Alert archive / Illinois / 2009
Weather alerts in Illinois, March 2009
246 weather alerts in March 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 March 2009. Tap one for its archive.
- Alerts
- 246
- Warnings
- 152
- Watches
- 32
- Advisories
- 51
- Busiest day
- March 8, 200983 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 |
|---|---|---|---|---|
| Feb 28, 7:38 PM CST | River Flood Warning | ILX | Peoria, Tazewell, Woodford | 5 days |
| Feb 28, 7:38 PM CST | River Flood Warning | ILX | Marshall, Putnam | 25 hr |
| Mar 1, 9:31 AM CST | Lake Effect Snow Advisory | LOT | DuPage | 23 hr |
| Mar 5, 3:41 AM CST | Small Craft Advisory | LOT | 12 hr | |
| Mar 5, 10:17 AM CST | Wind Advisory | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 8 hr |
| Mar 5, 10:32 AM CST | Wind Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 7 hr |
| Mar 5, 3:36 PM CST | Gale Warning | LOT | 3 hr | |
| Mar 5, 3:36 PM CST | Small Craft Advisory | LOT | 18 hr | |
| Mar 5, 8:12 PM CST | River Flood Watch | MKX | Lake | 25 hr |
| Mar 6, 5:29 AM CST | Dense Fog Advisory | LOT | Boone, DeKalb, DuPage, Kane, Lake, Lee and 3 more | 5 hr |
| Mar 6, 11:21 AM CST | Flash Flood Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 51 hr |
| Mar 6, 3:05 PM CST | Flash Flood Watch | ILX | Fulton, Knox, McLean, Marshall, Peoria, Stark and 2 more | 47 hr |
| Mar 6, 3:28 PM CST | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 48 hr |
| Mar 6, 8:09 PM CST | River Flood Warning | DVN | Henry, Rock Island, Whiteside | 36 days |
| Mar 6, 9:25 PM CST | River Flood Warning | MKX | Lake | 13 days |
| Mar 7, 2:40 AM CST | Severe Thunderstorm Warning | DVN | Henderson | 17 min |
| Mar 7, 9:23 AM CST | River Flood Warning | IND | Clark, Crawford | 16 days |
| Mar 7, 9:23 AM CST | River Flood Warning | IND | Crawford, Lawrence | 19 days |
| Mar 7, 9:56 AM CST | River Flood Advisory | LOT | Boone | 25 hr |
| Mar 7, 10:04 AM CST | River Flood Warning | DVN | Henry, Rock Island | 14 days |
| Mar 7, 10:37 AM CST | River Flood Advisory | LOT | Winnebago | 11 hr |
| Mar 7, 11:11 AM CST | River Flood Advisory | LOT | Kankakee | 10 hr |
| Mar 7, 11:32 AM CST | River Flood Advisory | LOT | Cook | 22 hr |
| Mar 7, 11:37 AM CST | River Flood Warning | LOT | Kane, Kendall | 7 days |
| Mar 7, 12:19 PM CST | River Flood Warning | LOT | LaSalle | 9 days |
| Mar 7, 12:19 PM CST | River Flood Warning | LOT | Bureau, LaSalle | 43 days |
| Mar 7, 4:04 PM CST | Marine Dense Fog Advisory | LOT | 10 hr | |
| Mar 7, 7:55 PM CST | River Flood Warning | DVN | Stephenson | 9 days |
| Mar 7, 8:49 PM CST | River Flood Watch | LOT | Kankakee | 13 hr |
| Mar 7, 9:06 PM CST | River Flood Warning | ILX | Marshall, Putnam | 40 days |
| Mar 7, 9:06 PM CST | River Flood Warning | ILX | Peoria, Tazewell, Woodford | 90 days |
| Mar 7, 9:26 PM CST | River Flood Advisory | LOT | Winnebago | 14 hr |
| Mar 7, 9:26 PM CST | River Flood Advisory | LOT | Ogle | 14 hr |
