, Calhoun, Greene, Jersey, Macoupin, Montgomery and 1 more18 hr
Apr 6, 2:49 PM CDTFrost AdvisoryILXCass, Christian, Coles, Douglas, Edgar, Logan and 8 more17 hr
Apr 17, 2:00 AM CDTFrost AdvisoryILXCass, Champaign, Christian, Clark, Clay, Coles and 29 more30 hr
Apr 17, 1:55 PM CDTFrost AdvisoryPAHEdwards, Hamilton, Wabash, Wayne, White18 hr
Apr 22, 2:33 AM CDTFrost AdvisoryPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more29 hr
Apr 22, 3:28 AM CDTFrost AdvisoryILXCass, Christian, Clark, Clay, Coles, Crawford and 11 more28 hr
Apr 22, 3:57 AM CDTFrost AdvisoryLSXBond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more29 hr
Apr 23, 1:41 AM CDTFrost AdvisoryPAHAlexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more31 hr
Apr 23, 2:41 AM CDTFrost AdvisoryLSXClinton, Marion, Monroe, Randolph, Saint Clair, Washington29 hr
Apr 23, 2:46 AM CDTFrost AdvisoryILXClay, Lawrence, Richland11 hr
Apr 25, 1:32 PM CDTFrost AdvisoryDVNHancock, Henderson, McDonough, Mercer, Warren18 hr
Apr 25, 1:41 PM CDTFrost AdvisoryLOTCook, Ford, Iroquois, Kankakee, Will18 hr
Apr 25, 1:47 PM CDTFrost AdvisoryILXChampaign, DeWitt, Douglas, Edgar, Fulton, Logan and 4 more18 hr
Apr 26, 2:28 PM CDTFrost AdvisoryLOTBoone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more17 hr
Apr 26, 2:33 PM CDTFrost AdvisoryILXChampaign, DeWitt, Knox, McLean, Marshall, Peoria and 5 more17 hr
Apr 26, 2:39 PM CDTFrost AdvisoryDVNBureau, Carroll, Henry, Jo Daviess, Putnam, Stephenson and 1 more17 hr
Oct 8, 1:47 PM CDTFrost AdvisoryLOTBoone, DeKalb, Kane, Lake, McHenry, Ogle and 1 more19 hr
Oct 8, 1:52 PM CDTFrost AdvisoryDVNCarroll, Jo Daviess, Stephenson19 hr
Oct 9, 1:52 PM CDTFrost AdvisoryDVNBureau, Carroll, Henderson, Henry, Jo Daviess, Mercer and 5 more19 hr
Oct 9, 2:04 PM CDTFrost AdvisoryLOTBoone, Cook, DeKalb, DuPage, Ford, Grundy and 11 more18 hr
Oct 9, 2:17 PM CDTFrost AdvisoryILXChampaign, Clark, Coles, DeWitt, Douglas, Edgar and 15 more18 hr
Oct 10, 2:18 PM CDTFrost AdvisoryLOTBoone, Cook, DeKalb, DuPage, Ford, Grundy and 11 more18 hr
Oct 10, 2:57 PM CDTFrost AdvisoryDVNBureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more18 hr

By county

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

61 more counties

The busiest days

Days with the most alerts issued, by UTC date.

  1. April 22, 20233frost advisories
  2. April 23, 20233frost advisories
  3. April 25, 20233frost advisories
  4. April 26, 20233frost advisories
  5. October 9, 20233frost advisories
  6. April 6, 20232frost advisories
  7. April 17, 20232frost advisories
  8. October 8, 20232frost advisories
  9. October 10, 20232frost advisories

Nearby

Alerts in force nowTornadoes on recordThe radar archive20222024

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.