Alert archive / Illinois / Areal Flood Advisories
Areal Flood Advisories in Illinois, 2018
120 areal flood advisories in 2018. 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 advisories reaches back to 2005.
Areal Flood Advisories by county
Each county as a circle sized by its count in 2018. Tap one for its archive.
- Areal Flood Advisories
- 120
- Busiest month
- June43 areal flood advisories
- Busiest day
- June 21, 20189 areal flood advisories
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 |
|---|---|---|---|---|
| Jan 22, 4:14 AM CST | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Ford, Grundy, Kane and 8 more | 5 hr |
| Jan 22, 11:07 AM CST | Areal Flood Advisory | DVN | Jo Daviess, Stephenson | 24 hr |
| Feb 23, 1:18 AM CST | Areal Flood Advisory | PAH | Massac, Pope | 3 hr |
| May 2, 11:57 PM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Kane, Kendall, LaSalle and 2 more | 3 hr |
| May 9, 8:20 PM CDT | Areal Flood Advisory | ILX | Champaign | 3 hr |
| May 13, 1:05 AM CDT | Areal Flood Advisory | LOT | Cook, Kendall, Will | 3 hr |
| May 14, 6:41 AM CDT | Areal Flood Advisory | LOT | Cook, DuPage | 3 hr |
| May 14, 8:49 PM CDT | Areal Flood Advisory | LOT | Lake, McHenry | 3 hr |
| May 15, 5:55 PM CDT | Areal Flood Advisory | ILX | Coles | 3 hr |
| May 18, 7:23 AM CDT | Areal Flood Advisory | PAH | Jackson, Perry | 112 min |
| May 18, 4:58 PM CDT | Areal Flood Advisory | PAH | Jackson, Union | 104 min |
| May 21, 10:12 AM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Kane, Kendall, Lake, Will | 3 hr |
| May 26, 10:55 AM CDT | Areal Flood Advisory | ILX | Morgan | 3 hr |
| May 27, 1:23 AM CDT | Areal Flood Advisory | LSX | Madison | 94 min |
| May 27, 4:27 PM CDT | Areal Flood Advisory | LSX | Adams | 3 hr |
| May 27, 6:26 PM CDT | Areal Flood Advisory | LSX | Madison, Saint Clair | 3 hr |
| May 29, 8:54 PM CDT | Areal Flood Advisory | PAH | Massac | 3 hr |
| May 31, 8:46 PM CDT | Areal Flood Advisory | PAH | Perry | 119 min |
| May 31, 9:24 PM CDT | Areal Flood Advisory | PAH | Hamilton | 111 min |
| May 31, 9:41 PM CDT | Areal Flood Advisory | PAH | Franklin | 2 hr |
| May 31, 10:23 PM CDT | Areal Flood Advisory | PAH | Jefferson, Wayne | 112 min |
| May 31, 10:54 PM CDT | Areal Flood Advisory | PAH | Edwards, Wabash | 6 hr |
| Jun 1, 1:51 PM CDT | Areal Flood Advisory | ILX | Coles, Cumberland | 3 hr |
| Jun 9, 2:35 AM CDT | Areal Flood Advisory | LOT | Boone, Ogle, Winnebago | 3 hr |
| Jun 9, 3:33 AM CDT | Areal Flood Advisory | LOT | McHenry | 3 hr |
| Jun 10, 1:37 AM CDT | Areal Flood Advisory | LOT | Ogle | 3 hr |
| Jun 10, 2:35 AM CDT | Areal Flood Advisory | LOT | DeKalb, Ford, Grundy, LaSalle, Lee, Livingston | 3 hr |
| Jun 10, 11:31 AM CDT | Areal Flood Advisory | LOT | Ford, Iroquois, Livingston | 3 hr |
| Jun 10, 2:51 PM CDT | Areal Flood Advisory | LOT | Ford, Iroquois, Livingston | 6 hr |
| Jun 10, 9:33 PM CDT | Areal Flood Advisory | PAH | Edwards | 117 min |
| Jun 11, 2:17 AM CDT | Areal Flood Advisory | ILX | Cass, Christian, Morgan, Sangamon | 6 hr |
