Alert archive / Illinois / 2017
Weather alerts in Illinois, February 2017
145 weather alerts in February 2017, 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 2017. Tap one for its archive.
- Alerts
- 145
- Warnings
- 62
- Watches
- 19
- Advisories
- 43
- Busiest day
- February 28, 201765 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 3, 3:37 AM CST | Gale Watch | LOT | 17 hr | |
| Feb 3, 2:54 PM CST | Small Craft Advisory | LOT | 36 hr | |
| Feb 3, 8:18 PM CST | Gale Warning | LOT | 31 hr | |
| Feb 6, 3:32 PM CST | Gale Watch | LOT | 13 hr | |
| Feb 6, 3:32 PM CST | Small Craft Advisory | LOT | 3 days | |
| Feb 6, 4:56 PM CST | Dense Fog Advisory | ILX | Champaign, Clark, Coles, DeWitt, Douglas, Edgar and 14 more | 13 hr |
| Feb 6, 7:07 PM CST | Dense Fog Advisory | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 19 hr |
| Feb 6, 8:59 PM CST | Marine Dense Fog Advisory | LOT | 18 hr | |
| Feb 6, 9:10 PM CST | Dense Fog Advisory | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 15 hr |
| Feb 6, 11:20 PM CST | Mesoscale Discussion | SPC | Brown, Cass, Champaign, Christian, Clark, Clay and 36 more | 115 min |
| Feb 7, 12:21 AM CST | Special Weather Statement | DVN | Rock Island | 24 min |
| Feb 7, 12:46 AM CST | Special Weather Statement | ILX | Macon | 29 min |
| Feb 7, 1:52 AM CST | Mesoscale Discussion | SPC | Alexander | 113 min |
| Feb 7, 2:04 AM CST | Special Weather Statement | ILX | Vermilion | 26 min |
| Feb 7, 2:28 AM CST | Special Weather Statement | LSX | Pike | 32 min |
| Feb 7, 3:43 AM CST | Special Weather Statement | ILX | Mason | 32 min |
| Feb 7, 4:05 AM CST | Gale Warning | LOT | 23 hr | |
| Feb 7, 3:48 PM CST | River Flood Advisory | LOT | Will | 50 hr |
| Feb 7, 4:57 PM CST | Mesoscale Discussion | SPC | Massac | 2 hr |
| Feb 8, 3:13 AM CST | Winter Weather Advisory | LOT | Ford, Iroquois, Livingston | 15 hr |
| Feb 8, 3:27 AM CST | Winter Weather Advisory | ILX | Champaign, DeWitt, Douglas, Edgar, Fulton, Knox and 11 more | 15 hr |
| Feb 8, 3:33 AM CST | Winter Weather Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 12 hr |
| Feb 8, 4:59 AM CST | Small Craft Advisory | LOT | 34 hr | |
| Feb 8, 9:43 AM CST | River Flood Warning | IND | Crawford, Lawrence | 5 days |
| Feb 8, 9:43 AM CST | River Flood Warning | IND | Crawford, Lawrence | 5 days |
| Feb 9, 4:01 AM CST | Gale Watch | LOT | 5 hr | |
| Feb 9, 8:42 AM CST | Gale Warning | LOT | 36 hr | |
| Feb 10, 3:05 PM CST | Small Craft Advisory | LOT | 6 hr | |
| Feb 11, 3:18 AM CST | Gale Watch | LOT | 12 hr | |
| Feb 11, 3:12 PM CST | Gale Warning | LOT | 36 hr | |
| Feb 12, 8:49 PM CST | Small Craft Advisory | LOT | 12 hr | |
| Feb 14, 3:18 AM CST | Gale Warning | LOT | 27 hr | |
| Feb 14, 3:08 PM CST | Small Craft Advisory | LOT | 36 hr | |
| Feb 16, 3:37 AM CST | Red Flag Warning | LSX | Adams, Calhoun, Pike | 14 hr |
| Feb 19, 1:00 AM CST | Dense Fog Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 22 more | 10 hr |
