Alert archive / Illinois / 2026
Weather alerts in Illinois, February 2026
101 weather alerts in February 2026, 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 February 2026. Tap one for its archive.
- Alerts
- 101
- Warnings
- 51
- Watches
- 11
- Advisories
- 33
- Busiest day
- February 19, 202640 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 4, 2:37 PM CST | Gale Watch | LOT | 19 hr | |
| Feb 5, 9:35 AM CST | Gale Warning | LOT | 38 hr | |
| Feb 5, 9:35 AM CST | Small Craft Advisory | LOT | 41 hr | |
| Feb 9, 2:37 PM CST | Small Craft Advisory | LOT | 23 hr | |
| Feb 10, 2:41 PM CST | Small Craft Advisory | LOT | 24 hr | |
| Feb 15, 7:22 AM CST | Dense Fog Advisory | ILX | Champaign, DeWitt, Fulton, Knox, Logan, McLean and 9 more | 3 hr |
| Feb 15, 7:24 AM CST | Dense Fog Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, LaSalle, Livingston and 1 more | 3 hr |
| Feb 15, 7:30 AM CST | Dense Fog Advisory | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 2 more | 3 hr |
| Feb 15, 6:31 PM CST | Dense Fog Advisory | LSX | Clinton, Marion, Monroe, Randolph, Saint Clair, Washington | 11 hr |
| Feb 15, 6:32 PM CST | Dense Fog Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 16 hr |
| Feb 15, 6:48 PM CST | Dense Fog Advisory | ILX | Champaign, Clark, Clay, Coles, Crawford, Cumberland and 22 more | 15 hr |
| Feb 15, 9:21 PM CST | Small Craft Advisory | LOT | 21 hr | |
| Feb 16, 5:17 AM CST | Dense Fog Advisory | DVN | Bureau, Henry, Putnam, Whiteside | 4 hr |
| Feb 16, 5:20 AM CST | Dense Fog Advisory | LOT | Cook, DeKalb, DuPage, Ford, Grundy, Iroquois and 7 more | 4 hr |
| Feb 17, 3:39 AM CST | Small Craft Advisory | LOT | 38 hr | |
| Feb 17, 1:40 PM CST | Wind Advisory | ILX | Cass, Champaign, Christian, Clark, Coles, Cumberland and 15 more | 11 hr |
| Feb 17, 1:45 PM CST | Fire Weather Watch | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kane and 8 more | 11 hr |
| Feb 17, 1:47 PM CST | Fire Weather Watch | ILX | Knox, Marshall, Stark | 11 hr |
| Feb 17, 2:31 PM CST | Fire Weather Watch | DVN | Bureau, Carroll, Henderson, Henry, Jo Daviess, Mercer and 5 more | 10 hr |
| Feb 17, 8:04 PM CST | Wind Advisory | DVN | Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside | 22 hr |
| Feb 18, 12:18 AM CST | Red Flag Warning | ILX | Fulton, Knox, McLean, Marshall, Mason, Peoria and 3 more | 17 hr |
| Feb 18, 12:30 AM CST | Red Flag Warning | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 18 hr |
| Feb 18, 1:00 AM CST | Red Flag Warning | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 17 hr |
| Feb 18, 1:02 AM CST | Wind Advisory | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 4 more | 17 hr |
| Feb 18, 9:08 AM CST | Gale Warning | LOT | 9 hr | |
| Feb 19, 1:02 AM CST | Severe Thunderstorm Warning | ILX | Vermilion | 28 min |
| Feb 19, 1:07 AM CST | Special Weather Statement | ILX | Champaign | 8 min |
