Alert archive / Illinois / Severe Thunderstorm Warnings / 2009
Severe Thunderstorm Warnings in Illinois, June 2009
207 severe thunderstorm warnings in June 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of severe thunderstorm warnings reaches back to 1986.
Severe Thunderstorm Warnings by county
Each county as a circle sized by its count in June 2009. Tap one for its archive.
- Severe Thunderstorm Warnings
- 207
- Busiest day
- June 19, 200960 severe thunderstorm warnings
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 1, 3:22 AM CDT | Severe Thunderstorm Warning | LOT | DuPage, Kane, Kendall, Will | 31 min |
| Jun 1, 4:08 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 67 min |
| Jun 1, 4:30 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer, Warren | 60 min |
| Jun 1, 4:54 PM CDT | Severe Thunderstorm Warning | DVN | Hancock | 66 min |
| Jun 1, 5:00 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Winnebago | 60 min |
| Jun 1, 5:17 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 43 min |
| Jun 1, 5:23 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Warren | 52 min |
| Jun 1, 5:31 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Woodford | 59 min |
| Jun 1, 5:44 PM CDT | Severe Thunderstorm Warning | DVN | McDonough | 76 min |
| Jun 1, 5:48 PM CDT | Severe Thunderstorm Warning | ILX | Fulton | 57 min |
| Jun 1, 5:53 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Peoria, Stark | 52 min |
| Jun 1, 5:57 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Kane, McHenry | 41 min |
| Jun 1, 6:00 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 60 min |
| Jun 1, 6:07 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 38 min |
| Jun 1, 6:13 PM CDT | Severe Thunderstorm Warning | LOT | Ford, LaSalle, Livingston | 62 min |
| Jun 1, 6:18 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Peoria | 57 min |
| Jun 1, 6:22 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 53 min |
| Jun 1, 6:25 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Woodford | 50 min |
| Jun 1, 6:42 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 35 min |
| Jun 1, 6:43 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason | 47 min |
| Jun 1, 6:48 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 38 min |
| Jun 1, 7:08 PM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell, Woodford | 52 min |
| Jun 1, 7:29 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 24 min |
| Jun 1, 7:34 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 56 min |
| Jun 1, 7:47 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, McLean, Tazewell | 28 min |
| Jun 1, 8:25 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 27 min |
| Jun 2, 1:02 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Saint Clair | 43 min |
| Jun 2, 2:19 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Monroe, Saint Clair | 41 min |
| Jun 2, 3:14 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 46 min |
| Jun 2, 3:29 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 31 min |
| Jun 2, 3:52 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Fayette, Marion | 38 min |
| Jun 2, 3:55 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas, Moultrie, Piatt | 50 min |
| Jun 2, 3:58 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown | 47 min |
| Jun 2, 4:25 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Marion | 50 min |
| Jun 2, 4:44 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Schuyler | 48 min |
| Jun 2, 6:11 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 17 min |
| Jun 2, 7:18 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun | 57 min |
| Jun 2, 7:54 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey, Madison | 31 min |
| Jun 7, 4:36 AM CDT | Severe Thunderstorm Warning | LSX | Adams | 24 min |
| Jun 7, 4:58 AM CDT | Severe Thunderstorm Warning | LSX | Adams | 17 min |
| Jun 7, 5:07 AM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 53 min |
| Jun 8, 7:41 AM CDT | Severe Thunderstorm Warning | LSX | Madison | 26 min |
| Jun 8, 7:54 AM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Montgomery | 35 min |
| Jun 8, 8:24 AM CDT | Severe Thunderstorm Warning | LSX | Randolph | 38 min |
| Jun 8, 8:44 AM CDT | Severe Thunderstorm Warning | LSX | Clinton, Washington | 46 min |
