Weather alerts in Illinois, 2002
667 weather alerts in 2002, 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 2002. Tap one for its archive.
- Alerts
- 667
- Warnings
- 597
- Watches
- 70
- Advisories
- 0
- Busiest month
- May179 alerts
- Busiest day
- June 4, 200245 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 |
|---|---|---|---|---|
| Jan 23, 9:05 PM CST | Severe Thunderstorm Warning | PAH | Pope | 35 min |
| Jan 23, 10:46 PM CST | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 29 min |
| Jan 31, 12:15 PM CST | Severe Thunderstorm Watch | SPC | Alexander | 5 hr |
| Jan 31, 3:50 PM CST | Flash Flood Warning | PAH | Jackson, Perry | 4 hr |
| Mar 8, 11:30 PM CST | Severe Thunderstorm Watch | SPC | Adams, Brown, Bureau, Carroll, Fulton, Hancock and 14 more | 5 hr |
| Mar 8, 11:45 PM CST | Severe Thunderstorm Watch | SPC | Monroe, Randolph | 4 hr |
| Mar 9, 1:31 AM CST | Severe Thunderstorm Warning | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 285 days |
| Mar 9, 2:35 AM CST | Severe Thunderstorm Warning | DVN | Hancock, Henderson | 40 min |
| Mar 9, 2:50 AM CST | Severe Thunderstorm Warning | DVN | Mercer, Rock Island | 40 min |
| Mar 9, 2:55 AM CST | Severe Thunderstorm Warning | DVN | McDonough, Warren | 50 min |
| Mar 9, 3:05 AM CST | Severe Thunderstorm Warning | ILX | Knox | 40 min |
| Mar 9, 3:21 AM CST | Severe Thunderstorm Warning | DVN | Henry | 39 min |
| Mar 9, 3:41 AM CST | Severe Thunderstorm Warning | DVN | Whiteside | 34 min |
| Mar 9, 4:00 AM CST | Severe Thunderstorm Watch | SPC | Boone, Bureau, Champaign, Cook, DeKalb, DeWitt and 33 more | 4 hr |
| Mar 9, 4:58 AM CST | Severe Thunderstorm Warning | LOT | DeKalb, LaSalle | 32 min |
| Mar 15, 8:35 PM CST | Severe Thunderstorm Warning | PAH | Johnson | 40 min |
| Mar 15, 8:51 PM CST | Severe Thunderstorm Warning | PAH | Pope | 29 min |
| Mar 25, 7:33 PM CST | Flash Flood Warning | PAH | Alexander, Massac, Pulaski | 4 hr |
| Mar 25, 7:33 PM CST | Flash Flood Warning | PAH | Alexander, Massac, Pulaski | 16 hr |
| Mar 29, 7:30 AM CST | Severe Thunderstorm Watch | SPC | Alexander, Clinton, Jackson, Madison, Monroe, Perry and 3 more | 6 hr |
| Mar 29, 11:00 AM CST | Tornado Watch | SPC | Clay, Crawford, Edwards, Effingham, Fayette, Franklin and 18 more | 5 hr |
| Mar 29, 11:04 AM CST | Severe Thunderstorm Warning | PAH | Jefferson | 41 min |
| Mar 29, 11:28 AM CST | Severe Thunderstorm Warning | PAH | Wayne | 47 min |
| Mar 29, 11:47 AM CST | Severe Thunderstorm Warning | PAH | Hamilton, White | 43 min |
| Mar 29, 12:11 PM CST | Severe Thunderstorm Warning | PAH | Edwards, Wabash | 49 min |
| Mar 29, 3:00 PM CST | Tornado Watch | SPC | Alexander, Edwards, Gallatin, Hamilton, Hardin, Johnson and 8 more | 5 hr |
| Mar 29, 3:12 PM CST | Severe Thunderstorm Warning | PAH | Massac, Pulaski | 48 min |
| Apr 2, 7:41 AM CST | Severe Thunderstorm Warning | ILX | Woodford | 34 min |
| Apr 12, 2:01 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 44 min |
| Apr 12, 2:05 PM CDT | Severe Thunderstorm Warning | PAH | Wayne | 40 min |
| Apr 12, 2:30 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 45 min |
| Apr 12, 3:09 PM CDT | Severe Thunderstorm Warning | ILX | Moultrie, Shelby | 51 min |
| Apr 12, 3:17 PM CDT | Severe Thunderstorm Warning | ILX | Effingham | 28 min |
| Apr 12, 3:37 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas, Edgar, Vermilion | 53 min |
| Apr 12, 3:47 PM CDT | Severe Thunderstorm Warning | ILX | Cumberland, Effingham | 43 min |
| Apr 12, 3:55 PM CDT | Tornado Warning | ILX | Champaign, Douglas | 35 min |
| Apr 12, 4:06 PM CDT | Severe Thunderstorm Warning | ILX | Coles | 54 min |
| Apr 12, 4:31 PM CDT | Severe Thunderstorm Warning | ILX | Edgar, Vermilion | 59 min |
| Apr 12, 4:45 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 45 min |
| Apr 12, 5:13 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 47 min |
| Apr 12, 5:21 PM CDT | Flash Flood Warning | ILX | Edgar, Vermilion | 4 hr |
| Apr 12, 5:25 PM CDT | Severe Thunderstorm Warning | ILX | Richland | 50 min |
| Apr 12, 5:47 PM CDT | Severe Thunderstorm Warning | PAH | Jackson | 28 min |
| Apr 12, 6:04 PM CDT | Severe Thunderstorm Warning | PAH | Franklin | 41 min |
| Apr 18, 3:00 PM CDT | Tornado Watch | SPC | Boone, Bureau, Carroll, DeKalb, Henry, Jo Daviess and 11 more | 5 hr |
| Apr 18, 3:12 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 48 min |
| Apr 18, 4:14 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 46 min |
| Apr 18, 5:28 PM CDT | Severe Thunderstorm Warning | LOT | Ogle | 47 min |
| Apr 18, 5:47 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 43 min |
| Apr 18, 6:07 PM CDT | Severe Thunderstorm Warning | LOT | Winnebago | 38 min |
| Apr 18, 6:09 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 51 min |
| Apr 18, 6:21 PM CDT | Severe Thunderstorm Warning | LOT | Ogle | 39 min |
| Apr 18, 6:49 PM CDT | Severe Thunderstorm Warning | LOT | Winnebago | 36 min |
| Apr 18, 7:09 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 36 min |
| Apr 18, 7:14 PM CDT | Tornado Warning | LOT | Lake | 31 min |
| Apr 18, 7:23 PM CDT | Special Marine Warning | LOT | 97 min | |
| Apr 18, 7:23 PM CDT | Special Marine Warning | LOT | 97 min | |
| Apr 18, 8:30 PM CDT | Severe Thunderstorm Watch | SPC | Carroll, Jo Daviess, Rock Island, Stephenson | 5 hr |
| Apr 18, 9:16 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 44 min |
| Apr 18, 9:59 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess, Stephenson | 51 min |
| Apr 18, 11:12 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 18, 11:12 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 18, 11:12 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 18, 11:12 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 19, 8:00 AM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Christian, Clinton, Fayette, Greene and 13 more | 5 hr |
| Apr 19, 10:15 AM CDT | Severe Thunderstorm Watch | SPC | Bond, Clinton, Fayette, Franklin, Jackson, Jefferson and 10 more | 6 hr |
| Apr 19, 10:26 AM CDT | Severe Thunderstorm Warning | PAH | Pulaski | 34 min |
| Apr 19, 2:15 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 17 more | 6 hr |
| Apr 19, 5:22 PM CDT | Severe Thunderstorm Warning | ILX | Scott | 38 min |
| Apr 19, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Christian, Clay, Clinton, DeWitt and 20 more | 5 hr |
| Apr 19, 5:40 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 65 min |
| Apr 19, 5:43 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 62 min |
| Apr 19, 6:22 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 53 min |
| Apr 19, 6:38 PM CDT | Severe Thunderstorm Warning | ILX | Macon | 52 min |
| Apr 19, 7:03 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas | 42 min |
| Apr 19, 7:19 PM CDT | Tornado Warning | ILX | Champaign | 56 min |
| Apr 19, 7:25 PM CDT | Severe Thunderstorm Warning | ILX | Cass | 50 min |
| Apr 19, 7:25 PM CDT | Severe Thunderstorm Warning | ILX | Macon | 65 min |
| Apr 19, 7:29 PM CDT | Severe Thunderstorm Warning | ILX | Piatt | 46 min |
| Apr 19, 7:42 PM CDT | Tornado Warning | LSX | Madison | 48 min |
