Alert archive / Illinois / 2011
Weather alerts in Illinois, July 2011
373 weather alerts in July 2011, 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 July 2011. Tap one for its archive.
- Alerts
- 373
- Warnings
- 181
- Watches
- 24
- Advisories
- 75
- Busiest day
- July 29, 201135 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 |
|---|---|---|---|---|
| Jun 30, 7:14 PM CDT | Special Marine Warning | LOT | 61 min | |
| Jun 30, 7:58 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Jun 30, 8:07 PM CDT | Mesoscale Discussion | SPC | Cook, DuPage, Lake, Will | 23 min |
| Jun 30, 8:15 PM CDT | Severe Thunderstorm Watch | SPC | Cook, DuPage, Iroquois, Kankakee, Lake, Will | 4 hr |
| Jun 30, 8:21 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 24 min |
| Jun 30, 8:23 PM CDT | Special Marine Warning | LOT | 113 min | |
| Jun 30, 8:35 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Lake | 55 min |
| Jun 30, 8:41 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 64 min |
| Jun 30, 9:19 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee, Will | 41 min |
| Jun 30, 9:35 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 55 min |
| Jun 30, 10:15 PM CDT | Severe Thunderstorm Warning | LOT | Kankakee, Will | 45 min |
| Jun 30, 10:15 PM CDT | Mesoscale Discussion | SPC | Champaign, Clark, Coles, Crawford, Cumberland, Douglas and 7 more | 60 min |
| Jul 1, 7:02 AM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 28 min |
| Jul 1, 7:43 AM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 48 min |
| Jul 1, 10:36 AM CDT | Small Craft Advisory | LOT | 11 hr | |
| Jul 1, 12:54 PM CDT | Special Marine Warning | LOT | 66 min | |
| Jul 1, 1:14 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 42 min |
| Jul 2, 1:06 PM CDT | Mesoscale Discussion | SPC | Bureau, Champaign, Cook, DeKalb, DeWitt, DuPage and 26 more | 54 min |
| Jul 2, 2:39 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 11 more | 5 hr |
| Jul 2, 2:50 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calhoun, Cass, Champaign, Christian and 26 more | 7 hr |
| Jul 2, 6:17 PM CDT | Mesoscale Discussion | SPC | Calhoun, Cass, Champaign, Christian, DeWitt, Douglas and 16 more | 58 min |
| Jul 2, 6:53 PM CDT | Special Weather Statement | ILX | Vermilion | 52 min |
| Jul 2, 7:15 PM CDT | Special Weather Statement | ILX | Vermilion | 30 min |
| Jul 2, 7:34 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 56 min |
| Jul 2, 8:56 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 34 min |
| Jul 2, 10:54 PM CDT | Severe Thunderstorm Warning | ILX | Coles | 36 min |
| Jul 2, 11:15 PM CDT | Flash Flood Warning | ILX | Edgar | 5 hr |
| Jul 3, 12:05 AM CDT | Flash Flood Warning | ILX | Coles, Cumberland, Shelby | 5 hr |
| Jul 3, 9:43 AM CDT | River Flood Warning | IND | Clark, Crawford | 36 hr |
| Jul 3, 9:43 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 44 hr |
| Jul 3, 9:43 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 36 hr |
| Jul 3, 10:51 AM CDT | Heat Advisory | PAH | Alexander, Franklin, Hardin, Jackson, Johnson, Massac and 6 more | 7 hr |
| Jul 3, 12:26 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Clay, Clinton, Effingham, Fayette and 11 more | 64 min |
| Jul 3, 1:15 PM CDT | Severe Thunderstorm Watch | SPC | Bond, Calhoun, Clay, Clinton, Crawford, Edwards and 22 more | 6 hr |
| Jul 3, 1:31 PM CDT | Severe Thunderstorm Warning | LSX | Randolph, Saint Clair, Washington | 44 min |
| Jul 3, 1:38 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson | 37 min |
| Jul 3, 1:45 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Wayne | 34 min |
| Jul 3, 2:13 PM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Wayne | 28 min |
| Jul 3, 2:23 PM CDT | Flash Flood Warning | PAH | Jefferson, Wayne | 2 hr |
| Jul 3, 2:39 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Monroe, Randolph, Saint Clair, Washington | 21 min |
| Jul 3, 2:50 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 40 min |
| Jul 3, 2:52 PM CDT | Severe Thunderstorm Warning | PAH | Hamilton | 23 min |
| Jul 3, 3:00 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Monroe, Randolph, Saint Clair, Washington | 45 min |
| Jul 3, 3:11 PM CDT | Severe Thunderstorm Warning | PAH | White | 34 min |
| Jul 3, 3:24 PM CDT | Areal Flood Advisory | LSX | Clinton, Marion, Monroe, Randolph, Saint Clair, Washington | 6 hr |
