Alert archive / Illinois / Severe Thunderstorm Warnings
Severe Thunderstorm Warnings in Illinois, 1994
266 severe thunderstorm warnings in 1994. 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 1994. Tap one for its archive.
- Severe Thunderstorm Warnings
- 266
- Busiest month
- April87 severe thunderstorm warnings
- Busiest day
- April 27, 199440 severe thunderstorm warnings
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 |
|---|---|---|---|---|
| Mar 23, 8:42 PM CST | Severe Thunderstorm Warning | ILX | Stephenson, Winnebago | 36 min |
| Mar 23, 9:24 PM CST | Severe Thunderstorm Warning | ILX | Vermilion | 27 min |
| Apr 14, 11:27 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 33 min |
| Apr 14, 11:34 PM CDT | Severe Thunderstorm Warning | ILX | Carroll, Stephenson | 41 min |
| Apr 15, 12:05 AM CDT | Severe Thunderstorm Warning | ILX | Winnebago | 27 min |
| Apr 15, 1:29 AM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 46 min |
| Apr 15, 2:46 AM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 59 min |
| Apr 15, 3:10 AM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 65 min |
| Apr 15, 3:13 AM CDT | Severe Thunderstorm Warning | ILX | Carroll | 32 min |
| Apr 15, 3:37 AM CDT | Severe Thunderstorm Warning | ILX | Lee, Ogle | 53 min |
| Apr 15, 4:01 AM CDT | Severe Thunderstorm Warning | ILX | Winnebago | 34 min |
| Apr 15, 4:06 AM CDT | Severe Thunderstorm Warning | ILX | Menard | 39 min |
| Apr 15, 4:26 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake | 64 min |
| Apr 15, 4:37 AM CDT | Severe Thunderstorm Warning | LOT | McHenry | 68 min |
| Apr 15, 4:39 AM CDT | Severe Thunderstorm Warning | ILX | Piatt | 45 min |
| Apr 15, 4:39 AM CDT | Severe Thunderstorm Warning | ILX | Champaign | 46 min |
| Apr 15, 4:59 AM CDT | Severe Thunderstorm Warning | ILX | McLean | 61 min |
| Apr 15, 5:10 AM CDT | Severe Thunderstorm Warning | LOT | Cook | 35 min |
| Apr 15, 5:26 AM CDT | Severe Thunderstorm Warning | LSX | Bond, Madison | 44 min |
| Apr 15, 5:49 AM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 26 min |
| Apr 15, 5:53 AM CDT | Severe Thunderstorm Warning | LSX | Clinton | 52 min |
| Apr 15, 5:53 AM CDT | Severe Thunderstorm Warning | LSX | Perry | 52 min |
| Apr 15, 6:15 AM CDT | Severe Thunderstorm Warning | LSX | Effingham, Fayette | 45 min |
| Apr 15, 6:15 AM CDT | Severe Thunderstorm Warning | LSX | Marion | 45 min |
| Apr 15, 6:29 AM CDT | Severe Thunderstorm Warning | PAH | Jackson, Union | 46 min |
| Apr 15, 6:31 AM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 44 min |
| Apr 15, 6:40 AM CDT | Severe Thunderstorm Warning | PAH | Franklin, Williamson | 50 min |
| Apr 15, 6:44 AM CDT | Severe Thunderstorm Warning | IND | Clay, Jasper | 46 min |
| Apr 15, 6:59 AM CDT | Severe Thunderstorm Warning | PAH | Johnson, Saline | 61 min |
| Apr 15, 6:59 AM CDT | Severe Thunderstorm Warning | PAH | Hamilton | 61 min |
| Apr 15, 7:14 AM CDT | Severe Thunderstorm Warning | IND | Edwards, Wabash, White | 31 min |
| Apr 15, 7:14 AM CDT | Severe Thunderstorm Warning | IND | Lawrence | 31 min |
| Apr 15, 7:14 AM CDT | Severe Thunderstorm Warning | IND | Gallatin | 31 min |
| Apr 15, 7:26 AM CDT | Severe Thunderstorm Warning | PAH | Massac | 64 min |
| Apr 15, 7:26 AM CDT | Severe Thunderstorm Warning | PAH | Pope | 64 min |
| Apr 25, 4:23 PM CDT | Severe Thunderstorm Warning | ILX | Hancock | 52 min |
| Apr 25, 6:53 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 32 min |
| Apr 25, 7:56 PM CDT | Severe Thunderstorm Warning | ILX | Ogle, Winnebago | 49 min |
| Apr 25, 8:46 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 34 min |
| Apr 25, 9:02 PM CDT | Severe Thunderstorm Warning | ILX | Ogle | 43 min |
| Apr 26, 5:16 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 29 min |
| Apr 26, 5:27 PM CDT | Severe Thunderstorm Warning | LOT | Will | 33 min |
| Apr 26, 6:20 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 40 min |