| Jun 8, 1:48 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Kane, Lee, Ogle | 42 min |
| Jun 8, 3:57 PM CDT | Severe Thunderstorm Warning | LOT | Lake, McHenry | 56 min |
| Jun 8, 4:03 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Madison | 42 min |
| Jun 8, 4:41 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 49 min |
| Jun 8, 5:06 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair | 24 min |
| Jun 8, 5:29 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Douglas | 61 min |
| Jun 8, 6:36 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 39 min |
| Jun 8, 6:44 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 31 min |
| Jun 8, 7:11 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 23 min |
| Jun 8, 7:16 PM CDT | Severe Thunderstorm Warning | PAH | Perry | 44 min |
| Jun 8, 7:55 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Jackson, Williamson | 50 min |
| Jun 8, 8:37 PM CDT | Severe Thunderstorm Warning | PAH | Jackson, Johnson, Pope, Saline, Union, Williamson | 38 min |
| Jun 8, 9:38 PM CDT | Severe Thunderstorm Warning | PAH | Hardin, Johnson, Pope, Saline, Williamson | 18 min |
| Jun 10, 8:27 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 37 min |
| Jun 10, 8:31 PM CDT | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 44 min |
| Jun 10, 9:25 PM CDT | Severe Thunderstorm Warning | PAH | Saline, Williamson | 65 min |
| Jun 10, 9:53 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 24 min |
| Jun 11, 12:43 AM CDT | Severe Thunderstorm Warning | ILX | Champaign | 30 min |
| Jun 11, 4:02 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 37 min |
| Jun 11, 4:30 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 36 min |
| Jun 11, 4:34 PM CDT | Severe Thunderstorm Warning | PAH | Wabash | 26 min |
| Jun 11, 4:53 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wayne | 25 min |
| Jun 16, 4:14 AM CDT | Severe Thunderstorm Warning | PAH | Johnson, Massac, Union | 46 min |
| Jun 16, 10:22 AM CDT | Severe Thunderstorm Warning | PAH | Alexander, Jackson, Union | 38 min |
| Jun 16, 10:59 AM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski, Union | 31 min |
| Jun 16, 11:20 AM CDT | Severe Thunderstorm Warning | PAH | Johnson, Massac, Pope, Pulaski, Saline, Williamson | 25 min |
| Jun 16, 11:49 AM CDT | Severe Thunderstorm Warning | PAH | Hardin, Massac, Pope | 26 min |
| Jun 16, 12:18 PM CDT | Severe Thunderstorm Warning | PAH | Gallatin, Hardin | 27 min |
| Jun 18, 4:14 AM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Mason, Peoria, Tazewell, Woodford | 61 min |
| Jun 18, 4:36 AM CDT | Severe Thunderstorm Warning | DVN | McDonough | 24 min |
| Jun 18, 5:00 AM CDT | Severe Thunderstorm Warning | ILX | Fulton, Logan, Mason, Menard, Tazewell | 45 min |
| Jun 18, 5:12 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Fulton, Mason, Menard, Schuyler | 48 min |
| Jun 18, 5:20 AM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford | 40 min |
| Jun 18, 5:24 AM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, McLean, Tazewell, Woodford | 56 min |
| Jun 18, 5:39 AM CDT | Severe Thunderstorm Warning | ILX | Cass, Christian, Logan, Macon, Mason, Menard and 2 more | 66 min |
| Jun 18, 5:42 AM CDT | Severe Thunderstorm Warning | LOT | Ford, Livingston | 67 min |
| Jun 18, 6:09 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, Christian, Coles, DeWitt, Douglas, McLean and 5 more | 51 min |
| Jun 18, 6:51 AM CDT | Severe Thunderstorm Warning | ILX | Champaign, Clark, Coles, Cumberland, Douglas, Edgar and 3 more | 39 min |
| Jun 18, 7:19 AM CDT | Severe Thunderstorm Warning | ILX | Clark, Clay, Crawford, Cumberland, Edgar, Effingham and 4 more | 56 min |
| Jun 18, 11:57 AM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 45 min |
| Jun 18, 12:28 PM CDT | Severe Thunderstorm Warning | DVN | Henry, Rock Island | 62 min |
| Jun 18, 1:03 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Marshall, Peoria, Stark | 57 min |
| Jun 18, 1:05 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry | 44 min |
| Jun 18, 1:34 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Woodford | 38 min |
| Jun 19, 1:27 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Lake, McHenry, Winnebago | 63 min |