| Mar 7, 9:37 PM CST | River Flood Watch | LOT | Winnebago | 14 hr |
| Mar 7, 9:54 PM CST | Flash Flood Watch | LSX | Adams | 8 hr |
| Mar 7, 10:04 PM CST | Severe Thunderstorm Warning | DVN | McDonough | 41 min |
| Mar 7, 10:26 PM CST | Mesoscale Discussion | SPC | Adams, Brown, Cass, Fulton, Hancock, Logan and 7 more | 2 hr |
| Mar 8, 1:52 AM CST | Areal Flood Advisory | ILX | Fulton, Knox, Peoria, Stark | 6 hr |
| Mar 8, 3:05 AM CDT | Gale Warning | LOT | 22 hr | |
| Mar 8, 3:05 AM CDT | Small Craft Advisory | LOT | 14 hr | |
| Mar 8, 4:03 AM CDT | Areal Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 10 more | 30 hr |
| Mar 8, 5:38 AM CDT | Areal Flood Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 15 hr |
| Mar 8, 6:08 AM CDT | Severe Thunderstorm Warning | ILX | Fulton | 37 min |
| Mar 8, 6:14 AM CDT | River Flood Warning | LOT | LaSalle | 5 days |
| Mar 8, 6:25 AM CDT | River Flood Watch | LOT | Lake | 5 hr |
| Mar 8, 6:25 AM CDT | River Flood Watch | LOT | Lake | 5 hr |
| Mar 8, 6:28 AM CDT | Severe Thunderstorm Warning | ILX | Knox, Peoria | 47 min |
| Mar 8, 6:31 AM CDT | River Flood Warning | LOT | Cook | 4 days |
| Mar 8, 6:32 AM CDT | Tornado Watch | SPC | Adams, Bond, Brown, Calhoun, Cass, Clinton and 15 more | 7 hr |
| Mar 8, 6:38 AM CDT | River Flood Advisory | LOT | Cook | 62 hr |
| Mar 8, 6:57 AM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 42 min |
| Mar 8, 7:11 AM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, LaSalle, Livingston | 64 min |
| Mar 8, 7:12 AM CDT | Severe Thunderstorm Warning | DVN | Putnam | 26 min |
| Mar 8, 8:16 AM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kendall, Will | 26 min |
| Mar 8, 9:13 AM CDT | Wind Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, Kendall, LaSalle and 1 more | 12 hr |
| Mar 8, 9:26 AM CDT | Mesoscale Discussion | SPC | Bond, Brown, Calhoun, Cass, Christian, Clinton and 32 more | 64 min |
| Mar 8, 9:31 AM CDT | Wind Advisory | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 22 more | 11 hr |
| Mar 8, 10:14 AM CDT | River Flood Warning | LOT | Kankakee | 11 days |
| Mar 8, 10:14 AM CDT | River Flood Warning | LOT | Grundy, Will | 6 days |
| Mar 8, 10:35 AM CDT | River Flood Warning | DVN | Whiteside | 6 days |
| Mar 8, 10:35 AM CDT | River Flood Warning | DVN | Henry, Rock Island | 3 days |
| Mar 8, 10:35 AM CDT | River Flood Warning | DVN | Hancock, McDonough | 5 days |
| Mar 8, 10:39 AM CDT | Tornado Watch | SPC | Alexander, Champaign, Christian, Clark, Clay, Coles and 45 more | 7 hr |
| Mar 8, 10:51 AM CDT | Tornado Warning | LSX | Calhoun, Jersey | 24 min |
| Mar 8, 11:02 AM CDT | Areal Flood Warning | ILX | Fulton, Knox, Marshall, Peoria, Stark, Woodford | 6 hr |
| Mar 8, 11:02 AM CDT | River Flood Warning | ILX | Fulton, Knox | 6 days |
| Mar 8, 11:02 AM CDT | River Flood Warning | ILX | Fulton | 7 days |