| Apr 26, 6:27 PM CDT | Severe Thunderstorm Warning | LOT | Will | 33 min |
| Apr 26, 6:35 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 55 min |
| Apr 26, 6:37 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 53 min |
| Apr 26, 6:45 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Will | 45 min |
| Apr 26, 7:01 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 44 min |
| Apr 26, 7:08 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 28 min |
| Apr 26, 7:18 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Tazewell, Woodford | 42 min |
| Apr 26, 7:21 PM CDT | Severe Thunderstorm Warning | ILX | Macon | 54 min |
| Apr 26, 7:27 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 48 min |
| Apr 26, 7:45 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 30 min |
| Apr 26, 8:07 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 68 min |
| Apr 26, 8:16 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 44 min |
| Apr 26, 8:51 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Montgomery | 61 min |
| Apr 26, 8:55 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 65 min |
| Apr 26, 9:01 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 29 min |
| Apr 26, 9:08 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Douglas, Moultrie | 52 min |
| Apr 26, 9:15 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Livingston | 45 min |
| Apr 26, 9:34 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon, Sangamon | 41 min |
| Apr 26, 9:43 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 47 min |
| Apr 26, 9:54 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 66 min |
| Apr 26, 10:14 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Washington | 61 min |
| Apr 26, 10:25 PM CDT | Severe Thunderstorm Warning | ILX | Edgar, Vermilion | 30 min |
| Apr 26, 10:30 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 30 min |
| Apr 26, 10:30 PM CDT | Severe Thunderstorm Warning | LSX | Bond | 45 min |
| Apr 26, 10:39 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 51 min |
| Apr 26, 10:47 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Marion | 58 min |
| Apr 26, 11:00 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 30 min |
| Apr 26, 11:18 PM CDT | Severe Thunderstorm Warning | IND | Clay | 27 min |
| Apr 26, 11:37 PM CDT | Severe Thunderstorm Warning | IND | Jasper, Richland | 53 min |
| Apr 26, 11:41 PM CDT | Severe Thunderstorm Warning | IND | Wayne | 49 min |
| Apr 27, 12:05 AM CDT | Severe Thunderstorm Warning | IND | Crawford, Lawrence, Wabash | 40 min |
| Apr 27, 12:05 AM CDT | Severe Thunderstorm Warning | IND | Edwards | 40 min |
| Apr 27, 12:33 AM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 42 min |
| Apr 27, 12:45 AM CDT | Severe Thunderstorm Warning | IND | Clay | 30 min |
| Apr 27, 12:56 AM CDT | Severe Thunderstorm Warning | IND | Richland | 34 min |
| Apr 27, 1:06 AM CDT | Severe Thunderstorm Warning | IND | Jasper | 54 min |
| Apr 27, 1:12 AM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair | 48 min |
| Apr 27, 2:20 AM CDT | Severe Thunderstorm Warning | IND | Richland | 40 min |
| Apr 27, 2:40 AM CDT | Severe Thunderstorm Warning | LSX | Randolph | 50 min |
| Apr 27, 3:02 AM CDT | Severe Thunderstorm Warning | LSX | Perry | 43 min |
| Apr 27, 3:23 AM CDT | Severe Thunderstorm Warning | PAH | Jackson | 37 min |
| Apr 27, 3:47 AM CDT | Severe Thunderstorm Warning | PAH | Hamilton | 43 min |
| Apr 27, 4:26 AM CDT | Severe Thunderstorm Warning | IND | Edwards, Wabash, White | 64 min |
| Apr 27, 6:58 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 47 min |
| Apr 27, 7:05 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 40 min |
| Apr 28, 8:44 PM CDT | Severe Thunderstorm Warning | PAH | Massac | 31 min |
| May 23, 4:14 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 61 min |
| May 24, 3:46 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 29 min |
| May 24, 4:05 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, McDonough, Warren | 55 min |
