Alert archive / Illinois / 2009
Weather alerts in Illinois, April 2009
254 weather alerts in April 2009, 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 2009. Tap one for its archive.
- Alerts
- 254
- Warnings
- 125
- Watches
- 24
- Advisories
- 61
- Busiest day
- April 30, 200939 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, 3:53 AM CDT | Small Craft Advisory | LOT | 15 hr | |
| Apr 1, 3:44 PM CDT | Gale Watch | LOT | 12 hr | |
| Apr 2, 3:29 AM CDT | Gale Warning | LOT | 39 hr | |
| Apr 2, 2:04 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Pope, Saline, Wabash, White | 116 min |
| Apr 2, 2:38 PM CDT | Areal Flood Advisory | PAH | Alexander, Johnson, Massac, Pope, Pulaski | 94 min |
| Apr 2, 2:40 PM CDT | Tornado Watch | SPC | Gallatin, Hardin, Massac, Pope, Saline, White | 4 hr |
| Apr 2, 2:41 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Pope, Saline, Williamson | 34 min |
| Apr 2, 2:52 PM CDT | Areal Flood Advisory | PAH | Franklin, Hamilton, Jefferson, Johnson, Massac, Pope and 4 more | 3 hr |
| Apr 2, 3:10 PM CDT | Severe Thunderstorm Warning | PAH | Franklin, Hamilton, Saline, Williamson | 35 min |
| Apr 2, 3:35 PM CDT | Flash Flood Warning | PAH | Saline, Williamson | 100 min |
| Apr 2, 3:47 PM CDT | Severe Thunderstorm Warning | PAH | Hamilton | 28 min |
| Apr 2, 4:30 PM CDT | Areal Flood Advisory | PAH | Edwards, Jefferson, Wabash, Wayne, White | 2 hr |
| Apr 2, 4:37 PM CDT | Areal Flood Advisory | PAH | Jackson, Union | 7 days |
| Apr 2, 10:19 PM CDT | River Flood Warning | IND | Clark, Crawford | 8 hr |
| Apr 2, 10:19 PM CDT | River Flood Warning | IND | Crawford, Lawrence | 8 hr |
| Apr 2, 10:19 PM CDT | River Flood Warning | IND | Crawford, Lawrence | 8 hr |
| Apr 3, 2:41 AM CDT | River Flood Warning | ILX | Clay, Richland | 14 days |
| Apr 3, 12:10 PM CDT | Frost Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 21 hr |
| Apr 3, 2:14 PM CDT | Frost Advisory | LSX | Bond, Calhoun, Clinton, Fayette, Jersey, Madison and 5 more | 19 hr |
| Apr 3, 2:14 PM CDT | Freeze Watch | LSX | Bond, Calhoun, Clinton, Fayette, Jersey, Madison and 5 more | 4 days |
| Apr 3, 3:34 PM CDT | Frost Advisory | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 17 hr |
| Apr 3, 4:07 PM CDT | Gale Watch | LOT | 23 hr | |
| Apr 3, 4:07 PM CDT | Small Craft Advisory | LOT | 12 hr | |
| Apr 4, 4:00 AM CDT | Winter Storm Watch | DVN | Carroll, Jo Daviess, Stephenson | 12 hr |
| Apr 4, 4:47 AM CDT | Winter Weather Advisory | LOT | Boone, Lake, McHenry, Ogle, Winnebago | 42 hr |
| Apr 4, 3:16 PM CDT | Gale Warning | LOT | 67 hr | |
| Apr 4, 3:16 PM CDT | Small Craft Advisory | LOT | 25 hr | |
| Apr 4, 3:43 PM CDT | Winter Storm Warning | DVN | Jo Daviess, Stephenson | 28 hr |
| Apr 4, 3:43 PM CDT | Winter Weather Advisory | DVN | Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside | 28 hr |
| Apr 5, 4:35 AM CDT | Freeze Warning | LSX | Bond, Calhoun, Jersey, Madison, Monroe, Saint Clair | 28 hr |