| Feb 19, 1:13 AM CST | Severe Thunderstorm Warning | ILX | Champaign | 32 min |
| Feb 19, 1:34 AM CST | Severe Thunderstorm Warning | ILX | Vermilion | 15 min |
| Feb 19, 2:49 AM CST | Winter Weather Advisory | DVN | Jo Daviess | 30 hr |
| Feb 19, 3:38 AM CST | Gale Watch | LOT | 11 hr | |
| Feb 19, 4:23 AM CST | Dense Fog Advisory | LSX | Bond, Calhoun, Fayette, Greene, Jersey, Macoupin and 4 more | 5 hr |
| Feb 19, 5:24 AM CST | Dense Fog Advisory | ILX | Christian, DeWitt, Logan, Macon, Menard, Morgan and 3 more | 6 hr |
| Feb 19, 10:44 AM CST | Mesoscale Discussion | SPC | Bond, Calhoun, Clinton, Greene, Jersey, Macoupin and 5 more | 91 min |
| Feb 19, 11:34 AM CST | Mesoscale Discussion | SPC | Bond, Champaign, Christian, Clark, Clay, Clinton and 38 more | 116 min |
| Feb 19, 12:20 PM CST | Tornado Watch | SPC | Clark, Clay, Coles, Crawford, Cumberland, Douglas and 15 more | 10 hr |
| Feb 19, 1:51 PM CST | Wind Advisory | ILX | Cass, Champaign, Christian, Coles, DeWitt, Douglas and 20 more | 19 hr |
| Feb 19, 1:56 PM CST | Wind Advisory | LOT | Boone, Cook, DeKalb, DuPage, Ford, Grundy and 12 more | 26 hr |
| Feb 19, 2:56 PM CST | Mesoscale Discussion | SPC | Clark, Clay, Crawford, Cumberland, Edwards, Effingham and 12 more | 2 hr |
| Feb 19, 2:58 PM CST | Gale Warning | LOT | 27 hr | |
| Feb 19, 2:58 PM CST | Small Craft Advisory | LOT | 15 hr | |
| Feb 19, 3:02 PM CST | Severe Thunderstorm Warning | ILX | Effingham | 32 min |
| Feb 19, 3:06 PM CST | Tornado Warning | ILX | Effingham | 24 min |
| Feb 19, 3:06 PM CST | Mesoscale Discussion | SPC | Bond, Clinton, Fayette, Jefferson, Madison, Marion and 5 more | 84 min |
| Feb 19, 3:11 PM CST | Severe Thunderstorm Warning | ILX | Coles, Cumberland, Moultrie, Shelby | 34 min |
| Feb 19, 3:23 PM CST | Tornado Warning | ILX | Effingham, Jasper | 52 min |
| Feb 19, 3:27 PM CST | Severe Thunderstorm Warning | ILX | Moultrie, Shelby | 33 min |
| Feb 19, 3:45 PM CST | Severe Thunderstorm Warning | ILX | Coles | 30 min |
| Feb 19, 3:48 PM CST | Severe Thunderstorm Warning | ILX | Clark, Cumberland | 29 min |
| Feb 19, 3:49 PM CST | Tornado Warning | ILX | Clark, Cumberland | 26 min |
| Feb 19, 3:57 PM CST | Severe Thunderstorm Warning | ILX | Crawford, Jasper, Lawrence, Richland | 48 min |
| Feb 19, 3:59 PM CST | Tornado Warning | ILX | Clark, Crawford, Cumberland, Jasper | 31 min |
| Feb 19, 4:04 PM CST | Severe Thunderstorm Warning | ILX | Clark, Coles, Edgar | 41 min |
| Feb 19, 4:09 PM CST | Tornado Warning | ILX | Crawford | 36 min |
| Feb 19, 4:10 PM CST | Tornado Warning | ILX | Clark | 50 min |
| Feb 19, 4:22 PM CST | Tornado Warning | ILX | Clark, Crawford | 23 min |
| Feb 19, 4:25 PM CST | Tornado Warning | ILX | Crawford | 12 min |
| Feb 19, 4:39 PM CST | Tornado Warning | ILX | Crawford | 12 min |
| Feb 19, 4:43 PM CST | Tornado Warning | ILX | Clark, Crawford | 17 min |
| Feb 19, 5:04 PM CST | Tornado Warning | PAH | Jefferson | 41 min |