| May 24, 4:40 PM CDT | Severe Thunderstorm Warning | ILX | Peoria | 50 min |
| May 24, 5:05 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason | 55 min |
| May 24, 5:16 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 59 min |
| May 24, 5:25 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 50 min |
| May 24, 5:46 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Menard | 28 min |
| May 24, 5:49 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason, Schuyler | 56 min |
| May 24, 6:21 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 54 min |
| May 24, 6:46 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 59 min |
| May 24, 7:41 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 34 min |
| May 25, 4:25 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 50 min |
| May 25, 4:53 PM CDT | Severe Thunderstorm Warning | ILX | Boone, Winnebago | 52 min |
| May 25, 6:17 PM CDT | Severe Thunderstorm Warning | LOT | Kendall | 28 min |
| May 25, 6:17 PM CDT | Severe Thunderstorm Warning | LOT | Will | 43 min |
| May 25, 6:30 PM CDT | Severe Thunderstorm Warning | LOT | Will | 60 min |
| May 25, 7:12 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 48 min |
| Jun 6, 6:39 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 51 min |
| Jun 7, 1:54 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 51 min |
| Jun 11, 4:34 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 56 min |
| Jun 11, 6:04 PM CDT | Severe Thunderstorm Warning | LOT | Kane, Kendall | 41 min |
| Jun 11, 6:18 PM CDT | Severe Thunderstorm Warning | LOT | Lake, McHenry | 57 min |
| Jun 12, 1:10 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 35 min |
| Jun 12, 1:56 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 49 min |
| Jun 12, 2:07 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Scott | 53 min |
| Jun 12, 3:23 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 52 min |
| Jun 12, 3:30 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Scott | 60 min |
| Jun 12, 3:30 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 29 min |
| Jun 12, 3:43 PM CDT | Severe Thunderstorm Warning | ILX | Cass | 30 min |
| Jun 12, 6:46 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 44 min |
| Jun 12, 7:23 PM CDT | Severe Thunderstorm Warning | IND | Crawford, Jasper | 67 min |
| Jun 12, 8:34 PM CDT | Severe Thunderstorm Warning | IND | Crawford | 26 min |
| Jun 12, 10:22 PM CDT | Severe Thunderstorm Warning | IND | Lawrence | 18 min |
| Jun 13, 12:48 AM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 42 min |
| Jun 13, 2:51 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 39 min |
| Jun 13, 9:37 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 53 min |
| Jun 13, 10:32 PM CDT | Severe Thunderstorm Warning | LOT | Will | 28 min |
| Jun 13, 11:03 PM CDT | Severe Thunderstorm Warning | LOT | Will | 27 min |
| Jun 14, 1:44 AM CDT | Severe Thunderstorm Warning | ILX | Carroll, Ogle | 46 min |
| Jun 14, 2:27 AM CDT | Severe Thunderstorm Warning | ILX | DeKalb, Ogle | 48 min |
| Jun 14, 3:11 AM CDT | Severe Thunderstorm Warning | LOT | Kane | 49 min |
| Jun 14, 3:24 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 36 min |
| Jun 16, 6:05 PM CDT | Severe Thunderstorm Warning | ILX | Mason | 55 min |
| Jun 17, 2:41 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 64 min |
| Jun 19, 2:52 PM CDT | Severe Thunderstorm Warning | IND | Edwards | 36 min |
| Jun 19, 8:15 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 60 min |
| Jun 19, 9:20 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 55 min |
| Jun 20, 4:32 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Montgomery | 28 min |
| Jun 20, 7:46 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard | 29 min |
| Jun 22, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 35 min |
| Jun 22, 4:47 PM CDT | Severe Thunderstorm Warning | PAH | Massac | 43 min |
