Alert archive / Missouri / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 760

August 18, 20044 states

The Storm Prediction Center issued this severe thunderstorm watch at Aug 18, 2004, 4:50 PM CDT for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Aug 18, 2004, 4:50 PM CDT (21:50 UTC)
Expired
Aug 18, 2004, 11:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 58 counties

Appanoose County, IA, Davis County, IA, Decatur County, IA, Henry County, IA, Jefferson County, IA, Lee County, IA, Louisa County, IA, Monroe County, IA, Ringgold County, IA, Taylor County, IA, Van Buren County, IA, Wapello County, IA, Wayne County, IA, Atchison County, KS, Brown County, KS, Clay County, KS, Cloud County, KS, Doniphan County, KS, Jackson County, KS, Marshall County, KS, Nemaha County, KS, Ottawa County, KS, Pottawatomie County, KS, Republic County, KS, Riley County, KS, Washington County, KS, Adair County, MO, Andrew County, MO, Atchison County, MO, Buchanan County, MO, Caldwell County, MO, Clark County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Holt County, MO, Knox County, MO, Lewis County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Mercer County, MO, Nodaway County, MO, Putnam County, MO, Schuyler County, MO, Scotland County, MO, Sullivan County, MO, Worth County, MO, Gage County, NE, Jefferson County, NE, Johnson County, NE, Nemaha County, NE, Pawnee County, NE, Richardson County, NE, Thayer County, NE

The radar

The Topeka radar (KTWX), 159 km from the middle of the area, began a volume at 21:50 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

5 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Aug 18, 5:03 PM CDTSevere Thunderstorm WarningDMXClarke, Decatur42 min
Aug 18, 6:06 PM CDTSevere Thunderstorm WarningDMXMonroe39 min
Aug 18, 6:14 PM CDTSevere Thunderstorm WarningDMXDavis, Wapello46 min
Aug 18, 6:48 PM CDTSevere Thunderstorm WarningDVNLouisa42 min
Aug 18, 7:11 PM CDTSevere Thunderstorm WarningDVNDes Moines, Henry49 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.

IssuedProductOfficeCountiesLasted
Aug 18, 12:27 PM CDTMesoscale DiscussionSPCAllamakee, Howard, Winneshiek63 min
Aug 18, 1:10 PM CDTSevere Thunderstorm WatchSPCAllamakee, Bremer, Chickasaw, Clayton, Fayette, Floyd and 2 more7 hr
Aug 18, 3:46 PM CDTMesoscale DiscussionSPCAllamakee, Bremer, Butler, Chickasaw, Clayton, Fayette and 3 more59 min
Aug 18, 4:17 PM CDTMesoscale DiscussionSPCAdair, Adams, Appanoose, Cass, Clarke, Dallas and 31 more118 min
Aug 18, 5:17 PM CDTMesoscale DiscussionSPCLee88 min
Aug 18, 5:35 PM CDTSevere Thunderstorm WatchSPCDes Moines5 hr
Aug 18, 5:52 PM CDTMesoscale DiscussionSPCClayton, Fayette113 min

Nearby

Severe Thunderstorm Watches in Missouri, 2004Severe Thunderstorm Watches in Iowa, 2004Severe Thunderstorm Watches in Kansas, 2004Every severe thunderstorm watch in 2004

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.