Weather alerts in Illinois, 1991
323 weather alerts in 1991, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered any part of the state, so the counties below add up to more than the state.
Weather alerts by county
Each county as a circle sized by its count in 1991. Tap one for its archive.
- Alerts
- 323
- Warnings
- 323
- Watches
- 0
- Advisories
- 0
- Busiest month
- May93 alerts
- Busiest day
- March 27, 199142 alerts
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 |
|---|---|---|---|---|
| Feb 13, 5:07 PM CST | Tornado Warning | PAH | Alexander, Pulaski | 38 min |
| Mar 12, 5:19 PM CST | Severe Thunderstorm Warning | LSX | Pike | 41 min |
| Mar 12, 5:34 PM CST | Tornado Warning | LSX | Pike | 41 min |
| Mar 17, 4:20 PM CST | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 25 min |
| Mar 17, 4:20 PM CST | Severe Thunderstorm Warning | LSX | Madison | 25 min |
| Mar 21, 3:22 PM CST | Severe Thunderstorm Warning | LSX | Randolph | 38 min |
| Mar 21, 3:31 PM CST | Severe Thunderstorm Warning | LSX | Madison | 44 min |
| Mar 21, 10:44 PM CST | Severe Thunderstorm Warning | IND | Crawford | 31 min |
| Mar 22, 3:18 PM CST | Severe Thunderstorm Warning | PAH | Jackson | 27 min |
| Mar 22, 8:25 PM CST | Severe Thunderstorm Warning | DVN | Henry, Whiteside | 65 min |
| Mar 22, 8:25 PM CST | Severe Thunderstorm Warning | DVN | Rock Island | 45 min |
| Mar 22, 8:30 PM CST | Severe Thunderstorm Warning | ILX | Knox, Warren | 25 min |
| Mar 22, 9:15 PM CST | Severe Thunderstorm Warning | DVN | Jo Daviess | 60 min |
| Mar 22, 9:47 PM CST | Severe Thunderstorm Warning | ILX | McLean | 33 min |
| Mar 22, 9:49 PM CST | Tornado Warning | ILX | Bureau, Stark | 31 min |
| Mar 22, 9:59 PM CST | Severe Thunderstorm Warning | LOT | Livingston | 61 min |
| Mar 22, 10:23 PM CST | Severe Thunderstorm Warning | LOT | Grundy, Kankakee, Will | 52 min |
| Mar 22, 11:01 PM CST | Tornado Warning | LOT | Kankakee, Will | 44 min |
| Mar 22, 11:33 PM CST | Tornado Warning | ILX | Vermilion | 32 min |
| Mar 26, 9:15 PM CST | Severe Thunderstorm Warning | ILX | Hancock | 60 min |
| Mar 26, 9:15 PM CST | Severe Thunderstorm Warning | ILX | McDonough | 105 min |
| Mar 26, 10:25 PM CST | Severe Thunderstorm Warning | ILX | Fulton | 65 min |
| Mar 26, 10:36 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 2 hr |
| Mar 26, 11:04 PM CST | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 56 min |
| Mar 26, 11:32 PM CST | Severe Thunderstorm Warning | ILX | Marshall | 58 min |
| Mar 26, 11:48 PM CST | Severe Thunderstorm Warning | LOT | Grundy, LaSalle | 42 min |
| Mar 26, 11:48 PM CST | Severe Thunderstorm Warning | LOT | Livingston | 57 min |
| Mar 26, 11:48 PM CST | Severe Thunderstorm Warning | LOT | Will | 57 min |
| Mar 26, 11:55 PM CST | Severe Thunderstorm Warning | ILX | Knox, Warren | 65 min |
| Mar 27, 12:24 AM CST | Severe Thunderstorm Warning | DVN | Henry | 36 min |
| Mar 27, 12:32 AM CST | Severe Thunderstorm Warning | ILX | Bureau | 28 min |
| Mar 27, 1:00 AM CST | Severe Thunderstorm Warning | LOT | Grundy, LaSalle, Livingston | 60 min |
| Mar 27, 2:17 AM CST | Severe Thunderstorm Warning | LOT | Cook, Will | 43 min |
| Mar 27, 5:48 AM CST | Severe Thunderstorm Warning | DVN | Henry | 27 min |
| Mar 27, 7:41 AM CST | Severe Thunderstorm Warning | LOT | Cook, Lake | 34 min |
| Mar 27, 7:45 AM CST | Tornado Warning | LOT | Cook, Lake | 30 min |
| Mar 27, 12:09 PM CST | Severe Thunderstorm Warning | ILX | Henderson, Warren | 66 min |