| Apr 5, 7:38 AM CDT | Severe Thunderstorm Warning | LSX | Randolph | 37 min |
| Apr 5, 7:42 AM CDT | Severe Thunderstorm Warning | PAH | Perry | 25 min |
| Apr 5, 7:54 AM CDT | Severe Thunderstorm Warning | LSX | Washington | 36 min |
| Apr 5, 8:43 AM CDT | Severe Thunderstorm Warning | PAH | Jefferson, Wayne | 36 min |
| Apr 5, 9:07 AM CDT | Severe Thunderstorm Warning | LSX | Randolph, Saint Clair, Washington | 38 min |
| Apr 5, 10:04 AM CDT | River Flood Warning | PAH | Alexander, Pulaski | 4 days |
| Apr 5, 10:17 AM CDT | River Flood Warning | IND | Clark, Crawford | 21 days |
| Apr 5, 10:17 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 54 days |
| Apr 5, 10:17 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 54 days |
| Apr 5, 10:17 AM CDT | River Flood Warning | IND | Lawrence, Wabash | 6 days |
| Apr 5, 10:17 AM CDT | River Flood Warning | IND | Lawrence, Wabash | 21 days |
| Apr 5, 10:27 AM CDT | Severe Thunderstorm Warning | LSX | Monroe, Randolph, Saint Clair | 26 min |
| Apr 5, 10:50 AM CDT | Mesoscale Discussion | SPC | Alexander, Bond, Bureau, Cass, Champaign, Christian and 67 more | 115 min |
| Apr 5, 11:13 AM CDT | Severe Thunderstorm Warning | LSX | Clinton | 20 min |
| Apr 5, 11:44 AM CDT | Tornado Watch | SPC | Alexander, Edwards, Gallatin, Hamilton, Hardin, Johnson and 9 more | 6 hr |
| Apr 5, 12:15 PM CDT | Severe Thunderstorm Warning | PAH | Union | 20 min |
| Apr 5, 2:02 PM CDT | Mesoscale Discussion | SPC | Edwards, Gallatin, Hardin, Johnson, Lawrence, Massac and 4 more | 88 min |
| Apr 5, 3:25 PM CDT | Freeze Warning | LSX | Bond, Calhoun, Clinton, Fayette, Jersey, Madison and 5 more | 41 hr |
| Apr 5, 3:45 PM CDT | Lakeshore Flood Advisory | LOT | 32 hr | |
| Apr 5, 4:28 PM CDT | Freeze Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 12 hr |
| Apr 5, 8:18 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Lake | 74 days |
| Apr 5, 8:53 PM CDT | River Flood Warning | ILX | Lawrence | 11 days |
| Apr 6, 1:04 AM CDT | Mesoscale Discussion | SPC | Kankakee | 4 hr |
| Apr 6, 3:35 AM CDT | Freeze Watch | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 31 hr |
| Apr 6, 4:26 AM CDT | Freeze Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 29 hr |
| Apr 6, 4:59 AM CDT | River Flood Warning | LOT | Kankakee | 71 hr |
| Apr 6, 5:29 AM CDT | River Flood Warning | IND | Wabash | 16 days |
| Apr 6, 5:29 AM CDT | River Flood Warning | IND | Wabash | 17 days |
| Apr 6, 5:29 AM CDT | River Flood Warning | IND | Edwards, Gallatin, Wabash, White | 19 days |
| Apr 6, 9:43 AM CDT | River Flood Warning | LOT | Iroquois | 35 hr |
| Apr 6, 9:55 AM CDT | River Flood Warning | PAH | Gallatin, Wabash, White | 19 days |
| Apr 6, 10:31 AM CDT | River Flood Advisory | LOT | Grundy | 53 hr |
| Apr 6, 2:53 PM CDT | Freeze Watch | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 22 hr |
| Apr 6, 2:53 PM CDT | Freeze Warning | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 17 hr |
