Alert archive / Illinois / Severe Thunderstorm Warnings / 2010
Severe Thunderstorm Warnings in Illinois, April 2010
88 severe thunderstorm warnings in April 2010. 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 severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in April 2010. Tap one for its archive.
- Severe Thunderstorm Warnings
- 88
- Busiest day
- April 6, 201021 severe thunderstorm warnings
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 4, 3:16 PM CDT | Severe Thunderstorm Warning | DVN | Mercer, Rock Island | 45 min |
| Apr 4, 5:39 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 56 min |
| Apr 4, 6:06 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island, Whiteside | 54 min |
| Apr 4, 6:15 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Mercer, Rock Island | 39 min |
| Apr 4, 6:18 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 57 min |
| Apr 4, 6:54 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Peoria | 51 min |
| Apr 4, 7:16 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason, Tazewell | 44 min |
| Apr 4, 7:44 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Mason, Tazewell | 46 min |
| Apr 4, 7:50 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Mason, Menard | 30 min |
| Apr 4, 7:52 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 44 min |
| Apr 4, 7:53 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Tazewell, Woodford | 67 min |
| Apr 4, 8:34 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 26 min |
| Apr 4, 8:45 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, McLean, Piatt | 45 min |
| Apr 4, 8:58 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 32 min |
| Apr 4, 9:03 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Sangamon, Scott | 42 min |
| Apr 4, 9:22 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey | 38 min |
| Apr 4, 9:50 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Pike | 40 min |
| Apr 4, 10:30 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Macoupin, Montgomery | 45 min |
| Apr 4, 10:41 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 34 min |
| Apr 4, 11:54 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 36 min |
| Apr 5, 12:09 AM CDT | Severe Thunderstorm Warning | ILX | Effingham, Shelby | 51 min |
| Apr 5, 12:30 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Pike | 30 min |
| Apr 5, 1:04 PM CDT | Severe Thunderstorm Warning | ILX | Scott | 56 min |
| Apr 5, 2:50 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Madison, Montgomery | 40 min |
| Apr 5, 3:28 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 47 min |
| Apr 5, 3:43 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Edgar | 62 min |
| Apr 5, 8:42 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 19 min |
| Apr 5, 8:55 PM CDT | Severe Thunderstorm Warning | LOT | Ogle | 35 min |
| Apr 5, 9:17 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Ogle, Winnebago | 28 min |
| Apr 5, 9:39 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, McHenry, Winnebago | 51 min |
| Apr 5, 9:56 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Kane | 34 min |
| Apr 5, 10:06 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kane, Lake, McHenry | 54 min |
| Apr 5, 10:58 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 62 min |
| Apr 5, 10:58 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 17 min |
| Apr 5, 11:13 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess | 47 min |
| Apr 5, 11:36 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 39 min |
| Apr 5, 11:55 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Lee, Ogle, Winnebago | 65 min |
| Apr 5, 11:58 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 24 min |
| Apr 6, 12:36 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DeKalb, Kane, Lake, Lee and 1 more | 54 min |
| Apr 6, 1:23 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake | 37 min |
| Apr 6, 5:17 AM CDT | Severe Thunderstorm Warning | DVN | Rock Island, Whiteside | 28 min |
| Apr 6, 5:36 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Lee, Ogle, Winnebago | 54 min |
| Apr 6, 5:44 AM CDT | Severe Thunderstorm Warning | DVN | Carroll, Whiteside | 31 min |
| Apr 6, 6:01 AM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 14 min |
| Apr 6, 6:29 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Kendall and 7 more | 61 min |
| Apr 6, 7:29 AM CDT | Severe Thunderstorm Warning | LOT | Lake | 13 min |
| Apr 6, 7:32 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 26 min |
| Apr 7, 1:58 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon | 47 min |
| Apr 7, 2:11 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Madison, Montgomery | 34 min |
| Apr 7, 2:28 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 32 min |
| Apr 7, 2:41 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 34 min |
| Apr 7, 2:42 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Macon, Piatt | 27 min |