| Mar 27, 12:51 PM CST | Severe Thunderstorm Warning | DVN | Henry, Whiteside | 69 min |
| Mar 27, 1:04 PM CST | Severe Thunderstorm Warning | ILX | Carroll, Stephenson | 26 min |
| Mar 27, 1:26 PM CST | Severe Thunderstorm Warning | DVN | Henry | 54 min |
| Mar 27, 1:26 PM CST | Severe Thunderstorm Warning | DVN | Mercer | 64 min |
| Mar 27, 1:31 PM CST | Severe Thunderstorm Warning | ILX | Lee, Ogle, Stephenson, Winnebago | 44 min |
| Mar 27, 1:46 PM CST | Tornado Warning | ILX | Ogle, Winnebago | 44 min |
| Mar 27, 2:07 PM CST | Severe Thunderstorm Warning | ILX | Boone | 53 min |
| Mar 27, 2:07 PM CST | Severe Thunderstorm Warning | ILX | Lee | 53 min |
| Mar 27, 2:13 PM CST | Severe Thunderstorm Warning | LOT | McHenry | 62 min |
| Mar 27, 2:25 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 35 min |
| Mar 27, 2:30 PM CST | Tornado Warning | ILX | Lee, Ogle | 30 min |
| Mar 27, 2:30 PM CST | Tornado Warning | ILX | Boone, Winnebago | 30 min |
| Mar 27, 2:32 PM CST | Tornado Warning | LOT | LaSalle | 28 min |
| Mar 27, 2:44 PM CST | Severe Thunderstorm Warning | ILX | Marshall, Putnam | 31 min |
| Mar 27, 3:00 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 30 min |
| Mar 27, 3:00 PM CST | Tornado Warning | LOT | Grundy, Kendall, LaSalle | 45 min |
| Mar 27, 3:04 PM CST | Severe Thunderstorm Warning | LOT | Lake | 26 min |
| Mar 27, 3:13 PM CST | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 22 min |
| Mar 27, 3:18 PM CST | Severe Thunderstorm Warning | ILX | DeKalb | 27 min |
| Mar 27, 3:23 PM CST | Severe Thunderstorm Warning | LOT | Cook, Lake | 52 min |
| Mar 27, 3:33 PM CST | Tornado Warning | LOT | DuPage, Will | 42 min |
| Mar 27, 3:53 PM CST | Tornado Warning | LOT | Grundy, Kendall, LaSalle | 52 min |
| Mar 27, 4:07 PM CST | Tornado Warning | LOT | Cook | 28 min |
| Mar 27, 4:09 PM CST | Tornado Warning | LOT | Kankakee, Will | 36 min |
| Apr 8, 3:43 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 62 min |
| Apr 9, 3:40 AM CDT | Severe Thunderstorm Warning | PAH | Union | 35 min |
| Apr 9, 4:18 AM CDT | Severe Thunderstorm Warning | PAH | Union | 42 min |
| Apr 9, 4:56 AM CDT | Severe Thunderstorm Warning | PAH | Johnson | 34 min |
| Apr 23, 1:44 PM CDT | Severe Thunderstorm Warning | LOT | DuPage, Kane | 46 min |
| Apr 28, 3:06 AM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene | 69 min |
| Apr 28, 3:42 AM CDT | Severe Thunderstorm Warning | ILX | Morgan | 48 min |
| Apr 28, 5:12 AM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 33 min |
| Apr 28, 5:31 AM CDT | Severe Thunderstorm Warning | ILX | Macon | 59 min |
| Apr 28, 6:12 AM CDT | Severe Thunderstorm Warning | ILX | DeWitt | 48 min |
| Apr 28, 6:34 AM CDT | Severe Thunderstorm Warning | ILX | Piatt | 41 min |
| Apr 29, 7:04 PM CDT | Tornado Warning | ILX | McLean, Woodford | 26 min |
| Apr 29, 7:23 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 67 min |
| Apr 29, 7:29 PM CDT | Tornado Warning | LOT | LaSalle | 61 min |
| Apr 29, 7:33 PM CDT | Tornado Warning | ILX | McLean, Woodford | 27 min |
| Apr 29, 7:40 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon | 65 min |
| Apr 29, 7:40 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt | 65 min |
| Apr 29, 7:41 PM CDT | Tornado Warning | ILX | DeKalb, Lee | 34 min |
| Apr 29, 7:58 PM CDT | Tornado Warning | ILX | Boone | 32 min |
| Apr 29, 8:02 PM CDT | Tornado Warning | ILX | McLean | 58 min |
| Apr 29, 8:03 PM CDT | Tornado Warning | LOT | Grundy, Kendall | 57 min |
| Apr 29, 8:03 PM CDT | Tornado Warning | LOT | Kane | 57 min |
