Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 121, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at May 15, 1997, 5:02 PM CDT for Anderson County, Texas. It was in force for 58 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
- May 15, 1997, 5:02 PM CDT (22:02 UTC)
- Expired
- May 15, 1997, 6:00 PM CDT
- In force
- 58 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
County Anderson County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 177 km from the middle of the area, began a volume at 22:04 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, 10.0 hours before the alert went out and 191 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
- 1947 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 674 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, May 15, 12:15 PM CDT, 4 hours 47 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-152300- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 1215 PM CDT THU MAY 15 1997 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS GENERALLY TO THE WEST OF A CLARKSVILLE TO CROCKETT LINE. A LOW LEVEL CONVERGENCE ZONE WAS LOCATED ALONG A SHREVEPORT TO WAXAHACHIE TO COMANCHE LINE. THIS...ALONG WITH DAYTIME HEATING MAY TRIGGER ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. A WEAK VERTICAL WIND PROFILE SUGGESTS THAT THE MAIN THREAT SEVERE WEATHER THREAT WOULD BE IN THE FORM OF LARGE HAIL AND DAMAGING WINDS. DUE TO THE ISOLATED NATURE OF THE SEVERE STORMS...SPOTTER ACTIVATION IS NOT EXPECTED THIS AFTERNOON OR EVENING.
Special weather statement, May 15, 12:15 PM CDT, 4 hours 47 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-152300- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS...CORRECTED NATIONAL WEATHER SERVICE FORT WORTH TX 1215 PM CDT THU MAY 15 1997 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS GENERALLY TO THE WEST OF A CLARKSVILLE TO CROCKETT LINE. A LOW LEVEL CONVERGENCE ZONE WAS LOCATED ALONG A SHREVEPORT TO WAXAHACHIE TO COMANCHE LINE. THIS...ALONG WITH DAYTIME HEATING MAY TRIGGER ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. A WEAK VERTICAL WIND PROFILE SUGGESTS THAT THE MAIN SEVERE WEATHER THREAT WOULD BE IN THE FORM OF LARGE HAIL AND DAMAGING WINDS. DUE TO THE ISOLATED NATURE OF THE SEVERE STORMS...SPOTTER ACTIVATION IS NOT EXPECTED THIS AFTERNOON OR EVENING.
Special weather statement, May 15, 12:18 PM CDT, 4 hours 44 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-152300- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 1215 PM CDT THU MAY 15 1997 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS GENERALLY TO THE WEST OF A CLARKSVILLE TO CROCKETT LINE. A LOW LEVEL CONVERGENCE ZONE WAS LOCATED ALONG A SHREVEPORT TO WAXAHACHIE TO COMANCHE LINE. THIS...ALONG WITH DAYTIME HEATING MAY TRIGGER ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. A WEAK VERTICAL WIND PROFILE SUGGESTS THAT THE MAIN THREAT SEVERE WEATHER THREAT WOULD BE IN THE FORM OF LARGE HAIL AND DAMAGING WINDS. DUE TO THE ISOLATED NATURE OF THE SEVERE STORMS...SPOTTER ACTIVATION IS NOT EXPECTED THIS AFTERNOON OR EVENING.
Special weather statement, May 15, 12:32 PM CDT, 4 hours 30 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-152300- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS...CORRECTED NATIONAL WEATHER SERVICE FORT WORTH TX 1215 PM CDT THU MAY 15 1997 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS GENERALLY TO THE WEST OF A CLARKSVILLE TO CROCKETT LINE. A LOW LEVEL CONVERGENCE ZONE WAS LOCATED ALONG A SHREVEPORT TO WAXAHACHIE TO COMANCHE LINE. THIS...ALONG WITH DAYTIME HEATING MAY TRIGGER ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. A WEAK VERTICAL WIND PROFILE SUGGESTS THAT THE MAIN SEVERE WEATHER THREAT WOULD BE IN THE FORM OF LARGE HAIL AND DAMAGING WINDS. DUE TO THE ISOLATED NATURE OF THE SEVERE STORMS...SPOTTER ACTIVATION IS NOT EXPECTED THIS AFTERNOON OR EVENING.
