Alert archive / Texas / Mesoscale Discussions in 2007

Mesoscale Discussion 1790

August 18, 20079 counties in Oklahoma; 23 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Aug 18, 2007, 7:55 AM CDT for 9 counties in Oklahoma; 23 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Aug 18, 2007, 7:55 AM CDT (12:55 UTC)
Expired: Aug 18, 2007, 10:00 AM CDT
In force: 2 hr
Issued by: the Storm Prediction Center

All 32 counties

Beaver County, OK, Beckham County, OK, Ellis County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Roger Mills County, OK, Woodward County, OK, Briscoe County, TX, Childress County, TX, Collingsworth County, TX, Cottle County, TX, Crosby County, TX, Dickens County, TX, Donley County, TX, Floyd County, TX, Foard County, TX, Garza County, TX, Gray County, TX, Hall County, TX, Hardeman County, TX, Hemphill County, TX, Kent County, TX, King County, TX, Knox County, TX, Lipscomb County, TX, Motley County, TX, Ochiltree County, TX, Roberts County, TX, Stonewall County, TX, Wheeler County, TX

The radar

The Amarillo radar (KAMA), 127 km from the middle of the area, began a volume at 12:55 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.

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 18, 5:34 PM CDT	Mesoscale Discussion	SPC	Blaine, Caddo, Canadian, Cleveland, Comanche, Cotton and 8 more	2 hr
Aug 17, 11:13 PM CDT	Mesoscale Discussion	SPC	Coke, Fisher, Foard, Haskell, Jones, Kent and 10 more	3 hr

Nearby

Mesoscale Discussions in Texas, 2007 Mesoscale Discussions in Oklahoma, 2007 Every mesoscale discussion in 2007

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.