| Apr 29, 8:15 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Livingston | 60 min |
| Apr 29, 8:15 PM CDT | Severe Thunderstorm Warning | LOT | Kendall | 60 min |
| Apr 29, 8:15 PM CDT | Severe Thunderstorm Warning | LOT | McHenry | 60 min |
| Apr 29, 8:31 PM CDT | Tornado Warning | ILX | DeWitt, Piatt | 44 min |
| Apr 29, 8:37 PM CDT | Tornado Warning | LOT | McHenry | 68 min |
| May 4, 6:48 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 42 min |
| May 4, 6:55 PM CDT | Severe Thunderstorm Warning | ILX | Hancock | 65 min |
| May 4, 7:30 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 30 min |
| May 4, 7:54 PM CDT | Severe Thunderstorm Warning | LSX | Brown | 36 min |
| May 4, 7:58 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 62 min |
| May 4, 8:19 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 56 min |
| May 4, 8:20 PM CDT | Severe Thunderstorm Warning | LSX | Pike, Scott | 40 min |
| May 4, 9:08 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 37 min |
| May 4, 9:30 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Sangamon | 60 min |
| May 4, 9:30 PM CDT | Severe Thunderstorm Warning | ILX | Menard | 60 min |
| May 5, 4:25 AM CDT | Flash Flood Warning | ILX | Morgan, Sangamon | 3 hr |
| May 5, 5:10 PM CDT | Severe Thunderstorm Warning | LOT | Kane, Kendall | 35 min |
| May 5, 5:25 PM CDT | Tornado Warning | LOT | Cook, DuPage | 50 min |
| May 5, 5:37 PM CDT | Tornado Warning | LOT | Lake | 53 min |
| May 5, 6:04 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 41 min |
| May 10, 4:10 PM CDT | Tornado Warning | LSX | Saint Clair, Washington | 41 min |
| May 11, 5:16 PM CDT | Flash Flood Warning | LOT | Iroquois | 3 hr |
| May 14, 7:49 AM CDT | Severe Thunderstorm Warning | LOT | Grundy | 56 min |
| May 14, 10:38 AM CDT | Tornado Warning | ILX | Tazewell | 67 min |
| May 14, 11:12 AM CDT | Tornado Warning | ILX | DeWitt, Macon | 63 min |
| May 14, 11:14 AM CDT | Tornado Warning | ILX | McLean | 61 min |
| May 14, 12:15 PM CDT | Tornado Warning | ILX | McLean | 35 min |
| May 14, 12:16 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Macon | 59 min |
| May 14, 12:33 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 57 min |
| May 14, 1:20 PM CDT | Tornado Warning | ILX | Coles, Douglas, Moultrie | 25 min |
| May 14, 2:00 PM CDT | Tornado Warning | ILX | Coles, Douglas, Edgar | 45 min |
| May 14, 2:48 PM CDT | Tornado Warning | ILX | Clark | 27 min |
| May 14, 3:00 PM CDT | Severe Thunderstorm Warning | ILX | Bureau | 60 min |
| May 14, 3:23 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 67 min |
| May 14, 3:23 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 67 min |
| May 14, 4:46 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Montgomery, Sangamon | 44 min |
| May 14, 5:48 PM CDT | Severe Thunderstorm Warning | IND | White | 57 min |
| May 14, 5:48 PM CDT | Severe Thunderstorm Warning | IND | Wayne | 41 min |
| May 14, 5:53 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin, Montgomery | 52 min |
| May 14, 6:04 PM CDT | Severe Thunderstorm Warning | IND | Edwards | 41 min |
| May 14, 7:15 PM CDT | Severe Thunderstorm Warning | ILX | Hancock, McDonough | 60 min |
| May 16, 1:42 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 48 min |
| May 16, 2:17 PM CDT | Tornado Warning | ILX | Champaign | 28 min |
| May 16, 2:19 PM CDT | Tornado Warning | ILX | McLean | 26 min |
| May 16, 2:51 PM CDT | Tornado Warning | ILX | McLean | 54 min |