| Jun 11, 6:16 PM CDT | Areal Flood Advisory | PAH | Edwards, Wayne | 3 hr |
| Jun 12, 4:27 AM CDT | Areal Flood Advisory | LSX | Fayette, Marion | 3 hr |
| Jun 12, 6:39 AM CDT | Areal Flood Advisory | PAH | Wayne | 111 min |
| Jun 15, 6:28 AM CDT | Areal Flood Advisory | LOT | LaSalle, Lee, Ogle, Winnebago | 49 min |
| Jun 15, 6:51 PM CDT | Areal Flood Advisory | PAH | Johnson, Massac, Pope | 54 min |
| Jun 18, 5:51 PM CDT | Areal Flood Advisory | LOT | Boone, McHenry, Winnebago | 3 hr |
| Jun 19, 6:16 PM CDT | Areal Flood Advisory | LOT | Ford, Iroquois | 3 hr |
| Jun 20, 8:10 PM CDT | Areal Flood Advisory | ILX | Peoria, Tazewell | 3 hr |
| Jun 20, 8:28 PM CDT | Areal Flood Advisory | ILX | Vermilion | 3 hr |
| Jun 20, 10:44 PM CDT | Areal Flood Advisory | LOT | Ford, Iroquois, LaSalle, Livingston | 3 hr |
| Jun 21, 7:46 AM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Grundy, Iroquois, Kane, Kankakee and 5 more | 4 hr |
| Jun 21, 10:57 AM CDT | Areal Flood Advisory | LOT | Boone, DeKalb, McHenry, Ogle, Winnebago | 4 hr |
| Jun 21, 11:56 AM CDT | Areal Flood Advisory | LOT | Kane, Lake, McHenry | 3 hr |
| Jun 21, 5:13 PM CDT | Areal Flood Advisory | LOT | LaSalle, Livingston | 3 hr |
| Jun 21, 5:50 PM CDT | Areal Flood Advisory | LOT | LaSalle, Livingston | 3 hr |
| Jun 21, 6:19 PM CDT | Areal Flood Advisory | LOT | DeKalb, Grundy, Kane, Kendall, LaSalle, Lee and 1 more | 3 hr |
| Jun 22, 1:04 AM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kendall and 3 more | 6 hr |
| Jun 22, 9:21 AM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Kane | 3 hr |
| Jun 22, 1:14 PM CDT | Areal Flood Advisory | LOT | Ford, Iroquois | 3 hr |
| Jun 22, 4:07 PM CDT | Areal Flood Advisory | LOT | Ford, Iroquois | 3 hr |
| Jun 22, 4:54 PM CDT | Areal Flood Advisory | LSX | Fayette | 3 hr |
| Jun 25, 6:37 AM CDT | Areal Flood Advisory | PAH | Edwards, Wabash | 3 hr |
| Jun 25, 9:15 PM CDT | Areal Flood Advisory | PAH | Perry | 3 hr |
| Jun 26, 9:47 AM CDT | Areal Flood Advisory | LSX | Clinton, Marion | 3 hr |
| Jun 26, 4:31 PM CDT | Areal Flood Advisory | LOT | Boone, Cook, DeKalb, Kane, Lake, McHenry and 2 more | 3 hr |
| Jun 26, 4:58 PM CDT | Areal Flood Advisory | PAH | Union | 3 hr |
| Jun 28, 5:59 PM CDT | Areal Flood Advisory | LSX | Jersey, Madison | 3 hr |
| Jun 28, 6:48 PM CDT | Areal Flood Advisory | LSX | Bond, Clinton, Fayette, Madison, Marion, Monroe and 2 more | 3 hr |
| Jun 28, 10:40 PM CDT | Areal Flood Advisory | PAH | Johnson | 3 hr |
| Jul 1, 9:06 PM CDT | Areal Flood Advisory | LSX | Bond, Clinton, Fayette, Madison | 3 hr |
| Jul 4, 9:51 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Will | 3 hr |
| Jul 5, 12:39 PM CDT | Areal Flood Advisory | LOT | Livingston | 3 hr |
| Jul 5, 1:00 PM CDT | Areal Flood Advisory | LOT | Iroquois | 3 hr |
| Jul 5, 2:09 PM CDT | Areal Flood Advisory | LOT | Ford, Iroquois | 3 hr |
| Jul 5, 2:31 PM CDT | Areal Flood Advisory | LOT | Cook, Will | 3 hr |
| Jul 5, 2:56 PM CDT | Areal Flood Advisory | ILX | Morgan, Scott | 2 hr |