| Apr 6, 9:45 PM CDT | Small Craft Advisory | LOT | 23 hr | |
| Apr 7, 10:18 AM CDT | River Flood Warning | LOT | LaSalle | 12 hr |
| Apr 7, 10:58 AM CDT | Freeze Warning | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 22 hr |
| Apr 7, 1:04 PM CDT | Freeze Warning | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 20 hr |
| Apr 7, 1:05 PM CDT | Freeze Warning | LSX | Bond, Calhoun, Clinton, Fayette, Jersey, Madison and 5 more | 19 hr |
| Apr 8, 10:26 AM CDT | River Flood Warning | LSX | Clinton | 19 days |
| Apr 9, 4:30 AM CDT | Small Craft Advisory | LOT | 57 hr | |
| Apr 9, 9:13 AM CDT | River Flood Warning | PAH | Gallatin, Wayne, White | 19 days |
| Apr 9, 10:52 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 14 more | 4 hr |
| Apr 10, 12:25 AM CDT | Severe Thunderstorm Warning | PAH | Alexander, Union | 35 min |
| Apr 10, 12:48 AM CDT | Severe Thunderstorm Warning | PAH | Alexander, Johnson, Pulaski, Union | 27 min |
| Apr 10, 12:50 AM CDT | Mesoscale Discussion | SPC | Alexander, Clay, Edwards, Franklin, Gallatin, Hamilton and 19 more | 85 min |
| Apr 10, 12:55 AM CDT | Severe Thunderstorm Warning | PAH | Johnson, Massac, Pope | 50 min |
| Apr 10, 1:25 AM CDT | Severe Thunderstorm Warning | PAH | Pope | 35 min |
| Apr 10, 6:26 AM CDT | River Flood Warning | PAH | Wayne, White | 4 hr |
| Apr 10, 8:53 AM CDT | Tornado Watch | SPC | Franklin, Gallatin, Hamilton, Hardin, Johnson, Massac and 4 more | 7 hr |
| Apr 10, 9:40 AM CDT | River Flood Warning | LSX | Fayette | 35 hr |
| Apr 10, 10:32 AM CDT | Severe Thunderstorm Warning | PAH | Massac | 25 min |
| Apr 10, 12:06 PM CDT | Severe Thunderstorm Warning | PAH | Massac, Pope | 39 min |
| Apr 10, 12:10 PM CDT | River Flood Warning | LSX | Jersey | 7 days |
| Apr 10, 1:20 PM CDT | Areal Flood Advisory | PAH | Franklin, Hamilton, Saline, Williamson | 3 hr |
| Apr 10, 1:26 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Pope, Saline, White | 64 min |
| Apr 10, 9:44 PM CDT | River Flood Warning | LSX | Calhoun | 23 hr |
| Apr 12, 4:09 PM CDT | Small Craft Advisory | LOT | 71 hr | |
| Apr 13, 9:24 PM CDT | River Flood Warning | LSX | Randolph | 4 days |
| Apr 14, 10:58 AM CDT | River Flood Warning | PAH | Alexander, Jackson, Union | 58 hr |
| Apr 14, 11:01 AM CDT | River Flood Warning | PAH | Alexander, Pulaski | 4 days |
| Apr 19, 3:23 AM CDT | Small Craft Advisory | LOT | 3 days | |
| Apr 19, 9:58 AM CDT | River Flood Warning | LSX | Fayette | 11 hr |
| Apr 19, 10:06 AM CDT | River Flood Watch | LOT | Bureau, LaSalle | 11 hr |
| Apr 19, 12:14 PM CDT | Mesoscale Discussion | SPC | Alexander, Pulaski, Union | 61 min |
| Apr 19, 2:22 PM CDT | Mesoscale Discussion | SPC | Alexander | 53 min |
| Apr 19, 3:49 PM CDT | Mesoscale Discussion | SPC | Alexander | 56 min |
| Apr 19, 5:47 PM CDT | Mesoscale Discussion | SPC | Massac, Pope, Pulaski | 58 min |
| Apr 19, 6:53 PM CDT | Areal Flood Advisory | PAH | Franklin, Jefferson | 3 hr |