| Mar 8, 11:05 AM CDT | River Flood Warning | LOT | Lake | 6 days |
| Mar 8, 11:05 AM CDT | River Flood Warning | LOT | Lake | 8 days |
| Mar 8, 11:05 AM CDT | River Flood Warning | LOT | Cook | 6 days |
| Mar 8, 11:05 AM CDT | River Flood Warning | LOT | Cook | 4 days |
| Mar 8, 11:06 AM CDT | Tornado Warning | LSX | Monroe, Randolph, Saint Clair | 39 min |
| Mar 8, 11:16 AM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin, Montgomery | 44 min |
| Mar 8, 11:17 AM CDT | Tornado Warning | LSX | Greene, Macoupin | 13 min |
| Mar 8, 11:18 AM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 42 min |
| Mar 8, 11:18 AM CDT | River Flood Warning | LOT | LaSalle | 4 days |
| Mar 8, 11:32 AM CDT | Tornado Warning | LSX | Randolph, Saint Clair, Washington | 43 min |
| Mar 8, 11:35 AM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clay, Clinton, Coles and 27 more | 115 min |
| Mar 8, 11:40 AM CDT | Tornado Warning | ILX | Logan, Sangamon | 35 min |
| Mar 8, 11:40 AM CDT | Tornado Warning | PAH | Perry | 21 min |
| Mar 8, 11:59 AM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon | 28 min |
| Mar 8, 12:00 PM CDT | River Flood Warning | LOT | Winnebago | 12 days |
| Mar 8, 12:00 PM CDT | River Flood Warning | LOT | Winnebago | 8 days |
| Mar 8, 12:00 PM CDT | River Flood Warning | LOT | Ogle | 5 days |
| Mar 8, 12:00 PM CDT | River Flood Warning | LOT | Boone | 58 hr |
| Mar 8, 12:00 PM CDT | River Flood Warning | LOT | Winnebago | 4 days |
| Mar 8, 12:00 PM CDT | River Flood Warning | LOT | Winnebago | 10 days |
| Mar 8, 12:03 PM CDT | Tornado Warning | PAH | Jefferson | 42 min |
| Mar 8, 12:11 PM CDT | Tornado Warning | ILX | DeWitt, Logan, McLean | 34 min |
| Mar 8, 12:13 PM CDT | Tornado Warning | ILX | McLean, Tazewell, Woodford | 47 min |
| Mar 8, 12:13 PM CDT | River Flood Warning | LOT | Grundy | 7 days |
| Mar 8, 12:16 PM CDT | Wind Advisory | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 7 hr |
| Mar 8, 12:31 PM CDT | Tornado Warning | PAH | Wayne | 44 min |
| Mar 8, 12:33 PM CDT | Tornado Warning | LSX | Marion | 10 min |
| Mar 8, 12:39 PM CDT | Tornado Warning | PAH | Alexander, Pulaski, Union | 36 min |
| Mar 8, 12:52 PM CDT | Tornado Warning | ILX | Clay, Lawrence, Richland | 38 min |
| Mar 8, 1:02 PM CDT | Severe Thunderstorm Warning | PAH | Edwards, Wabash | 43 min |
| Mar 8, 1:06 PM CDT | Severe Thunderstorm Warning | LOT | Ford, Grundy, Iroquois, Kankakee, Livingston, Will | 39 min |
| Mar 8, 1:07 PM CDT | Severe Thunderstorm Warning | PAH | Johnson, Massac, Pope, Pulaski | 38 min |
| Mar 8, 1:13 PM CDT | Severe Thunderstorm Warning | PAH | Alexander | 32 min |
| Mar 8, 1:16 PM CDT | Severe Thunderstorm Warning | PAH | Franklin | 18 min |
| Mar 8, 1:30 PM CDT | River Flood Warning | LOT | Kane, McHenry | 11 days |
| Mar 8, 1:30 PM CDT | River Flood Warning | LOT | Iroquois | 11 days |
| Mar 8, 1:34 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 26 min |
