Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 65, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 20, 1997, 7:12 PM CDT for Lampasas County, Texas. It was in force for 63 min. 5 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 20, 1997, 7:12 PM CDT (00:12 UTC)
- Expired
- Apr 20, 1997, 8:15 PM CDT
- In force
- 63 min
- Issued by
- NWS Fort Worth, TX
- Area
- Whole counties
County Lampasas County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 20, 7:23 PM CDT | Hail 1.75 | Lometa, TX | |
| Apr 20, 7:30 PM CDT | Thunderstorm Wind | Lampasas, TX | Power lines were blown down by high winds. |
| Apr 20, 8:00 PM CDT | Hail 1.75 | Nix, TX | |
| Apr 20, 8:00 PM CDT | Thunderstorm Wind | Nix, TX | Power lines were blown down by high winds. |
| Apr 20, 8:21 PM CDT | Hail 1.75 | Nix, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 20, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 0.2 hours before the alert went out and 203 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
- 406 J/kg
- Mixed-layer CIN
- -150 J/kg
- Mixed-layer LCL
- 1725 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 277 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KFTW 210012 RRA SVRFTW TXC281-210115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE FORT WORTH TX 712 PM CDT SUN APR 20 1997 THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL TEXAS ...LAMPASAS COUNTY AT 710 PM...RADAR SHOWED A SEVERE THUNDERSTORM MOVING INTO WESTERN PARTS OF LAMPASAS COUNTY. LOMETA IS IN THE DIRECT PATH OF THIS STORM. GOLF BALL SIZED HAIL HAS BEEN REPORTED WITH THIS STORM. HIGH WINDS AND LOCALIZED FLOODING ARE ALSO POSSIBLE AS THE STORM MOVES TO THE EAST AT 25 MPH. THIS IS A DANGEROUS STORM. AS IT APPROACHES YOUF SHOULD PREPARE FOR DAMAGING WIND...LARGE HAIL...AND FREQUENT LIGHTNING. IF YOU ARE OUTSIDE MOVE TO STURDY SHELTER NOW. &
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, Apr 20, 3:50 PM CDT, 3 hours 22 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175- 210400- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 350 PM CDT SUN APR 20 1997 THERE IS NOW A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT ACROSS MOST OF NORTH TEXAS. A FEW OF THE CITIES INCLUDED IN THE SLIGHT RISK AREA ARE PARIS...SHERMAN...THE DALLAS/FORT WORTH METROPLEX...TEMPLE AND WACO. AN UPPER LEVEL DISTURBANCE CONTINUED TO APPROACH THE SOUTHERN AND CENTRAL PLAINS WITH A COLD FRONT APPROACHING THE NORTHWEST PARTS OF NORTH TEXAS. SURFACE HEATING HAS WARMED TEMPERATURES WELL INTO THE 80S RESULTING IN A VERY UNSTABLE AIRMASS OVER THE RISK AREA. AS THE FRONT PROGRESSES SOUTHEASTWARD INTO THE AREA...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP...GENERALLY NORTHWEST OF A MONTAGUE TO EASTLAND LINE THROUGH 7 PM...A SHERMAN TO DALLAS TO SAN SABA LINE BY 9 PM...AND POINTS EAST AFTER 9 PM. LOW AND MID LEVEL WINDS HAVE STRENGTHENED DURING THE DAY AND ARE NOW SUPPORTIVE OF ORGANIZED CONVECTION. LARGE HAIL AND DAMAGING WINDS WILL BE THE PRIMARY THREAT. EMERGENCY MANAGEMENT AND STORM SPOTTER GROUPS NORTHWEST OF A MONTAGUE TO EASTLAND LINE SHOULD BE READY FOR ACTIVATION THROUGH EARLY EVENING ...AND ACROSS THE REMAINDER OF NORTH TEXAS LATER THIS EVENING. STAY TUNED TO NOAA WEATHER RADIO...LOCAL TELEVISION OR RADIO STATIONS...OR YOUR LOCAL CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIAL SEVERE WEATHER THREAT.
