Alert archive / Illinois / 2013
Weather alerts in Illinois, April 2013
484 weather alerts in April 2013, 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 April 2013. Tap one for its archive.
- Alerts
- 484
- Warnings
- 257
- Watches
- 51
- Advisories
- 61
- Busiest day
- April 17, 2013132 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Central Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 10:08 AM CDT | River Flood Advisory | LOT | Lake | 34 hr |
| Apr 3, 9:06 PM CDT | Gale Warning | LOT | 12 hr | |
| Apr 5, 3:43 AM CDT | Gale Watch | LOT | 11 hr | |
| Apr 5, 3:05 PM CDT | Gale Watch | LOT | 12 hr | |
| Apr 5, 3:05 PM CDT | Gale Warning | LOT | 31 hr | |
| Apr 6, 7:54 PM CDT | Special Weather Statement | DVN | Mercer, Rock Island | 51 min |
| Apr 6, 9:54 PM CDT | Small Craft Advisory | LOT | 9 hr | |
| Apr 6, 10:16 PM CDT | Special Weather Statement | LOT | DeKalb, DuPage, Kane, Kendall, LaSalle | 59 min |
| Apr 6, 10:44 PM CDT | Special Marine Warning | LOT | 91 min | |
| Apr 6, 10:44 PM CDT | Special Weather Statement | LOT | Cook, DuPage, Grundy, Kane, Kendall, Lake and 1 more | 61 min |
| Apr 8, 10:40 AM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 8, 9:31 PM CDT | River Flood Warning | MKX | Lake | 24 days |
| Apr 9, 12:20 AM CDT | Dense Fog Advisory | LOT | Lake | 11 hr |
| Apr 9, 12:22 AM CDT | Marine Dense Fog Advisory | LOT | 27 hr | |
| Apr 9, 3:29 AM CDT | Special Weather Statement | LOT | Ogle | 31 min |
| Apr 9, 5:36 AM CDT | Special Weather Statement | DVN | Jo Daviess, Stephenson | 39 min |
| Apr 9, 7:01 AM CDT | Special Weather Statement | DVN | Carroll, Jo Daviess, Stephenson | 59 min |
| Apr 9, 9:16 AM CDT | Special Weather Statement | LOT | Winnebago | 29 min |
| Apr 9, 9:26 AM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry, Winnebago | 34 min |
| Apr 9, 9:44 AM CDT | Small Craft Advisory | LOT | 4 days | |
| Apr 9, 9:48 AM CDT | River Flood Watch | LOT | Winnebago | 25 hr |
| Apr 9, 9:48 AM CDT | River Flood Watch | LOT | Winnebago | 25 hr |
| Apr 9, 9:48 AM CDT | River Flood Watch | LOT | Winnebago | 25 hr |
| Apr 9, 10:52 AM CDT | River Flood Warning | DVN | Stephenson | 17 days |
| Apr 9, 10:52 AM CDT | River Flood Warning | DVN | Henry, Rock Island, Whiteside | 28 days |
| Apr 9, 10:52 AM CDT | River Flood Warning | DVN | Henry, Rock Island | 5 days |
| Apr 9, 2:54 PM CDT | Flash Flood Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 32 hr |
| Apr 9, 3:54 PM CDT | Gale Watch | LOT | 12 hr | |
| Apr 9, 9:46 PM CDT | Gale Warning | LOT | 60 hr | |
| Apr 10, 4:45 AM CDT | Special Weather Statement | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 60 min |
| Apr 10, 5:16 AM CDT | Special Weather Statement | DVN | Bureau, Henry, McDonough, Mercer, Rock Island, Warren and 1 more | 59 min |
| Apr 10, 5:43 AM CDT | Special Weather Statement | DVN | Bureau, Carroll, Henry, Putnam, Whiteside | 62 min |
| Apr 10, 6:16 AM CDT | River Flood Advisory | LOT | Ogle | 5 hr |
| Apr 10, 6:16 AM CDT | River Flood Advisory | LOT | Lee | 7 days |
| Apr 10, 6:27 AM CDT | River Flood Watch | LOT | Lake | 16 hr |
| Apr 10, 6:32 AM CDT | Special Weather Statement | LOT | DeKalb, Kane, Kendall, Lee, Ogle | 58 min |
| Apr 10, 6:59 AM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 10, 7:09 AM CDT | Special Weather Statement | LOT | Cook, DuPage, Lake | 66 min |
| Apr 10, 10:23 AM CDT | River Flood Watch | LOT | Kane, McHenry | 12 hr |
| Apr 10, 10:23 AM CDT | River Flood Watch | LOT | Kane, Kendall | 36 hr |
| Apr 10, 10:23 AM CDT | River Flood Watch | LOT | Lake | 36 hr |
| Apr 10, 10:23 AM CDT | River Flood Watch | LOT | Will | 25 hr |
| Apr 10, 10:23 AM CDT | River Flood Watch | LOT | Iroquois | 12 hr |
| Apr 10, 10:51 AM CDT | River Flood Warning | LOT | Winnebago | 6 days |
| Apr 10, 10:51 AM CDT | River Flood Warning | LOT | Winnebago | 20 days |
| Apr 10, 10:51 AM CDT | River Flood Warning | LOT | Ogle | 35 hr |
| Apr 10, 10:51 AM CDT | River Flood Warning | LOT | Winnebago | 19 days |
| Apr 10, 12:11 PM CDT | River Flood Watch | LOT | Bureau, LaSalle | 18 hr |
| Apr 10, 12:36 PM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Coles, Crawford and 11 more | 84 min |
| Apr 10, 12:53 PM CDT | Severe Thunderstorm Watch | SPC | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 10 more | 7 hr |
| Apr 10, 1:03 PM CDT | Mesoscale Discussion | SPC | Alexander, Jackson, Monroe, Perry, Randolph, Saint Clair and 2 more | 117 min |
| Apr 10, 1:11 PM CDT | Tornado Warning | ILX | Douglas, Moultrie, Piatt, Shelby | 34 min |
| Apr 10, 1:46 PM CDT | Tornado Watch | SPC | Alexander, Bond, Clinton, Edwards, Fayette, Franklin and 17 more | 7 hr |
| Apr 10, 2:27 PM CDT | Special Weather Statement | ILX | Vermilion | 33 min |
| Apr 10, 2:59 PM CDT | Mesoscale Discussion | SPC | Clark, Clay, Coles, Crawford, Cumberland, Douglas and 5 more | 61 min |
| Apr 10, 3:01 PM CDT | Mesoscale Discussion | SPC | Alexander, Clay, Clinton, Franklin, Jackson, Jefferson and 10 more | 119 min |
| Apr 10, 3:16 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Madison | 44 min |
| Apr 10, 3:17 PM CDT | Severe Thunderstorm Warning | ILX | Edgar | 13 min |
| Apr 10, 3:19 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 41 min |
| Apr 10, 3:26 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 49 min |
| Apr 10, 3:40 PM CDT | Severe Thunderstorm Warning | PAH | Perry | 50 min |
| Apr 10, 4:08 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Macoupin | 52 min |
| Apr 10, 4:12 PM CDT | Flash Flood Warning | ILX | Champaign, Piatt, Vermilion | 15 hr |
