Alert archive / Texas / Mesoscale Discussions in 2014
Mesoscale Discussion 525
The Storm Prediction Center issued this mesoscale discussion at May 8, 2014, 1:11 PM CDT for 34 counties in Texas. It was in force for 2 hr.
The area
The outline as issued.
The facts
- Issued
- May 8, 2014, 1:11 PM CDT (18:11 UTC)
- Expired
- May 8, 2014, 3:15 PM CDT
- In force
- 2 hr
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 40%
All 34 counties
Bastrop County, TX, Bell County, TX, Blanco County, TX, Bosque County, TX, Brown County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, Comanche County, TX, Coryell County, TX, Dallas County, TX, Ellis County, TX, Erath County, TX, Falls County, TX, Gillespie County, TX, Hamilton County, TX, Hays County, TX, Hill County, TX, Hood County, TX, Johnson County, TX, Kendall County, TX, Lampasas County, TX, Llano County, TX, Mason County, TX, McCulloch County, TX, McLennan County, TX, Milam County, TX, Mills County, TX, Parker County, TX, San Saba County, TX, Somervell County, TX, Tarrant County, TX, Travis County, TX, Williamson County, TX
The radar
The Ft Hood radar (KGRK), 101 km from the middle of the area, began a volume at 18:14 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
Fort Worth, TX (KFWD), launched 12:00Z, 6.2 hours before the alert went out and 151 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
- 917 J/kg
- Mixed-layer CIN
- -233 J/kg
- Mixed-layer LCL
- 630 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 245 m²/s²
- 0-3 km storm-relative helicity
- 393 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
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 |
|---|---|---|---|---|
| May 7, 8:08 PM CDT | Mesoscale Discussion | SPC | Brown, Callahan, Coke, Coleman, Concho, Crockett and 14 more | 97 min |
| May 7, 9:38 PM CDT | Severe Thunderstorm Watch | SPC | Archer, Baylor, Brown, Callahan, Clay, Coleman and 13 more | 5 hr |
| May 7, 11:12 PM CDT | Mesoscale Discussion | SPC | Clay, Cooke, Denton, Eastland, Hood, Jack and 7 more | 93 min |
| May 8, 2:19 AM CDT | Mesoscale Discussion | SPC | Archer, Baylor, Callahan, Coke, Coleman, Fisher and 20 more | 56 min |
| May 8, 5:39 PM CDT | Severe Thunderstorm Watch | SPC | Bell, Blanco, Burnet, Comal, Falls, Gillespie and 9 more | 4 hr |
Nearby
Mesoscale Discussions in Texas, 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.