| May 16, 3:41 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 49 min |
| May 16, 4:08 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 37 min |
| May 17, 1:24 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 66 min |
| May 17, 2:08 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 67 min |
| May 17, 2:17 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 58 min |
| May 17, 3:50 PM CDT | Severe Thunderstorm Warning | IND | White | 40 min |
| May 17, 4:48 PM CDT | Tornado Warning | DVN | Rock Island | 27 min |
| May 17, 5:02 PM CDT | Tornado Warning | DVN | Rock Island | 28 min |
| May 17, 5:11 PM CDT | Severe Thunderstorm Warning | IND | Gallatin | 49 min |
| May 17, 5:40 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Rock Island, Whiteside | 50 min |
| May 17, 5:42 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 63 min |
| May 17, 6:03 PM CDT | Severe Thunderstorm Warning | ILX | Bureau | 57 min |
| May 17, 6:05 PM CDT | Flash Flood Warning | IND | Gallatin | 55 min |
| May 17, 6:41 PM CDT | Severe Thunderstorm Warning | ILX | Hancock, Henderson | 64 min |
| May 17, 6:55 PM CDT | Severe Thunderstorm Warning | ILX | Bureau | 65 min |
| May 17, 7:06 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 54 min |
| May 17, 7:26 PM CDT | Severe Thunderstorm Warning | ILX | Putnam | 64 min |
| May 17, 7:31 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 44 min |
| May 17, 7:38 PM CDT | Severe Thunderstorm Warning | ILX | McDonough, Warren | 67 min |
| May 17, 7:56 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 34 min |
| May 17, 8:05 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Livingston | 55 min |
| May 17, 8:11 PM CDT | Tornado Warning | ILX | Fulton, Knox, Peoria | 64 min |
| May 17, 8:50 PM CDT | Tornado Warning | ILX | Fulton, Peoria | 55 min |
| May 17, 9:10 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 65 min |
| May 17, 9:24 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Mason, Tazewell, Woodford | 66 min |
| May 17, 9:28 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard | 47 min |
| May 17, 9:56 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Sangamon | 49 min |
| May 17, 10:41 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Macon, Piatt | 49 min |
| May 17, 10:48 PM CDT | Tornado Warning | ILX | Macon | 42 min |
| May 17, 11:09 PM CDT | Tornado Warning | ILX | Mason | 66 min |
| May 17, 11:11 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas | 49 min |
| May 17, 11:11 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Moultrie | 49 min |
| May 18, 3:34 PM CDT | Tornado Warning | LSX | Adams, Brown, Pike | 56 min |
| May 22, 6:15 PM CDT | Tornado Warning | LOT | Will | 45 min |
| May 22, 6:33 PM CDT | Tornado Warning | LOT | Cook, DuPage | 42 min |
| May 23, 5:36 PM CDT | Tornado Warning | LOT | DuPage | 39 min |
| May 25, 6:21 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 60 min |
| May 30, 6:07 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 38 min |
| May 30, 7:10 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 65 min |
| May 30, 7:15 PM CDT | Severe Thunderstorm Warning | ILX | McDonough, Schuyler | 60 min |
| May 30, 7:26 PM CDT | Severe Thunderstorm Warning | ILX | DeKalb, Lee | 49 min |
| May 30, 8:20 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 40 min |
| May 30, 8:54 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 51 min |
| May 30, 10:03 PM CDT | Flash Flood Warning | LOT | LaSalle | 3 hr |
| May 31, 3:27 PM CDT | Tornado Warning | DVN | Henry, Rock Island | 33 min |
