Alert archive / Illinois / Areal Flood Advisories
Areal Flood Advisories in Illinois, 2009
178 areal flood advisories 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 advisories reaches back to 2005.
Areal Flood Advisories by county
Each county as a circle sized by its count in 2009. Tap one for its archive.
- Areal Flood Advisories
- 178
- Busiest month
- July36 areal flood advisories
- Busiest day
- July 11, 20099 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 9, 10:05 AM CST | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Grundy, Iroquois, Kane and 5 more | 294 days |
| Jan 11, 10:49 AM CST | Areal Flood Advisory | LOT | DeKalb, Grundy, Kane, Kendall, LaSalle, Livingston | 292 days |
| Jan 11, 11:07 AM CST | Areal Flood Advisory | LOT | Cook, DuPage, Ford, Iroquois, Kane, Kankakee and 2 more | 292 days |
| Jan 16, 8:56 AM CST | Areal Flood Advisory | LOT | Ford, Iroquois, Kane, Livingston | 137 days |
| Jan 19, 9:21 AM CST | Areal Flood Advisory | LOT | Kankakee, Kendall, LaSalle, Will | 143 days |
| Feb 10, 5:19 PM CST | Areal Flood Advisory | LOT | Cook, LaSalle | 121 days |
| Feb 11, 6:15 AM CST | Areal Flood Advisory | ILX | Clark, Clay, Coles, Crawford, Cumberland, Douglas and 7 more | 14 hr |
| Feb 11, 8:08 AM CST | Areal Flood Advisory | PAH | Hardin, Massac, Pope | 3 hr |
| Feb 26, 7:02 PM CST | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kankakee and 4 more | 110 days |
| Mar 8, 1:52 AM CST | Areal Flood Advisory | ILX | Fulton, Knox, Peoria, Stark | 6 hr |
| Mar 10, 4:49 AM CDT | Areal Flood Advisory | ILX | Fulton, Knox, Marshall, Mason, Peoria, Schuyler and 3 more | 6 hr |
| Mar 24, 7:03 PM CDT | Areal Flood Advisory | LOT | Boone, Lake, Lee, McHenry, Ogle, Winnebago | 86 days |
| Apr 2, 2:38 PM CDT | Areal Flood Advisory | PAH | Alexander, Johnson, Massac, Pope, Pulaski | 94 min |
| Apr 2, 2:52 PM CDT | Areal Flood Advisory | PAH | Franklin, Hamilton, Jefferson, Johnson, Massac, Pope and 4 more | 3 hr |
| Apr 2, 4:30 PM CDT | Areal Flood Advisory | PAH | Edwards, Jefferson, Wabash, Wayne, White | 2 hr |
| Apr 2, 4:37 PM CDT | Areal Flood Advisory | PAH | Jackson, Union | 7 days |
| Apr 5, 8:18 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Lake | 74 days |
| Apr 10, 1:20 PM CDT | Areal Flood Advisory | PAH | Franklin, Hamilton, Saline, Williamson | 3 hr |
| Apr 19, 6:53 PM CDT | Areal Flood Advisory | PAH | Franklin, Jefferson | 3 hr |
| Apr 19, 8:00 PM CDT | Areal Flood Advisory | PAH | Jackson, Perry | 3 hr |
| Apr 19, 8:02 PM CDT | Areal Flood Advisory | PAH | Jackson, Perry | 3 hr |
| Apr 19, 10:08 PM CDT | Areal Flood Advisory | PAH | Hamilton, Wayne | 11 days |
| Apr 26, 5:46 AM CDT | Areal Flood Advisory | LOT | Boone, McHenry, Ogle, Winnebago | 54 days |
| Apr 26, 9:29 AM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Kane, Lake, McHenry | 54 days |
| Apr 26, 12:13 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Ford, Iroquois, Kane, Lake and 1 more | 54 days |