| Apr 10, 4:15 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 30 min |
| Apr 10, 4:17 PM CDT | Tornado Warning | PAH | Jefferson | 28 min |
| Apr 10, 4:20 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Madison | 40 min |
| Apr 10, 4:38 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 37 min |
| Apr 10, 4:41 PM CDT | Tornado Warning | PAH | Jefferson | 34 min |
| Apr 10, 4:43 PM CDT | Tornado Warning | LSX | Washington | 17 min |
| Apr 10, 4:48 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 42 min |
| Apr 10, 4:58 PM CDT | Special Weather Statement | ILX | Champaign | 62 min |
| Apr 10, 4:59 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 46 min |
| Apr 10, 5:35 PM CDT | Special Weather Statement | ILX | Macon, Piatt | 40 min |
| Apr 10, 5:42 PM CDT | Special Weather Statement | ILX | Douglas | 63 min |
| Apr 10, 5:47 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Macon, Piatt | 43 min |
| Apr 10, 6:09 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Brown, Calhoun, Cass, Champaign and 39 more | 96 min |
| Apr 10, 6:28 PM CDT | Special Weather Statement | ILX | Vermilion | 62 min |
| Apr 10, 6:52 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calhoun, Cass, Champaign, Christian and 33 more | 7 hr |
| Apr 10, 7:25 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 50 min |
| Apr 10, 7:52 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Monroe, Saint Clair | 23 min |
| Apr 10, 7:55 PM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Clay, Clinton, Crawford, Edwards and 31 more | 95 min |
| Apr 10, 8:00 PM CDT | Mesoscale Discussion | SPC | Brown, Cass, Champaign, DeWitt, Douglas, Edgar and 17 more | 2 hr |
| Apr 10, 8:04 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 41 min |
| Apr 10, 8:04 PM CDT | Tornado Warning | LSX | Madison | 26 min |
| Apr 10, 8:05 PM CDT | Flash Flood Warning | ILX | DeWitt, Macon, Piatt | 6 hr |
| Apr 10, 8:07 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton, Fayette, Jersey, Macoupin, Madison and 3 more | 53 min |
| Apr 10, 8:08 PM CDT | Tornado Warning | LSX | Madison, Saint Clair | 37 min |
| Apr 10, 8:11 PM CDT | Areal Flood Advisory | LSX | Adams, Brown, Pike | 6 hr |
| Apr 10, 8:12 PM CDT | Flash Flood Warning | ILX | Fulton, Schuyler | 6 hr |
| Apr 10, 8:28 PM CDT | Tornado Watch | SPC | Alexander, Bond, Christian, Clark, Clay, Clinton and 34 more | 7 hr |
| Apr 10, 8:45 PM CDT | Flash Flood Warning | ILX | Cass, Mason, Menard, Morgan, Scott | 6 hr |
| Apr 10, 8:51 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 24 min |
| Apr 10, 8:58 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon, Moultrie, Shelby | 62 min |
| Apr 10, 9:12 PM CDT | Small Craft Advisory | LOT | 66 hr | |
| Apr 10, 10:06 PM CDT | Special Weather Statement | ILX | McLean | 54 min |
| Apr 10, 10:09 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, McLean, Piatt | 36 min |
| Apr 10, 10:23 PM CDT | Flash Flood Warning | ILX | Peoria, Tazewell, Woodford | 6 hr |
| Apr 10, 10:30 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Cumberland, Edgar | 45 min |
| Apr 10, 10:37 PM CDT | Special Weather Statement | ILX | Champaign, Edgar, Vermilion | 53 min |
| Apr 10, 10:40 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas, Edgar, Vermilion | 35 min |
| Apr 10, 10:40 PM CDT | River Flood Warning | LOT | Kane, McHenry | 27 days |
| Apr 10, 10:40 PM CDT | River Flood Warning | LOT | Lake | 15 days |
| Apr 10, 10:40 PM CDT | River Flood Warning | LOT | Iroquois | 24 hr |
| Apr 10, 10:42 PM CDT | Special Weather Statement | LOT | Ford, Iroquois, Livingston | 63 min |
| Apr 10, 10:54 PM CDT | Special Weather Statement | ILX | Vermilion | 36 min |
| Apr 10, 11:03 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 42 min |
| Apr 10, 11:08 PM CDT | Mesoscale Discussion | SPC | Alexander, Clay, Crawford, Cumberland, Edwards, Effingham and 19 more | 97 min |
| Apr 10, 11:23 PM CDT | Special Weather Statement | LOT | Iroquois | 52 min |
| Apr 11, 1:01 AM CDT | Areal Flood Advisory | ILX | Schuyler | 15 hr |
| Apr 11, 1:19 AM CDT | Special Marine Warning | LOT | 116 min | |
| Apr 11, 4:16 AM CDT | River Flood Warning | DVN | Hancock, McDonough | 4 days |
| Apr 11, 5:43 AM CDT | River Flood Warning | LOT | Bureau, LaSalle | 61 hr |
| Apr 11, 9:44 AM CDT | River Flood Warning | ILX | Piatt | 4 days |
| Apr 11, 11:23 AM CDT | River Flood Warning | IND | Clark, Crawford | 32 days |
| Apr 11, 11:23 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 34 days |
| Apr 11, 11:23 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 34 days |
| Apr 11, 11:23 AM CDT | River Flood Warning | IND | Lawrence, Wabash | 3 days |
| Apr 11, 11:23 AM CDT | River Flood Warning | IND | Edwards, Gallatin, Wabash, White | 3 days |
| Apr 11, 11:23 AM CDT | River Flood Warning | IND | Wabash | 47 hr |
| Apr 11, 11:23 AM CDT | River Flood Warning | IND | Wabash | 47 hr |
| Apr 11, 11:57 AM CDT | River Flood Warning | LSX | Pike | 95 days |
| Apr 11, 11:57 AM CDT | River Flood Warning | LSX | Pike | 49 hr |
| Apr 11, 11:57 AM CDT | River Flood Warning | LSX | Pike | 96 days |
| Apr 11, 11:57 AM CDT | River Flood Warning | LSX | Calhoun | 97 days |
| Apr 11, 11:57 AM CDT | River Flood Warning | LSX | Jersey | 96 days |
| Apr 11, 12:06 PM CDT | River Flood Advisory | LOT | LaSalle | 61 hr |
| Apr 11, 1:15 PM CDT | River Flood Warning | ILX | Cass, Fulton, Mason | 89 days |
| Apr 11, 1:15 PM CDT | River Flood Warning | ILX | Brown, Cass, Morgan, Schuyler | 93 days |
| Apr 11, 3:29 PM CDT | Small Craft Advisory | LOT | 55 hr | |
| Apr 11, 5:15 PM CDT | Marine Dense Fog Advisory | LOT | 10 hr | |