| May 31, 3:32 PM CDT | Severe Thunderstorm Warning | LOT | Kane | 58 min |
| May 31, 3:39 PM CDT | Severe Thunderstorm Warning | ILX | DeKalb | 61 min |
| May 31, 3:39 PM CDT | Severe Thunderstorm Warning | ILX | Boone | 51 min |
| May 31, 4:16 PM CDT | Severe Thunderstorm Warning | ILX | Bureau | 59 min |
| May 31, 4:23 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Kane | 67 min |
| May 31, 5:24 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 66 min |
| May 31, 5:55 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 65 min |
| May 31, 6:39 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Peoria, Tazewell | 51 min |
| May 31, 7:44 PM CDT | Tornado Warning | ILX | McLean | 31 min |
| May 31, 7:46 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 59 min |
| May 31, 7:54 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard | 66 min |
| May 31, 7:54 PM CDT | Severe Thunderstorm Warning | ILX | Logan | 66 min |
| Jun 1, 6:35 PM CDT | Severe Thunderstorm Warning | PAH | Saline | 25 min |
| Jun 1, 9:14 PM CDT | Tornado Warning | ILX | DeKalb | 31 min |
| Jun 13, 8:20 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 40 min |
| Jun 13, 8:51 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 39 min |
| Jun 13, 8:51 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 54 min |
| Jun 15, 1:50 AM CDT | Severe Thunderstorm Warning | ILX | Fulton | 14 hr |
| Jun 15, 3:01 PM CDT | Severe Thunderstorm Warning | ILX | McDonough | 59 min |
| Jun 15, 3:02 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee, Will | 58 min |
| Jun 15, 3:50 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 55 min |
| Jun 15, 6:41 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Pike | 49 min |
| Jun 15, 7:08 PM CDT | Severe Thunderstorm Warning | LSX | Jersey | 52 min |
| Jun 15, 7:34 PM CDT | Tornado Warning | LSX | Bond, Madison | 41 min |
| Jun 15, 8:10 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 50 min |
| Jun 15, 8:49 PM CDT | Severe Thunderstorm Warning | LSX | Bond | 41 min |
| Jun 15, 9:02 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 43 min |
| Jun 15, 9:23 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 52 min |
| Jun 15, 9:35 PM CDT | Severe Thunderstorm Warning | LSX | Marion, Washington | 55 min |
| Jun 15, 11:01 PM CDT | Severe Thunderstorm Warning | PAH | Hamilton | 59 min |
| Jun 15, 11:16 PM CDT | Severe Thunderstorm Warning | IND | Wayne, White | 44 min |
| Jul 1, 5:44 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, Macon | 61 min |
| Jul 1, 6:17 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon, Sangamon | 43 min |
| Jul 1, 6:33 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 57 min |
| Jul 1, 6:33 PM CDT | Severe Thunderstorm Warning | ILX | Douglas, Moultrie, Piatt | 57 min |
| Jul 1, 6:33 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 57 min |
| Jul 1, 7:20 PM CDT | Severe Thunderstorm Warning | ILX | Montgomery, Shelby | 40 min |
| Jul 2, 12:02 PM CDT | Severe Thunderstorm Warning | PAH | Johnson | 43 min |
| Jul 2, 12:12 PM CDT | Severe Thunderstorm Warning | LSX | Perry | 33 min |
| Jul 3, 3:22 PM CDT | Severe Thunderstorm Warning | LOT | Kane | 38 min |
| Jul 3, 3:38 PM CDT | Severe Thunderstorm Warning | LOT | Kane, Kendall | 52 min |
| Jul 3, 4:05 PM CDT | Severe Thunderstorm Warning | LOT | DuPage | 55 min |
| Jul 3, 6:57 PM CDT | Severe Thunderstorm Warning | PAH | Alexander | 40 min |
| Jul 5, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 35 min |