| Apr 19, 8:00 PM CDT | Areal Flood Advisory | PAH | Jackson, Perry | 3 hr |
| Apr 19, 8:02 PM CDT | Areal Flood Advisory | PAH | Jackson, Perry | 3 hr |
| Apr 19, 8:59 PM CDT | River Flood Warning | LOT | Bureau, LaSalle | 23 days |
| Apr 19, 9:27 PM CDT | River Flood Warning | ILX | Clay, Richland | 5 days |
| Apr 19, 9:48 PM CDT | Flash Flood Warning | PAH | Jefferson | 117 min |
| Apr 19, 10:08 PM CDT | Areal Flood Advisory | PAH | Hamilton, Wayne | 11 days |
| Apr 20, 8:19 AM CDT | River Flood Warning | ILX | Fulton, Knox | 37 hr |
| Apr 20, 8:48 AM CDT | River Flood Warning | ILX | Lawrence | 3 days |
| Apr 20, 9:43 AM CDT | River Flood Advisory | LOT | Winnebago | 11 days |
| Apr 20, 9:43 AM CDT | River Flood Advisory | LOT | Ogle | 10 hr |
| Apr 20, 9:44 AM CDT | River Flood Warning | DVN | Henry, Rock Island, Whiteside | 24 hr |
| Apr 20, 11:18 AM CDT | River Flood Warning | ILX | Marshall, Putnam | 3 days |
| Apr 20, 11:46 AM CDT | River Flood Warning | PAH | Alexander, Pulaski | 70 hr |
| Apr 23, 3:57 PM CDT | Small Craft Advisory | LOT | 50 hr | |
| Apr 23, 4:51 PM CDT | Special Weather Statement | DVN | Henderson | 54 min |
| Apr 23, 5:56 PM CDT | Special Weather Statement | DVN | McDonough, Warren | 34 min |
| Apr 23, 6:20 PM CDT | Special Weather Statement | ILX | Knox | 55 min |
| Apr 23, 6:37 PM CDT | Special Weather Statement | DVN | McDonough, Warren | 38 min |
| Apr 23, 7:08 PM CDT | Mesoscale Discussion | SPC | Fulton, Knox, McDonough, Warren | 97 min |
| Apr 23, 7:33 PM CDT | Special Weather Statement | ILX | Peoria | 57 min |
| Apr 23, 8:01 PM CDT | Special Weather Statement | ILX | Peoria | 44 min |
| Apr 23, 8:04 PM CDT | Special Weather Statement | ILX | Knox, Peoria | 41 min |
| Apr 23, 8:23 PM CDT | Special Weather Statement | ILX | Woodford | 52 min |
| Apr 23, 8:44 PM CDT | Special Weather Statement | ILX | Peoria | 31 min |
| Apr 23, 11:42 PM CDT | Dense Fog Advisory | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 8 hr |
| Apr 24, 2:16 AM CDT | Dense Fog Advisory | LOT | DeKalb, Grundy, Kane, Kendall, LaSalle, Lee and 1 more | 6 hr |
| Apr 25, 6:18 AM CDT | Special Weather Statement | ILX | Menard | 57 min |
| Apr 25, 7:18 AM CDT | Special Weather Statement | ILX | Stark | 42 min |
| Apr 25, 9:49 AM CDT | River Flood Watch | MKX | Lake | 12 hr |
| Apr 25, 10:23 AM CDT | River Flood Watch | LOT | Kane, Kendall | 18 hr |
| Apr 25, 10:43 AM CDT | River Flood Warning | ILX | Marshall, Putnam | 18 days |
| Apr 25, 10:53 AM CDT | Special Marine Warning | LOT | 67 min | |
| Apr 25, 11:31 AM CDT | Lake Wind Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 7 hr |
| Apr 25, 1:16 PM CDT | Special Marine Warning | LOT | 44 min | |
| Apr 25, 1:55 PM CDT | Mesoscale Discussion | SPC | Cook, Will | 95 min |
| Apr 25, 5:32 PM CDT | Mesoscale Discussion | SPC | Adams, Boone, Brown, Bureau, Carroll, Cass and 40 more | 73 min |
| Apr 25, 5:52 PM CDT | Special Weather Statement | ILX | McLean | 38 min |