| Apr 11, 9:43 PM CDT | River Flood Advisory | LOT | Ogle | 6 days |
| Apr 11, 9:55 PM CDT | River Flood Warning | LOT | Lake | 16 days |
| Apr 11, 10:09 PM CDT | River Flood Advisory | LOT | Iroquois | 23 hr |
| Apr 11, 10:13 PM CDT | River Flood Advisory | LOT | Kane, Kendall | 6 days |
| Apr 12, 11:36 AM CDT | River Flood Warning | DVN | Henderson | 92 days |
| Apr 12, 11:36 AM CDT | River Flood Warning | DVN | Hancock, Henderson | 93 days |
| Apr 12, 11:57 AM CDT | River Flood Advisory | LOT | Lake | 5 days |
| Apr 12, 3:00 PM CDT | Frost Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 17 hr |
| Apr 12, 4:04 PM CDT | Frost Advisory | LSX | Randolph, Washington | 16 hr |
| Apr 13, 1:16 PM CDT | River Flood Warning | DVN | Mercer | 38 days |
| Apr 13, 1:16 PM CDT | River Flood Warning | DVN | Henderson, Mercer | 38 days |
| Apr 13, 9:59 PM CDT | Small Craft Advisory | LOT | 41 hr | |
| Apr 14, 3:28 AM CDT | Wind Advisory | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 10 more | 16 hr |
| Apr 14, 3:38 AM CDT | Wind Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 3 more | 15 hr |
| Apr 14, 3:47 AM CDT | Wind Advisory | ILX | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more | 16 hr |
| Apr 14, 4:10 AM CDT | Wind Advisory | LOT | Ford, Grundy, LaSalle, Livingston | 15 hr |
| Apr 14, 10:57 AM CDT | River Flood Warning | DVN | Rock Island | 16 days |
| Apr 14, 10:57 AM CDT | River Flood Warning | DVN | Rock Island | 16 days |
| Apr 14, 10:57 AM CDT | River Flood Warning | DVN | Mercer, Rock Island | 18 days |
| Apr 14, 10:16 PM CDT | Special Weather Statement | DVN | Hancock, Henderson, Mercer | 59 min |
| Apr 14, 11:03 PM CDT | Special Weather Statement | DVN | Henderson, Henry, McDonough, Mercer, Rock Island, Warren and 1 more | 57 min |
| Apr 14, 11:49 PM CDT | Special Weather Statement | DVN | Bureau, Carroll, Henry, Whiteside | 56 min |
| Apr 15, 1:25 AM CDT | Special Marine Warning | LOT | 3 hr | |
| Apr 15, 5:37 PM CDT | Special Weather Statement | DVN | Bureau | 23 min |
| Apr 15, 8:01 PM CDT | River Flood Advisory | LOT | Iroquois | 50 hr |
| Apr 15, 8:59 PM CDT | Mesoscale Discussion | SPC | Monroe | 61 min |
| Apr 15, 11:29 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 46 min |
| Apr 15, 11:59 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin, Madison | 46 min |
| Apr 16, 12:00 AM CDT | Severe Thunderstorm Watch | SPC | Bond, Brown, Calhoun, Cass, Christian, DeWitt and 19 more | 4 hr |
| Apr 16, 12:02 AM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Cass, Champaign, Christian, Coles and 21 more | 28 min |
| Apr 16, 12:03 AM CDT | Severe Thunderstorm Warning | ILX | Logan, Sangamon | 27 min |
| Apr 16, 12:25 AM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, Macon, Sangamon | 50 min |
| Apr 16, 2:00 AM CDT | Special Weather Statement | ILX | Moultrie, Shelby | 60 min |
| Apr 16, 11:12 AM CDT | River Flood Warning | LSX | Calhoun | 90 days |
| Apr 16, 11:19 AM CDT | River Flood Warning | LOT | Bureau, LaSalle | 26 days |
| Apr 16, 11:31 AM CDT | River Flood Advisory | LOT | LaSalle | 25 hr |
| Apr 16, 11:51 AM CDT | River Flood Warning | LSX | Calhoun, Greene, Jersey | 88 days |
| Apr 16, 11:55 AM CDT | River Flood Advisory | LOT | Winnebago | 8 hr |
| Apr 16, 2:28 PM CDT | Special Weather Statement | ILX | Clark, Coles, Cumberland, Edgar, Shelby | 62 min |
| Apr 16, 2:54 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Johnson, Massac, Pope, Pulaski | 96 min |
| Apr 16, 3:32 PM CDT | Flash Flood Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 45 hr |
| Apr 16, 3:36 PM CDT | River Flood Warning | ILX | Piatt | 8 days |
| Apr 16, 3:39 PM CDT | Flash Flood Watch | ILX | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more | 60 hr |
| Apr 16, 4:30 PM CDT | Flash Flood Watch | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 8 more | 50 hr |
| Apr 16, 4:31 PM CDT | Flood Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 59 hr |
| Apr 16, 7:48 PM CDT | Special Weather Statement | ILX | Vermilion | 57 min |
| Apr 16, 7:51 PM CDT | River Flood Warning | LOT | Winnebago | 16 days |
| Apr 16, 8:02 PM CDT | Mesoscale Discussion | SPC | Edwards, Gallatin, Hamilton, Hardin, Saline, Wabash and 1 more | 88 min |
| Apr 16, 8:28 PM CDT | Special Weather Statement | ILX | Lawrence | 62 min |
| Apr 16, 8:32 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 28 min |
| Apr 16, 8:44 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Champaign, Christian, Clark, Clay and 35 more | 2 hr |
| Apr 16, 8:52 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wabash | 23 min |
| Apr 16, 9:04 PM CDT | Special Weather Statement | ILX | Champaign | 56 min |
| Apr 16, 9:29 PM CDT | Special Weather Statement | ILX | Jasper | 61 min |
| Apr 16, 9:48 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Jasper | 57 min |
| Apr 16, 10:16 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Wayne | 29 min |
| Apr 16, 10:23 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 37 min |
| Apr 16, 11:02 PM CDT | Special Weather Statement | ILX | Crawford | 43 min |
| Apr 16, 11:58 PM CDT | Special Weather Statement | ILX | Crawford | 32 min |
| Apr 17, 3:43 AM CDT | Gale Watch | LOT | 12 hr | |
| Apr 17, 6:51 AM CDT | Special Weather Statement | DVN | Henderson, McDonough, Warren | 54 min |
| Apr 17, 8:19 AM CDT | Special Weather Statement | LOT | DeKalb | 56 min |
| Apr 17, 8:49 AM CDT | Mesoscale Discussion | SPC | Adams, Brown, Bureau, Cass, DeWitt, Ford and 32 more | 56 min |
| Apr 17, 8:52 AM CDT | Special Weather Statement | DVN | Carroll, Stephenson | 53 min |
