Alert archive / Iowa / Severe Thunderstorm Watches in 2005
Severe Thunderstorm Watch 714
The Storm Prediction Center issued this severe thunderstorm watch at Aug 11, 2005, 4:20 PM CDT for Mercer County, Rock Island County, Illinois; 45 counties in Iowa. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 11, 2005, 4:20 PM CDT (21:20 UTC)
- Expired
- Aug 11, 2005, 10:00 PM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 47 counties
Adair County, IA, Adams County, IA, Audubon County, IA, Benton County, IA, Boone County, IA, Buchanan County, IA, Carroll County, IA, Cass County, IA, Cedar County, IA, Clarke County, IA, Clinton County, IA, Dallas County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hardin County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jasper County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Linn County, IA, Louisa County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Muscatine County, IA, Polk County, IA, Poweshiek County, IA, Scott County, IA, Story County, IA, Tama County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Washington County, IA, Mercer County, IL, Rock Island County, IL
The radar
The Des Moines radar (KDMX), 42 km from the middle of the area, began a volume at 21:22 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.
Warnings issued inside it
2 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 9:30 PM CDT | Severe Thunderstorm Warning | DVN | Cedar | 30 min |
| Aug 11, 9:54 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine | 34 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 |
|---|---|---|---|---|
| Aug 11, 5:24 PM CDT | Mesoscale Discussion | SPC | Cass, Champaign, Clark, Coles, DeWitt, Douglas and 22 more | 66 min |
| Aug 10, 7:07 PM CDT | Mesoscale Discussion | SPC | Crawford, Fremont, Harrison, Mills, Monona, Montgomery and 3 more | 53 min |
| Aug 11, 3:12 PM CDT | Mesoscale Discussion | SPC | Adair, Adams, Audubon, Cass, Clarke, Dallas and 16 more | 2 hr |
Nearby
Severe Thunderstorm Watches in Iowa, 2005Severe Thunderstorm Watches in Illinois, 2005Every severe thunderstorm watch in 2005
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.