| Jun 23, 1:00 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 45 min |
| Jun 23, 2:05 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 20 min |
| Jun 23, 2:07 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 68 min |
| Jun 23, 2:14 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 31 min |
| Jun 23, 2:34 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 56 min |
| Jun 23, 5:59 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 46 min |
| Jun 23, 6:15 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Montgomery | 30 min |
| Jun 23, 6:24 PM CDT | Severe Thunderstorm Warning | LSX | Bond | 51 min |
| Jun 23, 7:06 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 69 min |
| Jun 23, 7:08 PM CDT | Severe Thunderstorm Warning | ILX | Shelby | 52 min |
| Jun 25, 7:06 PM CDT | Severe Thunderstorm Warning | ILX | Hancock, McDonough, Schuyler | 54 min |
| Jun 25, 7:19 PM CDT | Severe Thunderstorm Warning | LSX | Brown | 41 min |
| Jun 25, 7:59 PM CDT | Severe Thunderstorm Warning | LSX | Brown | 31 min |
| Jun 25, 8:31 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Scott | 35 min |
| Jun 25, 9:51 PM CDT | Severe Thunderstorm Warning | ILX | Logan | 30 min |
| Jun 26, 3:04 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 56 min |
| Jun 26, 3:46 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 44 min |
| Jun 26, 4:00 PM CDT | Severe Thunderstorm Warning | ILX | Bureau, Putnam | 50 min |
| Jun 26, 4:04 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 56 min |
| Jun 26, 4:28 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 47 min |
| Jun 26, 5:19 PM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell | 41 min |
| Jun 28, 8:34 AM CDT | Severe Thunderstorm Warning | PAH | Johnson, Union | 56 min |
| Jul 1, 6:49 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 56 min |
| Jul 2, 11:15 AM CDT | Severe Thunderstorm Warning | ILX | Cass | 45 min |
| Jul 2, 11:26 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard | 49 min |
| Jul 2, 11:58 AM CDT | Severe Thunderstorm Warning | ILX | Logan, Menard, Sangamon | 62 min |
| Jul 2, 1:17 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon | 43 min |
| Jul 2, 1:23 PM CDT | Severe Thunderstorm Warning | ILX | Edgar, Vermilion | 51 min |
| Jul 2, 1:30 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Douglas | 60 min |
| Jul 2, 2:01 PM CDT | Severe Thunderstorm Warning | ILX | Piatt | 29 min |
| Jul 2, 5:33 PM CDT | Severe Thunderstorm Warning | IND | Lawrence, Richland | 57 min |
| Jul 4, 4:45 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 45 min |
| Jul 4, 5:31 PM CDT | Severe Thunderstorm Warning | LOT | Will | 29 min |
| Jul 5, 3:45 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 45 min |
| Jul 5, 4:09 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 38 min |
| Jul 6, 1:28 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 47 min |
| Jul 6, 2:16 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 27 min |
| Jul 6, 2:40 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 65 min |
| Jul 6, 3:24 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 66 min |
| Jul 6, 3:52 PM CDT | Severe Thunderstorm Warning | LOT | Grundy | 38 min |
| Jul 6, 4:53 PM CDT | Severe Thunderstorm Warning | LOT | Will | 37 min |
| Jul 7, 12:52 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall | 53 min |
| Jul 7, 1:11 PM CDT | Severe Thunderstorm Warning | LOT | Will | 34 min |
| Jul 12, 3:02 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 28 min |
| Jul 19, 6:36 AM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox | 69 min |
| Jul 19, 9:48 AM CDT | Severe Thunderstorm Warning | ILX | Douglas, Moultrie, Piatt | 27 min |
| Jul 19, 9:48 AM CDT | Severe Thunderstorm Warning | ILX | Champaign | 27 min |
| Jul 19, 2:27 PM CDT | Severe Thunderstorm Warning | IND | White | 28 min |
| Jul 19, 2:51 PM CDT | Severe Thunderstorm Warning | IND | Gallatin | 39 min |
| Jul 19, 3:32 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 58 min |