| Jul 5, 5:18 PM CDT | Areal Flood Advisory | ILX | McLean, Tazewell, Woodford | 3 hr |
| Jul 14, 3:45 PM CDT | Areal Flood Advisory | PAH | Wayne | 3 hr |
| Jul 14, 10:22 PM CDT | Areal Flood Advisory | PAH | Jackson, Perry | 2 hr |
| Jul 15, 12:38 AM CDT | Areal Flood Advisory | PAH | Alexander | 2 hr |
| Jul 15, 12:12 PM CDT | Areal Flood Advisory | PAH | Massac, Pope | 2 hr |
| Jul 15, 6:30 PM CDT | Areal Flood Advisory | PAH | Franklin, Williamson | 3 hr |
| Jul 30, 5:39 AM CDT | Areal Flood Advisory | ILX | Christian, Macon, Morgan, Sangamon, Scott | 5 hr |
| Jul 30, 10:09 AM CDT | Areal Flood Advisory | ILX | Clark, Coles, Cumberland, Edgar, Effingham, Jasper and 2 more | 6 hr |
| Jul 31, 3:52 AM CDT | Areal Flood Advisory | PAH | Franklin, Jackson, Union, Williamson | 3 hr |
| Aug 5, 3:52 PM CDT | Areal Flood Advisory | PAH | Massac | 53 min |
| Aug 7, 1:15 AM CDT | Areal Flood Advisory | ILX | Champaign, Vermilion | 3 hr |
| Aug 7, 4:12 AM CDT | Areal Flood Advisory | ILX | Champaign, Vermilion | 3 hr |
| Aug 7, 8:31 AM CDT | Areal Flood Advisory | PAH | Perry | 3 hr |
| Aug 7, 3:04 PM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Kane, Lake, McHenry | 3 hr |
| Aug 9, 12:32 PM CDT | Areal Flood Advisory | PAH | Union | 3 hr |
| Aug 10, 4:40 PM CDT | Areal Flood Advisory | LSX | Madison, Saint Clair | 2 hr |
| Aug 16, 11:45 PM CDT | Areal Flood Advisory | ILX | Sangamon | 3 hr |
| Aug 17, 4:22 AM CDT | Areal Flood Advisory | PAH | Edwards, Wabash, Wayne | 113 min |
| Aug 17, 5:05 PM CDT | Areal Flood Advisory | LOT | Cook | 3 hr |
| Aug 24, 5:54 AM CDT | Areal Flood Advisory | LSX | Adams | 4 hr |
| Aug 24, 7:08 AM CDT | Areal Flood Advisory | LSX | Brown, Pike | 3 hr |
| Aug 24, 8:30 AM CDT | Areal Flood Advisory | LSX | Calhoun, Greene, Jersey, Pike | 4 hr |
| Aug 24, 10:24 AM CDT | Areal Flood Advisory | LSX | Macoupin, Montgomery | 4 hr |
| Aug 28, 8:58 PM CDT | Areal Flood Advisory | LOT | Boone, Winnebago | 3 hr |
| Aug 28, 9:19 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Kane, Kendall, Lake, McHenry and 1 more | 3 hr |
| Aug 31, 6:35 PM CDT | Areal Flood Advisory | LOT | Grundy, Kankakee, Livingston, Will | 3 hr |
| Aug 31, 8:47 PM CDT | Areal Flood Advisory | LOT | Iroquois, Kankakee, Will | 3 hr |
| Sep 1, 10:21 PM CDT | Areal Flood Advisory | LOT | Boone, DeKalb, Lee, Ogle, Winnebago | 6 hr |
| Sep 2, 12:34 AM CDT | Areal Flood Advisory | LOT | Boone, Cook, DeKalb, Kane, Lake, McHenry and 1 more | 3 hr |
| Sep 2, 7:02 PM CDT | Areal Flood Advisory | LOT | Boone, DeKalb, McHenry, Ogle, Winnebago | 6 hr |
| Sep 3, 1:00 AM CDT | Areal Flood Advisory | LOT | Boone, DeKalb, Kane, McHenry, Ogle, Winnebago | 10 hr |
| Sep 3, 6:20 AM CDT | Areal Flood Advisory | LOT | Cook, Lake | 3 hr |
| Sep 3, 9:36 AM CDT | Areal Flood Advisory | LOT | Lake | 114 min |
| Sep 3, 12:38 PM CDT | Areal Flood Advisory | LOT | Boone, McHenry, Winnebago | 52 min |
| Sep 3, 4:50 PM CDT | Areal Flood Advisory | LOT | Cook | 115 min |
| Sep 3, 6:43 PM CDT | Areal Flood Advisory | LOT | Cook | 2 hr |
| Sep 5, 2:32 PM CDT | Areal Flood Advisory | LOT | Lake | 118 min |