| Apr 19, 7:54 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 66 min |
| Apr 19, 7:55 PM CDT | Flash Flood Warning | ILX | Champaign, Douglas | 6 hr |
| Apr 19, 8:05 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas | 55 min |
| Apr 19, 8:37 PM CDT | Flash Flood Warning | ILX | Vermilion | 5 hr |
| Apr 19, 8:43 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 62 min |
| Apr 19, 8:45 PM CDT | Flash Flood Warning | ILX | Piatt | 5 hr |
| Apr 19, 8:46 PM CDT | Flash Flood Warning | ILX | Piatt, Sangamon | 5 hr |
| Apr 19, 8:47 PM CDT | Flash Flood Warning | ILX | Piatt | 5 hr |
| Apr 19, 8:49 PM CDT | Flash Flood Warning | ILX | Sangamon | 5 hr |
| Apr 19, 8:53 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Macon, Sangamon | 52 min |
| Apr 19, 9:00 PM CDT | Flash Flood Warning | ILX | Christian, Macon | 5 hr |
| Apr 19, 9:31 PM CDT | Flash Flood Warning | ILX | DeWitt, Logan | 4 hr |
| Apr 20, 2:09 AM CDT | Flash Flood Warning | ILX | Champaign, Douglas | 6 hr |
| Apr 20, 3:45 PM CDT | Severe Thunderstorm Warning | PAH | Hardin, Pope | 45 min |
| Apr 21, 5:13 AM CDT | Flash Flood Warning | ILX | Douglas, Moultrie | 6 hr |
| Apr 21, 5:30 AM CDT | Flash Flood Warning | ILX | Edgar | 6 hr |
| Apr 21, 5:30 AM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Clinton, Fayette, Greene, Jackson and 9 more | 6 hr |
| Apr 21, 8:16 AM CDT | Flash Flood Warning | ILX | Christian | 6 hr |
| Apr 21, 8:19 AM CDT | Flash Flood Warning | ILX | Christian | 6 hr |
| Apr 21, 9:10 AM CDT | Flash Flood Warning | ILX | Coles | 6 hr |
| Apr 21, 11:00 AM CDT | Severe Thunderstorm Watch | SPC | Alexander, Bond, Calhoun, Clay, Clinton, Crawford and 30 more | 5 hr |
| Apr 21, 12:45 PM CDT | Severe Thunderstorm Watch | SPC | Hardin | 5 hr |
| Apr 21, 2:15 PM CDT | Tornado Watch | SPC | Alexander, Bond, Christian, Clark, Clay, Clinton and 34 more | 4 hr |
| Apr 21, 2:22 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 38 min |
| Apr 21, 2:27 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 33 min |
| Apr 21, 2:53 PM CDT | Severe Thunderstorm Warning | PAH | Perry | 52 min |
| Apr 21, 3:24 PM CDT | Severe Thunderstorm Warning | ILX | Effingham | 51 min |
| Apr 21, 3:28 PM CDT | Severe Thunderstorm Warning | PAH | Franklin | 32 min |
| Apr 21, 3:36 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 14 min |
| Apr 21, 3:40 PM CDT | Tornado Warning | PAH | Franklin | 35 min |
| Apr 21, 3:58 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 32 min |
| Apr 21, 4:01 PM CDT | Tornado Warning | PAH | Wayne | 29 min |
| Apr 21, 4:04 PM CDT | Tornado Warning | PAH | Hamilton | 26 min |
| Apr 21, 4:07 PM CDT | Severe Thunderstorm Warning | PAH | Jackson | 23 min |
| Apr 21, 4:26 PM CDT | Severe Thunderstorm Warning | PAH | Franklin | 34 min |
| Apr 21, 4:29 PM CDT | Tornado Warning | PAH | White | 31 min |
| Apr 21, 4:47 PM CDT | Severe Thunderstorm Warning | PAH | Hamilton, Saline | 28 min |
| Apr 21, 4:50 PM CDT | Severe Thunderstorm Warning | PAH | Union | 40 min |
| Apr 21, 5:07 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin, White | 23 min |
| Apr 21, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | Gallatin, Hardin, Johnson, Pope | 5 hr |
| Apr 24, 10:15 AM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 30 more | 5 hr |
| Apr 24, 12:40 PM CDT | Severe Thunderstorm Warning | DVN | Mercer | 50 min |
| Apr 24, 12:56 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 64 min |
| Apr 24, 1:24 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 51 min |
| Apr 24, 1:26 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 64 min |
| Apr 24, 1:30 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 17 more | 6 hr |
| Apr 24, 2:13 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 47 min |
| Apr 24, 2:19 PM CDT | Severe Thunderstorm Warning | ILX | Cass | 41 min |
| Apr 24, 2:30 PM CDT | Tornado Watch | SPC | Adams, Alexander, Bond, Brown, Calhoun, Cass and 49 more | 6 hr |
| Apr 24, 2:51 PM CDT | Severe Thunderstorm Warning | ILX | Menard | 39 min |
| Apr 24, 2:55 PM CDT | Severe Thunderstorm Warning | ILX | Mason | 50 min |
| Apr 24, 3:13 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Tazewell | 62 min |
| Apr 24, 3:14 PM CDT | Severe Thunderstorm Warning | ILX | Effingham | 61 min |
| Apr 24, 3:21 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 24 min |
| Apr 24, 3:30 PM CDT | Tornado Watch | SPC | Gallatin, Hardin | 5 hr |
| Apr 24, 3:31 PM CDT | Severe Thunderstorm Warning | PAH | Wayne | 44 min |
| Apr 24, 3:32 PM CDT | Severe Thunderstorm Warning | ILX | Clay | 43 min |
| Apr 24, 3:43 PM CDT | Severe Thunderstorm Warning | PAH | Hamilton | 32 min |
| Apr 24, 3:44 PM CDT | Severe Thunderstorm Warning | ILX | Cumberland, Jasper | 46 min |
| Apr 24, 4:05 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford | 40 min |
| Apr 24, 4:11 PM CDT | Severe Thunderstorm Warning | PAH | Hamilton, White | 34 min |
| Apr 24, 4:26 PM CDT | Flash Flood Warning | PAH | Hamilton, White | 2 hr |
| Apr 24, 4:33 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin | 27 min |
| Apr 24, 4:40 PM CDT | Tornado Warning | PAH | Gallatin, White | 35 min |
| Apr 24, 5:10 PM CDT | Tornado Warning | PAH | Gallatin, Saline | 35 min |
| Apr 24, 5:24 PM CDT | Severe Thunderstorm Warning | PAH | Jackson, Perry | 51 min |
| Apr 24, 6:21 PM CDT | Tornado Warning | PAH | Hamilton, White | 39 min |
| Apr 24, 6:39 PM CDT | Tornado Warning | PAH | Gallatin | 36 min |
| Apr 24, 6:40 PM CDT | Special Marine Warning | LOT | 95 min | |
| Apr 24, 6:40 PM CDT | Special Marine Warning | LOT | 95 min | |
| Apr 24, 6:40 PM CDT | Special Marine Warning | LOT | 95 min | |
| Apr 24, 6:40 PM CDT | Special Marine Warning | LOT | 95 min | |
| Apr 27, 11:16 AM CDT | Flash Flood Warning | ILX | Morgan, Sangamon, Scott | 6 hr |
| Apr 27, 12:40 PM CDT | Flash Flood Warning | ILX | Cass, Logan, Mason, Menard, Schuyler | 6 hr |
| Apr 27, 6:30 PM CDT | Tornado Watch | SPC | Adams, Brown, Calhoun, Cass, Fulton, Greene and 8 more | 6 hr |
| Apr 27, 7:45 PM CDT | Tornado Watch | SPC | Fulton, Hancock, Henderson, Knox, McDonough, Mercer and 2 more | 4 hr |
| Apr 27, 8:38 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 52 min |
| Apr 27, 10:00 PM CDT | Tornado Watch | SPC | Alexander, Bond, Champaign, Christian, Clark, Clay and 56 more | 5 hr |
| Apr 27, 10:19 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Peoria | 41 min |
| Apr 27, 10:20 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 55 min |
| Apr 27, 10:42 PM CDT | Severe Thunderstorm Warning | ILX | Mason, Tazewell, Woodford | 48 min |
| Apr 27, 10:43 PM CDT | Severe Thunderstorm Warning | ILX | Moultrie, Piatt | 47 min |
| Apr 27, 10:57 PM CDT | Tornado Warning | LSX | Clinton, Saint Clair, Washington | 48 min |
| Apr 27, 11:30 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Edgar | 30 min |
| Apr 27, 11:52 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Richland | 38 min |
| Apr 27, 11:58 PM CDT | Flash Flood Warning | ILX | Coles, Edgar | 4 hr |
| Apr 27, 11:58 PM CDT | Severe Thunderstorm Warning | ILX | Edgar | 32 min |
| Apr 28, 12:05 AM CDT | Severe Thunderstorm Warning | PAH | Jackson | 40 min |
