Alert archive / Illinois / 2018
Weather alerts in Illinois, March 2018
102 weather alerts in March 2018, 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 2018. Tap one for its archive.
- Alerts
- 102
- Warnings
- 39
- Watches
- 7
- Advisories
- 35
- Busiest day
- March 17, 201810 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, 11:05 PM CST | Dense Fog Advisory | ILX | Champaign, Christian, Clark, Coles, Cumberland, Douglas and 11 more | 5 hr |
| Feb 28, 11:10 PM CST | Dense Fog Advisory | LSX | Adams, Bond, Brown, Calhoun, Fayette, Greene and 5 more | 5 hr |
| Mar 1, 2:39 PM CST | River Flood Advisory | LOT | Will | 15 hr |
| Mar 1, 2:44 PM CST | River Flood Advisory | LOT | LaSalle | 3 days |
| Mar 1, 2:55 PM CST | River Flood Advisory | LOT | Iroquois | 57 hr |
| Mar 4, 2:40 AM CST | Gale Watch | LOT | 12 hr | |
| Mar 4, 2:40 AM CST | Small Craft Advisory | LOT | 55 hr | |
| Mar 4, 2:36 PM CST | Gale Warning | LOT | 36 hr | |
| Mar 4, 3:07 PM CST | Winter Weather Advisory | LOT | Boone, DeKalb, DuPage, Kane, Lake, McHenry and 2 more | 33 hr |
| Mar 4, 3:32 PM CST | Winter Weather Advisory | DVN | Carroll, Jo Daviess, Stephenson | 32 hr |
| Mar 5, 1:48 AM CST | Special Weather Statement | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 87 min |
| Mar 5, 3:16 AM CST | Special Weather Statement | DVN | Hancock, Henderson, McDonough, Mercer, Rock Island, Warren | 89 min |
| Mar 5, 4:16 AM CST | Special Weather Statement | DVN | Hancock, Henderson, Henry, McDonough, Mercer, Rock Island and 1 more | 89 min |
| Mar 5, 5:48 AM CST | Special Weather Statement | DVN | Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 6 more | 87 min |
| Mar 5, 6:50 AM CST | Winter Weather Advisory | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more | 17 hr |
| Mar 5, 7:10 AM CST | Special Weather Statement | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more | 95 min |
| Mar 5, 7:15 AM CST | Special Weather Statement | DVN | Hancock, Henderson, McDonough | 90 min |
| Mar 5, 2:12 PM CST | Wind Advisory | PAH | Alexander, Franklin, Gallatin, Hamilton, Hardin, Jackson and 9 more | 27 hr |
| Mar 6, 2:41 AM CST | Small Craft Advisory | LOT | 66 hr | |
| Mar 6, 3:25 AM CST | Wind Advisory | LSX | Randolph | 15 hr |
| Mar 6, 6:51 AM CST | Special Weather Statement | DVN | Jo Daviess | 114 min |
| Mar 6, 3:43 PM CST | River Flood Warning | LSX | Clinton | 13 days |
| Mar 11, 4:16 AM CDT | Winter Weather Advisory | PAH | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 13 more | 24 hr |
| Mar 11, 1:37 PM CDT | Winter Storm Warning | PAH | Gallatin, Hardin, Massac, Pope | 13 hr |
| Mar 12, 2:56 AM CDT | Small Craft Advisory | LOT | 55 hr | |
| Mar 14, 3:40 AM CDT | Small Craft Advisory | LOT | 15 hr | |
| Mar 14, 9:43 AM CDT | Small Craft Advisory | LOT | 48 hr | |
| Mar 16, 3:07 AM CDT | Winter Weather Advisory | LOT | DeKalb, DuPage, Ford, Grundy, Iroquois, Kane and 6 more | 29 hr |
| Mar 16, 3:10 AM CDT | Winter Weather Advisory | DVN | Bureau, Carroll, Henderson, Henry, Jo Daviess, Mercer and 5 more | 32 hr |