| Apr 17, 9:14 AM CDT | Severe Thunderstorm Watch | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 30 more | 10 hr |
| Apr 17, 9:30 AM CDT | Mesoscale Discussion | SPC | Hardin | 2 hr |
| Apr 17, 9:35 AM CDT | Special Weather Statement | LOT | Cook, DuPage | 55 min |
| Apr 17, 9:46 AM CDT | River Flood Watch | LOT | Ogle | 6 hr |
| Apr 17, 9:46 AM CDT | River Flood Watch | LOT | Lee | 6 hr |
| Apr 17, 9:46 AM CDT | River Flood Watch | LOT | Winnebago | 6 hr |
| Apr 17, 9:58 AM CDT | River Flood Warning | LSX | Fayette | 14 days |
| Apr 17, 10:07 AM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, Lee, Ogle, Winnebago | 53 min |
| Apr 17, 10:33 AM CDT | River Flood Warning | LSX | Brown | 9 days |
| Apr 17, 10:49 AM CDT | River Flood Watch | LOT | Kane, Kendall | 6 hr |
| Apr 17, 10:49 AM CDT | River Flood Watch | LOT | LaSalle | 6 hr |
| Apr 17, 10:49 AM CDT | River Flood Watch | LOT | Lake | 6 hr |
| Apr 17, 10:49 AM CDT | River Flood Watch | LOT | Cook | 6 hr |
| Apr 17, 10:49 AM CDT | River Flood Watch | LOT | Cook | 6 hr |
| Apr 17, 10:49 AM CDT | River Flood Watch | LOT | Will | 6 hr |
| Apr 17, 11:07 AM CDT | Special Weather Statement | LOT | DeKalb, DuPage, Kane | 53 min |
| Apr 17, 11:11 AM CDT | Tornado Watch | SPC | Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 1 more | 11 hr |
| Apr 17, 11:13 AM CDT | River Flood Warning | ILX | Fulton, Knox | 6 days |
| Apr 17, 11:13 AM CDT | River Flood Warning | ILX | Fulton | 7 days |
| Apr 17, 11:17 AM CDT | River Flood Warning | DVN | Whiteside | 9 days |
| Apr 17, 11:17 AM CDT | River Flood Warning | DVN | Henry, Rock Island | 18 days |
| Apr 17, 11:17 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Kane, Lake, McHenry | 58 min |
| Apr 17, 11:26 AM CDT | River Flood Warning | IND | Wabash | 16 days |
| Apr 17, 11:26 AM CDT | River Flood Warning | IND | Wabash | 16 days |
| Apr 17, 11:26 AM CDT | River Flood Warning | IND | Lawrence, Wabash | 27 days |
| Apr 17, 11:26 AM CDT | River Flood Warning | IND | Edwards, Gallatin, Wabash, White | 25 days |
| Apr 17, 11:27 AM CDT | River Flood Warning | ILX | Crawford, Jasper | 10 days |
| Apr 17, 11:27 AM CDT | River Flood Warning | ILX | Lawrence | 22 days |
| Apr 17, 11:29 AM CDT | Special Marine Warning | LOT | 91 min | |
| Apr 17, 11:30 AM CDT | River Flood Warning | ILX | Vermilion | 4 days |
| Apr 17, 11:32 AM CDT | River Flood Warning | ILX | Clay, Richland | 14 days |
| Apr 17, 11:36 AM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Lee, Ogle, Winnebago | 54 min |
| Apr 17, 11:41 AM CDT | River Flood Warning | DVN | Rock Island, Whiteside | 7 days |
| Apr 17, 11:41 AM CDT | River Flood Warning | DVN | Rock Island | 7 days |
| Apr 17, 11:41 AM CDT | River Flood Warning | DVN | Hancock | 14 days |
| Apr 17, 11:41 AM CDT | River Flood Warning | DVN | Hancock | 35 days |
| Apr 17, 11:48 AM CDT | River Flood Warning | LSX | Adams | 36 days |
| Apr 17, 11:48 AM CDT | River Flood Warning | LSX | Adams | 36 days |
| Apr 17, 11:48 AM CDT | River Flood Warning | LSX | Adams | 34 days |
| Apr 17, 11:48 AM CDT | River Flood Warning | LSX | Pike | 37 days |
| Apr 17, 11:48 AM CDT | River Flood Warning | LSX | Madison | 32 days |
| Apr 17, 11:48 AM CDT | River Flood Warning | LSX | Saint Clair | 24 days |
| Apr 17, 11:48 AM CDT | River Flood Warning | LSX | Jackson, Randolph | 39 days |
| Apr 17, 12:03 PM CDT | Flash Flood Warning | LOT | Cook, Kane, Lake, McHenry | 6 hr |
| Apr 17, 12:07 PM CDT | Flash Flood Warning | DVN | Rock Island | 6 hr |
| Apr 17, 12:17 PM CDT | River Flood Warning | LOT | LaSalle | 10 days |
| Apr 17, 12:18 PM CDT | Flash Flood Warning | LOT | DeKalb, Lee, Ogle | 6 hr |
| Apr 17, 12:22 PM CDT | Flash Flood Warning | DVN | Carroll, Whiteside | 6 hr |
| Apr 17, 12:25 PM CDT | River Flood Advisory | LOT | Grundy | 10 hr |
| Apr 17, 12:26 PM CDT | River Flood Warning | ILX | Marshall, Putnam | 24 days |
| Apr 17, 12:26 PM CDT | River Flood Warning | ILX | Peoria, Tazewell, Woodford | 28 days |
| Apr 17, 12:30 PM CDT | River Flood Warning | LSX | Morgan, Pike | 36 days |
| Apr 17, 12:30 PM CDT | River Flood Warning | LSX | Pike, Scott | 72 days |
| Apr 17, 12:30 PM CDT | River Flood Warning | LSX | Brown | 35 days |
| Apr 17, 12:33 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer | 42 min |
| Apr 17, 12:39 PM CDT | Severe Thunderstorm Watch | SPC | Hardin, Pope | 5 hr |
| Apr 17, 12:53 PM CDT | Special Weather Statement | LOT | Ogle, Winnebago | 37 min |
| Apr 17, 12:58 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Lee, Ogle, Winnebago | 62 min |
| Apr 17, 12:59 PM CDT | Wind Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 30 hr |
| Apr 17, 1:18 PM CDT | Flash Flood Warning | LOT | Boone, Kane, Lake, McHenry, Winnebago | 5 hr |
| Apr 17, 1:27 PM CDT | Special Weather Statement | LOT | Cook, DeKalb, DuPage, Kane, Lake, McHenry | 63 min |
| Apr 17, 1:33 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 30 more | 57 min |
| Apr 17, 1:44 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DeKalb, Kane, Lake, McHenry and 1 more | 61 min |
| Apr 17, 2:08 PM CDT | Special Weather Statement | ILX | Knox | 37 min |
| Apr 17, 2:11 PM CDT | Special Weather Statement | LOT | DeKalb, DuPage, Grundy, Kendall, LaSalle, Lee and 1 more | 64 min |
| Apr 17, 2:22 PM CDT | Special Weather Statement | DVN | McDonough | 53 min |
| Apr 17, 2:25 PM CDT | Special Weather Statement | DVN | Bureau | 65 min |
| Apr 17, 2:36 PM CDT | Special Weather Statement | ILX | Schuyler | 24 min |
| Apr 17, 2:44 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough, Warren | 46 min |