| Apr 28, 12:10 AM CDT | Severe Thunderstorm Warning | PAH | Franklin, Jefferson | 50 min |
| Apr 28, 12:31 AM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 44 min |
| Apr 28, 12:39 AM CDT | Severe Thunderstorm Warning | PAH | Hamilton, Wayne | 36 min |
| Apr 28, 12:42 AM CDT | Severe Thunderstorm Warning | PAH | Jackson | 18 min |
| Apr 28, 12:56 AM CDT | Severe Thunderstorm Warning | PAH | Franklin, Williamson | 34 min |
| Apr 28, 1:04 AM CDT | Severe Thunderstorm Warning | PAH | Hamilton, Saline | 41 min |
| Apr 28, 1:07 AM CDT | Severe Thunderstorm Warning | PAH | Union | 38 min |
| Apr 28, 1:11 AM CDT | Tornado Warning | PAH | Union | 34 min |
| Apr 28, 1:14 AM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Wabash, White | 46 min |
| Apr 28, 1:32 AM CDT | Tornado Warning | PAH | Johnson | 43 min |
| Apr 28, 1:47 AM CDT | Tornado Warning | PAH | Pope | 43 min |
| Apr 28, 2:00 AM CDT | Tornado Watch | SPC | Hardin, Massac, Pope | 5 hr |
| Apr 28, 2:07 AM CDT | Severe Thunderstorm Warning | PAH | Hardin | 38 min |
| Apr 28, 2:14 AM CDT | Tornado Warning | PAH | Hardin | 46 min |
| Apr 28, 2:28 AM CDT | Severe Thunderstorm Warning | PAH | Pope | 32 min |
| Apr 28, 2:31 AM CDT | Severe Thunderstorm Warning | PAH | Massac | 44 min |
| May 1, 9:45 AM CDT | Severe Thunderstorm Watch | SPC | Alexander, Franklin, Jackson, Johnson, Massac, Perry and 6 more | 6 hr |
| May 1, 12:09 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 51 min |
| May 1, 12:45 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Champaign and 50 more | 5 hr |
| May 1, 1:11 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 49 min |
| May 1, 1:25 PM CDT | Flash Flood Warning | ILX | Christian | 6 hr |
| May 1, 1:33 PM CDT | Tornado Warning | LSX | Bond | 42 min |
| May 1, 1:39 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason | 51 min |
| May 1, 1:51 PM CDT | Severe Thunderstorm Warning | ILX | Scott | 24 min |
| May 1, 1:56 PM CDT | Tornado Warning | LSX | Marion | 49 min |
| May 1, 2:04 PM CDT | Severe Thunderstorm Warning | ILX | Effingham | 56 min |
| May 1, 2:06 PM CDT | Severe Thunderstorm Warning | ILX | Menard | 39 min |
| May 1, 2:09 PM CDT | Tornado Warning | ILX | Clay | 66 min |
| May 1, 2:10 PM CDT | Tornado Warning | ILX | Clay | 65 min |
| May 1, 2:25 PM CDT | Flash Flood Warning | ILX | Morgan, Sangamon, Scott | 6 hr |
| May 1, 2:30 PM CDT | Severe Thunderstorm Warning | ILX | Morgan | 45 min |
| May 1, 2:30 PM CDT | Tornado Watch | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 39 more | 4 hr |
| May 1, 2:37 PM CDT | Tornado Warning | ILX | Richland | 38 min |
| May 1, 2:42 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 48 min |
| May 1, 2:44 PM CDT | Tornado Warning | PAH | Wayne | 46 min |
| May 1, 2:54 PM CDT | Tornado Warning | LSX | Macoupin, Montgomery | 21 min |
| May 1, 3:05 PM CDT | Tornado Warning | ILX | Lawrence | 40 min |
| May 1, 3:05 PM CDT | Tornado Warning | PAH | Edwards, Wabash | 40 min |
| May 1, 3:10 PM CDT | Tornado Warning | ILX | Christian | 50 min |
| May 1, 3:18 PM CDT | Severe Thunderstorm Warning | ILX | Richland | 42 min |
| May 1, 3:36 PM CDT | Tornado Warning | ILX | Shelby | 54 min |
| May 1, 3:43 PM CDT | Tornado Warning | PAH | Wabash | 17 min |
| May 1, 4:00 PM CDT | Flash Flood Warning | ILX | Shelby | 6 hr |
| May 1, 4:21 PM CDT | Tornado Warning | ILX | Cumberland | 54 min |
| May 1, 4:49 PM CDT | Severe Thunderstorm Warning | DVN | Henderson | 41 min |
| May 1, 5:04 PM CDT | Severe Thunderstorm Warning | ILX | Crawford | 56 min |
| May 1, 6:22 PM CDT | Severe Thunderstorm Warning | ILX | Peoria | 38 min |
| May 1, 7:00 PM CDT | Tornado Watch | SPC | Bond, Clinton, Madison, Monroe, Randolph, Saint Clair and 1 more | 4 hr |
| May 1, 10:07 PM CDT | Severe Thunderstorm Warning | ILX | Edgar | 38 min |
| May 1, 10:30 PM CDT | Tornado Watch | SPC | Alexander, Clay, Crawford, Edwards, Franklin, Gallatin and 21 more | 6 hr |
| May 1, 10:48 PM CDT | Flash Flood Warning | ILX | Edgar | 4 hr |
| May 1, 10:51 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Edgar | 39 min |
| May 2, 6:27 AM CDT | Severe Thunderstorm Warning | PAH | Jackson | 48 min |
| May 2, 6:40 AM CDT | Severe Thunderstorm Warning | PAH | Williamson | 65 min |
| May 2, 7:02 AM CDT | Severe Thunderstorm Warning | PAH | Pope, Saline | 43 min |
| May 2, 7:30 AM CDT | Severe Thunderstorm Watch | SPC | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 5 more | 5 hr |
| May 2, 8:14 AM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 46 min |
| May 6, 5:11 AM CDT | Flash Flood Warning | ILX | Shelby | 4 hr |
| May 6, 7:18 AM CDT | Flash Flood Warning | ILX | Coles | 4 hr |
| May 6, 7:45 AM CDT | Severe Thunderstorm Watch | SPC | Adams, Calhoun, Greene, Jersey, Madison, Pike and 1 more | 4 hr |
| May 6, 9:17 AM CDT | Flash Flood Warning | ILX | Morgan, Sangamon, Scott | 6 hr |
| May 6, 9:18 AM CDT | Severe Thunderstorm Warning | ILX | Scott | 42 min |
| May 6, 9:25 AM CDT | Flash Flood Warning | LSX | Adams, Pike | 4 hr |
| May 6, 10:12 AM CDT | Flash Flood Warning | ILX | Christian, Shelby | 6 hr |
| May 6, 10:45 AM CDT | Severe Thunderstorm Watch | SPC | Bond, Clay, Clinton, Edwards, Effingham, Fayette and 20 more | 5 hr |
| May 6, 11:22 AM CDT | Flash Flood Warning | ILX | Crawford, Effingham, Jasper | 6 hr |
| May 6, 2:41 PM CDT | Flash Flood Warning | ILX | Clay, Lawrence, Richland | 6 hr |
| May 6, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Carroll, Jo Daviess, McHenry, Ogle, Stephenson and 1 more | 6 hr |
| May 7, 12:12 AM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 48 min |
| May 7, 12:45 AM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Christian, Clinton, Fayette, Greene and 9 more | 5 hr |
| May 7, 1:02 AM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 43 min |
| May 7, 1:25 AM CDT | Severe Thunderstorm Warning | ILX | Logan | 50 min |
| May 7, 1:28 AM CDT | Severe Thunderstorm Warning | ILX | Christian | 47 min |
| May 7, 1:36 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard | 39 min |
| May 7, 1:49 AM CDT | Severe Thunderstorm Warning | ILX | Macon | 41 min |
| May 7, 2:09 AM CDT | Tornado Warning | LSX | Calhoun, Jersey | 51 min |
| May 7, 2:41 AM CDT | Flash Flood Warning | ILX | Cass, Christian, Logan, Macon, Menard, Morgan and 3 more | 6 hr |
| May 7, 2:41 AM CDT | Tornado Warning | LSX | Madison | 49 min |
| May 7, 3:00 AM CDT | Tornado Warning | LSX | Macoupin, Montgomery | 45 min |
| May 7, 3:00 AM CDT | Severe Thunderstorm Watch | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 13 more | 5 hr |
| May 7, 3:18 AM CDT | Severe Thunderstorm Warning | ILX | Effingham, Shelby | 42 min |
| May 7, 3:22 AM CDT | Flash Flood Warning | ILX | Champaign, Clark, Coles, Cumberland, Douglas, Edgar and 3 more | 7 hr |
| May 7, 3:40 AM CDT | Severe Thunderstorm Warning | ILX | Coles, Cumberland, Jasper | 35 min |
| May 7, 3:45 AM CDT | Severe Thunderstorm Watch | SPC | Clark, Clay, Coles, Crawford, Cumberland, Edwards and 12 more | 5 hr |
| May 7, 3:58 AM CDT | Flash Flood Warning | LSX | Calhoun, Greene, Jersey, Macoupin, Montgomery | 6 hr |
| May 7, 4:02 AM CDT | Flash Flood Warning | ILX | Crawford, Effingham, Jasper | 7 hr |