| Jul 19, 3:41 PM CDT | Severe Thunderstorm Warning | PAH | Pope, Saline | 49 min |
| Jul 19, 4:18 PM CDT | Severe Thunderstorm Warning | ILX | Lee, Ogle | 42 min |
| Jul 19, 4:33 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 57 min |
| Jul 19, 6:08 PM CDT | Severe Thunderstorm Warning | LOT | Will | 22 min |
| Jul 19, 6:08 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 67 min |
| Jul 20, 2:48 PM CDT | Severe Thunderstorm Warning | ILX | McDonough, Warren | 42 min |
| Jul 20, 3:09 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 66 min |
| Jul 20, 4:02 PM CDT | Severe Thunderstorm Warning | LOT | Will | 38 min |
| Jul 20, 4:38 PM CDT | Severe Thunderstorm Warning | ILX | Fulton | 67 min |
| Jul 20, 4:57 PM CDT | Severe Thunderstorm Warning | ILX | Mason | 48 min |
| Jul 20, 5:17 PM CDT | Severe Thunderstorm Warning | ILX | Cass | 29 min |
| Jul 20, 5:17 PM CDT | Severe Thunderstorm Warning | ILX | Menard | 43 min |
| Jul 20, 5:17 PM CDT | Severe Thunderstorm Warning | ILX | Morgan | 43 min |
| Jul 20, 5:29 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 46 min |
| Jul 20, 6:13 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Sangamon | 32 min |
| Jul 20, 6:38 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 67 min |
| Jul 21, 5:50 PM CDT | Severe Thunderstorm Warning | LOT | Kendall, LaSalle | 40 min |
| Jul 21, 5:50 PM CDT | Severe Thunderstorm Warning | LOT | Kane | 40 min |
| Jul 21, 5:54 PM CDT | Severe Thunderstorm Warning | ILX | DeKalb | 31 min |
| Jul 21, 6:13 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 57 min |
| Aug 1, 5:21 PM CDT | Severe Thunderstorm Warning | ILX | Bureau | 36 min |
| Aug 1, 5:34 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 41 min |
| Aug 3, 3:06 PM CDT | Severe Thunderstorm Warning | ILX | Bureau | 39 min |
| Aug 3, 3:46 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 29 min |
| Aug 8, 3:56 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 49 min |
| Aug 8, 5:25 PM CDT | Severe Thunderstorm Warning | ILX | Piatt | 50 min |
| Aug 8, 6:10 PM CDT | Severe Thunderstorm Warning | ILX | Edgar | 50 min |
| Aug 8, 6:14 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Piatt | 30 min |
| Aug 8, 6:37 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Piatt | 53 min |
| Aug 8, 6:50 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 40 min |
| Aug 8, 7:36 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Moultrie, Shelby | 39 min |
| Aug 8, 7:56 PM CDT | Severe Thunderstorm Warning | IND | Crawford | 34 min |
| Aug 8, 8:24 PM CDT | Severe Thunderstorm Warning | ILX | Douglas | 43 min |
| Aug 8, 8:24 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Edgar | 51 min |
| Aug 8, 8:48 PM CDT | Severe Thunderstorm Warning | IND | Crawford | 42 min |
| Aug 8, 10:32 PM CDT | Severe Thunderstorm Warning | LSX | Effingham | 58 min |
| Aug 9, 1:29 AM CDT | Severe Thunderstorm Warning | PAH | Jackson, Williamson | 46 min |
| Aug 9, 2:19 AM CDT | Severe Thunderstorm Warning | PAH | Massac | 41 min |
| Aug 11, 2:29 PM CDT | Severe Thunderstorm Warning | IND | Gallatin | 46 min |
| Aug 13, 6:14 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 44 min |
| Aug 13, 7:18 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas, Edgar, Vermilion | 42 min |
| Aug 18, 8:23 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 37 min |
| Aug 18, 9:30 PM CDT | Severe Thunderstorm Warning | ILX | Boone, DeKalb, Ogle, Winnebago | 45 min |
| Aug 18, 11:21 PM CDT | Severe Thunderstorm Warning | ILX | Boone, Winnebago | 40 min |
| Aug 19, 3:31 PM CDT | Severe Thunderstorm Warning | ILX | Stephenson | 29 min |
| Aug 19, 3:52 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 38 min |
| Aug 19, 4:08 PM CDT | Severe Thunderstorm Warning | ILX | Winnebago | 52 min |
| Aug 19, 4:08 PM CDT | Severe Thunderstorm Warning | ILX | Jo Daviess | 52 min |
| Aug 19, 4:31 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 29 min |