| Apr 26, 2:01 PM CDT | Areal Flood Advisory | LOT | Boone, Cook, DeKalb, DuPage, Grundy, Kendall and 6 more | 57 days |
| Apr 28, 12:44 AM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Ford, Grundy, Iroquois, Kankakee and 4 more | 55 days |
| Apr 30, 2:09 AM CDT | Areal Flood Advisory | ILX | Cass, Fulton, Mason, Menard, Peoria, Sangamon and 2 more | 6 hr |
| Apr 30, 2:48 AM CDT | Areal Flood Advisory | ILX | Fulton, Knox, Marshall, Mason, Peoria, Stark and 2 more | 6 hr |
| Apr 30, 3:01 AM CDT | Areal Flood Advisory | ILX | Cass, DeWitt, Logan, McLean, Mason, Menard and 4 more | 6 hr |
| Apr 30, 7:01 AM CDT | Areal Flood Advisory | LOT | Boone, DeKalb, LaSalle, Lee, Livingston, McHenry and 2 more | 53 days |
| Apr 30, 8:39 AM CDT | Areal Flood Advisory | ILX | Coles, Douglas | 4 hr |
| Apr 30, 4:53 PM CDT | Areal Flood Advisory | ILX | Effingham | 18 hr |
| May 6, 2:46 PM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, LaSalle, Lee, Will | 49 days |
| May 6, 4:53 PM CDT | Areal Flood Advisory | LOT | Cook, Winnebago | 49 days |
| May 6, 8:58 PM CDT | Areal Flood Advisory | ILX | Marshall, Peoria, Woodford | 5 hr |
| May 13, 8:35 AM CDT | Areal Flood Advisory | ILX | Christian | 3 hr |
| May 13, 10:08 AM CDT | Areal Flood Advisory | ILX | Christian, Logan, Macon, Piatt, Sangamon | 3 hr |
| May 13, 10:26 AM CDT | Areal Flood Advisory | ILX | Coles, Cumberland, Moultrie, Shelby | 4 hr |
| May 13, 11:55 AM CDT | Areal Flood Advisory | ILX | DeWitt, McLean, Piatt | 4 hr |
| May 13, 8:59 PM CDT | Areal Flood Advisory | LSX | Adams | 3 hr |
| May 15, 11:32 AM CDT | Areal Flood Advisory | ILX | Fulton, Marshall, Peoria, Tazewell, Woodford | 6 hr |
| May 15, 2:48 PM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kankakee and 8 more | 57 days |
| May 15, 4:03 PM CDT | Areal Flood Advisory | LSX | Brown | 4 hr |
| May 15, 4:47 PM CDT | Areal Flood Advisory | ILX | Mason, Tazewell | 6 hr |
| May 15, 5:25 PM CDT | Areal Flood Advisory | ILX | McLean, Tazewell, Woodford | 6 hr |
| May 15, 5:38 PM CDT | Areal Flood Advisory | ILX | Cass, Mason, Menard | 6 hr |
| May 15, 7:47 PM CDT | Areal Flood Advisory | LSX | Jersey, Macoupin, Madison, Montgomery | 3 hr |
| May 15, 8:58 PM CDT | Areal Flood Advisory | LSX | Bond, Clinton, Fayette, Marion, Monroe, Randolph and 2 more | 5 hr |
| May 15, 9:21 PM CDT | Areal Flood Advisory | ILX | Effingham | 3 hr |
| May 15, 9:39 PM CDT | Areal Flood Advisory | ILX | Clay, Jasper, Richland | 3 hr |
| May 15, 10:22 PM CDT | Areal Flood Advisory | ILX | Crawford, Lawrence | 5 hr |
| May 25, 11:00 AM CDT | Areal Flood Advisory | LSX | Madison | 6 hr |
| May 25, 11:58 AM CDT | Areal Flood Advisory | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 2 more | 6 hr |
| May 25, 3:34 PM CDT | Areal Flood Advisory | LSX | Bond, Fayette, Montgomery | 6 hr |
| May 26, 3:42 PM CDT | Areal Flood Advisory | ILX | Fulton, Peoria | 6 hr |
| May 27, 5:50 PM CDT | Areal Flood Advisory | LSX | Bond, Clinton, Fayette, Madison, Marion, Monroe and 1 more | 4 hr |
