Alert archive / Texas / Severe Thunderstorm Warnings in 2003
Severe Thunderstorm Warning 401, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Aug 27, 2003, 6:05 PM CDT for Denton County, Texas. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 27, 2003, 6:05 PM CDT (23:05 UTC)
- Expired
- Aug 27, 2003, 6:30 PM CDT
- In force
- 25 min
- Issued by
- NWS Fort Worth, TX
- Area
- Counties, with a storm outline in the text
County Denton County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 72 km from the middle of the area, began a volume at 23:08 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, 11.1 hours before the alert went out and 45 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
- 1292 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 1087 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 27, 3:20 PM CDT, 2 hours 45 minutes earlier.
Area forecast discussion, Aug 27, 3:20 PM CDT, 2 hours 45 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE FORT WORTH TX 320 PM CDT WED AUG 27 2003 UPPER LEVEL HIGH PRESSURE ACROSS THE SOUTHERN HALF OF THE U.S. WILL BREAK DOWN OVER THE NEXT FEW DAYS AS A TROUGH OF LOW PRESSURE DEVELOPS ACROSS THE NORTHERN U.S. THIS TROUGH IS FORECAST TO TRANSLATE EASTWARD THROUGH THE WEEKEND AND ALLOW COOLER AIR TO MOVE INTO CENTRAL AND SOUTHERN U.S. BY THE WEEKEND. MODELS HAVE BEEN RELATIVELY CONSISTENT ON THE SPEED OF THE FRONT WITH FRONTAL PASSAGE ACROSS NORTH TEXAS SATURDAY AFTERNOON THROUGH EARLY SUNDAY. A MOIST AND UNSTABLE ATMOSPHERE WILL REMAIN IN PLACE OVER NORTH TEXAS AHEAD OF THE FRONT AND THIS WILL YIELD SCATTERED AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS THROUGH FRIDAY. SHOWERS AND THUNDERSTORMS WILL BE LIKELY SATURDAY AND SUNDAY WITH ADDITIONAL LIFT FROM THE FRONT. HAVE DECIDED TO RAISE POPS LABOR DAY DUE TO ISENTROPIC LIFT OVER THE FRONTAL SURFACE. EXPECT TEMPERATURES TO REMAIN IN THE MID 90S EACH AFTERNOON THROUGH FRIDAY. SLIGHTLY COOLER TEMPERATURES ARE EXPECTED SATURDAY... ESPECIALLY ACROSS THE NORTH. HIGHS ON SUNDAY SHOULD REMAIN IN THE 80S UNDER MOSTLY CLOUDY SKIES. EXPECT A SLOW WARMUP MONDAY THROUGH WEDNESDAY. FCSTID = 59 DFW 76 96 76 94 / 30 20 20 30 ACT 73 98 74 96 / 30 20 20 30 PRX 74 94 72 94 / 30 30 30 30 DTO 72 96 74 94 / 30 20 20 30 TKI 74 96 73 94 / 30 20 20 30 DAL 76 96 76 94 / 30 20 20 30 TRL 74 96 75 94 / 30 30 30 30 CRS 74 96 74 96 / 30 30 20 30 TPL 71 97 73 96 / 30 20 20 30 .FWD... TX...NONE.
Hazardous weather outlook, Aug 27, 3:55 PM CDT, 2 hours 10 minutes before
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Local storm report, Aug 27, 5:22 PM CDT, 43 minutes before
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</html>The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 1:37 PM CDT | Severe Thunderstorm Warning | FWD | Palo Pinto, Stephens | 53 min |
| Aug 27, 4:36 PM CDT | Severe Thunderstorm Warning | FWD | Bosque | 39 min |
| Aug 27, 4:40 PM CDT | Severe Thunderstorm Warning | FWD | Kaufman, Rockwall | 35 min |
| Aug 27, 5:18 PM CDT | Severe Thunderstorm Warning | FWD | Rockwall | 42 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2003Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.