| Jul 5, 4:31 PM CDT | Severe Thunderstorm Warning | LSX | Perry | 44 min |
| Jul 5, 4:31 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson | 39 min |
| Jul 5, 5:45 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 40 min |
| Jul 5, 7:03 PM CDT | Tornado Warning | ILX | Douglas, Moultrie, Piatt | 27 min |
| Jul 7, 4:07 AM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 53 min |
| Jul 7, 5:32 AM CDT | Severe Thunderstorm Warning | ILX | DeKalb, Ogle | 43 min |
| Jul 7, 3:56 PM CDT | Severe Thunderstorm Warning | LOT | McHenry | 49 min |
| Jul 7, 4:03 PM CDT | Tornado Warning | ILX | Boone | 19 min |
| Jul 7, 4:20 PM CDT | Severe Thunderstorm Warning | ILX | DeKalb, Lee | 40 min |
| Jul 7, 4:49 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Will | 41 min |
| Jul 7, 5:06 PM CDT | Tornado Warning | LOT | Will | 54 min |
| Jul 7, 5:11 PM CDT | Severe Thunderstorm Warning | LOT | Kendall | 34 min |
| Jul 7, 5:27 PM CDT | Severe Thunderstorm Warning | LOT | Grundy | 33 min |
| Jul 7, 5:41 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 49 min |
| Jul 7, 6:59 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 31 min |
| Jul 7, 7:29 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 46 min |
| Jul 7, 9:05 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 55 min |
| Jul 7, 10:28 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 32 min |
| Jul 9, 4:54 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Pike | 36 min |
| Jul 10, 4:32 PM CDT | Tornado Warning | ILX | Macon, Moultrie | 28 min |
| Aug 3, 1:40 AM CDT | Severe Thunderstorm Warning | LOT | Grundy | 35 min |
| Aug 3, 3:38 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 52 min |
| Aug 3, 4:09 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 51 min |
| Aug 3, 5:06 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 54 min |
| Aug 3, 5:10 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Perry | 50 min |
| Aug 3, 6:56 PM CDT | Tornado Warning | IND | Lawrence, Richland | 34 min |
| Aug 8, 5:12 PM CDT | Severe Thunderstorm Warning | LSX | Clinton | 48 min |
| Aug 8, 5:15 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 45 min |
| Aug 8, 5:34 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair, Washington | 41 min |
| Aug 8, 6:04 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 41 min |
| Aug 8, 7:13 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 47 min |
| Aug 8, 7:51 PM CDT | Severe Thunderstorm Warning | LSX | Perry | 54 min |
| Aug 8, 8:06 PM CDT | Severe Thunderstorm Warning | PAH | Jackson | 54 min |
| Aug 14, 2:24 PM CDT | Severe Thunderstorm Warning | IND | Richland, Wayne | 36 min |
| Aug 14, 4:21 PM CDT | Severe Thunderstorm Warning | PAH | Williamson | 39 min |
| Aug 18, 12:13 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Sangamon | 62 min |
| Aug 18, 6:07 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 53 min |
| Aug 18, 8:39 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 51 min |
| Aug 31, 6:02 PM CDT | Tornado Warning | IND | Wabash | 28 min |
| Sep 2, 3:13 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey | 32 min |
| Sep 2, 5:48 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 57 min |
| Sep 9, 6:04 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 56 min |
| Sep 9, 6:29 PM CDT | Severe Thunderstorm Warning | ILX | Lee | 31 min |
| Sep 9, 6:43 PM CDT | Severe Thunderstorm Warning | ILX | Ogle, Winnebago | 47 min |
| Sep 9, 7:23 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 52 min |