| Aug 19, 5:16 PM CDT | Severe Thunderstorm Warning | ILX | Carroll, Ogle | 44 min |
| Aug 19, 5:48 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 57 min |
| Aug 19, 6:05 PM CDT | Severe Thunderstorm Warning | LOT | Kane, Kendall | 40 min |
| Aug 19, 7:04 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Rock Island | 56 min |
| Aug 19, 7:47 PM CDT | Severe Thunderstorm Warning | ILX | Bureau | 43 min |
| Aug 19, 8:45 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 45 min |
| Aug 25, 1:30 PM CDT | Severe Thunderstorm Warning | ILX | Henderson, Warren | 35 min |
| Aug 28, 3:07 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 53 min |
| Aug 28, 5:41 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 49 min |
| Aug 28, 6:17 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Marion | 43 min |
| Aug 28, 7:00 PM CDT | Severe Thunderstorm Warning | LSX | Perry | 45 min |
| Sep 9, 2:45 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 45 min |
| Sep 25, 5:14 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Sangamon | 40 min |
| Nov 5, 3:37 PM CST | Severe Thunderstorm Warning | LSX | Jersey | 38 min |
| Nov 5, 3:46 PM CST | Severe Thunderstorm Warning | LSX | Macoupin, Madison | 29 min |
| Nov 5, 4:14 PM CST | Severe Thunderstorm Warning | LSX | Macoupin | 31 min |
| Nov 20, 6:51 PM CST | Severe Thunderstorm Warning | LSX | Macoupin | 54 min |
| Nov 20, 6:57 PM CST | Severe Thunderstorm Warning | LSX | Madison | 48 min |
| Nov 20, 7:35 PM CST | Severe Thunderstorm Warning | LSX | Montgomery | 55 min |
| Nov 20, 7:44 PM CST | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 36 min |
| Nov 20, 7:45 PM CST | Severe Thunderstorm Warning | LSX | Bond | 45 min |
| Nov 20, 7:55 PM CST | Severe Thunderstorm Warning | LSX | Washington | 35 min |
| Nov 21, 12:53 AM CST | Severe Thunderstorm Warning | ILX | Christian, Sangamon | 52 min |
| Nov 27, 12:12 PM CST | Severe Thunderstorm Warning | LSX | Madison | 37 min |
| Nov 27, 12:21 PM CST | Severe Thunderstorm Warning | LSX | Macoupin | 37 min |
| Nov 27, 12:21 PM CST | Severe Thunderstorm Warning | LSX | Montgomery | 54 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Will County17
- Cook County13
- Sangamon County9
- Winnebago County8
- Jo Daviess County8
- Whiteside County8
- Ogle County8
- Menard County8
- McLean County7
- Madison County7
- Iroquois County7
- Christian County7
- Macoupin County7
- Piatt County6
- Champaign County6
- Livingston County6
- Cass County6
- Rock Island County5
- Ford County5
- Clinton County5
- Adams County5
- Macon County5
- Montgomery County5
- Douglas County5
- Edgar County5
- Crawford County5
- Fulton County5
- Logan County5
- Kendall County5
- Vermilion County4
- Carroll County4
- Lake County4
- Bond County4
- Fayette County4
- Marion County4
- Jasper County4
- Edwards County4
- Lawrence County4
- Massac County4
- Woodford County4
54 more counties
- Grundy County4
- Saint Clair County4
- Richland County4
- Mason County4
- Kane County4
- Pike County4
- LaSalle County4
- Bureau County4
- Stephenson County3
- Perry County3
- Jackson County3
- Jefferson County3
- Clay County3
- Wabash County3
- White County3
- Gallatin County3
- Tazewell County3
- Coles County3
- Moultrie County3
- McDonough County3
- Warren County3
- Boone County3
- Kankakee County3
- Scott County3
- Shelby County3
- DeKalb County3
- Marshall County3
- Lee County2
- McHenry County2
- Effingham County2
- Union County2
- Williamson County2
- Johnson County2
- Saline County2
- Hamilton County2
- Pope County2
- Hancock County2
- Jersey County2
- Randolph County2
- Washington County2
- Monroe County2
- Peoria County2
- Schuyler County2
- Greene County2
- Morgan County2
- Brown County2
- Clark County2
- Franklin County1
- Calhoun County1
- Wayne County1
- Putnam County1
- Knox County1
- Henry County1
- Henderson County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19931995
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. Rebuilt daily.