Alert archive / Illinois / Areal Flood Warnings
Areal Flood Warnings in Illinois, 2009
61 areal flood warnings in 2009. An alert counts here when it covered any part of the state, so the counties below add up to more than the state. The archive of areal flood warnings reaches back to 2005.
Areal Flood Warnings by county
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Areal Flood Warnings
- 61
- Busiest month
- May25 areal flood warnings
- Busiest day
- May 16, 200914 areal flood warnings
Over time
By month
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 11, 1:14 PM CST | Areal Flood Warning | DVN | Hancock, Henderson | 78 days |
| Feb 27, 7:09 AM CST | Areal Flood Warning | LOT | Cook, DuPage, Grundy, Kane, Kendall, Will | 30 hr |
| Feb 28, 1:01 PM CST | Areal Flood Warning | LOT | DuPage, Kane, Kendall, Will | 20 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, 11:02 AM CDT | Areal Flood Warning | ILX | Fulton, Knox, Marshall, Peoria, Stark, Woodford | 6 hr |
| Mar 9, 10:20 AM CDT | Areal Flood Warning | LOT | DuPage, Will | 8 hr |
| 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, 6:53 PM CDT | Areal Flood Warning | ILX | Fulton | 18 hr |
| Mar 11, 9:08 AM CDT | Areal Flood Warning | ILX | Fulton | 24 hr |
| Mar 12, 9:03 AM CDT | Areal Flood Warning | ILX | Fulton | 48 hr |
| Apr 26, 11:38 PM CDT | Areal Flood Warning | DVN | Jo Daviess | 10 hr |
| Apr 30, 6:59 AM CDT | Areal Flood Warning | LSX | Adams, Pike | 5 hr |
| Apr 30, 7:50 PM CDT | Areal Flood Warning | PAH | Gallatin, Hardin, Johnson, Massac, Pope, Saline | 3 hr |
| May 14, 4:10 AM CDT | Areal Flood Warning | LOT | Ford, Iroquois, Kankakee, Livingston | 3 hr |
| May 14, 7:36 AM CDT | Areal Flood Warning | ILX | Champaign, Christian, Clark, Clay, Coles, Crawford and 12 more | 5 hr |
| May 15, 3:32 PM CDT | Areal Flood Warning | DVN | Hancock, Henderson, McDonough, Warren | 16 hr |
| May 15, 10:31 PM CDT | Areal Flood Warning | LSX | Adams, Brown | 10 hr |
| May 15, 10:44 PM CDT | Areal Flood Warning | ILX | Fulton, Knox, McLean, Marshall, Mason, Peoria and 3 more | 6 days |
| May 15, 11:00 PM CDT | Areal Flood Warning | LSX | Brown, Pike | 9 hr |
| May 15, 11:16 PM CDT | Areal Flood Warning | LOT | Cook, DeKalb, Ford, Grundy, Iroquois, Kankakee and 5 more | 12 hr |
| May 15, 11:31 PM CDT | Areal Flood Warning | ILX | Cass, DeWitt, Douglas, Logan, Macon, Mason and 6 more | 35 days |
| May 16, 12:45 AM CDT | Areal Flood Warning | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 146 days |
| May 16, 12:59 AM CDT | Areal Flood Warning | ILX | Champaign, Logan, Vermilion | 172 days |
| May 16, 1:56 AM CDT | Areal Flood Warning | ILX | Christian, Clark, Coles, Cumberland, Douglas, Edgar and 2 more | 186 days |
| May 16, 8:14 AM CDT | Areal Flood Warning | LSX | Brown, Pike | 7 hr |
| May 16, 8:35 AM CDT | Areal Flood Warning | LSX | Adams, Brown | 6 hr |
| May 16, 11:27 AM CDT | Areal Flood Warning | LOT | Grundy, LaSalle, Livingston, Will | 24 hr |
| May 16, 11:50 AM CDT | Areal Flood Warning | ILX | Cass, DeWitt, Logan, McLean, Macon, Mason and 6 more | 189 days |
| May 16, 1:03 PM CDT | Areal Flood Warning | ILX | Champaign, Logan, Vermilion | 224 days |
| May 16, 6:16 PM CDT | Areal Flood Warning | ILX | Logan, Mason | 225 days |
| May 17, 5:57 AM CDT | Areal Flood Warning | ILX | Champaign, Logan, Vermilion | 226 days |
| May 25, 5:00 PM CDT | Areal Flood Warning | LSX | Madison | 6 hr |
| May 25, 5:09 PM CDT | Areal Flood Warning | LSX | Madison | 6 hr |
| May 26, 12:59 AM CDT | Areal Flood Warning | LSX | Madison | 9 hr |
| May 27, 9:00 PM CDT | Areal Flood Warning | PAH | Wabash | 3 hr |
| May 27, 11:43 PM CDT | Areal Flood Warning | LSX | Bond, Clinton, Fayette, Marion | 8 hr |
| May 27, 11:57 PM CDT | Areal Flood Warning | LSX | Bond, Clinton, Madison, Saint Clair | 8 hr |
| Jun 9, 12:21 AM CDT | Areal Flood Warning | LSX | Saint Clair, Washington | 6 hr |