| Apr 17, 2:59 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Schuyler | 46 min |
| Apr 17, 3:04 PM CDT | Mesoscale Discussion | SPC | Cass, Champaign, Christian, Clark, Coles, Cumberland and 26 more | 56 min |
| Apr 17, 3:08 PM CDT | Flash Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 6 hr |
| Apr 17, 3:11 PM CDT | River Flood Warning | LOT | Cook | 61 hr |
| Apr 17, 3:14 PM CDT | Special Weather Statement | LOT | Cook, DuPage, Grundy, Kankakee, Livingston, Will | 31 min |
| Apr 17, 3:18 PM CDT | River Flood Advisory | LOT | Cook | 15 hr |
| Apr 17, 3:23 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 22 min |
| Apr 17, 3:26 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, Henderson, McDonough, Warren | 49 min |
| Apr 17, 3:29 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 46 min |
| Apr 17, 3:33 PM CDT | Tornado Watch | SPC | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 24 more | 8 hr |
| Apr 17, 3:38 PM CDT | Mesoscale Discussion | SPC | Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 1 more | 97 min |
| Apr 17, 3:39 PM CDT | Special Weather Statement | LOT | Kendall, LaSalle | 66 min |
| Apr 17, 3:45 PM CDT | Special Weather Statement | LOT | Ford, Iroquois, Kankakee | 60 min |
| Apr 17, 3:53 PM CDT | Mesoscale Discussion | SPC | Hardin, Pope | 67 min |
| Apr 17, 3:58 PM CDT | River Flood Warning | LOT | Ogle | 9 days |
| Apr 17, 3:58 PM CDT | River Flood Warning | LOT | Lee | 6 days |
| Apr 17, 3:58 PM CDT | River Flood Warning | LOT | Winnebago | 5 days |
| Apr 17, 4:10 PM CDT | Gale Watch | LOT | 11 hr | |
| Apr 17, 4:10 PM CDT | Gale Warning | LOT | 17 hr | |
| Apr 17, 4:13 PM CDT | Special Weather Statement | ILX | Fulton, Tazewell, Woodford | 62 min |
| Apr 17, 4:19 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Peoria, Tazewell | 41 min |
| Apr 17, 4:20 PM CDT | River Flood Warning | LOT | Kane, Kendall | 17 days |
| Apr 17, 4:20 PM CDT | River Flood Warning | LOT | LaSalle | 9 days |
| Apr 17, 4:20 PM CDT | River Flood Warning | LOT | Lake | 10 days |
| Apr 17, 4:20 PM CDT | River Flood Warning | LOT | Cook | 10 days |
| Apr 17, 4:20 PM CDT | River Flood Warning | LOT | Cook | 9 days |
| Apr 17, 4:20 PM CDT | River Flood Warning | LOT | Will | 4 days |
| Apr 17, 4:35 PM CDT | Special Marine Warning | LOT | 40 min | |
| Apr 17, 4:43 PM CDT | Areal Flood Advisory | ILX | Fulton, Schuyler | 6 hr |
| Apr 17, 4:46 PM CDT | Flash Flood Warning | LOT | Cook | 4 hr |
| Apr 17, 5:02 PM CDT | Special Weather Statement | ILX | Mason | 43 min |
| Apr 17, 5:17 PM CDT | Special Weather Statement | DVN | Hancock, Henderson | 58 min |
| Apr 17, 5:39 PM CDT | Special Weather Statement | ILX | Coles, Douglas | 36 min |
| Apr 17, 6:02 PM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Pike | 88 min |
| Apr 17, 6:12 PM CDT | Areal Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 8 more | 18 hr |
| Apr 17, 6:16 PM CDT | Special Weather Statement | ILX | Champaign | 59 min |
| Apr 17, 6:21 PM CDT | River Flood Warning | DVN | Hancock, McDonough | 6 days |
| Apr 17, 6:24 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 66 min |
| Apr 17, 6:26 PM CDT | Special Weather Statement | ILX | Tazewell | 49 min |
| Apr 17, 6:38 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 37 min |
| Apr 17, 6:42 PM CDT | Tornado Warning | LSX | Adams | 48 min |
| Apr 17, 6:46 PM CDT | Mesoscale Discussion | SPC | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 18 more | 89 min |
| Apr 17, 6:48 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle, Livingston | 57 min |
| Apr 17, 6:55 PM CDT | Areal Flood Advisory | ILX | Champaign | 3 hr |
| Apr 17, 7:01 PM CDT | Tornado Warning | LSX | Adams | 29 min |
| Apr 17, 7:17 PM CDT | Flash Flood Warning | ILX | Peoria, Tazewell, Woodford | 15 hr |
| Apr 17, 7:23 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 37 min |
| Apr 17, 7:27 PM CDT | Tornado Warning | LSX | Adams, Brown, Pike | 33 min |
| Apr 17, 7:31 PM CDT | Special Weather Statement | LOT | Iroquois | 29 min |
| Apr 17, 7:44 PM CDT | Flash Flood Warning | LOT | Grundy, LaSalle, Livingston | 8 hr |
| Apr 17, 7:46 PM CDT | Flash Flood Warning | LSX | Adams, Pike | 8 hr |
| Apr 17, 7:59 PM CDT | Tornado Warning | ILX | Cass, Fulton, Mason, Schuyler | 31 min |
| Apr 17, 8:00 PM CDT | Tornado Warning | LSX | Adams, Brown | 30 min |
| Apr 17, 8:18 PM CDT | River Flood Warning | DVN | Henry | 6 days |
| Apr 17, 8:21 PM CDT | Mesoscale Discussion | SPC | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 21 more | 84 min |
| Apr 17, 8:29 PM CDT | River Flood Warning | LOT | Boone | 3 days |
| Apr 17, 8:31 PM CDT | Flash Flood Warning | ILX | Fulton, Knox, Marshall, Peoria, Schuyler, Stark and 1 more | 14 hr |
| Apr 17, 8:31 PM CDT | River Flood Watch | LOT | DeKalb | 8 hr |
| Apr 17, 8:36 PM CDT | Special Weather Statement | DVN | McDonough | 54 min |
| Apr 17, 8:41 PM CDT | Special Weather Statement | ILX | Fulton | 49 min |
| Apr 17, 8:53 PM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Pike, Scott | 97 min |
| Apr 17, 9:02 PM CDT | Flash Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 6 hr |
| Apr 17, 9:03 PM CDT | River Flood Warning | LOT | Kankakee | 62 hr |
| Apr 17, 9:03 PM CDT | River Flood Warning | LOT | Grundy, Will | 56 hr |
| Apr 17, 9:09 PM CDT | River Flood Warning | DVN | Jo Daviess | 56 hr |
| Apr 17, 9:09 PM CDT | River Flood Warning | DVN | Carroll, Whiteside | 4 days |
| Apr 17, 9:14 PM CDT | River Flood Watch | LOT | Iroquois | 23 hr |
| Apr 17, 9:14 PM CDT | River Flood Watch | LOT | Iroquois, Kankakee | 33 hr |