| May 8, 1:30 AM CDT | Severe Thunderstorm Watch | SPC | Alexander, Gallatin, Hardin, Jackson, Johnson, Massac and 5 more | 6 hr |
| May 8, 6:20 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 40 min |
| May 8, 6:32 PM CDT | Flash Flood Warning | ILX | Clark | 6 hr |
| May 8, 8:20 PM CDT | Flash Flood Warning | ILX | Schuyler | 6 hr |
| May 8, 8:30 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calhoun, Cass, Greene, Jersey and 6 more | 6 hr |
| May 8, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | Hancock, Henderson, Jo Daviess, McDonough, Mercer, Rock Island and 1 more | 5 hr |
| May 8, 9:59 PM CDT | Tornado Warning | LSX | Pike | 46 min |
| May 8, 10:18 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Schuyler, Scott | 57 min |
| May 8, 10:35 PM CDT | Flash Flood Warning | ILX | Fulton | 6 hr |
| May 8, 10:41 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 64 min |
| May 8, 10:45 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason | 45 min |
| May 8, 10:54 PM CDT | Flash Flood Warning | ILX | Cass, Morgan, Scott | 6 hr |
| May 8, 10:58 PM CDT | Tornado Warning | ILX | Fulton, Mason | 47 min |
| May 8, 11:16 PM CDT | Flash Flood Warning | ILX | Mason | 6 hr |
| May 8, 11:24 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Menard, Morgan, Sangamon | 51 min |
| May 8, 11:28 PM CDT | Tornado Warning | ILX | Peoria, Tazewell | 62 min |
| May 8, 11:30 PM CDT | Severe Thunderstorm Watch | SPC | Champaign, DeWitt, Douglas, Edgar, Ford, Iroquois and 12 more | 5 hr |
| May 9, 12:02 AM CDT | Severe Thunderstorm Warning | ILX | Woodford | 43 min |
| May 9, 12:17 AM CDT | Flash Flood Warning | ILX | Marshall, Peoria, Tazewell, Woodford | 6 hr |
| May 9, 12:23 AM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon, Shelby | 52 min |
| May 9, 2:04 AM CDT | Severe Thunderstorm Warning | ILX | Moultrie | 26 min |
| May 9, 2:27 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, Coles, Douglas | 63 min |
| May 9, 2:30 AM CDT | Severe Thunderstorm Watch | SPC | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 9 more | 6 hr |
| May 9, 2:31 AM CDT | Severe Thunderstorm Warning | ILX | Effingham | 44 min |
| May 9, 2:42 AM CDT | Severe Thunderstorm Warning | ILX | Cumberland | 63 min |
| May 9, 2:52 AM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 53 min |
| May 9, 3:05 AM CDT | Severe Thunderstorm Warning | ILX | Cumberland | 40 min |
| May 9, 3:14 AM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford, Edgar, Jasper | 61 min |
| May 11, 11:53 AM CDT | Flash Flood Warning | ILX | Fulton, Knox, McLean, Marshall, Mason, Peoria and 3 more | 4 hr |
| May 11, 2:56 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Warren | 49 min |
| May 11, 3:29 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox | 46 min |
| May 11, 4:01 PM CDT | Flash Flood Warning | ILX | Fulton, Knox, McLean, Marshall, Mason, Peoria and 3 more | 6 hr |
| May 11, 4:16 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Peoria, Tazewell, Woodford | 44 min |
| May 11, 5:48 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 42 min |
| May 11, 5:51 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 39 min |
| May 11, 7:52 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 38 min |
| May 11, 8:02 PM CDT | Severe Thunderstorm Warning | ILX | Stark | 58 min |
| May 11, 10:24 PM CDT | Flash Flood Warning | DVN | Hancock | 5 hr |
| May 11, 11:09 PM CDT | Flash Flood Warning | DVN | Henderson, Warren | 4 hr |
| May 11, 11:44 PM CDT | Flash Flood Warning | DVN | McDonough | 6 hr |
| May 12, 1:43 AM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 47 min |
| May 12, 1:50 AM CDT | Flash Flood Warning | LSX | Adams | 6 hr |
| May 12, 2:10 AM CDT | Flash Flood Warning | ILX | Schuyler | 6 hr |
| May 12, 2:16 AM CDT | Flash Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 8 hr |
| May 12, 2:24 AM CDT | Flash Flood Warning | ILX | Cass, Mason, Menard | 6 hr |
| May 12, 3:58 AM CDT | Flash Flood Warning | ILX | Christian, Logan, Macon, Morgan, Sangamon, Scott | 6 hr |
| May 12, 4:50 AM CDT | Flash Flood Warning | LSX | Calhoun, Greene, Jersey, Macoupin | 6 hr |
| May 12, 5:42 AM CDT | Flash Flood Warning | ILX | Coles, Douglas, Macon, Moultrie, Piatt, Shelby | 6 hr |
| May 12, 5:44 AM CDT | Flash Flood Warning | ILX | Coles, Douglas, Moultrie, Piatt, Shelby | 6 hr |
| May 12, 6:24 AM CDT | Flash Flood Warning | ILX | Edgar | 5 hr |
| May 12, 7:12 AM CDT | Flash Flood Warning | ILX | Clark, Cumberland | 7 hr |
| May 12, 10:56 AM CDT | Flash Flood Warning | ILX | Champaign, Vermilion | 6 hr |
| May 12, 12:11 PM CDT | Flash Flood Warning | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 6 hr |
| May 12, 2:45 PM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Christian, Clark, Clay, Clinton and 23 more | 5 hr |
| May 12, 4:29 PM CDT | Flash Flood Warning | LSX | Bond, Jersey, Macoupin, Madison, Montgomery | 6 hr |
| May 12, 5:09 PM CDT | Flash Flood Warning | LSX | Fayette | 5 hr |
| May 12, 5:21 PM CDT | Severe Thunderstorm Warning | ILX | Effingham, Jasper | 39 min |
| May 12, 6:15 PM CDT | Severe Thunderstorm Watch | SPC | Clay, Clinton, Edwards, Franklin, Gallatin, Hamilton and 16 more | 5 hr |
| May 12, 6:44 PM CDT | Tornado Warning | LSX | Randolph | 46 min |
| May 12, 7:08 PM CDT | Severe Thunderstorm Warning | PAH | Jackson | 67 min |
| May 12, 7:24 PM CDT | Severe Thunderstorm Warning | PAH | Perry | 51 min |
| May 12, 7:37 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Williamson | 68 min |
| May 12, 7:40 PM CDT | Flash Flood Warning | LSX | Randolph | 6 hr |
| May 12, 8:08 PM CDT | Flash Flood Warning | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 7 more | 6 hr |
| May 12, 8:08 PM CDT | Flash Flood Warning | PAH | Franklin, Jackson, Jefferson, Johnson, Perry, Union and 1 more | 6 hr |
| May 12, 9:19 PM CDT | Flash Flood Warning | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 7 more | 5 hr |
| May 12, 10:41 PM CDT | Flash Flood Warning | PAH | Edwards, Wabash, Wayne | 3 hr |
| May 12, 11:06 PM CDT | Flash Flood Warning | PAH | Pope | 3 hr |
| May 13, 12:16 AM CDT | Flash Flood Warning | PAH | Alexander, Massac, Pulaski | 4 hr |
| May 13, 1:21 AM CDT | Flash Flood Warning | LSX | Randolph | 6 hr |
| May 13, 1:56 AM CDT | Flash Flood Warning | PAH | Union | 4 hr |
| May 13, 2:11 AM CDT | Flash Flood Warning | PAH | Edwards, Wabash, Wayne | 4 hr |
| May 13, 7:14 PM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell | 46 min |
| May 17, 12:40 AM CDT | Flash Flood Warning | PAH | Union | 6 hr |
| May 17, 1:12 AM CDT | Flash Flood Warning | PAH | Alexander, Johnson, Pulaski | 5 hr |
| May 17, 5:25 AM CDT | Flash Flood Warning | PAH | Massac | 4 hr |
| May 17, 7:56 AM CDT | Flash Flood Warning | PAH | Pope | 4 hr |
| May 17, 8:59 AM CDT | Flash Flood Warning | PAH | Massac | 5 hr |
| May 25, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | Clark, Crawford | 5 hr |
| May 25, 1:54 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 51 min |
| May 25, 2:07 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 38 min |