| Mar 8, 1:41 PM CDT | Severe Thunderstorm Warning | PAH | Hardin, Pope | 34 min |
| Mar 8, 1:44 PM CDT | Wind Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 5 hr |
| Mar 8, 1:54 PM CDT | Severe Thunderstorm Warning | LOT | Iroquois | 51 min |
| Mar 8, 1:55 PM CDT | Tornado Warning | LOT | Kankakee, Will | 65 min |
| Mar 8, 2:12 PM CDT | River Flood Advisory | LOT | DeKalb | 55 hr |
| Mar 8, 4:36 PM CDT | High Wind Warning | LOT | Ford, Iroquois, Kankakee | 2 hr |
| Mar 8, 9:32 PM CDT | River Flood Warning | DVN | Henderson, Mercer | 5 days |
| Mar 8, 9:32 PM CDT | River Flood Warning | DVN | Henderson | 6 days |
| Mar 8, 9:32 PM CDT | River Flood Warning | DVN | Hancock, Henderson | 7 days |
| Mar 8, 10:16 PM CDT | River Flood Warning | LSX | Adams | 8 days |
| Mar 8, 10:16 PM CDT | River Flood Warning | LSX | Adams | 8 days |
| Mar 8, 10:16 PM CDT | River Flood Warning | LSX | Adams | 8 days |
| Mar 8, 10:16 PM CDT | River Flood Warning | LSX | Pike | 10 days |
| Mar 8, 10:16 PM CDT | River Flood Warning | LSX | Pike | 9 days |
| Mar 9, 1:01 AM CDT | Small Craft Advisory | LOT | 9 hr | |
| Mar 9, 3:03 AM CDT | Flash Flood Watch | ILX | Fulton, Knox, McLean, Marshall, Mason, Peoria and 4 more | 33 hr |
| Mar 9, 3:39 AM CDT | Flash Flood Watch | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 24 hr |
| Mar 9, 4:19 AM CDT | Flash Flood Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, McDonough and 6 more | 32 hr |
| Mar 9, 4:25 AM CDT | Flash Flood Watch | LSX | Adams, Brown | 27 hr |
| Mar 9, 5:03 AM CDT | Storm Watch | LOT | 23 hr | |
| Mar 9, 5:41 AM CDT | River Flood Warning | DVN | Hancock | 7 days |
| Mar 9, 10:20 AM CDT | Areal Flood Warning | LOT | DuPage, Will | 8 hr |
| Mar 9, 10:27 AM CDT | River Flood Warning | IND | Crawford, Lawrence | 17 days |
| Mar 9, 10:27 AM CDT | River Flood Warning | IND | Lawrence, Wabash | 16 days |
| Mar 9, 10:27 AM CDT | River Flood Warning | IND | Lawrence, Wabash | 16 days |
| Mar 9, 11:44 AM CDT | River Flood Warning | DVN | Henderson, Mercer | 4 days |
| Mar 9, 11:44 AM CDT | River Flood Warning | DVN | Hancock | 4 days |
| Mar 9, 11:51 AM CDT | River Flood Warning | LSX | Brown | 7 days |
| Mar 9, 1:45 PM CDT | River Flood Warning | LSX | Pike | 9 days |
| Mar 9, 1:45 PM CDT | River Flood Warning | LSX | Calhoun | 10 days |
| Mar 9, 1:45 PM CDT | River Flood Warning | LSX | Calhoun | 10 days |
| Mar 9, 1:45 PM CDT | River Flood Warning | LSX | Jersey | 13 days |
| Mar 9, 1:50 PM CDT | River Flood Warning | LSX | Brown | 92 days |
| Mar 9, 3:33 PM CDT | Gale Watch | LOT | 12 hr | |
| Mar 9, 9:28 PM CDT | River Flood Warning | LSX | Calhoun, Jersey | 93 days |
| Mar 9, 10:08 PM CDT | River Flood Warning | LSX | Madison | 9 days |
| Mar 9, 10:08 PM CDT | River Flood Warning | LSX | Saint Clair | 4 days |
| Mar 9, 10:08 PM CDT | River Flood Warning | LSX | Randolph | 10 days |