| Mar 16, 5:16 PM CDT | Special Weather Statement | DVN | Hancock, Henderson, McDonough | 59 min |
| Mar 16, 6:18 PM CDT | Special Weather Statement | DVN | Hancock | 57 min |
| Mar 16, 8:29 PM CDT | Special Weather Statement | DVN | Henderson, McDonough, Mercer, Rock Island, Warren | 91 min |
| Mar 16, 9:33 PM CDT | Special Weather Statement | DVN | Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 4 more | 57 min |
| Mar 16, 9:37 PM CDT | Special Weather Statement | DVN | Hancock | 53 min |
| Mar 16, 10:36 PM CDT | Special Weather Statement | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more | 54 min |
| Mar 16, 11:18 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 27 min |
| Mar 16, 11:31 PM CDT | Special Weather Statement | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Stephenson and 1 more | 59 min |
| Mar 16, 11:43 PM CDT | Severe Thunderstorm Warning | PAH | Alexander | 33 min |
| Mar 16, 11:46 PM CDT | Mesoscale Discussion | SPC | Alexander, Massac, Pulaski | 59 min |
| Mar 17, 3:59 AM CDT | Mesoscale Discussion | SPC | Cook, DeKalb, DuPage, Kane, Kankakee, Kendall and 1 more | 4 hr |
| Mar 17, 11:14 AM CDT | Winter Weather Advisory | DVN | Henderson, Warren | 61 min |
| Mar 18, 2:16 AM CDT | Dense Fog Advisory | ILX | Cass, Christian, DeWitt, Fulton, Knox, Logan and 13 more | 8 hr |
| Mar 18, 2:25 AM CDT | Dense Fog Advisory | DVN | Hancock, Henderson, McDonough, Mercer, Rock Island, Warren | 9 hr |
| Mar 18, 9:41 AM CDT | Small Craft Advisory | LOT | 32 hr | |
| Mar 19, 5:50 PM CDT | Gale Warning | LOT | 7 hr | |
| Mar 19, 5:50 PM CDT | Small Craft Advisory | LOT | 58 hr | |
| Mar 22, 3:45 AM CDT | Winter Storm Watch | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 2 more | 24 hr |
| Mar 22, 4:00 AM CDT | Winter Storm Watch | LOT | DeKalb, Ford, Grundy, Iroquois, Kankakee, Kendall and 4 more | 34 hr |
| Mar 22, 4:12 AM CDT | Winter Storm Watch | ILX | Marshall, Stark, Woodford | 23 hr |
| Mar 23, 3:30 AM CDT | Winter Storm Warning | DVN | Bureau, Carroll, Henry, Jo Daviess, Putnam, Rock Island and 1 more | 40 hr |
| Mar 23, 3:30 AM CDT | Winter Weather Advisory | DVN | Mercer, Stephenson | 40 hr |
| Mar 23, 3:33 AM CDT | Winter Storm Warning | ILX | Champaign, Knox, McLean, Marshall, Peoria, Stark and 3 more | 42 hr |
| Mar 23, 3:33 AM CDT | Winter Weather Advisory | ILX | Champaign, Knox, McLean, Peoria, Tazewell, Vermilion | 24 hr |
| Mar 23, 3:43 AM CDT | Winter Storm Warning | LOT | Ford, Grundy, Iroquois, LaSalle, Lee, Livingston | 41 hr |
| Mar 23, 3:57 AM CDT | Small Craft Advisory | LOT | 59 hr | |
| Mar 23, 1:53 PM CDT | Winter Weather Advisory | LOT | DeKalb, Iroquois, Kankakee, Kendall, Ogle | 29 hr |
| Mar 23, 9:27 PM CDT | Winter Storm Warning | DVN | Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 2 more | 22 hr |
| Mar 23, 9:27 PM CDT | Winter Weather Advisory | DVN | Stephenson | 17 hr |
| Mar 24, 7:15 AM CDT | Special Weather Statement | PAH | Saline | 45 min |
| Mar 24, 3:26 PM CDT | Mesoscale Discussion | SPC | Alexander, Jackson, Johnson, Massac, Pope, Pulaski and 1 more | 64 min |