| May 25, 2:35 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Lawrence | 55 min |
| May 25, 2:36 PM CDT | Severe Thunderstorm Warning | PAH | Williamson | 24 min |
| May 25, 2:41 PM CDT | Severe Thunderstorm Warning | PAH | Jackson | 29 min |
| May 25, 2:58 PM CDT | Severe Thunderstorm Warning | PAH | Williamson | 32 min |
| May 25, 3:16 PM CDT | Severe Thunderstorm Warning | PAH | Union | 44 min |
| May 25, 3:59 PM CDT | Severe Thunderstorm Warning | PAH | Johnson | 31 min |
| May 25, 4:44 PM CDT | Severe Thunderstorm Warning | PAH | Hardin | 31 min |
| May 25, 5:14 PM CDT | Severe Thunderstorm Warning | PAH | Hardin | 31 min |
| May 25, 5:41 PM CDT | Severe Thunderstorm Warning | PAH | Massac | 34 min |
| May 25, 5:41 PM CDT | Severe Thunderstorm Warning | PAH | Union | 49 min |
| May 27, 2:45 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 60 min |
| May 27, 3:45 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 60 min |
| May 27, 4:07 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 53 min |
| May 27, 4:59 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 61 min |
| May 27, 5:18 PM CDT | Flash Flood Warning | ILX | Morgan, Scott | 6 hr |
| May 27, 5:21 PM CDT | Flash Flood Warning | ILX | Christian, Shelby | 6 hr |
| May 27, 5:57 PM CDT | Severe Thunderstorm Warning | ILX | Moultrie | 63 min |
| May 27, 6:18 PM CDT | Flash Flood Warning | ILX | Clark, Coles, Moultrie | 6 hr |
| May 27, 6:34 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Douglas | 56 min |
| May 27, 6:52 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 53 min |
| May 28, 2:38 PM CDT | Flash Flood Warning | ILX | DeWitt | 4 hr |
| May 28, 3:34 PM CDT | Flash Flood Warning | PAH | White | 116 min |
| May 28, 3:51 PM CDT | Flash Flood Warning | ILX | Sangamon | 4 hr |
| May 28, 4:21 PM CDT | Flash Flood Warning | ILX | Champaign | 5 hr |
| May 30, 9:46 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 44 min |
| May 31, 3:35 PM CDT | Severe Thunderstorm Warning | ILX | Edgar | 25 min |
| May 31, 4:43 PM CDT | Severe Thunderstorm Warning | ILX | Moultrie, Shelby | 47 min |
| May 31, 6:16 PM CDT | Severe Thunderstorm Warning | ILX | Crawford | 44 min |
| May 31, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Cass, Christian, Fulton, Hancock and 11 more | 5 hr |
| Jun 1, 12:15 AM CDT | Severe Thunderstorm Warning | DVN | Henderson | 45 min |
| Jun 1, 4:50 AM CDT | Severe Thunderstorm Warning | DVN | Hancock | 40 min |
| Jun 1, 6:19 AM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 41 min |
| Jun 1, 6:24 AM CDT | Severe Thunderstorm Warning | DVN | McDonough | 36 min |
| Jun 1, 8:46 AM CDT | Severe Thunderstorm Warning | ILX | Fulton | 59 min |
| Jun 1, 9:22 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason | 53 min |
| Jun 1, 10:16 AM CDT | Severe Thunderstorm Warning | ILX | Mason, Menard | 59 min |
| Jun 1, 7:04 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Edgar, Vermilion | 56 min |
| Jun 2, 2:30 PM CDT | Severe Thunderstorm Watch | SPC | Clark, Coles, Crawford, Cumberland, Edwards, Jasper and 5 more | 5 hr |
| Jun 3, 6:13 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 47 min |
| Jun 3, 7:45 PM CDT | Severe Thunderstorm Watch | SPC | Cook, DeKalb, DuPage, Grundy, Kane, Kendall and 2 more | 3 hr |
| Jun 3, 7:46 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Kane, Kendall, Lee, Ogle | 44 min |
| Jun 3, 7:59 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Jun 3, 7:59 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Jun 3, 7:59 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Jun 3, 8:25 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kane, Kendall, Will | 50 min |
| Jun 3, 10:16 PM CDT | Flash Flood Warning | DVN | Whiteside | 6 hr |
| Jun 3, 10:16 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 54 min |
| Jun 3, 11:24 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Stephenson | 76 min |
| Jun 4, 4:06 AM CDT | Flash Flood Warning | DVN | Jo Daviess | 5 hr |
| Jun 4, 4:30 AM CDT | Flash Flood Warning | DVN | Carroll, Stephenson, Whiteside | 5 hr |
| Jun 4, 5:37 AM CDT | Flash Flood Warning | LOT | Ogle | 3 hr |
| Jun 4, 7:03 AM CDT | Flash Flood Warning | LOT | Lee | 3 hr |
| Jun 4, 8:57 AM CDT | Flash Flood Warning | DVN | Henry, Mercer, Rock Island | 5 hr |
| Jun 4, 9:06 AM CDT | Flash Flood Warning | DVN | Jo Daviess | 5 hr |
| Jun 4, 9:38 AM CDT | Flash Flood Warning | DVN | Carroll, Stephenson, Whiteside | 5 hr |
| Jun 4, 11:43 AM CDT | Flash Flood Warning | DVN | Carroll, Henry, Jo Daviess, Mercer, Rock Island, Stephenson and 1 more | 6 hr |
| Jun 4, 1:01 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Kane, Kendall, LaSalle | 44 min |
| Jun 4, 1:22 PM CDT | Severe Thunderstorm Warning | LOT | DuPage, Will | 38 min |
| Jun 4, 1:30 PM CDT | Severe Thunderstorm Warning | DVN | Mercer, Warren | 45 min |
| Jun 4, 1:37 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 38 min |
| Jun 4, 1:41 PM CDT | Flash Flood Warning | DVN | Bureau, Putnam | 4 hr |
| Jun 4, 1:44 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, LaSalle | 46 min |
| Jun 4, 1:45 PM CDT | Special Marine Warning | LOT | 60 min | |
| Jun 4, 1:45 PM CDT | Special Marine Warning | LOT | 60 min | |
| Jun 4, 1:45 PM CDT | Special Marine Warning | LOT | 60 min | |
| Jun 4, 1:53 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 37 min |
| Jun 4, 2:24 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Stark | 51 min |
| Jun 4, 2:28 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 47 min |
| Jun 4, 2:30 PM CDT | Tornado Warning | ILX | Marshall | 30 min |
| Jun 4, 2:35 PM CDT | Tornado Warning | LOT | LaSalle, Livingston | 40 min |
| Jun 4, 3:17 PM CDT | Tornado Warning | LOT | Livingston | 28 min |
| Jun 4, 3:23 PM CDT | Flash Flood Warning | ILX | Knox | 7 hr |
| Jun 4, 3:30 PM CDT | Severe Thunderstorm Watch | SPC | Ford, Grundy, Iroquois, Kankakee, Will | 6 hr |
| Jun 4, 3:54 PM CDT | Severe Thunderstorm Warning | DVN | McDonough | 51 min |
| Jun 4, 4:04 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Livingston | 26 min |
| Jun 4, 4:21 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Peoria | 54 min |
| Jun 4, 4:25 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 65 min |
| Jun 4, 5:00 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 27 more | 5 hr |
| Jun 4, 5:11 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 64 min |
| Jun 4, 5:23 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 52 min |
| Jun 4, 5:32 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 58 min |
| Jun 4, 6:07 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 23 min |
| Jun 4, 6:10 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 80 min |
| Jun 4, 6:36 PM CDT | Flash Flood Warning | ILX | Morgan, Scott | 3 hr |
| Jun 4, 7:43 PM CDT | Tornado Warning | ILX | Vermilion | 32 min |
| Jun 4, 8:31 PM CDT | Tornado Warning | ILX | Clark | 44 min |
| Jun 5, 3:55 AM CDT | Flash Flood Warning | ILX | DeWitt | 4 hr |
| Jun 5, 12:15 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Edwards, Gallatin, Hamilton, Hardin, Johnson and 8 more | 6 hr |
| Jun 5, 12:44 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 31 min |