| Apr 25, 6:23 PM CDT | Special Weather Statement | ILX | Tazewell | 37 min |
| Apr 25, 6:52 PM CDT | Special Weather Statement | ILX | Woodford | 53 min |
| Apr 25, 7:19 PM CDT | Severe Thunderstorm Warning | ILX | Woodford | 26 min |
| Apr 25, 7:35 PM CDT | Special Weather Statement | ILX | Marshall | 25 min |
| Apr 25, 8:53 PM CDT | River Flood Warning | LOT | Lake | 10 days |
| Apr 25, 8:53 PM CDT | River Flood Warning | LOT | Kane, Kendall | 16 hr |
| Apr 25, 9:09 PM CDT | River Flood Advisory | LOT | Cook | 15 hr |
| Apr 25, 9:09 PM CDT | River Flood Advisory | LOT | Ogle | 46 hr |
| Apr 25, 9:23 PM CDT | Mesoscale Discussion | SPC | Hancock, Henderson, Knox, McDonough, Mercer, Warren | 67 min |
| Apr 25, 9:45 PM CDT | Special Weather Statement | DVN | Hancock, Henderson, McDonough, Mercer, Rock Island, Warren | 90 min |
| Apr 25, 9:46 PM CDT | River Flood Warning | MKX | Lake | 14 days |
| Apr 25, 10:17 PM CDT | Small Craft Advisory | LOT | 3 days | |
| Apr 25, 11:29 PM CDT | Special Weather Statement | DVN | Bureau, Carroll, Henry, Putnam, Stephenson, Whiteside | 61 min |
| Apr 26, 2:20 AM CDT | Special Weather Statement | DVN | Jo Daviess | 3 hr |
| Apr 26, 3:04 AM CDT | Flash Flood Watch | DVN | Jo Daviess | 24 hr |
| Apr 26, 4:16 AM CDT | Lake Wind Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 15 hr |
| Apr 26, 4:32 AM CDT | Special Weather Statement | DVN | Rock Island, Whiteside | 118 min |
| Apr 26, 4:34 AM CDT | Special Weather Statement | DVN | Rock Island, Whiteside | 116 min |
| Apr 26, 5:46 AM CDT | Areal Flood Advisory | LOT | Boone, McHenry, Ogle, Winnebago | 54 days |
| Apr 26, 9:29 AM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Kane, Lake, McHenry | 54 days |
| Apr 26, 10:18 AM CDT | River Flood Warning | DVN | Henry, Rock Island, Whiteside | 24 days |
| Apr 26, 10:18 AM CDT | River Flood Warning | DVN | Henry, Rock Island | 12 days |
| Apr 26, 12:13 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Ford, Iroquois, Kane, Lake and 1 more | 54 days |
| Apr 26, 12:26 PM CDT | River Flood Watch | LOT | Lake | 6 days |
| Apr 26, 1:29 PM CDT | Wind Advisory | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 16 more | 6 hr |
| Apr 26, 2:00 PM CDT | Mesoscale Discussion | SPC | Boone, Carroll, DeKalb, Jo Daviess, Kane, Lee and 4 more | 60 min |
| Apr 26, 2:01 PM CDT | Areal Flood Advisory | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kendall and 6 more | 57 days |
| Apr 26, 2:17 PM CDT | Wind Advisory | LOT | Ford, Iroquois, Kankakee, Livingston | 5 hr |
| Apr 26, 4:08 PM CDT | River Flood Advisory | LOT | Boone | 36 hr |
| Apr 26, 5:02 PM CDT | Tornado Watch | SPC | Jo Daviess, Stephenson | 6 hr |
| Apr 26, 5:14 PM CDT | Mesoscale Discussion | SPC | Jo Daviess, Stephenson | 61 min |
| Apr 26, 8:08 PM CDT | River Flood Warning | LOT | Lake | 7 days |
| Apr 26, 9:06 PM CDT | River Flood Warning | LOT | Winnebago | 23 hr |
| Apr 26, 9:23 PM CDT | River Flood Warning | LOT | Winnebago | 31 min |