| Mar 9, 10:09 PM CDT | Areal Flood Warning | LOT | DuPage, Will | 4 hr |
| Mar 9, 11:45 PM CDT | Areal Flood Warning | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more | 12 hr |
| Mar 10, 2:03 AM CDT | Areal Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 36 hr |
| Mar 10, 3:37 AM CDT | Wind Advisory | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 27 hr |
| Mar 10, 3:42 AM CDT | Gale Warning | LOT | 36 hr | |
| Mar 10, 3:42 AM CDT | Storm Warning | LOT | 29 hr | |
| Mar 10, 4:22 AM CDT | Wind Advisory | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 27 hr |
| Mar 10, 4:49 AM CDT | Areal Flood Advisory | ILX | Fulton, Knox, Marshall, Mason, Peoria, Schuyler and 3 more | 6 hr |
| Mar 10, 9:25 AM CDT | Dense Fog Advisory | DVN | Carroll, Henderson, Jo Daviess, Mercer, Rock Island, Stephenson | 4 hr |
| Mar 10, 11:03 AM CDT | River Flood Warning | ILX | McLean, Tazewell, Woodford | 52 hr |
| Mar 10, 3:15 PM CDT | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 24 more | 2 hr |
| Mar 10, 3:52 PM CDT | Wind Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 14 hr |
| Mar 10, 6:53 PM CDT | Areal Flood Warning | ILX | Fulton | 18 hr |
| Mar 10, 7:10 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Macon | 30 min |
| Mar 10, 7:31 PM CDT | Mesoscale Discussion | SPC | Alexander, Clark, Clay, Clinton, Coles, Crawford and 30 more | 119 min |
| Mar 10, 9:43 PM CDT | Flash Flood Warning | LOT | Ford, Iroquois | 8 hr |
| Mar 10, 9:47 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski, Union | 43 min |
| Mar 10, 10:12 PM CDT | River Flood Warning | ILX | Piatt | 4 days |
| Mar 11, 9:08 AM CDT | Areal Flood Warning | ILX | Fulton | 24 hr |
| Mar 11, 10:03 AM CDT | Small Craft Advisory | LOT | 27 hr | |
| Mar 11, 10:09 AM CDT | River Flood Warning | LOT | Iroquois, Kankakee | 4 days |
| Mar 12, 9:03 AM CDT | Areal Flood Warning | ILX | Fulton | 48 hr |
| Mar 13, 10:02 AM CDT | River Flood Warning | PAH | Alexander, Jackson, Union | 6 days |
| Mar 13, 10:02 AM CDT | River Flood Warning | PAH | Alexander | 24 hr |
| Mar 16, 9:57 PM CDT | Small Craft Advisory | LOT | 22 hr | |
| Mar 17, 3:52 AM CDT | Dense Fog Advisory | PAH | Alexander, Massac, Pope, Pulaski | 4 hr |
| Mar 18, 2:22 PM CDT | Mesoscale Discussion | SPC | Bond, Clark, Clay, Clinton, Coles, Crawford and 27 more | 113 min |
| Mar 18, 9:23 PM CDT | River Flood Warning | LOT | Winnebago | 5 hr |
| Mar 23, 12:54 AM CDT | Small Craft Advisory | LOT | 36 hr | |
| Mar 23, 3:15 AM CDT | Wind Advisory | LSX | Adams, Brown, Calhoun, Greene, Jersey, Madison and 3 more | 17 hr |
| Mar 23, 3:48 AM CDT | Gale Watch | LOT | 12 hr | |
| Mar 23, 3:30 PM CDT | Wind Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 23 more | 24 hr |
| Mar 23, 3:39 PM CDT | Wind Advisory | DVN | Hancock, Henderson, McDonough | 4 hr |
| Mar 23, 3:54 PM CDT | Gale Warning | LOT | 39 hr | |
| Mar 24, 1:40 AM CDT | Wind Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 17 hr |