| Jun 5, 1:16 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Saline | 29 min |
| Jun 10, 3:26 PM CDT | Special Marine Warning | LOT | 64 min | |
| Jun 10, 3:26 PM CDT | Special Marine Warning | LOT | 64 min | |
| Jun 10, 3:26 PM CDT | Special Marine Warning | LOT | 64 min | |
| Jun 10, 5:53 PM CDT | Flash Flood Warning | LSX | Bond, Fayette | 3 hr |
| Jun 10, 6:07 PM CDT | Special Marine Warning | LOT | 53 min | |
| Jun 10, 6:07 PM CDT | Special Marine Warning | LOT | 53 min | |
| Jun 10, 6:13 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 32 min |
| Jun 10, 6:20 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb | 25 min |
| Jun 10, 6:38 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 37 min |
| Jun 10, 6:52 PM CDT | Special Marine Warning | LOT | 53 min | |
| Jun 10, 6:52 PM CDT | Special Marine Warning | LOT | 53 min | |
| Jun 10, 6:52 PM CDT | Special Marine Warning | LOT | 53 min | |
| Jun 10, 6:52 PM CDT | Special Marine Warning | LOT | 53 min | |
| Jun 11, 12:24 PM CDT | Flash Flood Warning | ILX | Fulton | 6 hr |
| Jun 11, 2:03 PM CDT | Flash Flood Warning | DVN | Hancock, McDonough | 5 hr |
| Jun 11, 2:26 PM CDT | Flash Flood Warning | ILX | Schuyler | 6 hr |
| Jun 11, 2:44 PM CDT | Flash Flood Warning | ILX | Mason | 6 hr |
| Jun 11, 3:00 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Schuyler, Scott | 60 min |
| Jun 11, 3:22 PM CDT | Tornado Warning | ILX | Morgan | 38 min |
| Jun 11, 3:33 PM CDT | Flash Flood Warning | ILX | Morgan, Sangamon | 6 hr |
| Jun 11, 3:53 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 67 min |
| Jun 11, 4:19 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 41 min |
| Jun 11, 4:31 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Shelby | 59 min |
| Jun 11, 4:56 PM CDT | Tornado Warning | LSX | Fayette | 49 min |
| Jun 11, 5:02 PM CDT | Tornado Warning | ILX | Shelby | 28 min |
| Jun 11, 5:11 PM CDT | Severe Thunderstorm Warning | ILX | Cumberland | 64 min |
| Jun 11, 5:12 PM CDT | Severe Thunderstorm Warning | ILX | Effingham | 63 min |
| Jun 11, 5:15 PM CDT | Tornado Watch | SPC | Calhoun, Greene, Jersey, Monroe, Pike, Scott | 6 hr |
| Jun 11, 5:29 PM CDT | Tornado Warning | ILX | Effingham | 46 min |
| Jun 11, 5:35 PM CDT | Severe Thunderstorm Warning | ILX | Coles | 40 min |
| Jun 11, 5:40 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Jasper | 65 min |
| Jun 11, 6:05 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Edgar | 55 min |
| Jun 12, 12:35 AM CDT | Flash Flood Warning | LSX | Adams, Brown, Pike | 3 hr |
| Jun 12, 12:45 AM CDT | Flash Flood Warning | ILX | Scott | 6 hr |
| Jun 12, 12:48 AM CDT | Flash Flood Warning | ILX | Scott | 6 hr |
| Jun 12, 7:42 PM CDT | Severe Thunderstorm Warning | DVN | Mercer | 33 min |
| Jun 12, 8:34 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 56 min |
| Jun 12, 8:53 PM CDT | Severe Thunderstorm Warning | DVN | Mercer | 52 min |
| Jun 12, 9:12 PM CDT | Flash Flood Warning | DVN | Hancock, Henderson, Warren | 8 hr |
| Jun 12, 9:37 PM CDT | Flash Flood Warning | ILX | Knox | 6 hr |
| Jun 12, 11:12 PM CDT | Severe Thunderstorm Warning | DVN | Warren | 48 min |
| Jun 12, 11:26 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox | 64 min |
| Jun 12, 11:50 PM CDT | Tornado Warning | ILX | Fulton | 55 min |
| Jun 13, 12:20 AM CDT | Flash Flood Warning | DVN | McDonough | 7 hr |
| Jun 13, 12:43 AM CDT | Tornado Warning | ILX | Fulton, Mason, Tazewell | 62 min |
| Jun 13, 1:30 AM CDT | Tornado Warning | ILX | Logan | 60 min |
| Jun 13, 1:44 AM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 61 min |
| Jun 13, 4:06 AM CDT | Flash Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 5 hr |
| Jun 13, 4:10 AM CDT | Flash Flood Warning | ILX | Morgan, Sangamon | 6 hr |
| Jun 13, 4:23 AM CDT | Flash Flood Warning | ILX | Christian | 6 hr |
| Jun 13, 4:46 AM CDT | Flash Flood Warning | ILX | Scott | 5 hr |
| Jun 13, 5:00 AM CDT | Flash Flood Warning | ILX | Fulton, Peoria, Schuyler, Stark | 5 hr |
| Jun 13, 5:18 AM CDT | Flash Flood Warning | ILX | Shelby | 6 hr |
| Jun 13, 6:06 AM CDT | Flash Flood Warning | ILX | Mason, Tazewell | 4 hr |
| Jun 13, 6:30 AM CDT | Flash Flood Warning | ILX | Coles, Cumberland, Effingham | 16 hr |
| Jun 13, 6:31 AM CDT | Flash Flood Warning | ILX | Coles, Cumberland, Effingham | 5 hr |
| Jun 13, 10:21 AM CDT | Flash Flood Warning | ILX | Sangamon | 6 hr |
| Jun 14, 11:31 AM CDT | Severe Thunderstorm Warning | LOT | Cook | 29 min |
| Jun 14, 11:58 AM CDT | Severe Thunderstorm Warning | LOT | Cook | 47 min |
| Jun 14, 3:16 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 44 min |
| Jun 25, 11:42 AM CDT | Severe Thunderstorm Warning | LOT | Kendall | 33 min |
| Jun 25, 12:10 PM CDT | Special Marine Warning | LOT | 65 min | |
| Jun 25, 12:10 PM CDT | Special Marine Warning | LOT | 65 min | |
| Jun 25, 1:15 PM CDT | Special Marine Warning | LOT | 60 min | |
| Jun 25, 1:15 PM CDT | Special Marine Warning | LOT | 60 min | |
| Jun 25, 1:15 PM CDT | Special Marine Warning | LOT | 60 min | |
| Jun 25, 2:41 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee | 34 min |
| Jun 25, 2:49 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle | 41 min |
| Jun 25, 2:57 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 48 min |
| Jun 25, 5:21 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 54 min |
| Jun 25, 6:16 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 44 min |
| Jun 25, 7:15 PM CDT | Severe Thunderstorm Warning | ILX | Peoria, Woodford | 60 min |
| Jun 25, 7:33 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 57 min |
| Jun 26, 4:30 PM CDT | Severe Thunderstorm Watch | SPC | Henderson, Henry, Mercer, Rock Island, Whiteside | 5 hr |
| Jun 26, 7:22 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 58 min |
| Jun 26, 7:31 PM CDT | Severe Thunderstorm Warning | DVN | Mercer | 49 min |
| Jun 26, 8:37 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 53 min |
| Jun 26, 11:00 PM CDT | Severe Thunderstorm Warning | LOT | Will | 30 min |
| Jun 26, 11:58 PM CDT | Severe Thunderstorm Warning | ILX | Marshall | 47 min |
| Jun 27, 12:06 AM CDT | Severe Thunderstorm Warning | LOT | Livingston | 39 min |
| Jun 27, 12:15 AM CDT | Flash Flood Warning | ILX | Marshall | 6 hr |
| Jun 27, 2:11 AM CDT | Flash Flood Warning | LOT | Ford, Iroquois, Livingston | 5 hr |
| Jun 27, 3:20 PM CDT | Severe Thunderstorm Warning | ILX | Jasper | 40 min |
| Jun 27, 4:31 PM CDT | Severe Thunderstorm Warning | PAH | Franklin | 59 min |
| Jun 27, 6:07 PM CDT | Flash Flood Warning | PAH | Perry | 113 min |
| Jun 27, 6:44 PM CDT | Flash Flood Warning | PAH | Franklin, Jefferson | 106 min |
| Jul 8, 8:05 PM CDT | Severe Thunderstorm Warning | DVN | Carroll | 40 min |
| Jul 8, 8:23 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle | 37 min |
| Jul 8, 8:53 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 52 min |
| Jul 8, 10:13 PM CDT | Special Marine Warning | LOT | 92 min | |
| Jul 8, 10:13 PM CDT | Special Marine Warning | LOT | 92 min | |
| Jul 9, 2:28 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane | 2 hr |
| Jul 9, 5:38 PM CDT | Severe Thunderstorm Warning | ILX | Shelby | 52 min |