| Jul 3, 3:35 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Clark, Clay, Clinton, Crawford and 25 more | 55 min |
| Jul 3, 3:45 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton | 30 min |
| Jul 3, 3:56 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 49 min |
| Jul 3, 5:19 PM CDT | Mesoscale Discussion | SPC | Bond, Calhoun, Clay, Clinton, Edwards, Fayette and 24 more | 26 min |
| Jul 3, 6:46 PM CDT | Areal Flood Advisory | ILX | Clark | 3 hr |
| Jul 4, 3:35 AM CDT | Areal Flood Advisory | LSX | Monroe, Randolph | 3 hr |
| Jul 4, 4:15 AM CDT | Flash Flood Warning | LSX | Randolph | 6 hr |
| Jul 6, 11:47 AM CDT | River Flood Warning | LSX | Pike | 23 hr |
| Jul 6, 1:38 PM CDT | Mesoscale Discussion | SPC | Monroe | 97 min |
| Jul 6, 5:15 PM CDT | Special Weather Statement | DVN | Jo Daviess, Stephenson | 105 min |
| Jul 6, 6:14 PM CDT | Special Weather Statement | LOT | Ogle | 31 min |
| Jul 7, 5:03 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Bond, Clinton, Fayette, Jackson, Madison and 8 more | 7 hr |
| Jul 7, 5:24 PM CDT | Special Weather Statement | LOT | Iroquois | 36 min |
| Jul 7, 5:41 PM CDT | Flash Flood Warning | LSX | Fayette, Marion | 6 hr |
| Jul 7, 5:55 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 50 min |
| Jul 7, 6:29 PM CDT | Flash Flood Warning | LSX | Monroe, Randolph, Saint Clair | 6 hr |
| Jul 7, 6:39 PM CDT | Areal Flood Advisory | LSX | Bond, Fayette, Greene, Jersey, Macoupin, Montgomery | 6 hr |
| Jul 7, 6:48 PM CDT | Flash Flood Warning | ILX | Christian | 4 hr |
| Jul 7, 7:07 PM CDT | Tornado Warning | LSX | Monroe, Randolph | 23 min |
| Jul 7, 7:14 PM CDT | Flash Flood Warning | LSX | Bond, Fayette, Macoupin, Madison, Montgomery | 6 hr |
| Jul 7, 7:43 PM CDT | Areal Flood Advisory | ILX | Clay | 6 hr |
| Jul 7, 7:48 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 42 min |
| Jul 7, 7:51 PM CDT | Flash Flood Warning | LSX | Clinton, Madison, Monroe, Randolph, Saint Clair, Washington | 6 hr |
| Jul 7, 7:58 PM CDT | Mesoscale Discussion | SPC | Alexander, Jackson, Perry, Randolph, Union | 92 min |
| Jul 7, 8:02 PM CDT | Flash Flood Warning | PAH | Wayne | 4 hr |
| Jul 7, 8:10 PM CDT | Areal Flood Advisory | PAH | Franklin, Jackson, Jefferson, Perry, Union, Williamson | 4 hr |
| Jul 7, 8:37 PM CDT | Flash Flood Warning | PAH | Perry | 2 hr |
| Jul 7, 9:00 PM CDT | Areal Flood Advisory | PAH | Edwards, Hamilton, Wabash, White | 3 hr |
| Jul 7, 10:12 PM CDT | Flash Flood Warning | PAH | Edwards, Wabash | 3 hr |
| Jul 7, 10:19 PM CDT | Flash Flood Warning | PAH | Hamilton | 101 min |
| Jul 7, 11:30 PM CDT | Areal Flood Warning | LSX | Fayette, Marion | 10 hr |
| Jul 7, 11:54 PM CDT | Areal Flood Warning | PAH | Wayne | 3 hr |
| Jul 8, 12:03 AM CDT | Areal Flood Warning | LSX | Monroe | 9 hr |
| Jul 8, 1:36 AM CDT | Areal Flood Advisory | PAH | Hardin, Pope | 3 hr |
| Jul 8, 5:37 AM CDT | River Flood Warning | ILX | Clay, Richland | 58 hr |
| Jul 8, 10:19 AM CDT | River Flood Warning | LSX | Fayette | 10 hr |
| Jul 8, 3:17 PM CDT | Heat Advisory | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 4 days |
| Jul 9, 12:52 AM CDT | River Flood Warning | PAH | Wayne, White | 28 hr |
| Jul 9, 3:09 PM CDT | Heat Advisory | PAH | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 11 more | 27 hr |
| Jul 10, 3:02 AM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 40 hr |
| Jul 10, 3:53 AM CDT | Excessive Heat Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 10 hr |
| Jul 10, 11:54 AM CDT | Excessive Heat Warning | LSX | Bond, Calhoun, Clinton, Fayette, Jersey, Madison and 5 more | 55 hr |
| Jul 10, 1:28 PM CDT | Excessive Heat Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 56 hr |
| Jul 10, 1:28 PM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 25 hr |
| Jul 10, 1:58 PM CDT | Heat Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 5 hr |
| Jul 10, 2:45 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Champaign, DeKalb, DeWitt and 37 more | 2 hr |
| Jul 11, 3:12 AM CDT | Heat Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 16 hr |
| Jul 11, 3:30 AM CDT | Severe Thunderstorm Watch | SPC | Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more | 6 hr |
| Jul 11, 4:17 AM CDT | Heat Advisory | LOT | Ford, Iroquois, Kankakee, Livingston | 15 hr |
| Jul 11, 5:07 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 17 more | 113 min |