| Mar 24, 3:58 AM CDT | Wind Advisory | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more | 14 hr |
| Mar 24, 4:08 AM CDT | Wind Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston | 16 hr |
| Mar 24, 9:32 AM CDT | River Flood Watch | LOT | Winnebago | 11 hr |
| Mar 24, 9:32 AM CDT | River Flood Watch | LOT | Winnebago | 11 hr |
| Mar 24, 9:32 AM CDT | River Flood Watch | LOT | Winnebago | 19 hr |
| Mar 24, 9:34 AM CDT | River Flood Warning | DVN | Henry, Rock Island | 16 days |
| Mar 24, 1:29 PM CDT | River Flood Warning | LSX | Jersey | 14 days |
| Mar 24, 3:19 PM CDT | High Wind Warning | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 20 more | 5 hr |
| Mar 24, 5:16 PM CDT | Severe Thunderstorm Warning | LSX | Randolph | 44 min |
| Mar 24, 5:36 PM CDT | Mesoscale Discussion | SPC | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 9 more | 54 min |
| Mar 24, 7:03 PM CDT | Areal Flood Advisory | LOT | Boone, Lake, Lee, McHenry, Ogle, Winnebago | 86 days |
| Mar 24, 8:25 PM CDT | River Flood Warning | LOT | Winnebago | 13 days |
| Mar 24, 8:25 PM CDT | River Flood Warning | LOT | Winnebago | 10 days |
| Mar 24, 8:32 PM CDT | River Flood Warning | LOT | Winnebago | 8 days |
| Mar 24, 8:36 PM CDT | River Flood Watch | LOT | Ogle | 14 hr |
| Mar 24, 9:18 PM CDT | River Flood Watch | MKX | Lake | 36 hr |
| Mar 24, 9:48 PM CDT | Severe Thunderstorm Warning | LOT | Boone, Ogle, Winnebago | 27 min |
| Mar 24, 10:05 PM CDT | Severe Thunderstorm Warning | LOT | Boone, DeKalb, Lee, McHenry, Ogle, Winnebago | 55 min |
| Mar 24, 10:28 PM CDT | Mesoscale Discussion | SPC | Boone, DeKalb, DuPage, Grundy, Kane, Kendall and 4 more | 92 min |
| Mar 24, 10:48 PM CDT | Severe Thunderstorm Warning | LOT | DuPage, Kane, Kendall, LaSalle, Will | 42 min |
| Mar 24, 11:13 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Kane, Lake, McHenry | 62 min |
| Mar 24, 11:18 PM CDT | Special Marine Warning | LOT | 117 min | |
| Mar 24, 11:27 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DuPage, Will | 57 min |
| Mar 25, 3:30 AM CDT | Small Craft Advisory | LOT | 15 hr | |
| Mar 25, 4:49 AM CDT | River Flood Warning | DVN | Stephenson | 52 hr |
| Mar 25, 4:49 AM CDT | River Flood Warning | DVN | Whiteside | 30 hr |
| Mar 25, 4:49 AM CDT | River Flood Warning | DVN | Hancock, McDonough | 6 hr |
| Mar 25, 10:49 AM CDT | River Flood Warning | LOT | Ogle | 24 hr |
| Mar 26, 11:02 AM CDT | River Flood Advisory | LOT | Boone | 10 hr |
| Mar 26, 2:59 PM CDT | Gale Watch | LOT | 37 hr | |
| Mar 26, 3:34 PM CDT | Winter Storm Watch | LSX | Adams, Bond, Brown, Calhoun, Greene, Jersey and 6 more | 36 hr |
| Mar 27, 4:25 AM CDT | Small Craft Advisory | LOT | 36 hr | |
| Mar 27, 11:16 AM CDT | Small Craft Advisory | LOT | 29 hr | |
| Mar 27, 11:32 AM CDT | Winter Storm Watch | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 16 hr |