| Jun 19, 4:48 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake | 24 min |
| Jun 19, 7:49 AM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry, Winnebago | 45 min |
| Jun 19, 8:17 AM CDT | Severe Thunderstorm Warning | DVN | Jo Daviess | 58 min |
| Jun 19, 8:31 AM CDT | Severe Thunderstorm Warning | LOT | Boone, McHenry | 47 min |
| Jun 19, 9:02 AM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess, Stephenson | 58 min |
| Jun 19, 9:35 AM CDT | Severe Thunderstorm Warning | LOT | Boone, Ogle, Winnebago | 70 min |
| Jun 19, 9:46 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Lake | 29 min |
| Jun 19, 10:01 AM CDT | Severe Thunderstorm Warning | LOT | DuPage, Kane | 42 min |
| Jun 19, 10:12 AM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell, Woodford | 22 min |
| Jun 19, 10:12 AM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Lee, Ogle | 63 min |
| Jun 19, 10:28 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 47 min |
| Jun 19, 11:07 AM CDT | Severe Thunderstorm Warning | LOT | Cook, Kane, Lake, McHenry | 53 min |
| Jun 19, 11:23 AM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Kane | 67 min |
| Jun 19, 12:25 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 50 min |
| Jun 19, 2:21 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason, Peoria, Tazewell | 54 min |
| Jun 19, 3:00 PM CDT | Severe Thunderstorm Warning | ILX | Peoria, Tazewell, Woodford | 60 min |
| Jun 19, 3:10 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Tazewell, Woodford | 65 min |
| Jun 19, 3:22 PM CDT | Severe Thunderstorm Warning | LSX | Adams | 38 min |
| Jun 19, 3:39 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Pike | 51 min |
| Jun 19, 3:41 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Piatt | 49 min |
| Jun 19, 3:45 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Pike | 45 min |
| Jun 19, 3:49 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 41 min |
| Jun 19, 3:58 PM CDT | Severe Thunderstorm Warning | ILX | Schuyler | 47 min |
| Jun 19, 4:10 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 41 min |
| Jun 19, 4:19 PM CDT | Severe Thunderstorm Warning | LSX | Pike | 41 min |
| Jun 19, 4:21 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 54 min |
| Jun 19, 4:21 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Mason, Morgan, Scott | 39 min |
| Jun 19, 4:30 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Fulton, Knox, Mason, Schuyler | 45 min |
| Jun 19, 4:59 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan, Sangamon, Scott | 46 min |
| Jun 19, 5:01 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, Vermilion | 59 min |
| Jun 19, 5:03 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, Henderson, Henry, McDonough, Mercer, Warren | 72 min |
| Jun 19, 5:03 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island | 57 min |
| Jun 19, 5:03 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Knox, Marshall, Mason, Peoria, Stark and 2 more | 42 min |
| Jun 19, 5:21 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Sangamon | 39 min |
| Jun 19, 5:24 PM CDT | Severe Thunderstorm Warning | LSX | Jersey, Macoupin, Madison | 36 min |
| Jun 19, 5:28 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Henry, Rock Island, Whiteside | 62 min |
| Jun 19, 5:30 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Marshall, Tazewell, Woodford | 45 min |
| Jun 19, 5:36 PM CDT | Severe Thunderstorm Warning | ILX | Logan, Menard | 39 min |
| Jun 19, 5:39 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry, Putnam | 66 min |
| Jun 19, 5:44 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 31 min |
| Jun 19, 5:49 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Ford, Grundy, Kane, Kendall, LaSalle and 2 more | 41 min |
| Jun 19, 5:50 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Macoupin, Madison, Montgomery | 55 min |
| Jun 19, 5:53 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Stark | 45 min |
| Jun 19, 5:59 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Logan, Macon, Sangamon | 46 min |
| Jun 19, 6:00 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois, Livingston | 32 min |
| Jun 19, 6:05 PM CDT | Severe Thunderstorm Warning | LOT | Lake | 55 min |