| Jul 11, 5:35 AM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess, Whiteside | 55 min |
| Jul 11, 5:37 AM CDT | Severe Thunderstorm Watch | SPC | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 9 more | 6 hr |
| Jul 11, 6:11 AM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside | 64 min |
| Jul 11, 6:16 AM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, LaSalle, Lee, Ogle, Winnebago | 59 min |
| Jul 11, 6:48 AM CDT | Special Marine Warning | LOT | 3 hr | |
| Jul 11, 6:53 AM CDT | Special Weather Statement | ILX | Schuyler | 52 min |
| Jul 11, 7:03 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Kendall and 6 more | 57 min |
| Jul 11, 7:10 AM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Cass, Cook, DeKalb, DuPage and 27 more | 95 min |
| Jul 11, 7:15 AM CDT | Special Weather Statement | ILX | Fulton | 60 min |
| Jul 11, 7:17 AM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle, Winnebago | 43 min |
| Jul 11, 7:44 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kendall, Lake, Will | 46 min |
| Jul 11, 7:50 AM CDT | Mesoscale Discussion | SPC | Champaign, Clark, Coles, Cook, DeWitt, Douglas and 14 more | 55 min |
| Jul 11, 8:01 AM CDT | Special Weather Statement | LOT | Kane, McHenry | 29 min |
| Jul 11, 8:22 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Will | 53 min |
| Jul 11, 8:33 AM CDT | Special Weather Statement | LOT | DuPage, Kendall, Lake | 42 min |
| Jul 11, 9:31 AM CDT | Lakeshore Flood Warning | LOT | Lake | 3 hr |
| Jul 11, 2:14 PM CDT | Excessive Heat Warning | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 29 hr |
| Jul 11, 5:16 PM CDT | Mesoscale Discussion | SPC | Cass, Champaign, DeWitt, Douglas, Ford, Fulton and 19 more | 59 min |
| Jul 12, 1:00 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 53 more | 2 hr |
| Jul 12, 1:45 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 49 more | 7 hr |
| Jul 12, 2:25 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 26 min |
| Jul 12, 2:31 PM CDT | Flash Flood Warning | LSX | Madison, Saint Clair | 3 hr |
| Jul 12, 3:20 PM CDT | Areal Flood Advisory | LSX | Adams | 102 min |
| Jul 12, 3:23 PM CDT | Areal Flood Advisory | LSX | Marion, Washington | 3 hr |
| Jul 12, 3:38 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown | 52 min |
| Jul 12, 3:42 PM CDT | Special Weather Statement | ILX | Clay | 63 min |
| Jul 12, 3:44 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 46 min |
| Jul 12, 3:48 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Christian and 38 more | 87 min |
| Jul 12, 3:56 PM CDT | Special Weather Statement | ILX | Sangamon | 64 min |
| Jul 12, 4:06 PM CDT | Flash Flood Warning | LSX | Marion | 3 hr |
| Jul 12, 4:18 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 27 min |
| Jul 12, 4:21 PM CDT | Flash Flood Warning | ILX | Clay | 6 hr |
| Jul 12, 4:31 PM CDT | Severe Thunderstorm Warning | LSX | Brown, Calhoun, Greene, Jersey, Pike | 44 min |
| Jul 12, 4:41 PM CDT | Areal Flood Advisory | PAH | Wabash | 2 hr |
| Jul 12, 4:44 PM CDT | Tornado Warning | LSX | Greene, Macoupin, Pike | 46 min |
| Jul 12, 4:46 PM CDT | Severe Thunderstorm Warning | ILX | Scott | 44 min |
| Jul 12, 4:48 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 42 min |
| Jul 12, 5:03 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey, Macoupin, Madison, Montgomery and 1 more | 57 min |
| Jul 12, 5:10 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Montgomery | 30 min |
| Jul 12, 5:39 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 51 min |
| Jul 12, 5:45 PM CDT | Flash Flood Warning | ILX | Lawrence, Richland | 5 hr |
| Jul 12, 5:51 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Marion | 39 min |
| Jul 12, 6:28 PM CDT | Flash Flood Warning | ILX | Crawford, Jasper | 5 hr |
| Jul 12, 6:37 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Lawrence | 38 min |
| Jul 12, 6:43 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Christian, Clark and 41 more | 62 min |
| Jul 12, 6:53 PM CDT | Areal Flood Warning | LSX | Marion | 4 hr |
| Jul 12, 7:04 PM CDT | Mesoscale Discussion | SPC | Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more | 86 min |
| Jul 12, 7:15 PM CDT | Areal Flood Advisory | PAH | Franklin, Jefferson, Perry | 2 hr |
| Jul 12, 7:50 PM CDT | Flash Flood Warning | LSX | Randolph | 3 hr |
| Jul 12, 7:59 PM CDT | Areal Flood Advisory | PAH | Wabash | 2 hr |
| Jul 12, 8:34 PM CDT | Flash Flood Warning | PAH | Jackson, Williamson | 86 min |