| Apr 17, 9:14 PM CDT | River Flood Watch | LOT | Iroquois | 23 hr |
| Apr 17, 9:15 PM CDT | Small Craft Advisory | LOT | 10 hr | |
| Apr 17, 9:20 PM CDT | River Flood Warning | LOT | Will | 4 days |
| Apr 17, 9:20 PM CDT | River Flood Warning | LOT | DuPage | 3 days |
| Apr 17, 9:23 PM CDT | River Flood Warning | LOT | LaSalle | 3 days |
| Apr 17, 9:27 PM CDT | River Flood Watch | LOT | Livingston | 23 hr |
| Apr 17, 9:30 PM CDT | River Flood Warning | ILX | McLean, Tazewell, Woodford | 3 days |
| Apr 17, 9:47 PM CDT | River Flood Warning | ILX | Cass, Mason | 11 days |
| Apr 17, 9:51 PM CDT | River Flood Warning | PAH | Wayne, White | 3 days |
| Apr 17, 9:57 PM CDT | Tornado Watch | SPC | Adams, Brown, Pike | 7 hr |
| Apr 17, 10:05 PM CDT | River Flood Warning | PAH | Alexander, Jackson, Union | 38 days |
| Apr 17, 10:05 PM CDT | River Flood Warning | PAH | Alexander | 32 days |
| Apr 17, 10:30 PM CDT | Special Weather Statement | ILX | Marshall, Peoria, Tazewell, Woodford | 60 min |
| Apr 17, 10:31 PM CDT | River Flood Warning | LOT | Grundy | 7 days |
| Apr 17, 10:31 PM CDT | River Flood Warning | LOT | Grundy | 53 hr |
| Apr 17, 10:31 PM CDT | River Flood Warning | LOT | Cook | 39 hr |
| Apr 17, 10:48 PM CDT | Mesoscale Discussion | SPC | Champaign, Christian, Coles, DeWitt, Douglas, Edgar and 12 more | 57 min |
| Apr 17, 11:46 PM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Morgan, Pike, Scott | 89 min |
| Apr 18, 1:17 AM CDT | Flash Flood Warning | DVN | Carroll, Jo Daviess | 9 hr |
| Apr 18, 2:01 AM CDT | Mesoscale Discussion | SPC | Calhoun, Jersey | 89 min |
| Apr 18, 2:15 AM CDT | Areal Flood Warning | LOT | Grundy, Kankakee, LaSalle, Livingston, Will | 10 hr |
| Apr 18, 2:46 AM CDT | Flash Flood Warning | DVN | Bureau, Henry, Mercer, Putnam, Rock Island | 9 hr |
| Apr 18, 2:57 AM CDT | Flash Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 9 hr |
| Apr 18, 3:19 AM CDT | Gale Watch | LOT | 12 hr | |
| Apr 18, 3:19 AM CDT | Gale Warning | LOT | 48 hr | |
| Apr 18, 3:32 AM CDT | Flash Flood Warning | LSX | Adams, Brown, Pike | 12 hr |
| Apr 18, 3:46 AM CDT | Areal Flood Warning | DVN | Carroll, Jo Daviess, Stephenson, Whiteside | 18 hr |
| Apr 18, 3:50 AM CDT | Wind Advisory | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 14 more | 7 hr |
| Apr 18, 3:58 AM CDT | Wind Advisory | LSX | Bond, Clinton, Fayette, Macoupin, Madison, Marion and 5 more | 9 hr |
| Apr 18, 4:01 AM CDT | Wind Advisory | LOT | Ford, Iroquois, Kankakee, Livingston | 5 hr |
| Apr 18, 4:02 AM CDT | Mesoscale Discussion | SPC | Calhoun, Greene, Jersey, Monroe | 58 min |
| Apr 18, 4:05 AM CDT | Flash Flood Warning | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kendall and 3 more | 8 hr |
| Apr 18, 4:34 AM CDT | Special Marine Warning | LOT | 116 min | |
| Apr 18, 4:42 AM CDT | River Flood Warning | DVN | Jo Daviess | 7 days |
| Apr 18, 4:52 AM CDT | River Flood Warning | LOT | DeKalb | 33 hr |
| Apr 18, 4:57 AM CDT | Special Weather Statement | ILX | Fulton, Mason, Menard, Peoria, Tazewell | 63 min |
| Apr 18, 5:36 AM CDT | Mesoscale Discussion | SPC | Bond, Clinton, Fayette, Madison, Monroe, Montgomery and 3 more | 54 min |
| Apr 18, 5:42 AM CDT | Tornado Watch | SPC | Bond, Clinton, Fayette, Jersey, Macoupin, Madison and 6 more | 8 hr |
| Apr 18, 5:45 AM CDT | Special Weather Statement | ILX | Marshall, Woodford | 30 min |
| Apr 18, 5:45 AM CDT | River Flood Warning | LOT | Cook | 46 hr |
| Apr 18, 5:58 AM CDT | Flash Flood Warning | LOT | Cook, Ford, Grundy, Iroquois, Kankakee, LaSalle and 2 more | 8 hr |
| Apr 18, 6:14 AM CDT | Special Weather Statement | LOT | Cook, DuPage, Grundy, Kankakee, Kendall, LaSalle and 2 more | 61 min |
| Apr 18, 6:45 AM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 18, 7:06 AM CDT | Special Weather Statement | LOT | Cook, DuPage, Kankakee, Will | 39 min |
| Apr 18, 7:09 AM CDT | Special Weather Statement | LOT | Cook, DuPage, Kankakee, Will | 36 min |
| Apr 18, 7:18 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kankakee, Will | 57 min |
| Apr 18, 7:24 AM CDT | Special Marine Warning | LOT | 2 hr | |
| Apr 18, 7:25 AM CDT | Mesoscale Discussion | SPC | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 17 more | 95 min |
| Apr 18, 8:05 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 40 min |
| Apr 18, 8:09 AM CDT | Severe Thunderstorm Warning | LOT | Iroquois, Kankakee | 96 min |
| Apr 18, 8:31 AM CDT | Tornado Watch | SPC | Clark, Clay, Coles, Crawford, Cumberland, Douglas and 6 more | 7 hr |
| Apr 18, 8:57 AM CDT | Severe Thunderstorm Warning | ILX | Edgar, Vermilion | 63 min |
| Apr 18, 9:10 AM CDT | Areal Flood Advisory | LSX | Monroe | 7 hr |
| Apr 18, 9:18 AM CDT | River Flood Warning | PAH | Gallatin, Wayne, White | 24 days |
| Apr 18, 9:25 AM CDT | River Flood Warning | ILX | Sangamon | 6 days |
| Apr 18, 9:25 AM CDT | River Flood Warning | ILX | Menard | 9 days |
| Apr 18, 9:25 AM CDT | River Flood Warning | ILX | Cass, Mason, Menard | 9 days |
| Apr 18, 9:25 AM CDT | Tornado Watch | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 8 hr |
| Apr 18, 9:28 AM CDT | Special Weather Statement | ILX | Clark, Crawford, Cumberland, Jasper | 62 min |
| Apr 18, 9:42 AM CDT | Special Weather Statement | ILX | Clay | 63 min |
| Apr 18, 10:01 AM CDT | Areal Flood Warning | ILX | Fulton, Knox, Marshall, Peoria, Schuyler, Stark and 2 more | 36 hr |
| Apr 18, 10:21 AM CDT | Areal Flood Advisory | LSX | Bond, Fayette, Macoupin, Madison, Montgomery, Saint Clair | 8 hr |
| Apr 18, 10:27 AM CDT | Special Weather Statement | ILX | Clark, Clay, Crawford, Jasper, Lawrence, Richland | 63 min |