| Jun 11, 3:08 AM CDT | Areal Flood Warning | LSX | Saint Clair | 6 hr |
| Jun 16, 11:52 PM CDT | Areal Flood Warning | LOT | Cook, Kankakee, Will | 3 hr |
| Jun 19, 11:29 PM CDT | Areal Flood Warning | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 3 more | 10 hr |
| Aug 16, 3:51 PM CDT | Areal Flood Warning | LOT | Cook | 4 hr |
| Aug 27, 11:39 PM CDT | Areal Flood Warning | DVN | Hancock, Henderson | 12 hr |
| Oct 8, 6:04 PM CDT | Areal Flood Warning | LSX | Bond, Calhoun, Fayette, Greene, Jersey, Macoupin and 2 more | 18 hr |
| Oct 8, 10:50 PM CDT | Areal Flood Warning | LSX | Clinton, Madison, Marion, Monroe, Randolph, Saint Clair and 1 more | 12 hr |
| Oct 30, 6:25 AM CDT | Areal Flood Warning | LSX | Adams, Brown, Calhoun, Greene, Jersey, Pike | 12 hr |
| Oct 30, 8:01 AM CDT | Areal Flood Warning | PAH | Alexander, Franklin, Jackson, Jefferson, Perry, Pulaski and 2 more | 6 hr |
| Oct 30, 8:58 AM CDT | Areal Flood Warning | LSX | Macoupin | 10 hr |
| Oct 30, 10:38 AM CDT | Areal Flood Warning | LSX | Monroe, Randolph, Saint Clair, Washington | 9 hr |
| Oct 30, 1:04 PM CDT | Areal Flood Warning | LSX | Bond, Clinton, Fayette, Madison, Marion, Montgomery | 9 hr |
| Oct 30, 6:42 PM CDT | Areal Flood Warning | LSX | Calhoun, Greene, Jersey, Macoupin | 18 hr |
| Oct 30, 7:33 PM CDT | Areal Flood Warning | LSX | Monroe, Randolph, Saint Clair, Washington | 18 hr |
| Oct 30, 9:53 PM CDT | Areal Flood Warning | LSX | Bond, Clinton, Fayette, Madison, Marion, Montgomery | 11 hr |
| Oct 31, 1:18 PM CDT | Areal Flood Warning | LSX | Randolph | 24 hr |
| Nov 15, 8:19 PM CST | Areal Flood Warning | LSX | Calhoun, Greene, Jersey | 12 hr |
| Dec 12, 1:18 PM CST | Areal Flood Warning | LOT | LaSalle | 22 hr |
| Dec 17, 2:47 PM CST | Areal Flood Warning | LOT | LaSalle | 24 hr |
| Dec 24, 11:25 PM CST | Areal Flood Warning | LOT | Boone, DeKalb, LaSalle, Lee, McHenry, Ogle and 1 more | 12 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Will County9
- Madison County8
- Cook County7
- DuPage County7
- LaSalle County7
- Logan County6
- Saint Clair County6
- Hancock County5
- Henderson County5
- Grundy County5
- Kane County5
- Kendall County5
- DeKalb County5
- Kankakee County5
- Livingston County5
- Fulton County5
- Brown County5
- Bond County5
- Clinton County5
- Boone County4
- Lee County4
- McHenry County4
- Ogle County4
- Winnebago County4
- Adams County4
- Pike County4
- Champaign County4
- Vermilion County4
- Mason County4
- Fayette County4
- Marion County4
- Washington County4
- Calhoun County4
- Greene County4
- Jersey County4
- Randolph County4
- Lake County3
- McDonough County3
- Warren County3
- Ford County3
58 more counties
- Iroquois County3
- Douglas County3
- Macon County3
- Piatt County3
- Macoupin County3
- Montgomery County3
- Monroe County3
- Bureau County2
- Henry County2
- Jo Daviess County2
- Mercer County2
- Putnam County2
- Rock Island County2
- Whiteside County2
- Knox County2
- Marshall County2
- Peoria County2
- Stark County2
- Woodford County2
- Christian County2
- Clark County2
- Clay County2
- Coles County2
- Crawford County2
- Cumberland County2
- Edgar County2
- Effingham County2
- Jasper County2
- Lawrence County2
- Moultrie County2
- Richland County2
- Shelby County2
- McLean County2
- Cass County2
- DeWitt County2
- Menard County2
- Morgan County2
- Sangamon County2
- Schuyler County2
- Scott County2
- Carroll County1
- Stephenson County1
- Gallatin County1
- Hardin County1
- Johnson County1
- Massac County1
- Pope County1
- Saline County1
- Tazewell County1
- Wabash County1
- Alexander County1
- Franklin County1
- Jackson County1
- Jefferson County1
- Perry County1
- Pulaski County1
- Union County1
- Williamson County1
The busiest days
Days with the most alerts issued, by UTC date.
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.