Alert archive / Illinois / Severe Thunderstorm Warnings / 2015
Severe Thunderstorm Warnings in Illinois, April 2015
101 severe thunderstorm warnings in April 2015. 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 2015. Tap one for its archive.
- Severe Thunderstorm Warnings
- 101
- Busiest day
- April 10, 201536 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 2, 11:02 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 43 min |
| Apr 2, 11:44 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair, Washington | 36 min |
| Apr 3, 1:04 AM CDT | Severe Thunderstorm Warning | PAH | Jackson, Williamson | 26 min |
| Apr 3, 2:31 AM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Saline | 29 min |
| Apr 3, 11:19 AM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski, Union | 41 min |
| Apr 3, 11:51 AM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Pope, Saline | 24 min |
| Apr 3, 11:58 AM CDT | Severe Thunderstorm Warning | PAH | Johnson, Pope, Saline | 28 min |
| Apr 7, 10:03 AM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 42 min |
| Apr 7, 12:59 PM CDT | Severe Thunderstorm Warning | PAH | Wayne | 46 min |
| Apr 7, 1:09 PM CDT | Severe Thunderstorm Warning | PAH | Jackson, Perry | 51 min |
| Apr 7, 1:36 PM CDT | Severe Thunderstorm Warning | PAH | Jackson | 39 min |
| Apr 7, 2:15 PM CDT | Severe Thunderstorm Warning | PAH | Jackson, Williamson | 45 min |
| Apr 8, 12:18 AM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer | 42 min |
| Apr 8, 3:18 AM CDT | Severe Thunderstorm Warning | ILX | Marshall | 27 min |
| Apr 8, 3:53 AM CDT | Severe Thunderstorm Warning | ILX | Woodford | 22 min |
| Apr 8, 3:59 AM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason, Tazewell | 46 min |
| Apr 8, 4:24 AM CDT | Severe Thunderstorm Warning | ILX | McLean, Tazewell, Woodford | 66 min |
| Apr 8, 4:30 AM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell, Woodford | 16 min |
| Apr 8, 5:12 AM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, McLean, Piatt | 33 min |
| Apr 8, 5:31 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, Piatt | 44 min |
| Apr 8, 5:54 AM CDT | Severe Thunderstorm Warning | ILX | Champaign | 36 min |
| Apr 8, 6:14 AM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 45 min |
| Apr 8, 6:24 AM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Edgar | 56 min |
| Apr 8, 7:32 AM CDT | Severe Thunderstorm Warning | ILX | Coles | 28 min |
| Apr 8, 1:07 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey, Macoupin, Madison | 38 min |
| Apr 8, 1:13 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 28 min |
| Apr 8, 1:27 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 31 min |
| Apr 8, 1:48 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 42 min |
| Apr 8, 2:03 PM CDT | Severe Thunderstorm Warning | PAH | Wayne | 27 min |
| Apr 8, 2:25 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 35 min |
| Apr 8, 2:30 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, McLean | 26 min |
| Apr 8, 2:31 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 44 min |
| Apr 8, 2:42 PM CDT | Severe Thunderstorm Warning | PAH | Edwards | 33 min |
| Apr 8, 3:00 PM CDT | Severe Thunderstorm Warning | PAH | Wabash | 30 min |
| Apr 8, 3:01 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 17 min |
| Apr 8, 3:41 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 31 min |
| Apr 8, 11:13 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Will | 47 min |
| Apr 8, 11:13 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb | 47 min |
| Apr 8, 11:35 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, McHenry | 40 min |
| Apr 9, 12:17 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 43 min |
| Apr 9, 12:27 AM CDT | Severe Thunderstorm Warning | LOT | Kane, McHenry | 23 min |
| Apr 9, 12:40 AM CDT | Severe Thunderstorm Warning | LOT | Cook | 24 min |
| Apr 9, 4:53 AM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 52 min |
| Apr 9, 1:29 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Woodford | 46 min |
| Apr 9, 4:48 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 27 min |
| Apr 9, 4:51 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 39 min |
| Apr 9, 5:15 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Peoria, Tazewell | 45 min |
| Apr 9, 5:19 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 41 min |
| Apr 9, 5:27 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 48 min |
| Apr 9, 5:27 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 18 min |
| Apr 9, 5:43 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Pike | 32 min |
| Apr 9, 6:01 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 44 min |
| Apr 9, 6:04 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey, Madison | 41 min |
| Apr 9, 6:11 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle | 34 min |
| Apr 9, 6:27 PM CDT | Severe Thunderstorm Warning | LOT | Ogle | 33 min |
| Apr 9, 6:35 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin, Madison | 55 min |
| Apr 9, 6:42 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 48 min |
| Apr 9, 6:49 PM CDT | Severe Thunderstorm Warning | LOT | Ogle, Winnebago | 26 min |
| Apr 9, 6:55 PM CDT | Severe Thunderstorm Warning | LSX | Jersey | 35 min |
