Alert archive / Illinois / Frost Advisories / 2023
Frost Advisories in Illinois, April 2023
16 frost advisories in April 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 April 2023. Tap one for its archive.
- Frost Advisories
- 16
- Busiest day
- April 22, 20233 frost advisories
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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 2:41 PM CDT | Frost Advisory | LSX | Brown, Calhoun, Greene, Jersey, Macoupin, Montgomery and 1 more | 18 hr |
| Apr 6, 2:49 PM CDT | Frost Advisory | ILX | Cass, Christian, Coles, Douglas, Edgar, Logan and 8 more | 17 hr |
| Apr 17, 2:00 AM CDT | Frost Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 30 hr |
| Apr 17, 1:55 PM CDT | Frost Advisory | PAH | Edwards, Hamilton, Wabash, Wayne, White | 18 hr |
| Apr 22, 2:33 AM CDT | Frost Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 29 hr |
| Apr 22, 3:28 AM CDT | Frost Advisory | ILX | Cass, Christian, Clark, Clay, Coles, Crawford and 11 more | 28 hr |
| Apr 22, 3:57 AM CDT | Frost Advisory | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more | 29 hr |
| Apr 23, 1:41 AM CDT | Frost Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 31 hr |
| Apr 23, 2:41 AM CDT | Frost Advisory | LSX | Clinton, Marion, Monroe, Randolph, Saint Clair, Washington | 29 hr |
| Apr 23, 2:46 AM CDT | Frost Advisory | ILX | Clay, Lawrence, Richland | 11 hr |
| Apr 25, 1:32 PM CDT | Frost Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 18 hr |
| Apr 25, 1:41 PM CDT | Frost Advisory | LOT | Cook, Ford, Iroquois, Kankakee, Will | 18 hr |
| Apr 25, 1:47 PM CDT | Frost Advisory | ILX | Champaign, DeWitt, Douglas, Edgar, Fulton, Logan and 4 more | 18 hr |
| Apr 26, 2:28 PM CDT | Frost Advisory | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 17 hr |
| Apr 26, 2:33 PM CDT | Frost Advisory | ILX | Champaign, DeWitt, Knox, McLean, Marshall, Peoria and 5 more | 17 hr |
| Apr 26, 2:39 PM CDT | Frost Advisory | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Stephenson and 1 more | 17 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cass County3
- Christian County3
- Coles County3
- Douglas County3
- Edgar County3
- Logan County3
- Macon County3
- Menard County3
- Morgan County3
- Moultrie County3
- Sangamon County3
- Scott County3
- Shelby County3
- Champaign County3
- Clay County3
- DeWitt County3
- Lawrence County3
- Piatt County3
- Richland County3
- Vermilion County3
- Edwards County3
- Hamilton County3
- Wabash County3
- Wayne County3
- White County3
- Calhoun County2
- Greene County2
- Jersey County2
- Macoupin County2
- Montgomery County2
- Schuyler County2
- Clark County2
- Crawford County2
- Cumberland County2
- Effingham County2
- Fulton County2
- Jasper County2
- Knox County2
- McLean County2
- Marshall County2
60 more counties
- Mason County2
- Peoria County2
- Stark County2
- Tazewell County2
- Woodford County2
- Alexander County2
- Franklin County2
- Gallatin County2
- Hardin County2
- Jackson County2
- Jefferson County2
- Johnson County2
- Massac County2
- Perry County2
- Pope County2
- Pulaski County2
- Saline County2
- Union County2
- Williamson County2
- Clinton County2
- Marion County2
- Monroe County2
- Randolph County2
- Saint Clair County2
- Washington County2
- Cook County2
- Ford County2
- Iroquois County2
- Kankakee County2
- Will County2
- Brown County1
- Pike County1
- Bond County1
- Fayette County1
- Madison County1
- Hancock County1
- Henderson County1
- McDonough County1
- Mercer County1
- Warren County1
- Boone County1
- DeKalb County1
- DuPage County1
- Grundy County1
- Kane County1
- Kendall County1
- Lake County1
- LaSalle County1
- Lee County1
- Livingston County1
- McHenry County1
- Ogle County1
- Winnebago County1
- Bureau County1
- Carroll County1
- Henry County1
- Jo Daviess County1
- Putnam County1
- Stephenson County1
- Whiteside County1
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.