| Jul 9, 5:56 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 64 min |
| Jul 9, 6:25 PM CDT | Severe Thunderstorm Warning | ILX | Crawford | 65 min |
| Jul 9, 7:18 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 57 min |
| Jul 10, 5:18 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Williamson | 42 min |
| Jul 10, 5:25 PM CDT | Severe Thunderstorm Warning | PAH | Union | 50 min |
| Jul 18, 1:43 PM CDT | Flash Flood Warning | LSX | Clinton, Saint Clair | 3 hr |
| Jul 18, 1:48 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason | 57 min |
| Jul 18, 2:24 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason | 21 min |
| Jul 18, 5:27 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry, Whiteside | 63 min |
| Jul 20, 5:13 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 62 min |
| Jul 21, 3:47 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt | 43 min |
| Jul 21, 4:28 PM CDT | Severe Thunderstorm Warning | ILX | Jasper, Richland | 47 min |
| Jul 21, 6:43 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 47 min |
| Jul 22, 2:30 PM CDT | Severe Thunderstorm Watch | SPC | Cass, Champaign, Christian, DeWitt, Douglas, Ford and 20 more | 6 hr |
| Jul 22, 3:24 PM CDT | Severe Thunderstorm Warning | PAH | Hardin | 36 min |
| Jul 22, 5:40 PM CDT | Flash Flood Warning | ILX | Champaign, Piatt | 3 hr |
| Jul 22, 5:54 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Scott | 66 min |
| Jul 22, 5:57 PM CDT | Severe Thunderstorm Warning | ILX | Cass | 63 min |
| Jul 22, 6:25 PM CDT | Severe Thunderstorm Warning | ILX | Mason | 65 min |
| Jul 22, 6:31 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 44 min |
| Jul 22, 6:32 PM CDT | Severe Thunderstorm Warning | ILX | Menard | 58 min |
| Jul 22, 6:48 PM CDT | Severe Thunderstorm Warning | ILX | Logan | 57 min |
| Jul 22, 6:50 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt | 40 min |
| Jul 22, 6:56 PM CDT | Flash Flood Warning | ILX | DeWitt, Logan | 3 hr |
| Jul 22, 7:24 PM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 36 min |
| Jul 22, 7:29 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Macon | 46 min |
| Jul 22, 8:00 PM CDT | Flash Flood Warning | ILX | McLean | 4 hr |
| Jul 22, 8:25 PM CDT | Flash Flood Warning | ILX | Douglas | 6 hr |
| Jul 22, 8:53 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Cumberland | 67 min |
| Jul 22, 9:08 PM CDT | Tornado Warning | ILX | Cumberland | 37 min |
| Jul 22, 9:22 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 38 min |
| Jul 22, 9:31 PM CDT | Flash Flood Warning | ILX | Edgar | 4 hr |
| Jul 22, 9:36 PM CDT | Severe Thunderstorm Warning | ILX | Crawford | 39 min |
| Jul 22, 10:51 PM CDT | Flash Flood Warning | ILX | Richland | 4 hr |
| Jul 26, 4:52 AM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell, Woodford | 38 min |
| Jul 26, 5:19 AM CDT | Severe Thunderstorm Warning | ILX | McLean | 41 min |
| Jul 26, 5:34 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason | 41 min |
| Jul 26, 9:43 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason | 62 min |
| Jul 26, 10:16 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 44 min |
| Jul 26, 11:03 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Sangamon | 57 min |
| Jul 26, 11:06 PM CDT | Severe Thunderstorm Warning | DVN | Henderson | 54 min |
| Jul 26, 11:20 PM CDT | Severe Thunderstorm Warning | ILX | Fulton | 40 min |
| Jul 26, 11:38 PM CDT | Severe Thunderstorm Warning | ILX | Logan | 52 min |
| Jul 26, 11:56 PM CDT | Severe Thunderstorm Warning | DVN | McDonough, Warren | 64 min |
| Jul 26, 11:59 PM CDT | Severe Thunderstorm Warning | DVN | McDonough, Warren | 61 min |
| Jul 27, 12:54 AM CDT | Flash Flood Warning | ILX | Logan, Sangamon | 6 hr |
| Jul 27, 1:41 AM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer, Warren | 59 min |
| Jul 27, 3:42 AM CDT | Flash Flood Warning | ILX | Knox | 4 hr |
| Jul 27, 3:45 AM CDT | Flash Flood Warning | ILX | Knox | 4 hr |
| Jul 27, 8:55 PM CDT | Severe Thunderstorm Watch | SPC | Jo Daviess, Stephenson | 5 hr |
| Jul 28, 9:06 AM CDT | Severe Thunderstorm Warning | ILX | Peoria | 24 min |
| Jul 28, 10:10 AM CDT | Severe Thunderstorm Warning | ILX | Peoria | 50 min |
| Jul 28, 11:27 AM CDT | Flash Flood Warning | ILX | Knox, Peoria | 6 hr |
| Jul 28, 2:02 PM CDT | Flash Flood Warning | ILX | Woodford | 4 hr |
| Jul 28, 2:46 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Tazewell | 59 min |
| Jul 28, 3:33 PM CDT | Flash Flood Warning | LOT | Ford, Livingston | 6 hr |
| Jul 28, 3:44 PM CDT | Severe Thunderstorm Warning | LOT | Ford | 46 min |
| Jul 28, 4:45 PM CDT | Flash Flood Warning | ILX | Champaign, Vermilion | 3 hr |
| Jul 28, 5:32 PM CDT | Flash Flood Warning | ILX | DeWitt, Logan | 3 hr |
| Jul 29, 12:20 PM CDT | Severe Thunderstorm Watch | SPC | Clark, Crawford, Lawrence, Richland | 6 hr |
| Aug 1, 6:10 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DeWitt and 36 more | 6 hr |
| Aug 2, 5:54 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 36 min |
| Aug 2, 6:48 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 27 min |
| Aug 4, 7:37 PM CDT | Tornado Warning | DVN | Bureau | 23 min |
| Aug 4, 8:01 PM CDT | Severe Thunderstorm Warning | DVN | Henry | 44 min |
| Aug 12, 7:42 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Whiteside | 63 min |
| Aug 12, 7:51 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 39 min |
| Aug 13, 12:00 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Cook, DeKalb, DuPage, Grundy, Iroquois and 10 more | 6 hr |
| Aug 13, 3:49 PM CDT | Flash Flood Warning | ILX | Knox, Stark | 4 hr |
| Aug 16, 6:22 AM CDT | Flash Flood Warning | ILX | Logan | 3 hr |
| Aug 16, 7:14 AM CDT | Flash Flood Warning | ILX | McLean | 3 hr |
| Aug 16, 8:56 AM CDT | Severe Thunderstorm Warning | ILX | Logan, Menard, Sangamon | 49 min |
| Aug 16, 9:16 AM CDT | Flash Flood Warning | ILX | DeWitt, Logan, McLean | 6 hr |
| Aug 17, 3:45 AM CDT | Severe Thunderstorm Watch | SPC | Jo Daviess | 5 hr |
| Aug 19, 12:20 AM CDT | Severe Thunderstorm Warning | ILX | McLean | 40 min |
| Aug 19, 1:03 AM CDT | Severe Thunderstorm Warning | ILX | McLean | 27 min |
| Aug 19, 1:10 AM CDT | Severe Thunderstorm Warning | LOT | Ford | 55 min |
| Aug 19, 2:03 AM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 42 min |
| Aug 19, 2:12 AM CDT | Flash Flood Warning | LOT | Ford, Iroquois | 4 hr |
| Aug 19, 2:34 AM CDT | Flash Flood Warning | ILX | Vermilion | 6 hr |
| Aug 19, 4:13 AM CDT | Severe Thunderstorm Warning | ILX | Mason | 47 min |
| Aug 19, 4:36 AM CDT | Flash Flood Warning | ILX | Champaign | 6 hr |
| Aug 19, 5:32 AM CDT | Flash Flood Warning | ILX | Champaign, Vermilion | 6 hr |
| Aug 19, 5:32 AM CDT | Severe Thunderstorm Warning | ILX | Sangamon | 58 min |
| Aug 19, 6:12 AM CDT | Flash Flood Warning | LOT | Ford, Iroquois | 3 hr |
| Aug 21, 2:25 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, DeKalb, Henderson, Henry and 14 more | 6 hr |
| Aug 21, 6:59 PM CDT | Severe Thunderstorm Warning | LOT | Winnebago | 46 min |
| Aug 21, 8:10 PM CDT | Special Marine Warning | LOT | 110 min | |
| Aug 21, 8:10 PM CDT | Special Marine Warning | LOT | 110 min | |