| Jul 12, 9:05 PM CDT | Areal Flood Advisory | PAH | Hardin, Johnson, Massac, Pope | 55 min |
| Jul 12, 9:33 PM CDT | Severe Thunderstorm Warning | PAH | Massac, Pope | 27 min |
| Jul 12, 9:43 PM CDT | Areal Flood Advisory | PAH | Massac, Pope, Pulaski | 62 min |
| Jul 12, 9:49 PM CDT | Areal Flood Advisory | PAH | Alexander, Pulaski, Union | 116 min |
| Jul 12, 11:01 PM CDT | Areal Flood Advisory | PAH | Alexander | 59 min |
| Jul 13, 3:38 AM CDT | Small Craft Advisory | LOT | 18 hr | |
| Jul 14, 2:46 PM CDT | Excessive Heat Watch | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 24 hr |
| Jul 14, 3:29 PM CDT | Excessive Heat Watch | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 23 hr |
| Jul 14, 3:40 PM CDT | Excessive Heat Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 24 hr |
| Jul 15, 2:23 PM CDT | Excessive Heat Warning | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 19 days |
| Jul 15, 3:03 PM CDT | Excessive Heat Warning | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 9 days |
| Jul 15, 3:42 PM CDT | Excessive Heat Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 9 days |
| Jul 16, 3:23 PM CDT | Excessive Heat Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 67 hr |
| Jul 17, 3:38 AM CDT | Heat Advisory | LOT | Boone, DeKalb, Ford, LaSalle, Lee, Livingston and 2 more | 16 hr |
| Jul 17, 3:40 PM CDT | Heat Advisory | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 60 hr |
| Jul 18, 6:30 AM CDT | Mesoscale Discussion | SPC | Boone, DeKalb, Kane, Lake, McHenry, Ogle and 2 more | 2 hr |
| Jul 18, 3:06 PM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 19 hr |
| Jul 19, 2:26 AM CDT | Excessive Heat Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 14 hr |
| Jul 19, 2:26 AM CDT | Excessive Heat Warning | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 5 days |
| Jul 19, 3:29 AM CDT | Marine Dense Fog Advisory | LOT | 30 hr | |
| Jul 19, 9:58 AM CDT | Excessive Heat Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 5 days |
| Jul 19, 10:53 AM CDT | Dense Fog Advisory | LOT | Lake | 10 hr |
| Jul 19, 1:04 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, DeKalb, Henry, Jo Daviess and 12 more | 86 min |
| Jul 19, 5:49 PM CDT | Areal Flood Advisory | ILX | Edgar | 4 hr |
| Jul 19, 6:09 PM CDT | Areal Flood Advisory | ILX | DeWitt, McLean | 4 hr |
| Jul 19, 11:27 PM CDT | Severe Thunderstorm Watch | SPC | Boone, Cook, DuPage, Kane, Lake, McHenry | 2 hr |
| Jul 21, 4:06 AM CDT | Excessive Heat Watch | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 24 hr |
| Jul 21, 11:54 AM CDT | Special Weather Statement | LOT | Boone, Winnebago | 36 min |
| Jul 21, 12:49 PM CDT | Mesoscale Discussion | SPC | DeKalb, DuPage, Kane, Lake, McHenry | 56 min |
| Jul 21, 7:09 PM CDT | Mesoscale Discussion | SPC | Henderson, Knox, Mercer, Rock Island, Warren | 96 min |
| Jul 22, 1:27 AM CDT | Special Weather Statement | LOT | DuPage, Kane | 33 min |
| Jul 22, 3:50 AM CDT | Excessive Heat Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 8 more | 24 hr |
| Jul 22, 3:50 AM CDT | Heat Advisory | LOT | DuPage | 7 hr |
| Jul 22, 4:35 AM CDT | Special Weather Statement | LOT | Lake, McHenry | 40 min |
| Jul 22, 6:07 AM CDT | Areal Flood Advisory | LOT | Lake, McHenry | 6 hr |
| Jul 22, 8:22 AM CDT | Special Marine Warning | LOT | 113 min | |
| Jul 22, 9:02 AM CDT | Flash Flood Warning | LOT | Lake, McHenry | 2 hr |
| Jul 22, 9:45 AM CDT | Special Weather Statement | LOT | Cook | 60 min |
| Jul 22, 10:13 AM CDT | Special Marine Warning | LOT | 103 min | |
| Jul 22, 3:59 PM CDT | Heat Advisory | DVN | Carroll, Jo Daviess, Stephenson | 23 hr |
| Jul 22, 7:38 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, DeKalb, DuPage, Grundy and 17 more | 97 min |
| Jul 23, 12:11 AM CDT | Special Weather Statement | LOT | Ogle, Winnebago | 64 min |
| Jul 23, 12:36 AM CDT | Flash Flood Warning | LOT | Boone, Cook, DeKalb, Kane, Lake, McHenry and 2 more | 6 hr |
| Jul 23, 12:41 AM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Lee, McHenry, Ogle, Winnebago | 64 min |
| Jul 23, 12:53 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 54 min |
| Jul 23, 12:58 AM CDT | Special Marine Warning | LOT | 2 hr | |
| Jul 23, 1:19 AM CDT | Flash Flood Warning | LOT | Cook, DuPage | 6 hr |
| Jul 23, 1:50 AM CDT | Special Weather Statement | LOT | DuPage | 55 min |