| Apr 26, 9:29 PM CDT | Special Weather Statement | DVN | Carroll, Jo Daviess, Rock Island | 61 min |
| Apr 26, 11:38 PM CDT | Areal Flood Warning | DVN | Jo Daviess | 10 hr |
| Apr 27, 1:57 AM CDT | Wind Advisory | ILX | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 10 more | 12 hr |
| Apr 27, 3:20 AM CDT | Lake Wind Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 14 hr |
| Apr 27, 3:34 AM CDT | Gale Warning | LOT | 11 hr | |
| Apr 27, 3:55 AM CDT | Wind Advisory | LOT | Ford, Iroquois, Kankakee | 10 hr |
| Apr 27, 5:17 AM CDT | River Flood Warning | LOT | Cook | 8 days |
| Apr 27, 5:25 AM CDT | River Flood Advisory | LOT | Cook | 36 hr |
| Apr 27, 5:26 AM CDT | River Flood Watch | LOT | Winnebago | 15 hr |
| Apr 27, 5:26 AM CDT | River Flood Watch | LOT | Winnebago | 14 hr |
| Apr 27, 10:40 AM CDT | River Flood Warning | LOT | Winnebago | 10 hr |
| Apr 27, 10:46 AM CDT | River Flood Advisory | LOT | Winnebago | 9 hr |
| Apr 27, 10:55 AM CDT | River Flood Advisory | LOT | LaSalle | 11 hr |
| Apr 27, 5:08 PM CDT | Mesoscale Discussion | SPC | Alexander, Jackson, Johnson, Pulaski, Union, Williamson | 97 min |
| Apr 27, 5:34 PM CDT | Mesoscale Discussion | SPC | Brown, Cass, Fulton, Greene, Logan, Mason and 7 more | 56 min |
| Apr 27, 6:12 PM CDT | Special Weather Statement | ILX | Logan, Mason, Menard, Morgan, Tazewell | 63 min |
| Apr 27, 6:59 PM CDT | Special Weather Statement | ILX | Logan, Menard, Sangamon, Tazewell, Woodford | 61 min |
| Apr 27, 7:38 PM CDT | Special Weather Statement | ILX | Christian, DeWitt, Logan, McLean, Macon | 52 min |
| Apr 27, 8:13 PM CDT | Special Weather Statement | ILX | Christian, DeWitt, McLean, Macon, Piatt | 62 min |
| Apr 27, 8:19 PM CDT | River Flood Advisory | LOT | Winnebago | 16 days |
| Apr 27, 8:33 PM CDT | River Flood Advisory | LOT | Ogle | 10 days |
| Apr 27, 8:58 PM CDT | River Flood Warning | LOT | Kankakee | 7 hr |
| Apr 27, 9:38 PM CDT | River Flood Warning | LOT | Grundy | 14 hr |
| Apr 27, 9:38 PM CDT | River Flood Warning | LOT | LaSalle | 47 hr |
| Apr 28, 12:44 AM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Ford, Grundy, Iroquois, Kankakee and 4 more | 55 days |
| Apr 28, 2:09 AM CDT | River Flood Warning | DVN | Hancock, McDonough | 18 hr |
| Apr 28, 2:10 AM CDT | River Flood Warning | LSX | Brown | 19 hr |
| Apr 28, 3:20 AM CDT | River Flood Warning | LOT | Kane, Kendall | 11 days |
| Apr 28, 10:08 AM CDT | River Flood Advisory | LOT | Boone | 36 hr |
| Apr 28, 10:28 AM CDT | River Flood Warning | LOT | Kane, McHenry | 11 days |
| Apr 28, 11:07 AM CDT | River Flood Warning | ILX | Fulton, Knox | 24 hr |
| Apr 28, 1:35 PM CDT | River Flood Warning | ILX | Clay, Richland | 9 days |
| Apr 28, 1:37 PM CDT | River Flood Warning | LSX | Calhoun | 13 days |
| Apr 28, 1:37 PM CDT | River Flood Warning | LSX | Jersey | 31 days |
| Apr 28, 8:44 PM CDT | River Flood Advisory | LOT | Cook | 5 days |