| May 27, 7:28 PM CDT | Areal Flood Advisory | LSX | Bond, Madison, Saint Clair | 4 hr |
| Jun 1, 7:01 PM CDT | Areal Flood Advisory | ILX | Fulton | 6 hr |
| Jun 1, 8:10 PM CDT | Areal Flood Advisory | ILX | Clay, Effingham, Fulton, Jasper, McLean, Mason and 4 more | 9 days |
| Jun 2, 2:40 PM CDT | Areal Flood Advisory | LSX | Madison, Saint Clair | 5 hr |
| Jun 2, 5:26 PM CDT | Areal Flood Advisory | LSX | Adams, Brown, Pike | 6 days |
| Jun 3, 2:43 PM CDT | Areal Flood Advisory | PAH | Alexander | 2 hr |
| Jun 3, 3:24 PM CDT | Areal Flood Advisory | PAH | Massac, Pulaski | 3 hr |
| Jun 8, 5:21 PM CDT | Areal Flood Advisory | LSX | Madison | 5 hr |
| Jun 8, 5:46 PM CDT | Areal Flood Advisory | LSX | Clinton, Saint Clair, Washington | 4 hr |
| Jun 8, 8:01 PM CDT | Areal Flood Advisory | PAH | Franklin, Perry | 3 hr |
| Jun 8, 10:48 PM CDT | Areal Flood Advisory | PAH | Franklin | 3 hr |
| Jun 9, 11:32 PM CDT | Areal Flood Advisory | LSX | Adams, Brown, Pike | 6 hr |
| Jun 10, 10:32 PM CDT | Areal Flood Advisory | PAH | Gallatin, Hamilton, Saline, White | 3 hr |
| Jun 10, 11:05 PM CDT | Areal Flood Advisory | PAH | Gallatin, White | 3 hr |
| Jun 10, 11:43 PM CDT | Areal Flood Advisory | PAH | Franklin, Hamilton, Jefferson, Perry, Wayne | 3 hr |
| Jun 11, 12:38 AM CDT | Areal Flood Advisory | ILX | Champaign | 6 hr |
| Jun 11, 1:41 AM CDT | Areal Flood Advisory | ILX | Vermilion | 6 hr |
| Jun 11, 2:20 PM CDT | Areal Flood Advisory | LSX | Montgomery | 6 hr |
| Jun 16, 4:39 AM CDT | Areal Flood Advisory | LSX | Bond, Clinton, Fayette, Marion | 6 hr |
| Jun 16, 8:31 AM CDT | Areal Flood Advisory | ILX | Sangamon | 4 hr |
| Jun 19, 6:04 PM CDT | Areal Flood Advisory | ILX | DeWitt, Logan, Macon | 3 hr |
| Jun 19, 7:27 PM CDT | Areal Flood Advisory | LSX | Fayette | 6 hr |
| Jun 19, 11:51 PM CDT | Areal Flood Advisory | ILX | Clark, Clay, Crawford, Cumberland, Effingham, Jasper and 3 more | 5 hr |
| Jun 20, 6:34 PM CDT | Areal Flood Advisory | LSX | Bond, Montgomery | 6 hr |
| Jun 22, 6:29 PM CDT | Areal Flood Advisory | PAH | Edwards, Wabash | 2 hr |
| Jun 24, 3:18 PM CDT | Areal Flood Advisory | LSX | Bond, Fayette | 4 hr |
| Jun 24, 3:23 PM CDT | Areal Flood Advisory | ILX | Shelby | 3 hr |
| Jun 24, 4:31 PM CDT | Areal Flood Advisory | ILX | Coles, Cumberland | 6 hr |
| Jun 24, 4:33 PM CDT | Areal Flood Advisory | ILX | Clark, Crawford | 6 hr |
| Jun 24, 4:35 PM CDT | Areal Flood Advisory | LSX | Montgomery | 6 hr |
| Jun 27, 8:23 PM CDT | Areal Flood Advisory | ILX | Fulton, Knox, Marshall, Peoria, Stark | 3 hr |
| Jun 27, 9:19 PM CDT | Areal Flood Advisory | ILX | Cass, Logan, Mason, Menard, Schuyler | 3 hr |
| Jul 4, 9:28 AM CDT | Areal Flood Advisory | LSX | Monroe, Saint Clair | 4 hr |
| Jul 4, 12:31 PM CDT | Areal Flood Advisory | LSX | Calhoun, Jersey | 6 hr |
| Jul 4, 12:32 PM CDT | Areal Flood Advisory | LSX | Randolph, Washington | 6 hr |
| Jul 5, 12:20 AM CDT | Areal Flood Advisory | LSX | Clinton, Madison, Saint Clair | 6 hr |
| Jul 8, 3:37 PM CDT | Areal Flood Advisory | ILX | Coles, Cumberland, Moultrie | 4 hr |