| Feb 19, 1:14 AM CST | Dense Fog Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 10 hr |
| Feb 19, 1:24 AM CST | Dense Fog Advisory | LSX | Bond, Clinton, Fayette, Jersey, Macoupin, Madison and 6 more | 10 hr |
| Feb 19, 6:09 AM CST | Dense Fog Advisory | LOT | Ford, Iroquois, Livingston | 6 hr |
| Feb 19, 9:18 PM CST | Dense Fog Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 9 hr |
| Feb 19, 10:08 PM CST | Dense Fog Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 11 hr |
| Feb 19, 10:15 PM CST | Dense Fog Advisory | LSX | Bond, Clinton, Fayette, Greene, Jersey, Macoupin and 7 more | 8 hr |
| Feb 20, 3:06 AM CST | Small Craft Advisory | LOT | 24 hr | |
| Feb 20, 3:41 AM CST | Dense Fog Advisory | LOT | Ford, Grundy, Iroquois, Kankakee, Kendall, LaSalle and 1 more | 6 hr |
| Feb 21, 7:11 PM CST | Marine Dense Fog Advisory | LOT | 26 hr | |
| Feb 21, 10:42 PM CST | Dense Fog Advisory | LSX | Adams, Bond, Brown, Calhoun, Clinton, Fayette and 11 more | 10 hr |
| Feb 21, 10:51 PM CST | Dense Fog Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 29 more | 12 hr |
| Feb 21, 11:34 PM CST | Dense Fog Advisory | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 11 hr |
| Feb 22, 12:26 AM CST | Dense Fog Advisory | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more | 10 hr |
| Feb 22, 2:56 AM CST | Gale Watch | LOT | 24 hr | |
| Feb 22, 7:01 AM CST | Dense Fog Advisory | PAH | Edwards, Franklin, Gallatin, Hamilton, Jefferson, Perry and 5 more | 3 hr |
| Feb 22, 9:16 PM CST | Marine Dense Fog Advisory | LOT | 6 hr | |
| Feb 23, 3:16 AM CST | Gale Warning | LOT | 42 hr | |
| Feb 23, 3:16 AM CST | Small Craft Advisory | LOT | 66 hr | |
| Feb 23, 4:25 AM CST | Dense Fog Advisory | ILX | Cass, Champaign, Christian, Clark, Clay, Coles and 22 more | 6 hr |
| Feb 23, 5:52 AM CST | Dense Fog Advisory | LSX | Calhoun, Fayette, Greene, Jersey, Macoupin, Marion and 2 more | 3 hr |
| Feb 23, 7:02 AM CST | Dense Fog Advisory | LOT | Ford, Iroquois, Kankakee | 3 hr |
| Feb 23, 9:48 PM CST | Mesoscale Discussion | SPC | Henderson | 2 hr |
| Feb 23, 10:43 PM CST | Special Weather Statement | LOT | Lee | 17 min |
| Feb 23, 10:52 PM CST | Severe Thunderstorm Warning | LOT | Lee | 26 min |
| Feb 23, 11:57 PM CST | Special Weather Statement | LOT | McHenry | 33 min |
| Feb 24, 12:26 AM CST | Special Weather Statement | LOT | Lake | 34 min |
| Feb 24, 12:38 AM CST | Special Weather Statement | LOT | DuPage | 37 min |
| Feb 24, 12:56 AM CST | Special Weather Statement | LOT | Cook | 34 min |
| Feb 24, 3:26 AM CST | Gale Watch | LOT | 12 hr | |
| Feb 24, 4:16 AM CST | Special Weather Statement | LOT | DuPage, Lake, McHenry | 44 min |
| Feb 24, 11:23 AM CST | Marine Dense Fog Advisory | LOT | 4 hr | |
| Feb 24, 2:07 PM CST | Mesoscale Discussion | SPC | Clark, Crawford, Cumberland, Edgar, Vermilion | 2 hr |
| Feb 24, 3:09 PM CST | Gale Warning | LOT | 24 hr | |
| Feb 24, 3:09 PM CST | Small Craft Advisory | LOT | 36 hr | |