| Jun 19, 6:07 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Whiteside | 38 min |
| Jun 19, 6:12 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Lee, Ogle, Winnebago | 63 min |
| Jun 19, 6:13 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 23 min |
| Jun 19, 6:20 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 40 min |
| Jun 19, 6:23 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Ford, Grundy, Iroquois and 7 more | 52 min |
| Jun 19, 6:28 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Lake, McHenry | 29 min |
| Jun 19, 6:30 PM CDT | Severe Thunderstorm Warning | ILX | Champaign, McLean, Piatt | 45 min |
| Jun 19, 6:30 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Montgomery | 45 min |
| Jun 19, 6:34 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Stark, Woodford | 31 min |
| Jun 19, 6:38 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Grundy, Kendall, LaSalle, Lee, Livingston | 67 min |
| Jun 19, 6:42 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Cumberland, Douglas, Moultrie, Shelby | 48 min |
| Jun 19, 6:56 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Iroquois, Kankakee, Will | 94 min |
| Jun 19, 6:56 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 1 more | 43 min |
| Jun 19, 7:02 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 43 min |
| Jun 19, 7:22 PM CDT | Severe Thunderstorm Warning | LOT | Cook, Grundy, Kankakee, Kendall, Livingston, Will | 38 min |
| Jun 19, 7:24 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Marion | 51 min |
| Jun 19, 7:35 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Coles, Douglas, Edgar | 40 min |
| Jun 19, 7:40 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 25 min |
| Jun 19, 7:59 PM CDT | Severe Thunderstorm Warning | ILX | Clark, Edgar | 20 min |
| Jun 19, 7:59 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 34 min |
| Jun 19, 8:09 PM CDT | Severe Thunderstorm Warning | LSX | Fayette, Montgomery | 36 min |
| Jun 19, 8:31 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Jasper | 30 min |
| Jun 19, 8:38 PM CDT | Severe Thunderstorm Warning | PAH | Wayne | 40 min |
| Jun 19, 8:44 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 15 min |
| Jun 19, 8:45 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Jasper, Lawrence, Richland | 45 min |
| Jun 19, 9:00 PM CDT | Severe Thunderstorm Warning | PAH | Wayne | 30 min |
| Jun 19, 10:18 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper, Richland | 57 min |
| Jun 20, 12:46 AM CDT | Severe Thunderstorm Warning | LSX | Clinton, Marion, Saint Clair, Washington | 44 min |
| Jun 20, 12:56 AM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper, Richland | 54 min |
| Jun 20, 1:11 AM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Wayne | 49 min |
| Jun 20, 1:51 AM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wabash | 24 min |
| Jun 21, 5:26 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Jasper | 49 min |
| Jun 21, 5:44 PM CDT | Severe Thunderstorm Warning | ILX | Crawford, Jasper, Lawrence, Richland | 46 min |
| Jun 21, 6:20 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 40 min |
| Jun 21, 6:36 PM CDT | Severe Thunderstorm Warning | PAH | Wabash | 39 min |
| Jun 22, 4:31 AM CDT | Severe Thunderstorm Warning | LOT | Ford, Iroquois | 59 min |
| Jun 22, 3:38 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair | 53 min |
| Jun 22, 5:52 PM CDT | Severe Thunderstorm Warning | ILX | Richland | 38 min |
| Jun 22, 5:55 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wabash | 50 min |
| Jun 22, 7:55 PM CDT | Severe Thunderstorm Warning | PAH | Hardin | 23 min |
| Jun 22, 9:50 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Effingham | 55 min |
| Jun 23, 6:48 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, Henderson | 72 min |
| Jun 23, 7:12 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown | 63 min |
| Jun 23, 7:13 PM CDT | Severe Thunderstorm Warning | DVN | McDonough, Warren | 77 min |
| Jun 23, 8:07 PM CDT | Severe Thunderstorm Warning | LSX | Adams, Brown, Pike | 53 min |
| Jun 24, 1:47 PM CDT | Severe Thunderstorm Warning | LOT | Cook | 43 min |
| Jun 24, 3:13 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage | 29 min |