| Jul 23, 2:37 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane, Kendall, Will | 5 hr |
| Jul 23, 3:00 AM CDT | Special Marine Warning | LOT | 48 min | |
| Jul 23, 3:40 AM CDT | Heat Advisory | LOT | DeKalb, Grundy, Kane, Kendall, LaSalle, Lee and 2 more | 32 hr |
| Jul 23, 5:21 AM CDT | River Flood Warning | LOT | Cook | 38 hr |
| Jul 23, 5:21 AM CDT | River Flood Warning | LOT | Cook | 3 days |
| Jul 23, 6:14 AM CDT | River Flood Advisory | LOT | Will | 9 hr |
| Jul 23, 6:30 AM CDT | Flash Flood Warning | LOT | Boone, Cook, DeKalb, Kane, Lake, Lee and 3 more | 5 hr |
| Jul 23, 7:30 AM CDT | Flash Flood Warning | LOT | Cook, DuPage, Kane, Will | 4 hr |
| Jul 23, 9:37 AM CDT | River Flood Warning | LOT | Kane, McHenry | 11 hr |
| Jul 23, 9:37 AM CDT | River Flood Warning | LOT | Kane, Kendall | 23 hr |
| Jul 23, 11:13 AM CDT | Areal Flood Warning | LOT | Cook, DuPage, Lake | 19 hr |
| Jul 23, 2:18 PM CDT | Mesoscale Discussion | SPC | Champaign, DeWitt, Ford, Iroquois, Kankakee, Livingston and 6 more | 87 min |
| Jul 23, 2:32 PM CDT | Flash Flood Watch | DVN | Carroll, Jo Daviess, Stephenson, Whiteside | 14 hr |
| Jul 23, 2:46 PM CDT | River Flood Warning | LOT | Will | 43 hr |
| Jul 23, 4:15 PM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Kane, Kendall, Lake and 4 more | 18 hr |
| Jul 23, 6:10 PM CDT | Special Weather Statement | DVN | Henderson | 50 min |
| Jul 23, 6:34 PM CDT | Severe Thunderstorm Warning | DVN | Henderson | 45 min |
| Jul 23, 7:17 PM CDT | Special Weather Statement | DVN | Hancock | 43 min |
| Jul 23, 8:57 PM CDT | Areal Flood Advisory | LOT | Iroquois | 4 hr |
| Jul 23, 9:18 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 57 min |
| Jul 23, 11:27 PM CDT | Special Weather Statement | LOT | Cook, DeKalb, DuPage, Kane | 63 min |
| Jul 23, 11:43 PM CDT | Flash Flood Warning | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kendall and 2 more | 6 hr |
| Jul 24, 4:29 AM CDT | Severe Thunderstorm Warning | DVN | Henry, Rock Island, Whiteside | 37 min |
| Jul 24, 5:21 AM CDT | Special Weather Statement | DVN | Bureau, Carroll, Henry, Jo Daviess, Stephenson, Whiteside | 54 min |
| Jul 24, 5:51 AM CDT | Special Weather Statement | LOT | Lee, Ogle, Winnebago | 24 min |
| Jul 24, 6:15 AM CDT | Mesoscale Discussion | SPC | DeKalb, DuPage, Kane, Kendall, Lee, Ogle and 1 more | 3 hr |
| Jul 24, 6:19 AM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, Kendall, Lee, McHenry and 2 more | 56 min |
| Jul 24, 6:44 AM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Grundy, Kendall, LaSalle, Lee, Livingston | 47 min |
| Jul 24, 7:34 AM CDT | Special Weather Statement | ILX | Marshall | 56 min |
| Jul 24, 8:16 AM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Kankakee, Livingston, Will | 59 min |
| Jul 24, 8:22 AM CDT | Areal Flood Advisory | ILX | McLean, Marshall, Woodford | 3 hr |
| Jul 24, 8:26 AM CDT | Flash Flood Warning | LOT | Cook, Kane, Kendall, Will | 106 min |
| Jul 24, 8:31 AM CDT | Special Weather Statement | LOT | DuPage | 29 min |
| Jul 24, 8:32 AM CDT | Special Weather Statement | ILX | McLean | 58 min |
| Jul 24, 8:54 AM CDT | River Flood Advisory | LOT | Kane, Kendall | 11 hr |
| Jul 24, 9:54 AM CDT | Special Weather Statement | ILX | Champaign, Douglas, Edgar, Vermilion | 66 min |
| Jul 24, 10:07 AM CDT | Areal Flood Warning | LOT | Cook, Kane, Kendall, Will | 6 hr |
| Jul 24, 11:21 AM CDT | Mesoscale Discussion | SPC | Christian, Fulton, Logan, Macon, Mason, Menard and 1 more | 114 min |
| Jul 24, 11:48 AM CDT | Severe Thunderstorm Warning | ILX | Christian, Sangamon | 42 min |
| Jul 24, 12:21 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Montgomery | 24 min |
| Jul 24, 12:42 PM CDT | Mesoscale Discussion | SPC | Bond, Clay, Clinton, Edwards, Hamilton, Jefferson and 8 more | 2 hr |
| Jul 24, 12:42 PM CDT | Mesoscale Discussion | SPC | Bond, Clay, Clinton, Edwards, Hamilton, Jefferson and 8 more | 2 hr |
| Jul 24, 1:33 PM CDT | Special Weather Statement | ILX | Lawrence, Richland | 42 min |
| Jul 24, 1:50 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 25 min |
| Jul 24, 2:47 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 43 min |
| Jul 24, 3:09 PM CDT | Flash Flood Warning | LSX | Randolph | 5 hr |
| Jul 24, 3:43 PM CDT | Areal Flood Advisory | PAH | Edwards, Wabash, Wayne | 2 hr |
| Jul 24, 4:00 PM CDT | Excessive Heat Watch | LSX | Adams, Bond, Brown, Clinton, Fayette, Greene and 5 more | 24 hr |