| Feb 25, 3:13 PM CST | Gale Warning | LOT | 30 hr | |
| Feb 26, 11:59 AM CST | River Flood Watch | DVN | Mercer | 47 hr |
| Feb 26, 11:59 AM CST | River Flood Watch | DVN | Henderson, Mercer | 47 hr |
| Feb 26, 11:59 AM CST | River Flood Watch | DVN | Henderson | 24 hr |
| Feb 26, 11:59 AM CST | River Flood Watch | DVN | Hancock, Henderson | 24 hr |
| Feb 26, 11:59 AM CST | River Flood Watch | DVN | Jo Daviess | 5 days |
| Feb 26, 11:59 AM CST | River Flood Watch | DVN | Rock Island | 47 hr |
| Feb 26, 11:59 AM CST | River Flood Watch | DVN | Mercer, Rock Island | 47 hr |
| Feb 26, 3:54 PM CST | Small Craft Advisory | LOT | 5 hr | |
| Feb 27, 10:58 AM CST | River Flood Warning | DVN | Henderson | 12 days |
| Feb 27, 10:58 AM CST | River Flood Warning | DVN | Hancock, Henderson | 12 days |
| Feb 28, 2:37 AM CST | Severe Thunderstorm Warning | LSX | Randolph | 16 min |
| Feb 28, 2:51 AM CST | Severe Thunderstorm Warning | PAH | Jackson, Jefferson, Perry | 12 min |
| Feb 28, 3:12 AM CST | Special Weather Statement | PAH | Jefferson | 48 min |
| Feb 28, 3:48 AM CST | Gale Watch | LOT | 11 hr | |
| Feb 28, 3:48 AM CST | Small Craft Advisory | LOT | 24 hr | |
| Feb 28, 8:27 AM CST | River Flood Advisory | LOT | Will | 36 hr |
| Feb 28, 9:04 AM CST | River Flood Warning | IND | Wabash | 8 days |
| Feb 28, 9:04 AM CST | River Flood Warning | IND | Wabash | 9 days |
| Feb 28, 9:04 AM CST | River Flood Warning | IND | Clark, Crawford | 6 days |
| Feb 28, 9:04 AM CST | River Flood Warning | IND | Crawford, Lawrence | 8 days |
| Feb 28, 9:04 AM CST | River Flood Warning | IND | Crawford, Lawrence | 8 days |
| Feb 28, 10:17 AM CST | River Flood Advisory | LOT | LaSalle | 5 days |
| Feb 28, 10:17 AM CST | River Flood Advisory | LOT | Bureau, LaSalle, Putnam | 5 days |
| Feb 28, 10:39 AM CST | River Flood Warning | DVN | Rock Island | 6 days |
| Feb 28, 10:39 AM CST | River Flood Warning | DVN | Mercer, Rock Island | 7 days |
| Feb 28, 10:39 AM CST | River Flood Warning | DVN | Mercer | 9 days |
| Feb 28, 10:39 AM CST | River Flood Warning | DVN | Henderson, Mercer | 10 days |
| Feb 28, 10:52 AM CST | River Flood Watch | DVN | Carroll, Whiteside | 8 days |
| Feb 28, 10:52 AM CST | River Flood Watch | DVN | Rock Island | 4 days |
| Feb 28, 12:50 PM CST | Wind Advisory | LSX | Adams, Brown, Pike | 5 hr |
| Feb 28, 1:46 PM CST | Mesoscale Discussion | SPC | Alexander, Franklin, Jackson, Jefferson, Johnson, Massac and 8 more | 2 hr |
| Feb 28, 2:03 PM CST | Mesoscale Discussion | SPC | Bureau, DeKalb, DuPage, Ford, Fulton, Grundy and 24 more | 2 hr |
| Feb 28, 2:19 PM CST | Tornado Watch | SPC | Alexander, Bond, Calhoun, Clinton, Edwards, Fayette and 27 more | 7 hr |
| Feb 28, 2:49 PM CST | Flash Flood Watch | PAH | Gallatin, Hardin, Johnson, Massac, Pope, Pulaski and 2 more | 18 hr |
| Feb 28, 2:57 PM CST | Tornado Watch | SPC | Adams, Boone, Brown, Bureau, Carroll, Cass and 63 more | 7 hr |