| Sep 9, 7:28 PM CDT | Severe Thunderstorm Warning | ILX | Ogle, Winnebago | 32 min |
| Sep 9, 7:55 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Mercer | 65 min |
| Sep 9, 9:35 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall | 40 min |
| Sep 9, 10:21 PM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell | 39 min |
| Sep 9, 10:36 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 54 min |
| Sep 9, 11:03 PM CDT | Severe Thunderstorm Warning | LOT | Ford | 57 min |
| Sep 9, 11:40 PM CDT | Severe Thunderstorm Warning | LOT | Ford | 35 min |
| Sep 12, 6:15 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island, Whiteside | 60 min |
| Sep 12, 6:38 PM CDT | Severe Thunderstorm Warning | ILX | Carroll | 52 min |
| Sep 12, 7:39 PM CDT | Severe Thunderstorm Warning | ILX | Ogle, Winnebago | 21 min |
| Oct 2, 6:24 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, McDonough | 51 min |
| Oct 3, 9:49 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 41 min |
| Oct 4, 8:37 AM CDT | Severe Thunderstorm Warning | LSX | Adams | 38 min |
| Oct 4, 9:09 AM CDT | Severe Thunderstorm Warning | LSX | Brown, Pike | 51 min |
| Oct 4, 4:12 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 48 min |
| Oct 4, 4:36 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Schuyler | 54 min |
| Oct 4, 4:56 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 49 min |
| Oct 4, 5:16 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 59 min |
| Oct 4, 5:23 PM CDT | Severe Thunderstorm Warning | LSX | Scott | 44 min |
| Oct 4, 5:31 PM CDT | Severe Thunderstorm Warning | ILX | Mason, Tazewell | 59 min |
| Oct 4, 5:41 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 57 min |
| Oct 4, 5:41 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey | 57 min |
| Oct 4, 5:43 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 62 min |
| Oct 4, 5:43 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 47 min |
| Oct 4, 6:06 PM CDT | Severe Thunderstorm Warning | LOT | DuPage | 24 min |
| Oct 4, 6:13 PM CDT | Tornado Warning | ILX | McLean, Tazewell | 32 min |
| Oct 4, 6:46 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon, Montgomery | 59 min |
| Oct 4, 6:46 PM CDT | Severe Thunderstorm Warning | ILX | Macoupin | 59 min |
| Oct 4, 6:46 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt | 59 min |
| Oct 4, 6:50 PM CDT | Tornado Warning | ILX | McLean | 25 min |
| Oct 4, 6:53 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 57 min |
| Oct 4, 7:10 PM CDT | Severe Thunderstorm Warning | LOT | Ford | 65 min |
| Oct 4, 7:30 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois, Kankakee | 60 min |
| Oct 4, 7:47 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Piatt | 58 min |
| Oct 4, 7:47 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Moultrie | 58 min |
| Oct 4, 7:56 PM CDT | Severe Thunderstorm Warning | LOT | Will | 64 min |
| Oct 23, 2:12 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, McDonough | 63 min |
| Oct 23, 2:40 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 50 min |
| Oct 23, 4:09 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 66 min |
| Oct 23, 4:43 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 62 min |
| Oct 23, 4:54 PM CDT | Severe Thunderstorm Warning | DVN | Mercer, Rock Island | 66 min |
| Oct 24, 6:12 PM CDT | Tornado Warning | ILX | Carroll, Stephenson | 33 min |
| Nov 19, 2:44 PM CST | Severe Thunderstorm Warning | LOT | Cook, Will | 31 min |