| Jul 24, 4:55 PM CDT | Mesoscale Discussion | SPC | Alexander, Massac, Pulaski | 2 hr |
| Jul 25, 6:07 AM CDT | Dense Fog Advisory | PAH | Edwards, Franklin, Hamilton, Jefferson, Perry, Wabash and 2 more | 2 hr |
| Jul 25, 4:12 PM CDT | Heat Advisory | LSX | Adams, Bond, Brown, Clinton, Fayette, Greene and 5 more | 9 days |
| Jul 26, 10:53 AM CDT | Heat Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 3 more | 10 hr |
| Jul 26, 1:11 PM CDT | Mesoscale Discussion | SPC | Bond, Cass, Champaign, Christian, Clark, Clay and 44 more | 94 min |
| Jul 26, 2:23 PM CDT | Special Weather Statement | ILX | Christian | 52 min |
| Jul 26, 3:30 PM CDT | Special Weather Statement | ILX | Christian | 45 min |
| Jul 26, 3:36 PM CDT | Special Weather Statement | ILX | Moultrie | 39 min |
| Jul 26, 3:44 PM CDT | Special Weather Statement | ILX | Shelby | 46 min |
| Jul 26, 3:54 PM CDT | Special Weather Statement | ILX | Macon | 51 min |
| Jul 26, 4:57 PM CDT | Special Weather Statement | ILX | Champaign | 33 min |
| Jul 26, 5:07 PM CDT | Special Weather Statement | ILX | Menard, Sangamon | 53 min |
| Jul 26, 5:14 PM CDT | Severe Thunderstorm Warning | ILX | Menard, Sangamon | 36 min |
| Jul 26, 5:43 PM CDT | Special Weather Statement | DVN | Hancock | 62 min |
| Jul 26, 5:52 PM CDT | Special Weather Statement | ILX | Sangamon | 53 min |
| Jul 26, 5:55 PM CDT | Special Weather Statement | ILX | Sangamon | 65 min |
| Jul 26, 6:35 PM CDT | Special Weather Statement | ILX | Sangamon | 55 min |
| Jul 27, 3:26 AM CDT | Heat Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 40 hr |
| Jul 27, 3:44 AM CDT | Heat Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more | 18 hr |
| Jul 27, 8:43 AM CDT | Special Weather Statement | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 1 more | 62 min |
| Jul 27, 9:35 AM CDT | Areal Flood Advisory | LOT | Lake, McHenry | 4 hr |
| Jul 27, 9:40 AM CDT | Special Weather Statement | LOT | Cook, Kane, Lake | 50 min |
| Jul 27, 10:16 AM CDT | Flash Flood Warning | LOT | Lake | 4 hr |
| Jul 27, 11:44 AM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Kane, Kendall, Lake and 4 more | 43 hr |
| Jul 27, 12:12 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 7 hr |
| Jul 27, 12:12 PM CDT | Heat Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 7 hr |
| Jul 27, 1:54 PM CDT | Areal Flood Advisory | LOT | Lake | 91 min |
| Jul 27, 2:50 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 28 hr |
| Jul 27, 3:22 PM CDT | Areal Flood Warning | LOT | Lake | 19 hr |
| Jul 27, 3:42 PM CDT | Flash Flood Watch | DVN | Carroll, Jo Daviess, Stephenson, Whiteside | 31 hr |
| Jul 27, 6:48 PM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 57 min |
| Jul 27, 6:54 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, DeKalb, DuPage, Jo Daviess, Kane and 7 more | 66 min |
| Jul 27, 7:10 PM CDT | Flash Flood Warning | DVN | Jo Daviess | 9 hr |
| Jul 27, 7:35 PM CDT | Tornado Warning | DVN | Jo Daviess | 40 min |
| Jul 27, 7:43 PM CDT | Tornado Watch | SPC | Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 10 more | 5 hr |
| Jul 27, 7:51 PM CDT | Tornado Warning | DVN | Jo Daviess, Stephenson | 39 min |
| Jul 27, 8:40 PM CDT | Flash Flood Warning | DVN | Stephenson | 8 hr |
| Jul 27, 8:43 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Ogle, Winnebago | 62 min |
| Jul 27, 9:16 PM CDT | Tornado Warning | DVN | Carroll, Jo Daviess | 31 min |
| Jul 27, 9:29 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, McHenry | 61 min |
| Jul 27, 9:43 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 9 more | 62 min |
| Jul 27, 9:51 PM CDT | Flash Flood Warning | LOT | Winnebago | 8 hr |
| Jul 27, 9:52 PM CDT | Special Marine Warning | LOT | 113 min | |
| Jul 27, 10:10 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Kane, Lake, McHenry | 80 min |
| Jul 27, 10:39 PM CDT | Areal Flood Advisory | LOT | Lee, Ogle | 7 hr |
| Jul 27, 11:24 PM CDT | Special Weather Statement | LOT | Cook | 36 min |
| Jul 27, 11:43 PM CDT | Special Marine Warning | LOT | 2 hr | |
| Jul 27, 11:55 PM CDT | Flash Flood Warning | DVN | Carroll | 4 hr |
| Jul 28, 12:00 AM CDT | Special Weather Statement | LOT | Cook, DuPage | 60 min |
| Jul 28, 12:11 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Will | 64 min |
| Jul 28, 12:36 AM CDT | Mesoscale Discussion | SPC | Boone, Carroll, Cook, DeKalb, DuPage, Jo Daviess and 10 more | 84 min |