| Mar 27, 12:58 PM CDT | Winter Storm Watch | LOT | Boone, DeKalb, Grundy, Kane, Kendall, LaSalle and 5 more | 19 hr |
| Mar 27, 2:21 PM CDT | Winter Storm Watch | ILX | Cass, Christian, DeWitt, Fulton, Knox, Logan and 13 more | 13 hr |
| Mar 27, 5:29 PM CDT | Lakeshore Flood Advisory | LOT | Lake | 42 hr |
| Mar 27, 9:32 PM CDT | Gale Warning | LOT | 47 hr | |
| Mar 28, 3:31 AM CDT | Winter Weather Advisory | LSX | Adams, Bond, Brown, Calhoun, Greene, Jersey and 6 more | 24 hr |
| Mar 28, 3:33 AM CDT | Winter Storm Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 24 hr |
| Mar 28, 3:40 AM CDT | Winter Storm Warning | LOT | Boone, DeKalb, Kane, Kendall, Lake, LaSalle and 4 more | 24 hr |
| Mar 28, 3:40 AM CDT | Winter Weather Advisory | LOT | DuPage, Ford, Grundy, Kankakee, Livingston | 24 hr |
| Mar 28, 3:48 AM CDT | Winter Weather Advisory | ILX | Cass, Christian, DeWitt, Fulton, Knox, Logan and 13 more | 28 hr |
| Mar 28, 12:58 PM CDT | Mesoscale Discussion | SPC | Gallatin, Hardin, Pope, Saline | 92 min |
| Mar 28, 2:23 PM CDT | Tornado Watch | SPC | Gallatin, Hardin, Pope, Saline | 7 hr |
| Mar 28, 8:47 PM CDT | River Flood Watch | MKX | Lake | 24 hr |
| Mar 28, 9:03 PM CDT | River Flood Warning | LSX | Brown | 38 hr |
| Mar 28, 9:46 PM CDT | River Flood Warning | LOT | Ogle | 13 hr |
| Mar 28, 9:53 PM CDT | River Flood Warning | DVN | Hancock, McDonough | 37 hr |
| Mar 28, 10:40 PM CDT | River Flood Warning | ILX | Fulton, Knox | 42 hr |
| Mar 29, 3:11 AM CDT | Winter Weather Advisory | LOT | Boone, DeKalb, DuPage, Kane, Kendall, Lake and 5 more | 8 hr |
| Mar 29, 3:35 AM CDT | Winter Weather Advisory | DVN | Bureau, Carroll, Hancock, Henderson, Henry, McDonough and 6 more | 5 hr |
| Mar 29, 3:42 AM CDT | Mesoscale Discussion | SPC | Boone, DeKalb, Kane, LaSalle, McHenry, Marshall and 1 more | 4 hr |
| Mar 29, 4:15 AM CDT | Winter Weather Advisory | LSX | Bond, Clinton, Fayette, Marion, Montgomery, Washington | 3 hr |
| Mar 29, 6:08 AM CDT | River Flood Warning | LSX | Pike | 29 hr |
| Mar 29, 6:08 AM CDT | River Flood Warning | LSX | Pike | 4 days |
| Mar 29, 6:08 AM CDT | River Flood Warning | LSX | Calhoun | 5 days |
| Mar 29, 8:40 PM CDT | Gale Watch | LOT | 19 hr | |
| Mar 29, 8:40 PM CDT | Small Craft Advisory | LOT | 7 hr | |
| Mar 29, 10:08 PM CDT | River Flood Warning | LSX | Madison | 71 hr |
| Mar 29, 10:08 PM CDT | River Flood Warning | LSX | Randolph | 7 days |
| Mar 30, 10:57 AM CDT | River Flood Warning | LSX | Calhoun | 26 hr |
| Mar 30, 11:16 AM CDT | River Flood Warning | PAH | Alexander, Jackson, Union | 6 days |
| Mar 30, 11:16 AM CDT | River Flood Warning | PAH | Alexander | 3 days |
| Mar 30, 3:51 PM CDT | Gale Warning | LOT | 19 hr | |
| Mar 30, 3:51 PM CDT | Small Craft Advisory | LOT | 33 hr | |
| Mar 31, 10:44 AM CDT | River Flood Watch | MKX | Lake | 6 hr |
| Mar 31, 4:15 PM CDT | River Flood Warning | MKX | Lake | 4 days |
