Alert archive / Illinois / Tornado Watches in 2006
Tornado Watch 387
The Storm Prediction Center issued this tornado watch at May 24, 2006, 2:46 PM CDT for 69 counties in Illinois; 21 counties in Iowa; 7 counties in Missouri. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- May 24, 2006, 2:46 PM CDT (19:46 UTC)
- Expired
- May 24, 2006, 10:00 PM CDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 3 in
- Strongest gust expected
- 60 kt
All 97 counties
Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Bond County, IL, Boone County, IL, Bureau County, IL, Carroll County, IL, Cass County, IL, Champaign County, IL, Christian County, IL, Clark County, IL, Clay County, IL, Clinton County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, DeKalb County, IL, DeWitt County, IL, Douglas County, IL, Edgar County, IL, Effingham County, IL, Fayette County, IL, Ford County, IL, Fulton County, IL, Grundy County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jasper County, IL, Jersey County, IL, Jo Daviess County, IL, Kendall County, IL, Knox County, IL, LaSalle County, IL, Lawrence County, IL, Lee County, IL, Livingston County, IL, Logan County, IL, Macon County, IL, Macoupin County, IL, Madison County, IL, Marion County, IL, Marshall County, IL, Mason County, IL, McDonough County, IL, McLean County, IL, Menard County, IL, Mercer County, IL, Monroe County, IL, Montgomery County, IL, Morgan County, IL, Moultrie County, IL, Ogle County, IL, Peoria County, IL, Piatt County, IL, Putnam County, IL, Richland County, IL, Rock Island County, IL, Saint Clair County, IL, Sangamon County, IL, Schuyler County, IL, Scott County, IL, Shelby County, IL, Stark County, IL, Stephenson County, IL, Tazewell County, IL, Vermilion County, IL, Warren County, IL, Washington County, IL, Whiteside County, IL, Winnebago County, IL, Woodford County, IL, City of Saint Louis, MO, Clark County, MO, Franklin County, MO, Jefferson County, MO, Saint Charles County, MO, Saint Louis County, MO, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 88 km from the middle of the area, began a volume at 19:49 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 60%
- One or more EF2 to EF5 tornadoes
- 20%
- Ten or more severe wind reports
- 60%
- One or more gusts of 65 knots or more
- 40%
- Ten or more severe hail reports
- 80%
- One or more hailstones of 2 inches or more
- 60%
- Six or more combined severe hail and wind reports
- 90%
Warnings issued inside it
58 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 2:59 PM CDT | Severe Thunderstorm Warning | ILX | Morgan, Sangamon | 46 min |
| May 24, 3:23 PM CDT | Severe Thunderstorm Warning | ILX | Tazewell | 50 min |
| May 24, 3:26 PM CDT | Severe Thunderstorm Warning | ILX | Peoria | 49 min |
| May 24, 3:33 PM CDT | Severe Thunderstorm Warning | ILX | Fulton, Mason | 34 min |
| May 24, 3:38 PM CDT | Severe Thunderstorm Warning | LSX | Greene, Jersey, Macoupin | 52 min |
| May 24, 3:46 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Saint Charles, Warren | 44 min |
| May 24, 3:47 PM CDT | Severe Thunderstorm Warning | ILX | McLean, Woodford | 43 min |
| May 24, 3:52 PM CDT | Severe Thunderstorm Warning | DVN | Putnam | 18 min |
| May 24, 3:55 PM CDT | Severe Thunderstorm Warning | ILX | Christian, Sangamon | 50 min |
| May 24, 3:59 PM CDT | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 46 min |
| May 24, 4:00 PM CDT | Severe Thunderstorm Warning | LSX | Montgomery | 15 min |
| May 24, 4:02 PM CDT | Severe Thunderstorm Warning | LOT | LaSalle | 58 min |
| May 24, 4:13 PM CDT | Severe Thunderstorm Warning | LOT | Grundy, Kankakee, Will | 62 min |
| May 24, 4:16 PM CDT | Severe Thunderstorm Warning | LSX | Montgomery | 14 min |
| May 24, 4:18 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey, Madison | 42 min |
| May 24, 4:23 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 52 min |
| May 24, 4:27 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Shelby | 63 min |
| May 24, 4:42 PM CDT | Severe Thunderstorm Warning | ILX | Christian | 33 min |
| May 24, 4:49 PM CDT | Severe Thunderstorm Warning | ILX | Macon, Moultrie, Piatt | 56 min |
| May 24, 4:51 PM CDT | Severe Thunderstorm Warning | LOT | Grundy | 39 min |
| May 24, 4:53 PM CDT | Severe Thunderstorm Warning | ILX | DeWitt, McLean | 32 min |
| May 24, 4:55 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 50 min |
| May 24, 4:59 PM CDT | Severe Thunderstorm Warning | ILX | Shelby | 31 min |
| May 24, 5:02 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 43 min |
| May 24, 5:06 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 54 min |