| Feb 28, 3:04 PM CST | Severe Thunderstorm Warning | DVN | Hancock, Henderson, McDonough | 41 min |
| Feb 28, 3:07 PM CST | Gale Warning | LOT | 33 hr | |
| Feb 28, 3:07 PM CST | Small Craft Advisory | LOT | 43 hr | |
| Feb 28, 3:28 PM CST | Tornado Warning | DVN | Rock Island | 47 min |
| Feb 28, 3:35 PM CST | Severe Thunderstorm Warning | ILX | Stark | 25 min |
| Feb 28, 3:44 PM CST | Severe Thunderstorm Warning | DVN | Hancock, Henderson, McDonough, Warren | 46 min |
| Feb 28, 3:50 PM CST | Severe Thunderstorm Warning | ILX | Knox | 26 min |
| Feb 28, 3:54 PM CST | Severe Thunderstorm Warning | DVN | Bureau, Putnam | 51 min |
| Feb 28, 4:02 PM CST | Tornado Warning | DVN | Whiteside | 22 min |
| Feb 28, 4:07 PM CST | Severe Thunderstorm Warning | LSX | Monroe, Randolph | 26 min |
| Feb 28, 4:10 PM CST | Severe Thunderstorm Warning | DVN | Bureau, Henry | 35 min |
| Feb 28, 4:11 PM CST | Severe Thunderstorm Warning | ILX | Knox | 36 min |
| Feb 28, 4:14 PM CST | Severe Thunderstorm Warning | LOT | LaSalle | 46 min |
| Feb 28, 4:15 PM CST | Severe Thunderstorm Warning | LSX | Calhoun, Greene, Jersey | 32 min |
| Feb 28, 4:23 PM CST | Severe Thunderstorm Warning | DVN | Carroll, Whiteside | 67 min |
| Feb 28, 4:27 PM CST | Tornado Warning | LOT | LaSalle | 48 min |
| Feb 28, 4:33 PM CST | Severe Thunderstorm Warning | ILX | Morgan, Scott | 29 min |
| Feb 28, 4:41 PM CST | Severe Thunderstorm Warning | LOT | Lee, Ogle | 34 min |
| Feb 28, 4:42 PM CST | Tornado Warning | DVN | Bureau, Putnam | 14 min |
| Feb 28, 4:44 PM CST | Severe Thunderstorm Warning | ILX | Marshall, Peoria, Stark | 51 min |
| Feb 28, 4:46 PM CST | Severe Thunderstorm Warning | DVN | Bureau, Putnam | 44 min |
| Feb 28, 4:46 PM CST | Tornado Warning | DVN | Whiteside | 15 min |
| Feb 28, 4:47 PM CST | Tornado Warning | DVN | Putnam | 8 min |
| Feb 28, 4:51 PM CST | Tornado Warning | LOT | Grundy, Kendall, LaSalle | 39 min |
| Feb 28, 5:05 PM CST | Tornado Warning | ILX | Marshall, Peoria, Woodford | 25 min |
| Feb 28, 5:10 PM CST | Severe Thunderstorm Warning | LSX | Monroe, Saint Clair | 33 min |
| Feb 28, 5:13 PM CST | Severe Thunderstorm Warning | LOT | LaSalle | 47 min |
| Feb 28, 5:14 PM CST | Tornado Warning | LSX | Macoupin, Montgomery | 31 min |
| Feb 28, 5:15 PM CST | Severe Thunderstorm Warning | LOT | DeKalb, Lee, Ogle | 45 min |
| Feb 28, 5:24 PM CST | Mesoscale Discussion | SPC | Boone, Bureau, Carroll, Cook, DeKalb, DuPage and 28 more | 96 min |
| Feb 28, 5:28 PM CST | Tornado Warning | ILX | Marshall, Woodford | 32 min |
| Feb 28, 5:28 PM CST | Severe Thunderstorm Warning | LOT | Grundy, Kendall, Will | 47 min |
| Feb 28, 5:28 PM CST | Mesoscale Discussion | SPC | Alexander, Jackson, Johnson, Massac, Pope, Pulaski and 2 more | 2 hr |
| Feb 28, 5:29 PM CST | Severe Thunderstorm Warning | LSX | Bond, Clinton, Madison, Saint Clair | 46 min |
| Feb 28, 5:32 PM CST | Severe Thunderstorm Warning | ILX | Marshall | 28 min |
| Feb 28, 5:36 PM CST | Tornado Warning | ILX | Christian | 24 min |