| Jul 8, 5:05 PM CDT | Areal Flood Advisory | ILX | Crawford, Jasper, Lawrence, Richland | 5 hr |
| Jul 8, 6:19 PM CDT | Areal Flood Advisory | PAH | Wabash | 116 min |
| Jul 11, 6:14 AM CDT | Areal Flood Advisory | LSX | Bond, Fayette, Macoupin, Montgomery | 4 hr |
| Jul 11, 6:45 AM CDT | Areal Flood Advisory | PAH | Jackson, Jefferson, Perry, Wayne | 2 hr |
| Jul 11, 6:49 AM CDT | Areal Flood Advisory | LSX | Marion | 4 hr |
| Jul 11, 7:21 AM CDT | Areal Flood Advisory | ILX | Clay | 3 hr |
| Jul 11, 8:27 AM CDT | Areal Flood Advisory | PAH | Franklin, Johnson, Union, Williamson | 3 hr |
| Jul 11, 8:48 AM CDT | Areal Flood Advisory | PAH | Jackson, Perry | 3 hr |
| Jul 11, 10:11 AM CDT | Areal Flood Advisory | PAH | Johnson, Massac, Pope | 3 hr |
| Jul 11, 11:48 AM CDT | Areal Flood Advisory | PAH | Perry | 117 min |
| Jul 11, 2:29 PM CDT | Areal Flood Advisory | PAH | Franklin, Williamson | 2 hr |
| Jul 11, 8:57 PM CDT | Areal Flood Advisory | PAH | Jackson | 2 hr |
| Jul 12, 2:50 PM CDT | Areal Flood Advisory | PAH | Franklin, Jackson, Jefferson, Johnson, Perry, Union and 1 more | 98 min |
| Jul 15, 2:30 AM CDT | Areal Flood Advisory | ILX | Fulton, Knox, Peoria | 6 hr |
| Jul 15, 2:52 AM CDT | Areal Flood Advisory | ILX | Mason, Tazewell | 6 hr |
| Jul 15, 7:27 AM CDT | Areal Flood Advisory | LSX | Greene, Jersey, Macoupin | 5 hr |
| Jul 15, 8:57 AM CDT | Areal Flood Advisory | LSX | Bond, Madison, Montgomery | 5 hr |
| Jul 15, 9:48 AM CDT | Areal Flood Advisory | LSX | Marion | 4 hr |
| Jul 16, 10:04 PM CDT | Areal Flood Advisory | LSX | Bond, Fayette | 6 hr |
| Jul 16, 10:44 PM CDT | Areal Flood Advisory | LSX | Fayette, Marion | 4 hr |
| Jul 22, 12:49 PM CDT | Areal Flood Advisory | LOT | Kane, Lake, McHenry | 103 min |
| Jul 22, 2:30 PM CDT | Areal Flood Advisory | LOT | Boone, Cook, DeKalb, DuPage, Kane, Lake and 1 more | 4 hr |
| Jul 23, 4:19 PM CDT | Areal Flood Advisory | LOT | Lake | 4 hr |
| Jul 24, 8:33 PM CDT | Areal Flood Advisory | LOT | Lee, Ogle | 6 hr |
| Jul 24, 11:28 PM CDT | Areal Flood Advisory | LOT | Grundy, Kankakee, Kendall, LaSalle, Will | 6 hr |
| Jul 28, 2:33 PM CDT | Areal Flood Advisory | PAH | Perry | 117 min |
| Jul 28, 5:02 PM CDT | Areal Flood Advisory | ILX | Cass, Morgan, Scott | 6 hr |
| Jul 28, 7:31 PM CDT | Areal Flood Advisory | LOT | Cook | 6 hr |
| Jul 30, 1:22 PM CDT | Areal Flood Advisory | PAH | Edwards, Franklin, Hamilton, Jefferson, Perry, Wabash and 2 more | 3 hr |
| Jul 30, 8:13 PM CDT | Areal Flood Advisory | PAH | Franklin, Gallatin, Hamilton, Hardin, Pope, Saline and 1 more | 2 hr |
| Jul 30, 10:11 PM CDT | Areal Flood Advisory | PAH | Hardin, Johnson, Pope | 2 hr |
| Aug 9, 7:05 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Will | 63 min |
| Aug 9, 7:05 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Will | 62 min |
| Aug 9, 9:34 PM CDT | Areal Flood Advisory | LOT | LaSalle, Lee | 61 min |
| Aug 9, 11:03 PM CDT | Areal Flood Advisory | LOT | Lee, Ogle, Winnebago | 3 hr |