| Mar 24, 4:35 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 40 min |
| Mar 24, 5:13 PM CDT | Severe Thunderstorm Warning | PAH | Alexander, Pulaski | 26 min |
| Mar 24, 5:40 PM CDT | Special Weather Statement | DVN | Henderson, Warren | 80 min |
| Mar 24, 6:53 PM CDT | Special Weather Statement | DVN | Hancock, Henderson, McDonough, Mercer, Warren | 67 min |
| Mar 24, 7:56 PM CDT | Special Weather Statement | DVN | Hancock, Henderson, McDonough, Warren | 64 min |
| Mar 24, 8:25 PM CDT | River Flood Warning | ILX | Clay, Richland | 17 days |
| Mar 25, 10:01 AM CDT | River Flood Warning | ILX | Lawrence | 18 days |
| Mar 25, 3:03 PM CDT | Small Craft Advisory | LOT | 37 hr | |
| Mar 25, 3:16 PM CDT | Flood Watch | LSX | Bond, Clinton, Fayette, Jersey, Macoupin, Madison and 6 more | 54 hr |
| Mar 25, 9:09 PM CDT | River Flood Warning | PAH | Gallatin, Wayne, White | 25 days |
| Mar 26, 2:56 AM CDT | Flood Watch | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 12 more | 46 hr |
| Mar 26, 10:13 AM CDT | River Flood Warning | PAH | Wayne, White | 68 hr |
| Mar 26, 11:33 AM CDT | River Flood Warning | LSX | Fayette | 7 days |
| Mar 26, 9:12 PM CDT | River Flood Warning | IND | Wabash | 20 days |
| Mar 26, 9:12 PM CDT | River Flood Warning | IND | Wabash | 20 days |
| Mar 26, 9:12 PM CDT | River Flood Warning | IND | Clark, Crawford | 12 days |
| Mar 26, 9:12 PM CDT | River Flood Warning | IND | Crawford, Lawrence | 26 days |
| Mar 26, 9:12 PM CDT | River Flood Warning | IND | Crawford, Lawrence | 26 days |
| Mar 26, 9:12 PM CDT | River Flood Warning | IND | Lawrence, Wabash | 20 days |
| Mar 26, 9:12 PM CDT | River Flood Warning | IND | Edwards, Gallatin, Wabash, White | 21 days |
| Mar 27, 9:47 AM CDT | River Flood Warning | PAH | Gallatin, Wabash, White | 22 days |
| Mar 27, 10:37 AM CDT | River Flood Warning | LSX | Calhoun, Greene, Jersey | 6 days |
| Mar 27, 8:47 PM CDT | River Flood Warning | ILX | Piatt | 7 days |
| Mar 27, 9:14 PM CDT | River Flood Warning | PAH | Jackson | 14 days |
| Mar 28, 12:06 PM CDT | River Flood Warning | PAH | Alexander, Jackson, Union | 6 days |
| Mar 28, 3:07 PM CDT | Small Craft Advisory | LOT | 42 hr | |
| Mar 28, 8:29 PM CDT | River Flood Warning | ILX | Crawford, Jasper | 3 days |
| Mar 28, 9:23 PM CDT | River Flood Warning | PAH | Alexander, Pulaski | 34 days |
| Mar 29, 9:03 AM CDT | River Flood Warning | PAH | Franklin, Williamson | 11 days |
| Mar 29, 2:56 PM CDT | Gale Watch | LOT | 12 hr | |
| Mar 29, 8:46 PM CDT | River Flood Warning | PAH | Wayne, White | 48 hr |
| Mar 29, 9:47 PM CDT | River Flood Warning | PAH | Massac, Pulaski | 33 days |
| Mar 30, 3:01 AM CDT | Gale Warning | LOT | 42 hr | |
| Mar 30, 10:09 AM CDT | River Flood Warning | PAH | Gallatin, Hardin | 29 days |
| Mar 30, 12:15 PM CDT | River Flood Warning | PAH | Massac | 32 days |
| Mar 30, 10:23 PM CDT | River Flood Warning | PAH | Hardin, Pope | 18 days |
| Mar 31, 5:15 AM CDT | High Wind Warning | DVN | Carroll, Jo Daviess, Whiteside | 79 min |