| Jul 28, 12:50 AM CDT | Special Weather Statement | DVN | Carroll, Jo Daviess, Stephenson | 55 min |
| Jul 28, 4:04 AM CDT | Heat Advisory | LOT | DeKalb, DuPage, Ford, Grundy, Iroquois, Kane and 6 more | 17 hr |
| Jul 28, 4:10 AM CDT | Areal Flood Warning | DVN | Carroll, Jo Daviess, Stephenson | 12 hr |
| Jul 28, 9:28 AM CDT | River Flood Advisory | LOT | Lake | 20 hr |
| Jul 28, 9:28 AM CDT | River Flood Advisory | LOT | Lake | 48 hr |
| Jul 28, 9:28 AM CDT | River Flood Advisory | LOT | Kane, Kendall | 48 hr |
| Jul 28, 9:32 AM CDT | River Flood Advisory | LOT | Will | 48 hr |
| Jul 28, 9:40 AM CDT | Special Weather Statement | DVN | Rock Island, Whiteside | 50 min |
| Jul 28, 9:48 AM CDT | River Flood Watch | LOT | Winnebago | 11 hr |
| Jul 28, 10:15 AM CDT | River Flood Warning | DVN | Jo Daviess | 6 hr |
| Jul 28, 10:15 AM CDT | River Flood Warning | DVN | Carroll, Jo Daviess | 6 hr |
| Jul 28, 10:15 AM CDT | River Flood Warning | DVN | Stephenson | 43 hr |
| Jul 28, 12:03 PM CDT | Heat Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 10 hr |
| Jul 28, 3:39 PM CDT | Areal Flood Warning | DVN | Carroll, Jo Daviess, Stephenson | 6 hr |
| Jul 28, 5:40 PM CDT | Mesoscale Discussion | SPC | Bureau, Hancock, Henderson, Henry, Knox, Lee and 9 more | 95 min |
| Jul 28, 7:13 PM CDT | Flash Flood Warning | DVN | Carroll | 6 hr |
| Jul 28, 9:26 PM CDT | River Flood Warning | LSX | Jackson, Randolph | 10 days |
| Jul 28, 9:50 PM CDT | River Flood Warning | DVN | Rock Island, Whiteside | 37 hr |
| Jul 28, 9:50 PM CDT | River Flood Warning | DVN | Rock Island, Whiteside | 47 hr |
| Jul 28, 10:41 PM CDT | Special Weather Statement | LOT | Cook | 34 min |
| Jul 28, 11:14 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 33 min |
| Jul 28, 11:48 PM CDT | Areal Flood Advisory | LOT | Ogle, Winnebago | 3 hr |
| Jul 28, 11:51 PM CDT | Mesoscale Discussion | SPC | Boone, Bureau, Cook, DeKalb, DuPage, Kane and 9 more | 84 min |
| Jul 28, 11:55 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 35 min |
| Jul 29, 12:13 AM CDT | Special Marine Warning | LOT | 2 hr | |
| Jul 29, 1:08 AM CDT | Special Weather Statement | LOT | Cook, DuPage, Kane, Lake, McHenry | 52 min |
| Jul 29, 1:33 AM CDT | Areal Flood Advisory | LOT | Cook, DuPage | 6 hr |
| Jul 29, 1:41 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 64 min |
| Jul 29, 2:08 AM CDT | Special Marine Warning | LOT | 82 min | |
| Jul 29, 3:00 AM CDT | Excessive Heat Watch | LSX | Adams, Brown, Greene, Macoupin, Montgomery, Pike | 37 hr |
| Jul 29, 3:27 AM CDT | Heat Advisory | PAH | Edwards, Franklin, Gallatin, Hamilton, Jackson, Jefferson and 6 more | 16 hr |
| Jul 29, 4:04 AM CDT | Special Weather Statement | LOT | Kankakee | 26 min |
| Jul 29, 4:14 AM CDT | Special Weather Statement | DVN | Hancock | 61 min |
| Jul 29, 4:51 AM CDT | Special Weather Statement | DVN | Henderson, McDonough, Warren | 54 min |
| Jul 29, 5:37 AM CDT | River Flood Advisory | LOT | Lake | 5 hr |
| Jul 29, 5:37 AM CDT | River Flood Advisory | LOT | Cook | 5 hr |
| Jul 29, 5:37 AM CDT | River Flood Advisory | LOT | Cook | 39 hr |
| Jul 29, 6:36 AM CDT | Special Weather Statement | LOT | Grundy, LaSalle, Livingston | 54 min |
| Jul 29, 7:31 AM CDT | Special Weather Statement | LOT | Ford, Livingston | 29 min |
| Jul 29, 7:48 AM CDT | Special Weather Statement | LOT | Iroquois | 27 min |
| Jul 29, 8:02 AM CDT | Flash Flood Warning | LOT | Iroquois | 5 hr |
| Jul 29, 10:32 AM CDT | Heat Advisory | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 8 hr |
| Jul 29, 11:09 AM CDT | River Flood Warning | DVN | Rock Island | 23 hr |
| Jul 29, 11:09 AM CDT | River Flood Warning | DVN | Rock Island | 47 hr |
| Jul 29, 3:51 PM CDT | Mesoscale Discussion | SPC | Champaign, Clark, Coles, Cumberland, Douglas, Edgar and 2 more | 84 min |
| Jul 29, 5:20 PM CDT | Areal Flood Advisory | ILX | Edgar, Vermilion | 4 hr |
| Jul 29, 5:28 PM CDT | Special Weather Statement | ILX | Clark | 62 min |
| Jul 29, 5:56 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Madison, Montgomery | 49 min |
| Jul 29, 6:25 PM CDT | Areal Flood Advisory | ILX | Clark | 4 hr |
| Jul 29, 6:39 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 51 min |
| Jul 29, 7:08 PM CDT | Special Weather Statement | ILX | Cumberland | 67 min |
| Jul 29, 7:08 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Clinton | 30 min |