| Apr 28, 8:44 PM CDT | River Flood Advisory | LOT | Grundy | 4 days |
| Apr 29, 3:53 AM CDT | Flash Flood Watch | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 36 hr |
| Apr 29, 6:42 AM CDT | River Flood Warning | ILX | Lawrence | 8 days |
| Apr 29, 10:39 AM CDT | River Flood Warning | PAH | Alexander, Jackson, Union | 32 days |
| Apr 29, 11:40 AM CDT | River Flood Warning | IND | Lawrence, Wabash | 30 days |
| Apr 29, 12:43 PM CDT | River Flood Warning | LSX | Madison | 14 days |
| Apr 29, 12:43 PM CDT | River Flood Warning | LSX | Randolph | 32 days |
| Apr 29, 3:10 PM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 20 hr |
| Apr 29, 3:11 PM CDT | Flash Flood Watch | ILX | Cass, Christian, Fulton, Knox, Logan, McLean and 11 more | 19 hr |
| Apr 29, 3:35 PM CDT | Flash Flood Watch | DVN | Hancock, Henderson, McDonough, Putnam, Warren | 19 hr |
| Apr 30, 1:10 AM CDT | Flash Flood Warning | LSX | Adams, Pike | 6 hr |
| Apr 30, 1:55 AM CDT | Marine Dense Fog Advisory | LOT | 13 hr | |
| Apr 30, 2:09 AM CDT | Areal Flood Advisory | ILX | Cass, Fulton, Mason, Menard, Peoria, Sangamon and 2 more | 6 hr |
| Apr 30, 2:48 AM CDT | Areal Flood Advisory | ILX | Fulton, Knox, Marshall, Mason, Peoria, Stark and 2 more | 6 hr |
| Apr 30, 3:01 AM CDT | Areal Flood Advisory | ILX | Cass, DeWitt, Logan, McLean, Mason, Menard and 4 more | 6 hr |
| Apr 30, 3:04 AM CDT | Dense Fog Advisory | LOT | Lake | 6 hr |
| Apr 30, 4:40 AM CDT | Special Weather Statement | DVN | Henderson, Warren | 110 min |
| Apr 30, 5:20 AM CDT | River Flood Warning | DVN | Hancock, McDonough | 4 days |
| Apr 30, 5:24 AM CDT | River Flood Warning | LSX | Brown | 7 days |
| Apr 30, 5:28 AM CDT | River Flood Warning | LOT | LaSalle | 47 hr |
| Apr 30, 6:59 AM CDT | Areal Flood Warning | LSX | Adams, Pike | 5 hr |
| Apr 30, 7:01 AM CDT | Areal Flood Advisory | LOT | Boone, DeKalb, LaSalle, Lee, Livingston, McHenry and 2 more | 53 days |
| Apr 30, 8:05 AM CDT | River Flood Warning | ILX | Fulton, Knox | 66 hr |
| Apr 30, 8:05 AM CDT | River Flood Warning | ILX | Fulton | 4 days |
| Apr 30, 8:39 AM CDT | Areal Flood Advisory | ILX | Coles, Douglas | 4 hr |
| Apr 30, 10:29 AM CDT | River Flood Warning | DVN | Henderson | 4 days |
| Apr 30, 10:29 AM CDT | River Flood Warning | DVN | Hancock, Henderson | 6 days |
| Apr 30, 10:29 AM CDT | River Flood Warning | DVN | Hancock | 3 days |
| Apr 30, 10:35 AM CDT | River Flood Warning | IND | Clark, Crawford | 12 days |
| Apr 30, 10:35 AM CDT | River Flood Warning | IND | Edwards, Gallatin, Wabash, White | 30 days |
| Apr 30, 10:35 AM CDT | River Flood Warning | IND | Wabash | 25 days |
| Apr 30, 10:35 AM CDT | River Flood Warning | IND | Wabash | 26 days |
| Apr 30, 10:51 AM CDT | River Flood Warning | ILX | Piatt | 3 days |
| Apr 30, 11:09 AM CDT | River Flood Warning | PAH | Alexander | 28 days |
| Apr 30, 11:25 AM CDT | River Flood Warning | PAH | Gallatin, Wayne, White | 4 days |
| Apr 30, 11:29 AM CDT | River Flood Warning | PAH | Jackson | 29 hr |