| Mar 31, 5:38 AM CDT | Wind Advisory | LOT | Boone, DeKalb, DuPage, Ford, Grundy, Iroquois and 10 more | 11 hr |
| Mar 31, 6:13 AM CDT | Wind Advisory | DVN | Bureau, Carroll, Henry, Jo Daviess, Mercer, Putnam and 3 more | 10 hr |
| Mar 31, 3:05 PM CDT | Winter Weather Advisory | ILX | Cass, Champaign, Christian, Clark, Coles, Crawford and 19 more | 32 hr |
| Mar 31, 3:36 PM CDT | Winter Weather Advisory | LSX | Adams, Bond, Brown, Calhoun, Fayette, Greene and 7 more | 30 hr |
| Mar 31, 6:41 PM CDT | Small Craft Advisory | LOT | 20 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 | 4 |
| Mesoscale Discussion | 3 |
| Special Weather Statement | 18 |
| Flooding | |
| River Flood Warning | 26 |
| Flood Watch | 2 |
| River Flood Advisory | 3 |
| Winter | |
| Winter Storm Warning | 5 |
| Winter Storm Watch | 3 |
| Winter Weather Advisory | 13 |
| Wind and dust | |
| High Wind Warning | 1 |
| Wind Advisory | 4 |
| Fog and smoke | |
| Dense Fog Advisory | 4 |
| Marine | |
| Gale Warning | 3 |
| Gale Watch | 2 |
| Small Craft Advisory | 11 |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Jo Daviess County14
- Rock Island County14
- Carroll County13
- Henderson County13
- Mercer County12
- Warren County12
- Henry County12
- Whiteside County12
- Stephenson County11
- Hancock County11
- Bureau County11
- Putnam County11
- McDonough County10
- Alexander County10
- Pulaski County9
- Gallatin County7
- Massac County7
- White County7
- Iroquois County6
- DeKalb County6
- Wabash County6
- Crawford County6
- Champaign County5
- Vermilion County5
- LaSalle County5
- Ogle County5
- Hardin County5
- Jackson County5
- Pope County5
- Kankakee County5
- Kendall County5
- Lawrence County5
- Christian County4
- Clark County4
- Jasper County4
- Macon County4
- Piatt County4
- Fayette County4
- Jersey County4
- DuPage County4
62 more counties
- Kane County4
- Union County4
- Wayne County4
- Ford County4
- Grundy County4
- Lee County4
- Livingston County4
- McLean County4
- Coles County3
- Cumberland County3
- Douglas County3
- Edgar County3
- Effingham County3
- Morgan County3
- Moultrie County3
- Sangamon County3
- Scott County3
- Shelby County3
- Bond County3
- Calhoun County3
- Greene County3
- Macoupin County3
- Madison County3
- Montgomery County3
- Franklin County3
- Johnson County3
- Saline County3
- Williamson County3
- Knox County3
- Marshall County3
- Peoria County3
- Stark County3
- Tazewell County3
- Woodford County3
- Adams County2
- Brown County2
- Pike County2
- Will County2
- Boone County2
- Lake County2
- McHenry County2
- Winnebago County2
- Hamilton County2
- Perry County2
- Randolph County2
- Clinton County2
- Edwards County2
- Cass County2
- DeWitt County2
- Logan County2
- Mason County2
- Menard County2
- Schuyler County2
- Clay County2
- Richland County2
- Monroe County2
- Saint Clair County2
- Jefferson County1
- Cook County1
- Fulton County1
- Marion County1
- Washington County1
Nearby
Alerts in force nowTornadoes on recordThe radar archive20172019
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.