| Apr 7, 2:47 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Grundy, Iroquois, LaSalle, Livingston | 43 min |
| Apr 7, 3:03 PM CDT | Severe Thunderstorm Warning | ILX | Effingham, Jasper | 42 min |
| Apr 7, 3:11 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 34 min |
| Apr 7, 3:46 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Fayette, Marion | 44 min |
| Apr 7, 4:23 PM CDT | Severe Thunderstorm Warning | ILX | Effingham, Jasper | 52 min |
| Apr 7, 4:53 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Jackson, Perry, Williamson | 37 min |
| Apr 7, 5:08 PM CDT | Severe Thunderstorm Warning | PAH | Union | 25 min |
| Apr 7, 5:11 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford, Cumberland, Jasper | 49 min |
| Apr 7, 5:27 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Williamson | 33 min |
| Apr 24, 10:02 AM CDT | Severe Thunderstorm Warning | PAH | Alexander, Johnson, Massac, Pulaski, Union | 43 min |
| Apr 24, 1:28 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 47 min |
| Apr 24, 1:33 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Massac, Pope, Pulaski, Saline, Union and 1 more | 42 min |
| Apr 24, 1:46 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Hardin, Johnson, Massac, Pope, Saline | 44 min |
| Apr 24, 1:49 PM CDT | Severe Thunderstorm Warning | PAH | Massac, Pope | 41 min |
| Apr 24, 2:11 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 25 min |
| Apr 24, 2:47 PM CDT | Severe Thunderstorm Warning | PAH | Massac, Pope | 43 min |
| Apr 24, 4:20 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 25 min |
| Apr 24, 4:34 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph | 41 min |
| Apr 24, 5:14 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 36 min |
| Apr 24, 5:20 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 20 min |
| Apr 24, 6:04 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Jefferson, Perry | 41 min |
| Apr 24, 6:45 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Wayne | 45 min |
| Apr 24, 6:53 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Marion | 18 min |
| Apr 24, 7:00 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 45 min |
| Apr 24, 7:18 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Montgomery | 27 min |
| Apr 24, 7:40 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Jasper, Richland | 35 min |
| Apr 30, 1:06 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, Henderson, Mercer | 54 min |
| Apr 30, 1:24 PM CDT | Severe Thunderstorm Warning | DVN | Mercer, Rock Island | 52 min |
| Apr 30, 1:45 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Mercer, Rock Island, Whiteside | 60 min |
| Apr 30, 2:24 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess, Stephenson | 38 min |
| Apr 30, 3:00 PM CDT | Severe Thunderstorm Warning | DVN | Henderson | 40 min |
| Apr 30, 5:00 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 15 min |
| Apr 30, 5:02 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 43 min |
| Apr 30, 5:03 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Mercer, Rock Island, Warren | 57 min |
| Apr 30, 6:01 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Carroll, Henry, Stephenson, Whiteside | 33 min |
| Apr 30, 6:06 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle, Winnebago | 39 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Rock Island County8
- Mercer County6
- Carroll County6
- Ogle County6
- Boone County6
- DeKalb County6
- Winnebago County6
- Cook County6
- Whiteside County5
- Montgomery County5
- Kane County5
- Lake County5
- Lee County5
- Massac County5
- Henry County4
- Pike County4
- McHenry County4
- Stephenson County4
- Fayette County4
- Jasper County4
- Pulaski County4
- Pope County4
- Hancock County3
- Mason County3
- Tazewell County3
- McLean County3
- Greene County3
- Bond County3
- Macoupin County3
- Madison County3
- Effingham County3
- DuPage County3
- Jo Daviess County3
- Randolph County3
- Franklin County3
- Williamson County3
- Union County3
- Alexander County3
- Johnson County3
- Monroe County3
47 more counties
- Fulton County2
- Knox County2
- Logan County2
- Adams County2
- Piatt County2
- Scott County2
- Calhoun County2
- Clark County2
- LaSalle County2
- Macon County2
- Marion County2
- Perry County2
- Saline County2
- Jefferson County2
- Clay County2
- Henderson County2
- McDonough County1
- Peoria County1
- Menard County1
- Woodford County1
- Brown County1
- DeWitt County1
- Cass County1
- Morgan County1
- Sangamon County1
- Jersey County1
- Shelby County1
- Edgar County1
- Kendall County1
- Will County1
- Christian County1
- Champaign County1
- Ford County1
- Grundy County1
- Iroquois County1
- Livingston County1
- Clinton County1
- Jackson County1
- Crawford County1
- Cumberland County1
- Gallatin County1
- Hardin County1
- Saint Clair County1
- Wayne County1
- Richland County1
- Warren County1
- Bureau County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20092011
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.