| Apr 18, 10:29 AM CDT | River Flood Warning | PAH | Gallatin, Wabash, White | 25 days |
| Apr 18, 11:14 AM CDT | Mesoscale Discussion | SPC | Clark, Clay, Crawford, Jasper, Lawrence, Marion and 4 more | 2 hr |
| Apr 18, 11:23 AM CDT | Areal Flood Advisory | ILX | Champaign, Coles, Cumberland, Douglas, Effingham, Moultrie and 1 more | 6 hr |
| Apr 18, 11:42 AM CDT | Areal Flood Warning | DVN | Bureau, Henry, Mercer, Putnam, Rock Island, Whiteside | 9 hr |
| Apr 18, 11:51 AM CDT | Areal Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 9 hr |
| Apr 18, 11:51 AM CDT | Flash Flood Warning | LSX | Bond, Clinton, Madison, Monroe, Saint Clair | 6 hr |
| Apr 18, 12:00 PM CDT | Flash Flood Warning | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kankakee and 5 more | 8 hr |
| Apr 18, 12:46 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Fayette, Marion, Washington | 44 min |
| Apr 18, 12:48 PM CDT | Mesoscale Discussion | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 87 min |
| Apr 18, 1:01 PM CDT | Flash Flood Warning | ILX | Sangamon | 21 hr |
| Apr 18, 1:10 PM CDT | Tornado Warning | PAH | Jackson | 35 min |
| Apr 18, 1:17 PM CDT | River Flood Warning | PAH | Jackson | 25 days |
| Apr 18, 1:18 PM CDT | Special Weather Statement | ILX | Clay, Cumberland, Effingham, Jasper | 42 min |
| Apr 18, 1:28 PM CDT | Areal Flood Warning | LOT | Boone, DeKalb, Kane, Lake, Lee, McHenry and 2 more | 6 hr |
| Apr 18, 1:29 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Cumberland, Effingham, Jasper | 31 min |
| Apr 18, 1:30 PM CDT | Tornado Warning | PAH | Jackson, Perry | 30 min |
| Apr 18, 1:47 PM CDT | Tornado Warning | PAH | Franklin, Jackson, Williamson | 28 min |
| Apr 18, 1:57 PM CDT | Special Weather Statement | ILX | Clark, Edgar | 63 min |
| Apr 18, 1:57 PM CDT | Tornado Warning | PAH | Franklin, Jefferson, Perry | 33 min |
| Apr 18, 2:11 PM CDT | Tornado Warning | PAH | Franklin | 34 min |
| Apr 18, 2:18 PM CDT | Flash Flood Warning | ILX | Champaign, Coles, Cumberland, Douglas, Effingham, Moultrie and 2 more | 18 hr |
| Apr 18, 2:30 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Franklin, Hamilton, Jefferson, Wabash, Wayne and 1 more | 60 min |
| Apr 18, 2:33 PM CDT | Tornado Warning | PAH | Franklin, Hamilton | 42 min |
| Apr 18, 2:34 PM CDT | Areal Flood Advisory | LSX | Clinton, Marion, Randolph, Washington | 4 hr |
| Apr 18, 2:47 PM CDT | Mesoscale Discussion | SPC | Clark, Crawford, Lawrence | 88 min |
| Apr 18, 2:54 PM CDT | Special Weather Statement | DVN | Henry, Mercer, Rock Island, Warren | 51 min |
| Apr 18, 3:25 PM CDT | Special Weather Statement | ILX | Knox, Mason, Peoria, Stark, Tazewell | 65 min |
| Apr 18, 3:26 PM CDT | Special Weather Statement | DVN | Henry, Rock Island | 64 min |
| Apr 18, 3:42 PM CDT | Special Weather Statement | DVN | Henry, Whiteside | 63 min |
| Apr 18, 4:04 PM CDT | Special Weather Statement | ILX | Christian, DeWitt, Logan, Macon, Sangamon | 56 min |
| Apr 18, 4:05 PM CDT | Areal Flood Advisory | ILX | Vermilion | 16 hr |
| Apr 18, 4:14 PM CDT | Special Weather Statement | DVN | Bureau, Carroll, Jo Daviess, Putnam, Stephenson, Whiteside | 61 min |
| Apr 18, 4:33 PM CDT | Special Weather Statement | ILX | Marshall, Woodford | 57 min |
| Apr 18, 4:39 PM CDT | Special Weather Statement | DVN | Bureau, Carroll, Putnam, Stephenson | 51 min |
| Apr 18, 4:40 PM CDT | Areal Flood Advisory | ILX | Clark, Clay, Crawford, Edgar, Jasper | 18 hr |
| Apr 18, 4:52 PM CDT | Small Craft Advisory | LOT | 5 hr | |
| Apr 18, 5:22 PM CDT | Special Weather Statement | ILX | Champaign, DeWitt, McLean, Vermilion | 53 min |
| Apr 18, 5:27 PM CDT | Special Weather Statement | ILX | Clark, Coles, Cumberland, Douglas, Edgar, Moultrie and 2 more | 63 min |
| Apr 18, 6:01 PM CDT | Areal Flood Warning | LSX | Bond, Clinton, Madison, Monroe, Saint Clair | 18 hr |
| Apr 18, 6:08 PM CDT | Flash Flood Warning | ILX | Fulton | 22 hr |
| Apr 18, 6:46 PM CDT | Areal Flood Advisory | PAH | Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more | 6 hr |
| Apr 18, 6:50 PM CDT | Areal Flood Advisory | PAH | Edwards, Franklin, Gallatin, Hamilton, Hardin, Jackson and 9 more | 6 hr |
| Apr 18, 6:55 PM CDT | Areal Flood Warning | LSX | Bond, Clinton, Fayette, Marion, Randolph, Washington | 18 hr |
| Apr 18, 7:36 PM CDT | Areal Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more | 36 hr |
| Apr 18, 7:54 PM CDT | River Flood Warning | LOT | Iroquois | 6 days |
| Apr 18, 8:07 PM CDT | River Flood Warning | LOT | Iroquois | 58 hr |
| Apr 18, 8:43 PM CDT | River Flood Advisory | LOT | Livingston | 9 hr |
| Apr 18, 8:57 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin | 63 min |
| Apr 18, 10:14 PM CDT | Flash Flood Warning | ILX | Vermilion | 11 hr |
| Apr 19, 4:27 AM CDT | Frost Advisory | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 9 more | 28 hr |
| Apr 19, 4:27 AM CDT | Freeze Warning | LSX | Adams, Brown | 28 hr |
| Apr 19, 4:59 AM CDT | Frost Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 27 hr |
| Apr 19, 5:32 AM CDT | Areal Flood Warning | DVN | Hancock | 12 hr |
| Apr 19, 5:49 AM CDT | River Flood Warning | LOT | Livingston | 23 hr |
| Apr 19, 5:55 AM CDT | River Flood Warning | LOT | Iroquois, Kankakee | 29 hr |
| Apr 19, 8:14 AM CDT | Areal Flood Warning | ILX | Champaign, Coles, Cumberland, Douglas, Effingham, Moultrie and 2 more | 24 hr |
| Apr 19, 10:39 AM CDT | Flash Flood Watch | ILX | Sangamon | 19 hr |
| Apr 19, 12:40 PM CDT | River Flood Warning | PAH | Massac, Pulaski | 30 days |
| Apr 19, 12:40 PM CDT | River Flood Warning | PAH | Alexander, Pulaski | 32 days |