| Aug 10, 5:15 PM CDT | Areal Flood Advisory | PAH | White | 2 hr |
| Aug 16, 3:14 PM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Kane, Kendall, Will | 4 hr |
| Aug 16, 5:31 PM CDT | Areal Flood Advisory | LSX | Monroe, Saint Clair | 3 hr |
| Aug 16, 5:39 PM CDT | Areal Flood Advisory | LSX | Macoupin, Montgomery | 3 hr |
| Aug 17, 2:16 PM CDT | Areal Flood Advisory | LSX | Adams, Brown, Pike | 5 hr |
| Aug 17, 4:33 PM CDT | Areal Flood Advisory | ILX | Logan, Sangamon | 3 hr |
| Aug 17, 4:48 PM CDT | Areal Flood Advisory | ILX | DeWitt, Logan, McLean, Tazewell, Woodford | 3 hr |
| Aug 17, 5:14 PM CDT | Areal Flood Advisory | LSX | Jersey, Macoupin, Madison, Saint Clair | 6 hr |
| Aug 17, 5:18 PM CDT | Areal Flood Advisory | ILX | DeWitt, Macon | 3 hr |
| Aug 17, 6:41 PM CDT | Areal Flood Advisory | ILX | Vermilion | 4 hr |
| Aug 17, 6:48 PM CDT | Areal Flood Advisory | LOT | Iroquois | 4 hr |
| Aug 19, 5:40 PM CDT | Areal Flood Advisory | LOT | Cook, DeKalb, DuPage, Grundy, Kane, Kendall and 4 more | 5 hr |
| Aug 20, 5:16 AM CDT | Areal Flood Advisory | ILX | Vermilion | 3 hr |
| Aug 20, 9:44 PM CDT | Areal Flood Advisory | PAH | Jefferson | 61 min |
| Aug 27, 8:24 PM CDT | Areal Flood Advisory | ILX | McLean | 2 hr |
| Aug 27, 8:46 PM CDT | Areal Flood Advisory | LOT | Ford, Grundy, Kankakee, LaSalle, Livingston, Will | 6 hr |
| Aug 27, 10:10 PM CDT | Areal Flood Advisory | ILX | Champaign | 4 hr |
| Sep 3, 5:05 PM CDT | Areal Flood Advisory | PAH | Jefferson | 55 min |
| Sep 5, 5:50 PM CDT | Areal Flood Advisory | LSX | Randolph | 4 hr |
| Sep 6, 5:19 AM CDT | Areal Flood Advisory | PAH | Edwards, Wabash, Wayne, White | 3 hr |
| Sep 6, 5:35 AM CDT | Areal Flood Advisory | PAH | Franklin, Hamilton, Jackson, Jefferson, Perry, Wayne and 2 more | 3 hr |
| Sep 6, 9:04 AM CDT | Areal Flood Advisory | PAH | Johnson | 116 min |
| Sep 6, 5:50 PM CDT | Areal Flood Advisory | PAH | Williamson | 115 min |
| Sep 6, 6:10 PM CDT | Areal Flood Advisory | ILX | Christian, Macon, Sangamon | 3 hr |
| Sep 6, 6:24 PM CDT | Areal Flood Advisory | PAH | Johnson, Union | 111 min |
| Sep 20, 9:44 AM CDT | Areal Flood Advisory | ILX | Morgan, Scott | 3 hr |
| Sep 20, 11:00 AM CDT | Areal Flood Advisory | ILX | Cass, Mason, Menard | 3 hr |
| Sep 22, 8:31 AM CDT | Areal Flood Advisory | LOT | Ogle | 3 hr |
| Sep 23, 1:54 PM CDT | Areal Flood Advisory | PAH | Gallatin, Hardin, Pope, Saline, White | 3 hr |
| Sep 26, 2:56 PM CDT | Areal Flood Advisory | LOT | Livingston | 2 hr |
| Oct 9, 12:49 AM CDT | Areal Flood Advisory | PAH | Union | 3 hr |
| Oct 9, 3:13 AM CDT | Areal Flood Advisory | PAH | Edwards, Franklin, Gallatin, Hamilton, Jackson, Jefferson and 6 more | 4 hr |
| Oct 9, 4:33 AM CDT | Areal Flood Advisory | PAH | Alexander, Gallatin, Hardin, Jackson, Johnson, Pope and 6 more | 4 hr |
| Oct 9, 5:30 AM CDT | Areal Flood Advisory | PAH | Gallatin, Hardin, Pope | 3 hr |
| Oct 9, 5:46 AM CDT | Areal Flood Advisory | PAH | Massac, Pope | 3 hr |
