Alert archive / Texas / Mesoscale Discussions in 2014
Mesoscale Discussion 162
The Storm Prediction Center issued this mesoscale discussion at Mar 2, 2014, 3:36 PM CST for 5 counties in Arkansas; 27 counties in Texas. It was in force for 4 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 2, 2014, 3:36 PM CST (21:36 UTC)
- Expired
- Mar 2, 2014, 7:30 PM CST
- In force
- 4 hr
- Issued by
- the Storm Prediction Center
All 32 counties
Howard County, AR, Little River County, AR, Montgomery County, AR, Pike County, AR, Sevier County, AR, Anderson County, TX, Bowie County, TX, Camp County, TX, Cass County, TX, Cherokee County, TX, Falls County, TX, Franklin County, TX, Freestone County, TX, Gregg County, TX, Henderson County, TX, Hopkins County, TX, Houston County, TX, Leon County, TX, Limestone County, TX, Madison County, TX, Marion County, TX, Morris County, TX, Navarro County, TX, Rains County, TX, Red River County, TX, Robertson County, TX, Rusk County, TX, Smith County, TX, Titus County, TX, Upshur County, TX, Van Zandt County, TX, Wood County, TX
The radar
The Shreveport radar (KSHV), 126 km from the middle of the area, began a volume at 21:35 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 nearest sounding before it
Shreveport, LA (KBAD), launched 12:00Z, 9.6 hours before the alert went out and 134 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 109 J/kg
- Mixed-layer CIN
- -245 J/kg
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 264 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
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 |
|---|---|---|---|---|
| Mar 2, 7:27 AM CST | Mesoscale Discussion | SPC | Baxter, Benton, Boone, Carroll, Crawford, Franklin and 13 more | 6 hr |
| Mar 2, 1:44 PM CST | Mesoscale Discussion | SPC | Clay, Cleburne, Conway, Craighead, Faulkner, Greene and 9 more | 5 hr |
| Mar 2, 11:28 AM CST | Mesoscale Discussion | SPC | Bailey, Briscoe, Castro, Childress, Collingsworth, Donley and 6 more | 5 hr |
Nearby
Mesoscale Discussions in Texas, 2014Mesoscale Discussions in Arkansas, 2014Every mesoscale discussion in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.