Special weather statement, May 15, 3:45 PM CDT, 1 hour 17 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-160500- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 345 PM CDT THU MAY 15 1997 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THE REMAINDER OF THE AFTERNOON AND TONIGHT WEST OF A CLARKSVILLE TO CROCKETT LINE. A LOW LEVEL CONVERGENCE ZONE WAS LOCATED ALONG A SHREVEPORT TO WAXAHACHIE TO COMANCHE LINE. THIS...ALONG WITH DAYTIME HEATING MAY TRIGGER ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. THESE STORMS WILL LIKELY MOVE EAST OR SOUTHEAST. AN OLD OUTFLOW BOUNDARY ALONG A CHILDRESS TO LUBBOCK LINE MAY ALSO SERVE AS A FOCUS FOR SEVERE THUNDERSTORM DEVELOPMENT. THESE STORMS MAY MOVE INTO WESTERN AND NORTHERN PARTS OF THE OUTLOOK AREA LATE THIS AFTERNOON AND TONIGHT. A WEAK VERTICAL WIND PROFILE SUGGESTS THAT THE MAIN THREAT SEVERE WEATHER THREAT WOULD BE IN THE FORM OF LARGE HAIL AND DAMAGING WINDS. SPOTTER ACTIVATION MAY BE REQUIRED SOUTH OF A LINE FROM EASTLAND TO TYLER THIS AFTERNOON AND EVENING AND POSSIBLY NORTH OF A CLARKSVILLE TO COMANCHE LINE AFTER SUNSET. IS NOT EXPECTED THIS AFTERNOON OR EVENING. 77
Special weather statement, May 15, 3:48 PM CDT, 1 hour 14 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-160500- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 345 PM CDT THU MAY 15 1997 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS FOR THE REMAINDER OF THE AFTERNOON AND TONIGHT WEST OF A CLARKSVILLE TO CROCKETT LINE. A LOW LEVEL CONVERGENCE ZONE WAS LOCATED ALONG A SHREVEPORT TO WAXAHACHIE TO COMANCHE LINE. THIS...ALONG WITH DAYTIME HEATING MAY TRIGGER ISOLATED SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING. THESE STORMS WILL LIKELY MOVE EAST OR SOUTHEAST. AN OLD OUTFLOW BOUNDARY ALONG A CHILDRESS TO LUBBOCK LINE MAY ALSO SERVE AS A FOCUS FOR SEVERE THUNDERSTORM DEVELOPMENT. THESE STORMS MAY MOVE INTO WESTERN AND NORTHERN PARTS OF THE OUTLOOK AREA LATE THIS AFTERNOON AND TONIGHT. A WEAK VERTICAL WIND PROFILE SUGGESTS THAT THE MAIN THREAT SEVERE WEATHER THREAT WOULD BE IN THE FORM OF LARGE HAIL AND DAMAGING WINDS. SPOTTER ACTIVATION MNAY BE REQUIRED SOUTH OF A LINE FROM EASTLAND TO TYLER THIS AFTERNOON AND EVENING AND POSSIBLY NORTH OF A CLARKSVILLE TO COMANCHE LINE AFTER SUNSET. IS NOT EXPECTED THIS AFTERNOON OR EVENING. 77
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 4:39 AM CDT | Severe Thunderstorm Warning | FWD | Stephens | 66 min |
| May 15, 9:27 AM CDT | Flash Flood Warning | FWD | Tarrant | 3 hr |
| May 15, 9:44 AM CDT | Flash Flood Warning | FWD | Dallas | 3 hr |
| May 15, 3:35 PM CDT | Severe Thunderstorm Warning | FWD | Comanche | 55 min |
| May 15, 4:30 PM CDT | Flash Flood Warning | FWD | Comanche | 60 min |
| May 15, 4:30 PM CDT | Severe Thunderstorm Warning | FWD | Comanche | 60 min |
| May 15, 5:08 PM CDT | Severe Thunderstorm Warning | FWD | Hamilton | 67 min |
| May 15, 5:30 PM CDT | Flash Flood Warning | FWD | Comanche | 2 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997
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.