Alert archive / Illinois / Excessive Heat Watches
Excessive Heat Watches in Illinois, 2011
11 excessive heat watches in 2011. 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 excessive heat watches reaches back to 2005.
Excessive Heat Watches by county
Each county as a circle sized by its count in 2011. Tap one for its archive.
- Excessive Heat Watches
- 11
- Busiest month
- July10 excessive heat watches
- Busiest day
- July 14, 20113 excessive heat 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 3:18 PM CDT | Excessive Heat Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 13 hr |
| Jul 10, 3:53 AM CDT | Excessive Heat Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 10 hr |
| Jul 14, 2:46 PM CDT | Excessive Heat Watch | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 24 hr |
| Jul 14, 3:29 PM CDT | Excessive Heat Watch | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 23 hr |
| Jul 14, 3:40 PM CDT | Excessive Heat Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 24 hr |
| Jul 16, 3:23 PM CDT | Excessive Heat Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 67 hr |
| Jul 19, 2:26 AM CDT | Excessive Heat Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 14 hr |
| Jul 21, 4:06 AM CDT | Excessive Heat Watch | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 24 hr |
| Jul 22, 3:50 AM CDT | Excessive Heat Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 8 more | 24 hr |
| Jul 24, 4:00 PM CDT | Excessive Heat Watch | LSX | Adams, Bond, Brown, Clinton, Fayette, Greene and 5 more | 24 hr |
| Jul 29, 3:00 AM CDT | Excessive Heat Watch | LSX | Adams, Brown, Greene, Macoupin, Montgomery, Pike | 37 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Adams County3
- Brown County3
- Greene County3
- Macoupin County3
- Montgomery County3
- Pike County3
- Ford County3
- Grundy County3
- Iroquois County3
- Kankakee County3
- LaSalle County3
- Livingston County3
- Bureau County2
- Carroll County2
- Hancock County2
- Henderson County2
- Henry County2
- Jo Daviess County2
- McDonough County2
- Mercer County2
- Putnam County2
- Rock Island County2
- Stephenson County2
- Warren County2
- Whiteside County2
- Alexander County2
- Edwards County2
- Franklin County2
- Gallatin County2
- Hamilton County2
- Hardin County2
- Jackson County2
- Jefferson County2
- Johnson County2
- Massac County2
- Perry County2
- Pope County2
- Pulaski County2
- Saline County2
- Union County2
60 more counties
- Wabash County2
- Wayne County2
- White County2
- Williamson County2
- Bond County2
- Clinton County2
- Fayette County2
- Marion County2
- Washington County2
- Boone County2
- DeKalb County2
- DuPage County2
- Kane County2
- Kendall County2
- Lee County2
- Ogle County2
- Winnebago County2
- Cass County1
- Champaign County1
- Christian County1
- Clark County1
- Clay County1
- Coles County1
- Crawford County1
- Cumberland County1
- DeWitt County1
- Douglas County1
- Edgar County1
- Effingham County1
- Fulton County1
- Jasper County1
- Knox County1
- Lawrence County1
- Logan County1
- McLean County1
- Macon County1
- Marshall County1
- Mason County1
- Menard County1
- Morgan County1
- Moultrie County1
- Peoria County1
- Piatt County1
- Richland County1
- Sangamon County1
- Schuyler County1
- Scott County1
- Shelby County1
- Stark County1
- Tazewell County1
- Vermilion County1
- Woodford County1
- Calhoun County1
- Jersey County1
- Madison County1
- Monroe County1
- Randolph County1
- Saint Clair County1
- Lake County1
- McHenry County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.