| Sep 7, 10:12 AM CDT | Areal Flood Advisory | LSX | Adams | 3 hr |
| Sep 7, 4:36 PM CDT | Areal Flood Advisory | PAH | White | 53 min |
| Sep 7, 5:49 PM CDT | Areal Flood Advisory | PAH | Wabash | 52 min |
| Sep 7, 10:08 PM CDT | Areal Flood Advisory | PAH | Wabash | 3 hr |
| Sep 8, 7:46 AM CDT | Areal Flood Advisory | ILX | Lawrence | 3 hr |
| Sep 19, 11:58 AM CDT | Areal Flood Advisory | PAH | Union | 2 hr |
| Sep 24, 2:51 PM CDT | Areal Flood Advisory | PAH | Alexander, Massac, Pope | 114 min |
| Sep 25, 9:00 AM CDT | Areal Flood Advisory | PAH | Edwards, Wabash, Wayne, White | 2 hr |
| Sep 25, 10:46 AM CDT | Areal Flood Advisory | PAH | Gallatin | 3 hr |
| Sep 25, 11:01 AM CDT | Areal Flood Advisory | PAH | Saline | 59 min |
| Oct 6, 3:07 AM CDT | Areal Flood Advisory | LOT | Boone, Ogle, Winnebago | 3 hr |
| Oct 7, 7:28 PM CDT | Areal Flood Advisory | ILX | DeWitt, Logan, McLean, Macon, Mason, Menard and 2 more | 4 hr |
| Dec 15, 1:35 AM CST | Areal Flood Advisory | PAH | Gallatin, Hamilton, Saline, White | 6 hr |
| Dec 15, 5:05 AM CST | Areal Flood Advisory | PAH | Edwards, Hamilton, Jefferson, Wabash, Wayne, White | 4 hr |
| Dec 15, 9:58 AM CST | Areal Flood Advisory | ILX | Clay, Crawford, Effingham, Jasper, Lawrence, Richland | 10 hr |
| Dec 31, 7:42 AM CST | Areal Flood Advisory | ILX | Christian, Morgan, Sangamon, Scott | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cook County18
- McHenry County14
- DeKalb County13
- Kane County13
- Lake County12
- Winnebago County12
- Will County11
- Boone County11
- DuPage County10
- Livingston County10
- Ogle County10
- Iroquois County10
- Ford County9
- LaSalle County9
- Kendall County8
- Lee County7
- Wayne County7
- Edwards County7
- Wabash County7
- Grundy County6
- Massac County6
- Madison County6
- Perry County5
- Union County5
- Morgan County5
- Sangamon County5
- Kankakee County4
- Pope County4
- Jackson County4
- Fayette County4
- White County4
- Champaign County3
- Coles County3
- Adams County3
- Saint Clair County3
- Hamilton County3
- Franklin County3
- Christian County3
- Marion County3
- Tazewell County3
41 more counties
- Vermilion County3
- Clinton County3
- Scott County3
- Jefferson County2
- Cumberland County2
- Johnson County2
- Jersey County2
- Bond County2
- McLean County2
- Alexander County2
- Williamson County2
- Macon County2
- Effingham County2
- Jasper County2
- Pike County2
- Lawrence County2
- Gallatin County2
- Saline County2
- Jo Daviess County1
- Stephenson County1
- Cass County1
- Peoria County1
- Monroe County1
- Washington County1
- Woodford County1
- Clark County1
- Edgar County1
- Moultrie County1
- Shelby County1
- Brown County1
- Calhoun County1
- Greene County1
- Macoupin County1
- Montgomery County1
- DeWitt County1
- Logan County1
- Mason County1
- Menard County1
- Clay County1
- Crawford County1
- Richland County1
The busiest days
Days with the most alerts issued, by UTC date.
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. Warning verification from the Mesonet's Cow. Rebuilt daily.