| Mar 31, 6:00 PM CDT | Mesoscale Discussion | SPC | DuPage, Kane, Kankakee, McHenry, Will | 60 min |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 27 |
| Tornado Warning | 14 |
| Tornado Watch | 3 |
| Mesoscale Discussion | 11 |
| Flooding | |
| Areal Flood Warning | 10 |
| Flash Flood Warning | 1 |
| River Flood Warning | 88 |
| Flash Flood Watch | 8 |
| River Flood Watch | 12 |
| Areal Flood Advisory | 3 |
| River Flood Advisory | 9 |
| Winter | |
| Winter Storm Warning | 2 |
| Winter Storm Watch | 4 |
| Lake Effect Snow Advisory | 1 |
| Winter Weather Advisory | 6 |
| Wind and dust | |
| High Wind Warning | 2 |
| Wind Advisory | 15 |
| Fog and smoke | |
| Dense Fog Advisory | 3 |
| Coast and beach | |
| Lakeshore Flood Advisory | 1 |
| Marine | |
| Gale Warning | 6 |
| Special Marine Warning | 1 |
| Storm Warning | 1 |
| Gale Watch | 4 |
| Storm Watch | 1 |
| Marine Dense Fog Advisory | 1 |
| Small Craft Advisory | 12 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Winnebago County26
- Lake County22
- LaSalle County18
- Woodford County17
- Fulton County17
- Boone County17
- Ogle County17
- Kankakee County17
- Tazewell County16
- DuPage County16
- Kane County16
- McHenry County16
- Hancock County16
- Randolph County15
- Henderson County15
- Grundy County15
- Peoria County14
- Marshall County14
- Calhoun County14
- Jersey County14
- Saint Clair County14
- McDonough County14
- Kendall County14
- Madison County13
- Pike County13
- Christian County13
- Lawrence County13
- Logan County13
- McLean County13
- Macon County13
- Sangamon County13
- DeKalb County13
- Rock Island County13
- Iroquois County13
- Alexander County13
- Putnam County12
- Adams County12
- Brown County12
- Monroe County12
- Montgomery County12
62 more counties
- DeWitt County12
- Knox County12
- Mason County12
- Henry County12
- Livingston County12
- Will County12
- Bond County11
- Macoupin County11
- Marion County11
- Washington County11
- Clay County11
- Coles County11
- Crawford County11
- Cumberland County11
- Effingham County11
- Menard County11
- Shelby County11
- Lee County11
- Mercer County11
- Whiteside County11
- Ford County11
- Clinton County10
- Fayette County10
- Greene County10
- Clark County10
- Douglas County10
- Jasper County10
- Piatt County10
- Stephenson County10
- Jackson County10
- Perry County10
- Pope County10
- Edgar County9
- Morgan County9
- Moultrie County9
- Richland County9
- Schuyler County9
- Stark County9
- Bureau County9
- Cook County9
- Jefferson County9
- Pulaski County9
- Union County9
- Cass County8
- Champaign County8
- Scott County8
- Carroll County8
- Warren County8
- Franklin County8
- Gallatin County8
- Hardin County8
- Saline County8
- Wabash County8
- Vermilion County7
- Hamilton County7
- Massac County7
- Wayne County7
- Jo Daviess County6
- Edwards County6
- Johnson County6
- Williamson County6
- White County5
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. Rebuilt daily.