| Apr 9, 6:56 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Marshall, Peoria, Stark, Woodford | 49 min |
| Apr 9, 7:18 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 13 min |
| Apr 9, 7:19 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle | 26 min |
| Apr 9, 7:23 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Putnam | 24 min |
| Apr 9, 7:27 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Montgomery | 37 min |
| Apr 9, 7:30 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Madison, Montgomery | 30 min |
| Apr 9, 7:36 PM CDT | Severe Thunderstorm Warning | LOT | Ogle, Winnebago | 24 min |
| Apr 9, 7:53 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, McHenry, Ogle, Winnebago | 37 min |
| Apr 9, 7:54 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Montgomery | 51 min |
| Apr 9, 7:57 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 33 min |
| Apr 9, 8:05 PM CDT | Severe Thunderstorm Warning | LOT | McHenry | 55 min |
| Apr 9, 8:21 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 24 min |
| Apr 9, 8:21 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 24 min |
| Apr 9, 8:28 PM CDT | Severe Thunderstorm Warning | ILX | Cumberland, Effingham, Shelby | 47 min |
| Apr 9, 8:40 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, LaSalle, Will | 35 min |
| Apr 9, 8:45 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 30 min |
| Apr 9, 8:58 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kendall, Will | 32 min |
| Apr 9, 9:01 PM CDT | Severe Thunderstorm Warning | ILX | Piatt | 18 min |
| Apr 9, 9:06 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Cumberland, Effingham, Jasper | 39 min |
| Apr 9, 9:08 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 37 min |
| Apr 9, 9:11 PM CDT | Severe Thunderstorm Warning | PAH | Jackson, Union | 49 min |
| Apr 9, 9:16 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 28 min |
| Apr 9, 9:21 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 39 min |
| Apr 9, 9:22 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Perry | 23 min |
| Apr 9, 9:25 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Will | 35 min |
| Apr 9, 9:32 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 43 min |
| Apr 9, 9:38 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper | 52 min |
| Apr 9, 9:40 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 35 min |
| Apr 9, 9:45 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Cumberland, Jasper | 60 min |
| Apr 9, 9:53 PM CDT | Severe Thunderstorm Warning | PAH | Jackson, Union, Williamson | 37 min |
| Apr 9, 9:58 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wayne | 47 min |
| Apr 9, 10:09 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 36 min |
| Apr 9, 10:18 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Hamilton, Saline, Williamson | 27 min |
| Apr 9, 10:30 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford, Jasper | 45 min |
| Apr 9, 10:33 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Pope, Saline | 27 min |
| Apr 9, 10:47 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Pope | 15 min |
| Apr 9, 10:47 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wabash, Wayne | 46 min |
| Apr 25, 3:57 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Hamilton, Saline, Williamson | 33 min |
| Apr 25, 4:21 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Saline, White | 24 min |
| Apr 25, 4:30 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Jackson, Williamson | 23 min |
| Apr 25, 4:40 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin, White | 50 min |
| Apr 25, 5:43 PM CDT | Severe Thunderstorm Warning | PAH | Hardin, Pope | 47 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jackson County7
- Saline County7
- Williamson County6
- Woodford County6
- Madison County6
- Will County6
- Ogle County6
- Pope County5
- Cook County5
- Gallatin County4
- Wayne County4
- Marshall County4
- Tazewell County4
- Peoria County4
- Champaign County4
- Clark County4
- Greene County4
- Jersey County4
- Lawrence County4
- McHenry County4
- Winnebago County4
- Jasper County4
- Saint Clair County3
- Union County3
- Johnson County3
- McLean County3
- Piatt County3
- Coles County3
- Calhoun County3
- Macoupin County3
- Richland County3
- Edwards County3
- DeKalb County3
- Boone County3
- Kane County3
- Montgomery County3
- Cumberland County3
- Effingham County3
- Franklin County3
- Monroe County2
43 more counties
- Washington County2
- Alexander County2
- Pulaski County2
- Perry County2
- Fulton County2
- Vermilion County2
- Clay County2
- Ford County2
- Iroquois County2
- Wabash County2
- Grundy County2
- Hancock County2
- Pike County2
- Morgan County2
- Lee County2
- Fayette County2
- LaSalle County2
- Kendall County2
- DuPage County2
- Jefferson County2
- Hamilton County2
- White County2
- Clinton County1
- Henderson County1
- Mercer County1
- Mason County1
- DeWitt County1
- Logan County1
- Edgar County1
- Marion County1
- Adams County1
- McDonough County1
- Scott County1
- Sangamon County1
- Knox County1
- Stark County1
- Bureau County1
- Putnam County1
- Bond County1
- Lake County1
- Shelby County1
- Crawford County1
- Hardin County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20142016
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.