| Apr 19, 2:14 PM CDT | Frost Advisory | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 17 hr |
| Apr 19, 2:14 PM CDT | Freeze Warning | ILX | Cass, Champaign, Christian, Clark, Coles, Cumberland and 15 more | 17 hr |
| Apr 19, 6:35 PM CDT | Storm Warning | LOT | 3 hr | |
| Apr 19, 10:02 PM CDT | Areal Flood Warning | ILX | Fulton, Knox, Marshall, Peoria, Schuyler, Stark and 1 more | 12 hr |
| Apr 19, 10:02 PM CDT | Small Craft Advisory | LOT | 15 hr | |
| Apr 20, 7:49 AM CDT | Areal Flood Warning | ILX | Champaign, Douglas, Vermilion | 12 hr |
| Apr 20, 8:39 AM CDT | River Flood Warning | LSX | Clinton | 40 days |
| Apr 20, 8:39 AM CDT | River Flood Warning | LSX | Clinton, Marion | 9 days |
| Apr 20, 11:12 AM CDT | River Flood Warning | PAH | Gallatin, Hardin | 49 hr |
| Apr 20, 11:12 AM CDT | River Flood Warning | PAH | Massac | 28 days |
| Apr 20, 11:15 AM CDT | River Flood Advisory | LOT | Iroquois, Kankakee | 62 hr |
| Apr 20, 2:17 PM CDT | Areal Flood Warning | ILX | Fulton, Knox, Marshall, Peoria, Schuyler, Stark and 1 more | 12 hr |
| Apr 20, 2:55 PM CDT | Gale Watch | LOT | 24 hr | |
| Apr 21, 2:09 AM CDT | Areal Flood Warning | ILX | Fulton, Marshall, Peoria, Schuyler, Tazewell, Woodford | 36 hr |
| Apr 23, 3:21 AM CDT | Small Craft Advisory | LOT | 36 hr | |
| Apr 23, 6:55 PM CDT | River Flood Advisory | LOT | Will | 39 hr |
| Apr 24, 3:06 PM CDT | Frost Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 17 hr |
| Apr 25, 3:38 PM CDT | Frost Advisory | ILX | Champaign, Clark, Coles, Cumberland, Douglas, Edgar and 1 more | 15 hr |
| Apr 26, 3:00 AM CDT | Small Craft Advisory | LOT | 19 hr | |
| Apr 28, 4:35 PM CDT | Marine Dense Fog Advisory | LOT | 22 hr | |
| Apr 28, 5:43 PM CDT | Dense Fog Advisory | LOT | Lake | 12 hr |
| Apr 29, 3:16 AM CDT | Dense Fog Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 5 hr |
| Apr 29, 3:37 AM CDT | Dense Fog Advisory | LSX | Bond, Clinton, Fayette, Madison, Marion, Monroe and 4 more | 4 hr |
| Apr 29, 12:24 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 51 min |
| Apr 29, 1:02 PM CDT | Special Weather Statement | DVN | Stephenson | 58 min |
| Apr 29, 2:30 PM CDT | Special Weather Statement | LOT | McHenry | 60 min |
| Apr 29, 8:17 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 43 min |
| Apr 29, 8:56 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 49 min |
| Apr 29, 9:00 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Jo Daviess, Lake, McHenry, Ogle and 2 more | 2 hr |
| Apr 29, 10:21 PM CDT | Severe Thunderstorm Watch | SPC | Carroll, Jo Daviess, Rock Island, Stephenson | 5 hr |
| Apr 30, 3:32 AM CDT | Small Craft Advisory | LOT | 16 hr |
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 | 58 |
| Tornado Warning | 17 |
| Severe Thunderstorm Watch | 6 |
| Tornado Watch | 8 |
| Mesoscale Discussion | 34 |
| Special Weather Statement | 81 |
| Flooding | |
| Areal Flood Warning | 16 |
| Flash Flood Warning | 29 |
| River Flood Warning | 119 |
| Flash Flood Watch | 5 |
| Flood Watch | 1 |
| River Flood Watch | 24 |
| Areal Flood Advisory | 12 |
| River Flood Advisory | 16 |
| Cold | |
| Freeze Warning | 2 |
| Frost Advisory | 7 |
| Wind and dust | |
| Wind Advisory | 8 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Marine | |
| Gale Warning | 5 |
| Special Marine Warning | 10 |
| Storm Warning | 1 |
| Gale Watch | 7 |
| Marine Dense Fog Advisory | 3 |
| Small Craft Advisory | 11 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Vermilion County34
- Champaign County32
- Cook County28
- Douglas County28
- Edgar County28
- Iroquois County27
- Piatt County27
- Fulton County27
- LaSalle County26
- Shelby County26
- Tazewell County26
- Lake County25
- Winnebago County25
- Coles County25
- Moultrie County25
- Madison County25
- Wabash County25
- Pike County25
- Kane County24
- Crawford County24
- Macon County24
- Rock Island County23
- Will County23
- Cumberland County23
- DeKalb County22
- Clark County22
- Fayette County22
- Jasper County22
- Jersey County22
- DeWitt County22
- Schuyler County22
- Livingston County22
- DuPage County21
- Grundy County21
- Hancock County21
- Monroe County21
- Saint Clair County21
- Clinton County21
- Jefferson County21
- White County21
62 more counties
- Macoupin County21
- Mason County21
- Sangamon County21
- Kankakee County21
- Henderson County20
- McDonough County20
- Bond County20
- Effingham County20
- Lawrence County20
- Jackson County20
- Washington County20
- Franklin County20
- Marion County20
- Wayne County20
- Calhoun County20
- Adams County20
- Peoria County20
- Woodford County20
- Ogle County19
- Henry County19
- Clay County19
- Randolph County19
- Montgomery County19
- Cass County19
- Gallatin County19
- Hardin County19
- Mercer County18
- Kendall County18
- Whiteside County18
- Bureau County18
- Lee County18
- Christian County18
- Alexander County18
- Perry County18
- Edwards County18
- Brown County18
- Menard County18
- Warren County17
- Hamilton County17
- Greene County17
- Logan County17
- McLean County17
- Morgan County17
- Marshall County17
- Jo Daviess County16
- Carroll County16
- McHenry County16
- Union County16
- Williamson County15
- Ford County15
- Massac County15
- Pulaski County15
- Scott County15
- Pope County15
- Stephenson County14
- Richland County14
- Saline County14
- Johnson County14
- Knox County14
- Boone County13
- Putnam County12
- Stark County11
Nearby
Alerts in force nowTornadoes on recordThe radar archive20122014
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Warning verification from the Mesonet's Cow. Rebuilt daily.