| Nov 19, 6:58 PM CST | Flash Flood Warning | IND | Wabash, White | 2 hr |
| Nov 29, 10:30 PM CST | Severe Thunderstorm Warning | LSX | Clinton, Washington | 45 min |
| Nov 29, 10:43 PM CST | Severe Thunderstorm Warning | LSX | Perry, Randolph | 47 min |
| Nov 29, 10:53 PM CST | Severe Thunderstorm Warning | LSX | Effingham, Fayette, Marion | 52 min |
| Nov 29, 11:15 PM CST | Severe Thunderstorm Warning | LSX | Jefferson, Washington | 45 min |
| Nov 29, 11:31 PM CST | Severe Thunderstorm Warning | DVN | Henry, Rock Island, Whiteside | 29 min |
| Nov 29, 11:44 PM CST | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 46 min |
| Nov 30, 12:41 AM CST | Severe Thunderstorm Warning | LOT | LaSalle | 34 min |
| Dec 8, 1:48 PM CST | Severe Thunderstorm Warning | ILX | Fulton, Mason | 42 min |
| Dec 8, 2:14 PM CST | Severe Thunderstorm Warning | ILX | Cass, Menard | 46 min |
| Dec 8, 2:20 PM CST | Severe Thunderstorm Warning | ILX | McLean, Tazewell, Woodford | 40 min |
| Dec 8, 2:36 PM CST | Severe Thunderstorm Warning | ILX | Logan | 39 min |
| Dec 8, 3:21 PM CST | Severe Thunderstorm Warning | LOT | Grundy, LaSalle | 24 min |
| Dec 8, 3:23 PM CST | Severe Thunderstorm Warning | ILX | DeWitt, Logan, Macon | 67 min |
| Dec 8, 3:23 PM CST | Tornado Warning | ILX | McLean | 37 min |
| Dec 8, 3:41 PM CST | Severe Thunderstorm Warning | LOT | Ford | 34 min |
| Dec 8, 4:38 PM CST | Tornado Warning | ILX | Champaign, Piatt | 27 min |
| Dec 12, 2:57 PM CST | Tornado Warning | ILX | Bureau, Stark | 33 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 254 |
| Tornado Warning | 64 |
| Flooding | |
| Flash Flood Warning | 5 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- McLean County17
- LaSalle County15
- Cook County15
- Grundy County13
- Will County13
- Livingston County12
- Macon County12
- Pike County10
- Henry County10
- Rock Island County10
- Tazewell County10
- Randolph County9
- Kankakee County9
- Fulton County9
- Woodford County9
- Sangamon County9
- Kendall County8
- DeWitt County8
- Whiteside County7
- Bureau County7
- McDonough County7
- Peoria County7
- Lee County7
- Ogle County7
- DeKalb County7
- DuPage County7
- Kane County7
- Piatt County7
- Adams County7
- Cass County7
- Champaign County7
- Ford County7
- Winnebago County6
- Morgan County6
- Menard County6
- Iroquois County6
- Logan County6
- Moultrie County6
- Saint Clair County5
- Lake County5
55 more counties
- Boone County5
- Calhoun County5
- Christian County5
- Washington County5
- Douglas County5
- Perry County5
- Madison County4
- Warren County4
- Jo Daviess County4
- Hancock County4
- Marshall County4
- McHenry County4
- Macoupin County4
- Montgomery County4
- White County4
- Mason County4
- Jersey County4
- Monroe County3
- Knox County3
- Carroll County3
- Stephenson County3
- Mercer County3
- Greene County3
- Brown County3
- Schuyler County3
- Coles County3
- Wayne County3
- Jefferson County3
- Alexander County2
- Jackson County2
- Stark County2
- Vermilion County2
- Henderson County2
- Putnam County2
- Union County2
- Johnson County2
- Scott County2
- Gallatin County2
- Bond County2
- Marion County2
- Shelby County2
- Richland County2
- Clinton County2
- Wabash County2
- Pulaski County1
- Crawford County1
- Edgar County1
- Clark County1
- Edwards County1
- Saline County1
- Hamilton County1
- Lawrence County1
- Williamson County1
- Effingham County1
- Fayette County1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive19901992
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.