| Jul 29, 7:13 PM CDT | Severe Thunderstorm Warning | ILX | Cumberland, Effingham, Shelby | 62 min |
| Jul 29, 7:30 PM CDT | Areal Flood Advisory | LSX | Fayette | 6 hr |
| Jul 29, 7:32 PM CDT | Flash Flood Warning | ILX | Coles, Cumberland | 6 hr |
| Jul 29, 8:08 PM CDT | Special Weather Statement | ILX | Crawford, Jasper | 52 min |
| Jul 29, 8:34 PM CDT | Severe Thunderstorm Warning | ILX | Jasper | 26 min |
| Jul 29, 9:01 PM CDT | Special Weather Statement | ILX | Crawford, Lawrence | 59 min |
| Jul 29, 9:06 PM CDT | Areal Flood Advisory | ILX | Clark, Crawford, Cumberland, Effingham, Jasper | 6 hr |
| Jul 29, 9:09 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Jasper, Lawrence, Richland | 52 min |
| Jul 29, 9:17 PM CDT | Flash Flood Warning | ILX | Clark, Crawford, Jasper | 6 hr |
| Jul 29, 11:17 PM CDT | Flash Flood Warning | LSX | Marion | 4 hr |
| Jul 30, 1:25 AM CDT | Areal Flood Warning | ILX | Cumberland | 6 hr |
| Jul 30, 4:17 AM CDT | River Flood Warning | DVN | Mercer, Rock Island | 16 hr |
| Jul 30, 4:17 AM CDT | River Flood Warning | DVN | Mercer, Rock Island | 30 hr |
| Jul 30, 10:54 AM CDT | River Flood Warning | LSX | Pike | 4 days |
| Jul 30, 10:54 AM CDT | River Flood Warning | LSX | Pike | 5 days |
| Jul 30, 10:54 AM CDT | River Flood Warning | LSX | Calhoun | 5 days |
| Jul 30, 12:35 PM CDT | Mesoscale Discussion | SPC | Monroe, Randolph | 85 min |
| Jul 30, 2:06 PM CDT | Severe Thunderstorm Warning | PAH | Perry | 24 min |
| Jul 30, 8:31 PM CDT | River Flood Warning | DVN | Henderson, Mercer | 24 hr |
| Jul 30, 8:31 PM CDT | River Flood Warning | DVN | Henderson, Mercer | 33 hr |
| Jul 30, 8:31 PM CDT | River Flood Warning | DVN | Henderson | 56 hr |
| Jul 31, 3:54 AM CDT | Heat Advisory | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 66 hr |
| Jul 31, 9:45 AM CDT | River Flood Warning | DVN | Hancock, Henderson | 35 hr |
| Jul 31, 11:58 AM CDT | River Flood Warning | LSX | Adams | 47 hr |
| Jul 31, 11:58 AM CDT | River Flood Warning | LSX | Pike | 47 hr |
| Jul 31, 11:58 AM CDT | River Flood Warning | LSX | Calhoun | 47 hr |
| Jul 31, 1:26 PM CDT | Heat Advisory | PAH | Alexander, Franklin, Jackson, Jefferson, Johnson, Massac and 4 more | 5 hr |
| Jul 31, 2:42 PM CDT | Heat Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 52 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cook County46
- DuPage County46
- Kane County45
- Lake County44
- DeKalb County36
- Ogle County35
- Kendall County34
- Winnebago County34
- McHenry County33
- Lee County31
- Will County30
- Boone County30
- Marion County29
- Jo Daviess County29
- Randolph County28
- Iroquois County27
- Jefferson County27
- Wayne County27
- Crawford County26
- Fayette County26
- Stephenson County26
- Lawrence County25
- Perry County25
- Monroe County25
- Carroll County25
- Whiteside County25
- Bond County24
- Clinton County24
- Wabash County24
- Kankakee County23
- Vermilion County23
- Livingston County23
- LaSalle County23
- Sangamon County23
- Clay County23
- Saint Clair County23
- Washington County23
- Clark County22
- Ford County22
- Jasper County22
62 more counties
- Edwards County22
- Hamilton County22
- Richland County22
- White County22
- Cumberland County21
- Macoupin County21
- Pike County21
- Franklin County21
- Madison County21
- Montgomery County21
- Rock Island County21
- Grundy County20
- Jackson County20
- Champaign County19
- McLean County19
- Christian County19
- Calhoun County19
- Greene County19
- Henderson County19
- Coles County18
- Menard County18
- Jersey County18
- Effingham County18
- Douglas County17
- Edgar County17
- DeWitt County17
- Logan County17
- Macon County17
- Williamson County17
- Mercer County17
- Fulton County16
- Marshall County16
- Piatt County16
- Shelby County16
- Adams County16
- Alexander County16
- Union County16
- Hancock County16
- Bureau County15
- McDonough County15
- Mason County15
- Woodford County15
- Cass County15
- Moultrie County15
- Massac County15
- Pope County15
- Pulaski County15
- Putnam County14
- Stark County14
- Tazewell County14
- Morgan County14
- Scott County14
- Saline County14
- Henry County14
- Knox County13
- Peoria County13
- Schuyler County13
- Brown County13
- Johnson County13
- Gallatin County13
- Warren County13
- Hardin County12
Nearby
Alerts in force nowTornadoes on recordThe radar archive20102012
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.