| May 24, 5:09 PM CDT | Severe Thunderstorm Warning | ILX | Coles, Douglas | 66 min |
| May 24, 5:10 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 50 min |
| May 24, 5:13 PM CDT | Tornado Warning | ILX | Moultrie, Shelby | 32 min |
| May 24, 5:22 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette | 38 min |
| May 24, 5:24 PM CDT | Tornado Warning | ILX | Coles, Douglas | 36 min |
| May 24, 5:29 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Saint Clair | 61 min |
| May 24, 5:31 PM CDT | Severe Thunderstorm Warning | ILX | Cumberland | 59 min |
| May 24, 5:34 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 36 min |
| May 24, 5:35 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 55 min |
| May 24, 5:49 PM CDT | Tornado Warning | ILX | Clark, Edgar | 41 min |
| May 24, 5:51 PM CDT | Tornado Warning | LSX | Bond, Fayette, Montgomery | 39 min |
| May 24, 5:57 PM CDT | Tornado Warning | ILX | Coles, Douglas | 18 min |
| May 24, 5:59 PM CDT | Severe Thunderstorm Warning | ILX | Effingham | 46 min |
| May 24, 6:06 PM CDT | Severe Thunderstorm Warning | LSX | Bond, Fayette, Marion | 39 min |
| May 24, 6:30 PM CDT | Severe Thunderstorm Warning | ILX | Clark | 30 min |
| May 24, 6:30 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair, Washington | 45 min |
| May 24, 6:33 PM CDT | Severe Thunderstorm Warning | ILX | Jasper | 42 min |
| May 24, 6:39 PM CDT | Severe Thunderstorm Warning | ILX | Clay, Richland | 66 min |
| May 24, 6:51 PM CDT | Severe Thunderstorm Warning | DVN | Whiteside | 54 min |
| May 24, 7:06 PM CDT | Severe Thunderstorm Warning | ILX | Crawford | 39 min |
| May 24, 7:10 PM CDT | Severe Thunderstorm Warning | LSX | Marion | 39 min |
| May 24, 7:15 PM CDT | Severe Thunderstorm Warning | LOT | Ogle, Winnebago | 45 min |
| May 24, 7:16 PM CDT | Flash Flood Warning | LSX | Bond | 4 hr |
| May 24, 7:18 PM CDT | Severe Thunderstorm Warning | ILX | Lawrence | 42 min |
| May 24, 7:18 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Francois, Washington | 42 min |
| May 24, 7:22 PM CDT | Severe Thunderstorm Warning | LOT | Lee, Ogle | 68 min |
| May 24, 7:37 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 38 min |
| May 24, 7:46 PM CDT | Severe Thunderstorm Warning | LSX | Saint Clair, Washington | 44 min |
| May 24, 7:57 PM CDT | Severe Thunderstorm Warning | DVN | Bureau | 37 min |
| May 24, 8:11 PM CDT | Severe Thunderstorm Warning | ILX | Knox | 14 min |
| May 24, 8:16 PM CDT | Severe Thunderstorm Warning | LOT | DeKalb, Kane, McHenry | 59 min |
| May 24, 8:25 PM CDT | Severe Thunderstorm Warning | LSX | Clinton, Washington | 50 min |
| May 24, 8:55 PM CDT | Severe Thunderstorm Warning | LOT | Cook, DeKalb, DuPage, Kane | 80 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 11:27 AM CDT | Mesoscale Discussion | SPC | Adams, Hancock | 2 hr |
| May 24, 12:25 PM CDT | Tornado Watch | SPC | Adams, Brown, Calhoun, Greene, Pike | 7 hr |
| May 24, 1:37 PM CDT | Mesoscale Discussion | SPC | Carroll, Jo Daviess, Rock Island, Stephenson, Whiteside | 83 min |
| May 24, 2:23 PM CDT | Mesoscale Discussion | SPC | Adams, Bond, Brown, Calhoun, Cass, Champaign and 37 more | 97 min |
| May 24, 4:26 PM CDT | Mesoscale Discussion | SPC | Champaign, Christian, Clark, Clay, Coles, Cook and 24 more | 94 min |
| May 24, 4:42 PM CDT | Severe Thunderstorm Watch | SPC | Cook, DuPage, Iroquois, Kankakee, Will | 5 hr |
| May 24, 6:18 PM CDT | Severe Thunderstorm Watch | SPC | Alexander, Edwards, Franklin, Gallatin, Hamilton, Hardin and 15 more | 7 hr |
| May 24, 6:24 PM CDT | Mesoscale Discussion | SPC | McHenry | 96 min |
| May 24, 6:54 PM CDT | Severe Thunderstorm Watch | SPC | Kane, Lake, McHenry | 4 hr |
| May 23, 7:57 PM CDT | Severe Thunderstorm Watch | SPC | Fremont, Harrison, Mills, Monona, Montgomery, Page and 2 more | 6 hr |
| May 23, 10:06 PM CDT | Mesoscale Discussion | SPC | Audubon, Buena Vista, Calhoun, Carroll, Cass, Cherokee and 24 more | 114 min |
| May 24, 1:56 AM CDT | Mesoscale Discussion | SPC | Decatur | 94 min |
| May 24, 2:20 PM CDT | Severe Thunderstorm Watch | SPC | Allamakee, Clayton, Fayette, Winneshiek | 6 hr |
| May 24, 1:29 PM CDT | Mesoscale Discussion | SPC | Barry, Barton, Benton, Camden, Carter, Cedar and 39 more | 2 hr |
| May 24, 5:45 PM CDT | Mesoscale Discussion | SPC | Barry, Barton, Bollinger, Butler, Camden, Cape Girardeau and 36 more | 2 hr |
Nearby
Tornado Watches in Illinois, 2006Tornado Watches in Iowa, 2006Tornado Watches in Missouri, 2006Every tornado watch in 2006
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.