Alert archive / Texas / Severe Thunderstorm Watches in 2003
Severe Thunderstorm Watch 3
The Storm Prediction Center issued this severe thunderstorm watch at Feb 14, 2003, 4:40 PM CST for Little River County, Arkansas; 49 counties in Texas. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 14, 2003, 4:40 PM CST (22:40 UTC)
- Expired
- Feb 14, 2003, 11:00 PM CST
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 50 counties
Little River County, AR, Anderson County, TX, Bastrop County, TX, Bell County, TX, Blanco County, TX, Bosque County, TX, Bowie County, TX, Brazos County, TX, Burleson County, TX, Burnet County, TX, Camp County, TX, Collin County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, Ellis County, TX, Falls County, TX, Fannin County, TX, Franklin County, TX, Freestone County, TX, Grayson County, TX, Hays County, TX, Henderson County, TX, Hill County, TX, Hopkins County, TX, Hunt County, TX, Johnson County, TX, Kaufman County, TX, Lamar County, TX, Lampasas County, TX, Lee County, TX, Leon County, TX, Limestone County, TX, McLennan County, TX, Milam County, TX, Morris County, TX, Navarro County, TX, Rains County, TX, Red River County, TX, Robertson County, TX, Rockwall County, TX, Smith County, TX, Tarrant County, TX, Titus County, TX, Travis County, TX, Upshur County, TX, Van Zandt County, TX, Williamson County, TX, Wood County, TX
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 10.7 hours before the alert went out and 142 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
- 852 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 558 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 259 m²/s²
- 0-3 km storm-relative helicity
- 271 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 5.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS20 KWNS 142240 SEL3 SPC WW 142240 TXZ000-150500- URGENT - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 3 STORM PREDICTION CENTER NORMAN OK 540 PM CDT FRI FEB 14 2003 THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF NORTHERN AND CENTRAL TEXAS EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 540 PM UNTIL MIDNIGHT CDT. HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 75 STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES SOUTH SOUTHWEST OF AUSTIN TEXAS TO 15 MILES NORTH OF PARIS TEXAS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES. OTHER WATCH INFORMATION... CONTINUE...WW 1...WW 2... DISCUSSION...THUNDERSTORMS CONTINUE TO DEVELOP AND SLOWLY INCREASE INVOF CONVERGENCE AXIS ALONG AND JUST WEST OF THE I-35 CORRIDOR LATE THIS AFTERNOON. AS LARGE SCALE ASCENT OVERSPREADS MODEST INSTABILITY ACROSS WW...THUNDERSTORM DEVELOPMENT IS EXPECTED TO CONTINUE ENEWD THROUGH THE EVENING. STRONG DEEP LAYER SHEAR WILL CONTINUE ACROSS WW AHEAD OF APPROACHING UPPER TROUGH...AND WILL MAINTAIN A THREAT OF SEVERE THUNDERSTORMS...INCLUDING SUPERCELLS... THROUGH THE EVENING. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 24030. ...EVANS 300,0990 335,0964 335,0940 300,0963
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 13, 10:54 PM CST | Mesoscale Discussion | SPC | Coke, Crockett, Glasscock, Howard, Irion, Martin and 5 more | 2 hr |
| Feb 14, 1:50 PM CST | Mesoscale Discussion | SPC | Atascosa, Bandera, Bexar, Dimmit, Frio, Kendall and 9 more | 3 hr |
| Feb 14, 2:40 PM CST | Severe Thunderstorm Watch | SPC | Atascosa, Bandera, Dimmit, Duval, Frio, Jim Wells and 8 more | 5 hr |
| Feb 14, 3:55 PM CST | Mesoscale Discussion | SPC | Archer, Bandera, Bell, Blanco, Bosque, Burnet and 20 more | 2 hr |
| Feb 14, 5:06 PM CST | Mesoscale Discussion | SPC | Atascosa, Bandera, Dimmit, Duval, Frio, Jim Wells and 8 more | 114 min |
| Feb 14, 5:30 PM CST | Severe Thunderstorm Watch | SPC | Atascosa, Bandera, Bee, Bexar, Caldwell, Comal and 22 more | 6 hr |
Nearby
Severe Thunderstorm Watches in Texas, 2003Severe Thunderstorm Watches in Arkansas, 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; the sounding from the Mesonet's radiosonde archive.