| Aug 21, 8:10 PM CDT | Special Marine Warning | LOT | 110 min | |
| Aug 21, 8:10 PM CDT | Special Marine Warning | LOT | 110 min | |
| Aug 21, 8:28 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 47 min |
| Aug 21, 10:26 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess, Stephenson | 64 min |
| Aug 21, 11:34 PM CDT | Flash Flood Warning | DVN | Jo Daviess, Stephenson | 9 hr |
| Aug 21, 11:39 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 66 min |
| Aug 21, 11:51 PM CDT | Flash Flood Warning | LOT | Boone, Lake, McHenry, Winnebago | 7 hr |
| Aug 22, 2:20 AM CDT | Flash Flood Warning | LOT | Cook, DeKalb, DuPage, Kane, Ogle | 6 hr |
| Aug 22, 8:50 PM CDT | Flash Flood Warning | ILX | Champaign, DeWitt, Piatt, Vermilion | 6 hr |
| Aug 23, 12:15 AM CDT | Flash Flood Warning | ILX | Fulton, Knox | 6 hr |
| Aug 23, 12:25 AM CDT | Flash Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 9 hr |
| Aug 23, 2:59 AM CDT | Flash Flood Warning | LOT | Ford | 6 hr |
| Aug 23, 4:28 AM CDT | Flash Flood Warning | LOT | Iroquois | 6 hr |
| Aug 23, 9:15 AM CDT | Flash Flood Warning | LOT | Ford, Iroquois | 4 hr |
| Aug 23, 10:15 AM CDT | Flash Flood Warning | LOT | Ford, Iroquois | 3 hr |
| Sep 14, 10:39 PM CDT | Flash Flood Warning | ILX | Effingham | 3 hr |
| Sep 18, 3:38 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Whiteside | 52 min |
| Sep 18, 4:25 PM CDT | Severe Thunderstorm Warning | LOT | Ogle | 50 min |
| Sep 19, 12:00 PM CDT | Special Marine Warning | LOT | 90 min | |
| Sep 19, 12:00 PM CDT | Special Marine Warning | LOT | 90 min | |
| Sep 19, 12:25 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 35 min |
| Sep 19, 1:02 PM CDT | Severe Thunderstorm Warning | LOT | McHenry | 43 min |
| Sep 29, 4:13 AM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry | 32 min |
| Sep 29, 4:43 AM CDT | Special Marine Warning | LOT | 77 min | |
| Sep 29, 4:43 AM CDT | Special Marine Warning | LOT | 77 min | |
| Sep 29, 5:38 AM CDT | Special Marine Warning | LOT | 67 min | |
| Sep 29, 5:38 AM CDT | Special Marine Warning | LOT | 67 min | |
| Nov 9, 6:20 PM CST | Tornado Watch | SPC | Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more | 6 hr |
| Nov 9, 11:00 PM CST | Tornado Watch | SPC | Edwards, Gallatin, Hamilton, Hardin, Johnson, Massac and 6 more | 5 hr |
| Nov 9, 11:15 PM CST | Tornado Warning | PAH | Johnson, Pope | 45 min |
| Nov 9, 11:28 PM CST | Severe Thunderstorm Warning | PAH | Union | 47 min |
| Nov 9, 11:40 PM CST | Tornado Warning | PAH | Hardin | 50 min |
| Nov 9, 11:59 PM CST | Severe Thunderstorm Warning | PAH | Johnson, Pope | 61 min |
| Nov 10, 12:11 AM CST | Severe Thunderstorm Warning | PAH | Gallatin, Saline | 64 min |
| Nov 10, 12:29 AM CST | Tornado Warning | PAH | Hardin | 61 min |
| Nov 10, 12:59 AM CST | Severe Thunderstorm Warning | PAH | Pope | 61 min |
| Nov 10, 1:14 AM CST | Flash Flood Warning | PAH | Gallatin | 3 hr |
| Nov 10, 11:10 AM CST | Tornado Watch | SPC | Clark, Clay, Clinton, Coles, Crawford, Cumberland and 27 more | 6 hr |
| Nov 10, 11:39 AM CST | Tornado Warning | ILX | Clark, Coles, Edgar | 66 min |
| Nov 10, 11:48 AM CST | Tornado Warning | ILX | Cumberland | 57 min |
| Nov 10, 11:48 AM CST | Tornado Warning | ILX | Cumberland | 57 min |
| Nov 10, 12:18 PM CST | Flash Flood Warning | LSX | Clinton, Marion, Washington | 4 hr |
| Nov 10, 12:30 PM CST | Severe Thunderstorm Warning | ILX | Clay, Jasper | 60 min |
| Nov 10, 1:12 PM CST | Severe Thunderstorm Warning | ILX | Crawford | 63 min |
| Nov 10, 1:23 PM CST | Tornado Warning | PAH | Jackson | 37 min |
| Nov 10, 1:40 PM CST | Tornado Warning | PAH | Franklin | 50 min |
| Nov 10, 2:04 PM CST | Tornado Warning | PAH | Hamilton | 41 min |
| Nov 10, 2:30 PM CST | Severe Thunderstorm Warning | PAH | Alexander | 30 min |
| Nov 10, 2:33 PM CST | Tornado Warning | PAH | Wayne, White | 27 min |
| Nov 10, 2:42 PM CST | Severe Thunderstorm Warning | PAH | Pulaski | 33 min |
| Nov 10, 3:00 PM CST | Tornado Watch | SPC | Alexander, Massac, Pulaski | 6 hr |
| Dec 17, 10:40 PM CST | Tornado Watch | SPC | Calhoun, Cass, Greene, Jersey, Macoupin, Madison and 7 more | 5 hr |
| Dec 17, 11:22 PM CST | Tornado Warning | LSX | Calhoun, Greene, Jersey | 23 min |
| Dec 17, 11:50 PM CST | Tornado Warning | LSX | Greene | 40 min |
| Dec 18, 2:15 AM CST | Severe Thunderstorm Watch | SPC | Adams, Hancock, Henderson | 6 hr |
| Dec 18, 3:30 AM CST | Tornado Watch | SPC | Calhoun, Greene, Jersey, Macoupin, Madison, Monroe and 3 more | 5 hr |
| Dec 18, 9:30 AM CST | Tornado Watch | SPC | Adams | 6 hr |
| Dec 18, 4:35 PM CST | Tornado Watch | SPC | Calhoun, Cass, Christian, DeWitt, Greene, Jersey and 8 more | 5 hr |
| Dec 18, 4:44 PM CST | Severe Thunderstorm Warning | ILX | Morgan, Scott | 46 min |
| Dec 18, 4:47 PM CST | Tornado Warning | LSX | Greene | 28 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 | 330 |
| Tornado Warning | 64 |
| Severe Thunderstorm Watch | 48 |
| Tornado Watch | 22 |
| Flooding | |
| Flash Flood Warning | 161 |
| Marine | |
| Special Marine Warning | 42 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Sangamon County42
- Morgan County34
- Christian County33
- Mason County32
- Scott County32
- Effingham County30
- Shelby County30
- Pope County29
- Logan County29
- Gallatin County29
- Union County29
- Jackson County28
- Fulton County28
- Johnson County28
- Clark County28
- Champaign County27
- Edgar County27
- Hamilton County27
- Richland County27
- White County27
- Coles County27
- Pulaski County26
- Menard County26
- Vermilion County26
- Clay County26
- Crawford County26
- Franklin County26
- Hardin County26
- Wayne County26
- Knox County25
- Randolph County25
- Clinton County25
- Jersey County25
- Madison County25
- Tazewell County25
- Saline County25
- Williamson County25
- Cumberland County25
- Alexander County24
- Monroe County24
62 more counties
- Calhoun County24
- Greene County24
- Saint Clair County24
- Macon County24
- Massac County24
- Jasper County24
- Jefferson County24
- Lawrence County24
- Cass County24
- Perry County23
- Peoria County23
- Washington County23
- Bond County22
- Fayette County22
- Macoupin County22
- Marion County22
- DeWitt County22
- Douglas County22
- Wabash County22
- Schuyler County21
- Montgomery County21
- Edwards County21
- Henderson County20
- McDonough County20
- Piatt County20
- Hancock County19
- Warren County19
- McLean County19
- Moultrie County19
- Marshall County18
- Stephenson County18
- Carroll County17
- Mercer County17
- Woodford County17
- Jo Daviess County17
- Ogle County16
- Pike County16
- Ford County16
- Adams County15
- Whiteside County15
- Livingston County15
- Iroquois County14
- Rock Island County13
- Winnebago County13
- Stark County12
- DeKalb County12
- Henry County11
- Lee County11
- Boone County11
- Cook County11
- LaSalle County11
- Brown County10
- Kane County10
- DuPage County9
- Grundy County9
- Kendall County9
- Will County9
- Bureau County8
- Kankakee County8
- Lake County8
- McHenry County8
- Putnam County6
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowTornadoes on recordThe radar archive20012003
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.