| Feb 19, 5:12 PM CST | Tornado Warning | LSX | Marion | 29 min |
| Feb 19, 5:15 PM CST | Severe Thunderstorm Warning | LSX | Bond, Fayette | 45 min |
| Feb 19, 5:39 PM CST | Severe Thunderstorm Warning | PAH | Wayne | 51 min |
| Feb 19, 5:40 PM CST | Tornado Warning | LSX | Fayette | 40 min |
| Feb 19, 5:57 PM CST | Tornado Warning | ILX | Clay, Effingham | 48 min |
| Feb 19, 6:00 PM CST | Severe Thunderstorm Warning | ILX | Clay | 30 min |
| Feb 19, 6:01 PM CST | Severe Thunderstorm Warning | ILX | Fulton, Schuyler | 44 min |
| Feb 19, 6:03 PM CST | Mesoscale Discussion | SPC | Clark, Clay, Coles, Crawford, Cumberland, Douglas and 8 more | 87 min |
| Feb 19, 6:13 PM CST | Severe Thunderstorm Warning | ILX | Clay, Effingham, Jasper | 47 min |
| Feb 19, 6:13 PM CST | Tornado Warning | ILX | Fulton, Schuyler | 32 min |
| Feb 19, 6:20 PM CST | Tornado Warning | ILX | Clay, Effingham, Jasper | 25 min |
| Feb 19, 6:30 PM CST | Severe Thunderstorm Warning | ILX | Fulton, Mason, Schuyler | 45 min |
| Feb 19, 6:32 PM CST | Severe Thunderstorm Warning | ILX | Lawrence, Richland | 32 min |
| Feb 19, 6:38 PM CST | Tornado Warning | ILX | Clay, Effingham, Jasper | 31 min |
| Feb 19, 6:47 PM CST | Tornado Warning | ILX | Jasper | 43 min |
| Feb 19, 6:58 PM CST | Severe Thunderstorm Warning | ILX | Fulton, Mason, Tazewell | 47 min |
| Feb 19, 7:02 PM CST | Tornado Warning | ILX | Jasper | 28 min |
| Feb 19, 7:11 PM CST | Wind Advisory | DVN | Bureau, Carroll, Henry, Jo Daviess, McDonough, Mercer and 5 more | 15 hr |
| Feb 19, 7:12 PM CST | Severe Thunderstorm Warning | ILX | Clark, Crawford, Jasper | 48 min |
| Feb 19, 7:23 PM CST | Severe Thunderstorm Warning | ILX | Crawford | 34 min |
| Feb 19, 7:46 PM CST | Severe Thunderstorm Warning | ILX | Tazewell | 32 min |
| Feb 20, 1:18 AM CST | Marine Dense Fog Advisory | LOT | 3 hr | |
| Feb 20, 1:30 AM CST | Wind Advisory | DVN | Bureau, Henry, Mercer, Putnam | 9 hr |
| Feb 20, 2:44 PM CST | Small Craft Advisory | LOT | 13 hr | |
| Feb 21, 3:39 AM CST | Gale Watch | LOT | 24 hr | |
| Feb 21, 3:39 AM CST | Small Craft Advisory | LOT | 71 hr | |
| Feb 22, 3:23 AM CST | Gale Warning | LOT | 36 hr | |
| Feb 23, 2:47 PM CST | Gale Warning | LOT | 27 hr | |
| Feb 24, 6:02 PM CST | Small Craft Advisory | LOT | 21 hr | |
| Feb 26, 1:45 PM CST | Gale Watch | LOT | 14 hr | |
| Feb 26, 1:46 PM CST | Fire Weather Watch | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more | 12 hr |
| Feb 26, 1:51 PM CST | Fire Weather Watch | ILX | Cass, Fulton, Knox, Marshall, Mason, Menard and 7 more | 12 hr |
| Feb 26, 2:05 PM CST | Fire Weather Watch | LSX | Adams, Brown, Pike | 10 hr |
| Feb 26, 9:49 PM CST | Small Craft Advisory | LOT | 40 hr | |
| Feb 27, 12:28 AM CST | Red Flag Warning | LSX | Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 2 more | 18 hr |
| Feb 27, 1:22 AM CST | Red Flag Warning | ILX | Cass, Fulton, Knox, Logan, Marshall, Mason and 9 more | 17 hr |