| Apr 30, 12:42 PM CDT | River Flood Warning | LSX | Fayette | 4 days |
| Apr 30, 2:15 PM CDT | River Flood Warning | ILX | Cass, Mason | 45 hr |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Adams | 5 days |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Adams | 4 days |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Adams | 69 hr |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Pike | 9 days |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Pike | 6 days |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Pike | 10 days |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Calhoun | 10 days |
| Apr 30, 2:40 PM CDT | River Flood Warning | LSX | Saint Clair | 7 days |
| Apr 30, 4:53 PM CDT | Areal Flood Advisory | ILX | Effingham | 18 hr |
| Apr 30, 5:10 PM CDT | Severe Thunderstorm Watch | SPC | Gallatin, Hardin, Massac, Pope | 5 hr |
| Apr 30, 6:45 PM CDT | Flash Flood Warning | PAH | Alexander, Johnson, Massac, Pulaski | 3 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.
- Alexander County26
- Pope County25
- Wabash County24
- White County24
- Gallatin County23
- Massac County23
- Saline County22
- Pulaski County22
- Johnson County21
- Union County21
- Lawrence County20
- Williamson County19
- Hardin County18
- Hamilton County18
- Jackson County18
- Wayne County17
- Franklin County16
- Jefferson County16
- Edwards County16
- Winnebago County15
- Crawford County14
- Perry County14
- Randolph County13
- LaSalle County13
- Jo Daviess County12
- Lake County12
- Clay County11
- Richland County11
- Ogle County11
- Fulton County11
- Knox County11
- Cook County11
- Saint Clair County10
- Washington County10
- Rock Island County10
- Tazewell County10
- McDonough County10
- Kane County10
- Clark County9
- Calhoun County9
62 more counties
- Fayette County9
- Jersey County9
- Stephenson County9
- Boone County9
- McHenry County9
- Grundy County9
- Kankakee County9
- Mason County9
- Menard County9
- Peoria County9
- Henderson County9
- Warren County9
- Hancock County9
- Clinton County8
- Madison County8
- Monroe County8
- Effingham County8
- Whiteside County8
- Logan County8
- McLean County8
- Woodford County8
- Kendall County8
- Pike County8
- Bond County7
- Marion County7
- Jasper County7
- Carroll County7
- Cass County7
- Iroquois County7
- Livingston County7
- Marshall County7
- Putnam County7
- Sangamon County7
- DuPage County7
- DeKalb County7
- Adams County7
- Bureau County6
- Cumberland County6
- Ford County6
- Morgan County6
- Henry County6
- Lee County6
- Christian County5
- DeWitt County5
- Piatt County5
- Stark County5
- Will County5
- Brown County5
- Coles County4
- Douglas County4
- Macon County4
- Mercer County4
- Schuyler County4
- Scott County4
- Champaign County3
- Edgar County3
- Moultrie County3
- Shelby County3
- Vermilion County3
- Macoupin County2
- Montgomery County2
- Greene County2
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.