Alert archive / Illinois / Heat Advisories / 2011
Heat Advisories in Illinois, July 2011
29 heat advisories in July 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 heat advisories reaches back to 2005.
Heat Advisories by county
Each county as a circle sized by its count in July 2011. Tap one for its archive.
- Heat Advisories
- 29
- Busiest day
- July 27, 20115 heat 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 |
|---|---|---|---|---|
| Jul 2, 2:39 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 11 more | 5 hr |
| Jul 3, 10:51 AM CDT | Heat Advisory | PAH | Alexander, Franklin, Hardin, Jackson, Johnson, Massac and 6 more | 7 hr |
| Jul 8, 3:17 PM CDT | Heat Advisory | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 4 days |
| Jul 9, 3:09 PM CDT | Heat Advisory | PAH | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 11 more | 27 hr |
| Jul 10, 3:02 AM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 40 hr |
| Jul 10, 1:28 PM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 25 hr |
| Jul 10, 1:58 PM CDT | Heat Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 5 hr |
| Jul 11, 3:12 AM CDT | Heat Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 16 hr |
| Jul 11, 4:17 AM CDT | Heat Advisory | LOT | Ford, Iroquois, Kankakee, Livingston | 15 hr |
| Jul 17, 3:38 AM CDT | Heat Advisory | LOT | Boone, DeKalb, Ford, LaSalle, Lee, Livingston and 2 more | 16 hr |
| Jul 17, 3:40 PM CDT | Heat Advisory | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 60 hr |
| Jul 18, 3:06 PM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 19 hr |
| Jul 22, 3:50 AM CDT | Heat Advisory | LOT | DuPage | 7 hr |
| Jul 22, 3:59 PM CDT | Heat Advisory | DVN | Carroll, Jo Daviess, Stephenson | 23 hr |
| Jul 23, 3:40 AM CDT | Heat Advisory | LOT | DeKalb, Grundy, Kane, Kendall, LaSalle, Lee and 2 more | 32 hr |
| Jul 25, 4:12 PM CDT | Heat Advisory | LSX | Adams, Bond, Brown, Clinton, Fayette, Greene and 5 more | 9 days |
| Jul 26, 10:53 AM CDT | Heat Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 3 more | 10 hr |
| Jul 27, 3:26 AM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 40 hr |
| Jul 27, 3:44 AM CDT | Heat Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more | 18 hr |
| Jul 27, 12:12 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 7 hr |
| Jul 27, 12:12 PM CDT | Heat Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 7 hr |
| Jul 27, 2:50 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 28 hr |
| Jul 28, 4:04 AM CDT | Heat Advisory | LOT | DeKalb, DuPage, Ford, Grundy, Iroquois, Kane and 6 more | 17 hr |
| Jul 28, 12:03 PM CDT | Heat Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 10 hr |
| Jul 29, 3:27 AM CDT | Heat Advisory | PAH | Edwards, Franklin, Gallatin, Hamilton, Jackson, Jefferson and 6 more | 16 hr |
| Jul 29, 10:32 AM CDT | Heat Advisory | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 8 hr |
| Jul 31, 3:54 AM CDT | Heat Advisory | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 66 hr |
| Jul 31, 1:26 PM CDT | Heat Advisory | PAH | Alexander, Franklin, Jackson, Jefferson, Johnson, Massac and 4 more | 5 hr |
| Jul 31, 2:42 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 52 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Franklin County7
- Jackson County7
- Perry County7
- Williamson County7
- Alexander County6
- Johnson County6
- Massac County6
- Pulaski County6
- Saline County6
- Union County6
- Jefferson County6
- Hancock County6
- Henderson County6
- McDonough County6
- Mercer County6
- Warren County6
- Cass County5
- Champaign County5
- Christian County5
- Coles County5
- DeWitt County5
- Douglas County5
- Logan County5
- McLean County5
- Macon County5
- Menard County5
- Morgan County5
- Moultrie County5
- Piatt County5
- Sangamon County5
- Scott County5
- Shelby County5
- Vermilion County5
- Hardin County5
- Pope County5
- Gallatin County5
- Hamilton County5
- Wayne County5
- White County5
- Clark County5
60 more counties
- Clay County5
- Crawford County5
- Cumberland County5
- Effingham County5
- Jasper County5
- Lawrence County5
- Richland County5
- Ford County5
- Livingston County5
- LaSalle County5
- Edgar County4
- Fulton County4
- Knox County4
- Marshall County4
- Mason County4
- Peoria County4
- Schuyler County4
- Stark County4
- Tazewell County4
- Woodford County4
- Edwards County4
- Wabash County4
- Iroquois County4
- Kankakee County4
- DeKalb County4
- Lee County4
- Ogle County4
- Grundy County4
- Winnebago County3
- DuPage County3
- Kane County3
- Kendall County3
- Bureau County3
- Henry County3
- Putnam County3
- Rock Island County3
- Adams County2
- Bond County2
- Brown County2
- Clinton County2
- Fayette County2
- Greene County2
- Macoupin County2
- Marion County2
- Montgomery County2
- Pike County2
- Washington County2
- Boone County2
- Carroll County2
- Jo Daviess County2
- Stephenson County2
- Whiteside County2
- Calhoun County1
- Jersey County1
- Madison County1
- Monroe County1
- Randolph County1
- Saint Clair County1
- Lake County1
- McHenry County1
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.