| Feb 27, 1:35 AM CST | Red Flag Warning | DVN | Bureau, Hancock, Henderson, Henry, McDonough, Mercer and 4 more | 16 hr |
| Feb 27, 2:31 AM CST | Dense Fog Advisory | ILX | Champaign, DeWitt, McLean, Marshall, Piatt, Vermilion and 1 more | 5 hr |
| Feb 27, 4:27 AM CST | Dense Fog Advisory | PAH | Alexander, Hardin, Massac, Pope, Pulaski | 4 hr |
| Feb 27, 5:58 AM CST | Dense Fog Advisory | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kankakee and 3 more | 2 hr |
| Feb 27, 1:54 PM CST | Small Craft Advisory | LOT | 49 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 21 |
| Tornado Warning | 19 |
| Tornado Watch | 1 |
| Mesoscale Discussion | 5 |
| Special Weather Statement | 1 |
| Winter | |
| Winter Weather Advisory | 1 |
| Wind and dust | |
| Wind Advisory | 7 |
| Fire | |
| Red Flag Warning | 6 |
| Fire Weather Watch | 6 |
| Fog and smoke | |
| Dense Fog Advisory | 13 |
| Marine | |
| Gale Warning | 5 |
| Gale Watch | 4 |
| Marine Dense Fog Advisory | 1 |
| Small Craft Advisory | 11 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Clark County14
- Crawford County14
- Jasper County14
- Effingham County12
- Fulton County10
- Clay County10
- Cumberland County10
- Shelby County10
- Mason County9
- Tazewell County9
- Coles County9
- Champaign County8
- Marshall County8
- Woodford County8
- Bureau County8
- Henry County8
- Putnam County8
- Moultrie County8
- Knox County7
- Schuyler County7
- Stark County7
- Vermilion County7
- Mercer County7
- Lawrence County7
- Richland County7
- Whiteside County7
- Fayette County7
- DeWitt County6
- Logan County6
- McLean County6
- Peoria County6
- Piatt County6
- Grundy County6
- LaSalle County6
- Will County6
- Warren County6
- Douglas County6
- Edgar County6
- Cook County6
- DeKalb County6
62 more counties
- DuPage County6
- Kane County6
- Rock Island County6
- Kankakee County5
- Henderson County5
- McDonough County5
- Marion County5
- Saint Clair County5
- Jefferson County5
- Wayne County5
- Macon County5
- Kendall County5
- Lee County5
- Menard County5
- Morgan County5
- Sangamon County5
- Jo Daviess County5
- Bond County5
- Madison County5
- Ford County4
- Iroquois County4
- Livingston County4
- Hancock County4
- Clinton County4
- Monroe County4
- Washington County4
- Edwards County4
- Gallatin County4
- Hamilton County4
- Hardin County4
- Wabash County4
- White County4
- Cass County4
- Christian County4
- Boone County4
- Lake County4
- McHenry County4
- Ogle County4
- Winnebago County4
- Carroll County4
- Stephenson County4
- Macoupin County4
- Scott County4
- Randolph County3
- Perry County3
- Pope County3
- Saline County3
- Calhoun County3
- Greene County3
- Jersey County3
- Alexander County2
- Franklin County2
- Jackson County2
- Johnson County2
- Massac County2
- Pulaski County2
- Union County2
- Williamson County2
- Montgomery County2
- Adams County2
- Brown County2
- Pike County2
Nearby
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.