| Oct 22, 10:06 PM CDT | Areal Flood Advisory | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 8 more | 5 hr |
| Oct 23, 8:27 AM CDT | Areal Flood Advisory | LOT | Cook, DuPage, Kankakee, Will | 6 hr |
| Oct 29, 5:36 PM CDT | Areal Flood Advisory | ILX | Cass, Morgan, Schuyler, Scott | 7 hr |
| Oct 30, 5:01 AM CDT | Areal Flood Advisory | ILX | Cass, Mason, Morgan, Schuyler, Scott | 6 hr |
| Oct 30, 1:29 PM CDT | Areal Flood Advisory | ILX | McLean | 3 hr |
| Oct 30, 2:20 PM CDT | Areal Flood Advisory | PAH | Massac, Pope | 3 hr |
| Oct 30, 3:34 PM CDT | Areal Flood Advisory | ILX | Logan | 4 hr |
| Oct 30, 7:30 PM CDT | Areal Flood Advisory | ILX | Logan | 12 hr |
| Oct 31, 7:35 AM CDT | Areal Flood Advisory | ILX | Logan | 6 hr |
| Nov 16, 7:27 PM CST | Areal Flood Advisory | LSX | Adams, Brown, Calhoun, Greene, Jersey, Macoupin and 4 more | 7 hr |
| Dec 12, 10:23 PM CST | Areal Flood Advisory | ILX | Clay, Lawrence, Richland | 10 hr |
| Dec 24, 5:45 PM CST | Areal Flood Advisory | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 7 more | 6 hr |
| Dec 24, 5:54 PM CST | Areal Flood Advisory | PAH | Alexander, Edwards, Franklin, Hamilton, Jackson, Jefferson and 9 more | 6 hr |
| Dec 24, 11:30 PM CST | Areal Flood Advisory | LSX | Bond, Calhoun, Clinton, Fayette, Greene, Jersey and 7 more | 6 hr |
By county
Every county with at least one alert. A county page lists each alert that covered it.
- Cook County19
- DuPage County15
- Will County15
- LaSalle County14
- Franklin County14
- Perry County13
- Madison County13
- Bond County13
- Saint Clair County13
- Kane County12
- Jefferson County12
- White County12
- Fayette County12
- Lee County11
- Pope County11
- Mason County11
- Jackson County11
- Montgomery County11
- DeKalb County10
- Kendall County10
- Fulton County10
- Peoria County10
- Tazewell County10
- Johnson County10
- Hamilton County10
- Williamson County10
- Grundy County9
- Kankakee County9
- Livingston County9
- Ogle County9
- Wayne County9
- Logan County9
- Macoupin County9
- Marion County9
- Lake County8
- McHenry County8
- Saline County8
- Union County8
- Wabash County8
- Cass County8
49 more counties
- Jersey County8
- Clinton County8
- Monroe County8
- Clay County7
- Richland County7
- Massac County7
- Woodford County7
- McLean County7
- Gallatin County7
- Iroquois County6
- Crawford County6
- Cumberland County6
- Effingham County6
- Jasper County6
- Lawrence County6
- Hardin County6
- Winnebago County6
- Edwards County6
- Sangamon County6
- Washington County6
- Ford County5
- Coles County5
- Knox County5
- Marshall County5
- Schuyler County5
- Boone County5
- Pulaski County5
- Menard County5
- DeWitt County5
- Morgan County5
- Scott County5
- Adams County5
- Brown County5
- Calhoun County5
- Greene County5
- Clark County4
- Shelby County4
- Vermilion County4
- Stark County4
- Alexander County4
- Macon County4
- Randolph County4
- Pike County4
- Christian County3
- Douglas County2
- Piatt County2
- Moultrie County2
- Champaign County2
- Edgar 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.