Alert archive / Oklahoma / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 836

August 4, 200320 counties in Oklahoma; Collingsworth County, Wheeler County, Texas

The Storm Prediction Center issued this severe thunderstorm watch at Aug 4, 2003, 5:05 PM CDT for 20 counties in Oklahoma; Collingsworth County, Wheeler County, Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Aug 4, 2003, 5:05 PM CDT (22:05 UTC)
Expired
Aug 4, 2003, 11:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 22 counties

Alfalfa County, OK, Beckham County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Grant County, OK, Greer County, OK, Harmon County, OK, Kay County, OK, Kingfisher County, OK, Kiowa County, OK, Major County, OK, Roger Mills County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Collingsworth County, TX, Wheeler County, TX

The radar

The Altus AFB radar (KFDR), 145 km from the middle of the area, began a volume at 22:04 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

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

IssuedProductOfficeCountiesLasted
Aug 4, 6:08 PM CDTSevere Thunderstorm WarningOUNEllis37 min
Aug 4, 6:44 PM CDTSevere Thunderstorm WarningOUNWoods46 min
Aug 4, 7:28 PM CDTSevere Thunderstorm WarningOUNAlfalfa47 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 4, 1:48 PM CDTMesoscale DiscussionSPCAdair, Cherokee, Craig, Delaware, Haskell, LeFlore and 9 more2 hr
Aug 4, 4:40 PM CDTMesoscale DiscussionSPCAlfalfa, Beckham, Blaine, Custer, Dewey, Ellis and 10 more2 hr
Aug 4, 5:30 PM CDTSevere Thunderstorm WatchSPCAdair6 hr

Nearby

Severe Thunderstorm Watches in Oklahoma, 2003Severe Thunderstorm Watches in Texas, 2003Every severe thunderstorm watch in 2003

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.