Alert archive / Texas / Mesoscale Discussions in 2011
Mesoscale Discussion 2343
The Storm Prediction Center issued this mesoscale discussion at Nov 20, 2011, 12:12 PM CST for 10 counties in Arkansas; McCurtain County, Oklahoma; 35 counties in Texas. It was in force for 3 hr.
The area
The outline as issued.
The facts
- Issued
- Nov 20, 2011, 12:12 PM CST (18:12 UTC)
- Expired
- Nov 20, 2011, 2:45 PM CST
- In force
- 3 hr
- Issued by
- the Storm Prediction Center
All 46 counties
Clark County, AR, Hempstead County, AR, Howard County, AR, Lafayette County, AR, Little River County, AR, Miller County, AR, Montgomery County, AR, Nevada County, AR, Pike County, AR, Sevier County, AR, McCurtain County, OK, Bosque County, TX, Bowie County, TX, Camp County, TX, Cass County, TX, Collin County, TX, Dallas County, TX, Delta County, TX, Ellis County, TX, Erath County, TX, Fannin County, TX, Franklin County, TX, Gregg County, TX, Hamilton County, TX, Henderson County, TX, Hill County, TX, Hood County, TX, Hopkins County, TX, Hunt County, TX, Johnson County, TX, Kaufman County, TX, Lamar County, TX, Marion County, TX, McLennan County, TX, Morris County, TX, Navarro County, TX, Rains County, TX, Red River County, TX, Rockwall County, TX, Smith County, TX, Somervell County, TX, Tarrant County, TX, Titus County, TX, Upshur County, TX, Van Zandt County, TX, Wood County, TX
The radar
The Shreveport radar (KSHV), 169 km from the middle of the area, began a volume at 18:18 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 20, 3:38 PM CST | Severe Thunderstorm Watch | SPC | Hempstead, Howard, Lafayette, Little River, Miller, Nevada and 1 more | 7 hr |
| Nov 20, 5:25 PM CST | Mesoscale Discussion | SPC | Clark, Cleburne, Conway, Faulkner, Garland, Hempstead and 16 more | 95 min |
Nearby
Mesoscale Discussions in Texas, 2011Mesoscale Discussions in Arkansas, 2011Mesoscale Discussions in Oklahoma, 2011Every mesoscale discussion in 2011
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.