| Feb 28, 5:36 PM CST | Tornado Warning | LOT | LaSalle, Livingston | 39 min |
| Feb 28, 5:36 PM CST | Severe Thunderstorm Warning | LSX | Monroe, Randolph, Saint Clair | 39 min |
| Feb 28, 5:51 PM CST | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Kane, Lake, McHenry | 39 min |
| Feb 28, 5:53 PM CST | Special Marine Warning | LOT | 2 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 | 26 |
| Tornado Warning | 12 |
| Tornado Watch | 2 |
| Mesoscale Discussion | 9 |
| Special Weather Statement | 12 |
| Flooding | |
| River Flood Warning | 13 |
| Flash Flood Watch | 1 |
| River Flood Watch | 9 |
| River Flood Advisory | 4 |
| Winter | |
| Winter Weather Advisory | 3 |
| Wind and dust | |
| Wind Advisory | 1 |
| Fire | |
| Red Flag Warning | 1 |
| Fog and smoke | |
| Dense Fog Advisory | 19 |
| Marine | |
| Gale Warning | 9 |
| Special Marine Warning | 1 |
| Gale Watch | 7 |
| Marine Dense Fog Advisory | 4 |
| Small Craft Advisory | 12 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Henderson County15
- LaSalle County13
- Mercer County12
- Rock Island County12
- Crawford County12
- Marshall County11
- Woodford County11
- McLean County10
- Peoria County10
- Tazewell County10
- Vermilion County10
- Ford County10
- Iroquois County10
- Bureau County10
- Hancock County10
- Putnam County10
- Lawrence County10
- Clark County9
- Edgar County9
- Knox County9
- Mason County9
- Stark County9
- Lee County9
- Livingston County9
- Whiteside County9
- Champaign County8
- DeWitt County8
- Douglas County8
- Fulton County8
- Logan County8
- Macon County8
- Piatt County8
- DuPage County8
- Grundy County8
- Kendall County8
- McDonough County8
- Warren County8
- Monroe County8
- Randolph County8
- Saint Clair County8
62 more counties
- Coles County7
- Moultrie County7
- DeKalb County7
- Kankakee County7
- Lake County7
- McHenry County7
- Christian County7
- Cumberland County7
- Menard County7
- Montgomery County7
- Morgan County7
- Wabash County7
- Massac County7
- Jefferson County7
- Kane County6
- Ogle County6
- Carroll County6
- Henry County6
- Cass County6
- Clay County6
- Effingham County6
- Fayette County6
- Jasper County6
- Richland County6
- Sangamon County6
- Scott County6
- Shelby County6
- Alexander County6
- Pike County6
- Will County6
- Jackson County6
- Johnson County6
- Perry County6
- Pulaski County6
- Williamson County6
- Jersey County6
- Macoupin County6
- Edwards County5
- Calhoun County5
- Franklin County5
- Gallatin County5
- Pope County5
- Saline County5
- Union County5
- White County5
- Bond County5
- Clinton County5
- Madison County5
- Marion County5
- Washington County5
- Greene County5
- Boone County4
- Jo Daviess County4
- Brown County4
- Schuyler County4
- Adams County4
- Hamilton County4
- Hardin County4
- Wayne County4
- Cook County4
- Winnebago County3
- Stephenson County3
Nearby
Alerts in force nowTornadoes on recordThe radar archive20162018
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.