| Jun 25, 3:40 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 24 min |
| Jun 25, 3:50 PM CDT | Severe Thunderstorm Warning | DVN | Stephenson | 14 min |
| Jun 25, 3:54 PM CDT | Severe Thunderstorm Warning | DVN | Rock Island, Whiteside | 30 min |
| Jun 25, 6:30 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 45 min |
| Jun 27, 4:39 PM CDT | Severe Thunderstorm Warning | DVN | Henderson, Mercer, Rock Island, Warren | 66 min |
| Jun 27, 4:55 PM CDT | Severe Thunderstorm Warning | DVN | Carroll, Jo Daviess, Stephenson | 44 min |
| Jun 27, 5:25 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Carroll, Henry, Mercer, Rock Island, Whiteside | 65 min |
| Jun 27, 5:36 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle, Winnebago | 69 min |
| Jun 27, 6:03 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 57 min |
| Jun 27, 6:15 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, Henderson, McDonough, Warren | 60 min |
| Jun 27, 6:17 PM CDT | Severe Thunderstorm Warning | DVN | Bureau, Henry, Putnam, Whiteside | 58 min |
| Jun 27, 6:30 PM CDT | Severe Thunderstorm Warning | ILX | Knox, Stark | 60 min |
| Jun 27, 6:32 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, LaSalle, Lee, Ogle | 58 min |
| Jun 27, 6:48 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 42 min |
| Jun 27, 6:49 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough, Warren | 56 min |
| Jun 27, 7:02 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Marshall, Peoria, Woodford | 58 min |
| Jun 27, 7:12 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Grundy, Kendall, LaSalle, Livingston | 32 min |
| Jun 27, 7:30 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, McLean, Marshall, Mason, Peoria, Tazewell and 1 more | 60 min |
| Jun 27, 7:43 PM CDT | Severe Thunderstorm Warning | DVN | Hancock, McDonough | 47 min |
| Jun 27, 7:51 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason, Menard, Schuyler | 54 min |
| Jun 27, 8:29 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Logan, Mason, Menard, Schuyler, Tazewell | 46 min |
| Jun 27, 8:52 PM CDT | Severe Thunderstorm Warning | ILX | Cass, Morgan | 38 min |
| Jun 27, 8:57 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, Logan, Macon, Menard, Sangamon | 48 min |
| Jun 27, 11:23 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey, Madison | 37 min |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Peoria County15
- Woodford County15
- McLean County13
- Tazewell County13
- Fulton County12
- Mason County12
- Cook County12
- Knox County11
- DeKalb County11
- Marshall County10
- DuPage County9
- Kane County9
- Boone County9
- McDonough County9
- Livingston County9
- Madison County9
- Saint Clair County9
- Richland County9
- Hancock County8
- McHenry County8
- Ford County8
- Logan County8
- Adams County8
- Champaign County8
- Cass County8
- Lee County8
- Lake County8
- Jasper County8
- Warren County7
- Montgomery County7
- Lawrence County7
- Crawford County7
- Menard County7
- Rock Island County7
- Henry County7
- Kendall County6
- Henderson County6
- Winnebago County6
- Stark County6
- Iroquois County6
59 more counties
- LaSalle County6
- Fayette County6
- Marion County6
- Douglas County6
- Schuyler County6
- Ogle County6
- Sangamon County6
- Vermilion County5
- DeWitt County5
- Macoupin County5
- Clinton County5
- Morgan County5
- Williamson County5
- Clay County5
- Effingham County5
- Clark County5
- Christian County5
- Carroll County5
- Whiteside County5
- Grundy County5
- Will County4
- Mercer County4
- Moultrie County4
- Piatt County4
- Calhoun County4
- Jersey County4
- Washington County4
- Johnson County4
- Pope County4
- Saline County4
- Union County4
- Hardin County4
- Wabash County4
- Wayne County4
- Macon County4
- Coles County4
- Shelby County4
- Edgar County4
- Bureau County4
- Stephenson County4
- Pike County4
- Brown County3
- Bond County3
- Jackson County3
- Edwards County3
- Massac County3
- Cumberland County3
- Jo Daviess County3
- Kankakee County3
- Monroe County2
- Alexander County2
- Pulaski County2
- Scott County2
- Putnam County2
- Randolph County1
- Perry County1
- Franklin County1
- Gallatin County1
- Jefferson County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20082010
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.