Special weather statement, Apr 20, 3:51 PM CDT, 3 hours 21 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175- 210400- SEVERE WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 350 PM CDT SUN APR 20 1997 THERE IS NOW A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH TONIGHT ACROSS MOST OF NORTH TEXAS. A FEW OF THE CITIES INCLUDED IN THE SLIGHT RISK AREA ARE PARIS...SHERMAN...THE DALLAS/FORT WORTH METROPLEX...TEMPLE AND WACO. AN UPPER LEVEL DISTURBANCE CONTINUED TO APPROACH THE SOUTHERN AND CENTRAL PLAINS WITH A COLD FRONT APPROACHING THE NORTHWEST PARTS OF NORTH TEXAS. SURFACE HEATING HAS WARMED TEMPERATURES WELL INTO THE 80S RESULTING IN A VERY UNSTABLE AIRMASS OVER THE RISK AREA. AS THE FRONT PROGRESSES SOUTHEASTWARD INTO THE AREA...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP...GENERALLY NORTHWEST OF A MONTAGUE TO EASTLAND LINE THROUGH 7 PM...A SHERMAN TO DALLAS TO SAN SABA LINE BY 9 PM...AND POINTS EAST AFTER 9 PM. LOW AND MID LEVEL WINDS HAVE STRENGTHENED DURING THE DAY AND ARE NOW SUPPORTIVE OF ORGANIZED CONVECTION. LARGE HAIL AND DAMAGING WINDS WILL BE THE PRIMARY THREAT. EMERGENCY MANAGEMENT AND STORM SPOTTER GROUPS NORTHWEST OF A MONTAGUE TO EASTLAND LINE SHOULD BE READY FOR ACTIVATION THROUGH EARLY EVENING ...AND ACROSS THE REMAINDER OF NORTH TEXAS LATER THIS EVENING. STAY TUNED TO NOAA WEATHER RADIO...LOCAL TELEVISION OR RADIO STATIONS...OR YOUR LOCAL CABLE TELEVISION PROVIDER FOR LATER STATEMENTS CONCERNING THIS POTENTIAL SEVERLE WEATHER THREAT.
The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 20, 7:04 PM CDT | Severe Thunderstorm Warning | FWD | Mills | 41 min |
| Apr 20, 7:24 PM CDT | Severe Thunderstorm Warning | FWD | Wise | 66 min |
| Apr 20, 7:32 PM CDT | Tornado Warning | FWD | Lampasas | 43 min |
| Apr 20, 7:47 PM CDT | Severe Thunderstorm Warning | FWD | Denton | 58 min |
| Apr 20, 8:13 PM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 62 min |
| Apr 20, 8:20 PM CDT | Severe Thunderstorm Warning | FWD | Lampasas | 40 min |
| Apr 20, 8:25 PM CDT | Severe Thunderstorm Warning | FWD | Hood, Palo Pinto, Parker | 65 min |
| Apr 20, 8:25 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 65 min |
| Apr 20, 8:41 PM CDT | Severe Thunderstorm Warning | FWD | Denton, Wise | 34 min |
| Apr 20, 8:50 PM CDT | Severe Thunderstorm Warning | FWD | Bell | 55 min |
| Apr 20, 8:57 PM CDT | Severe Thunderstorm Warning | FWD | Johnson | 63 min |
| Apr 20, 8:59 PM CDT | Severe Thunderstorm Warning | FWD | Dallas | 61 min |
| Apr 20, 9:15 PM CDT | Severe Thunderstorm Warning | FWD | Tarrant | 45 min |
| Apr 20, 9:25 PM CDT | Severe Thunderstorm Warning | FWD | Somervell | 35 min |
| Apr 20, 9:39 PM CDT | Severe Thunderstorm Warning | FWD | Parker | 36 min |
| Apr 20, 9:44 PM CDT | Severe Thunderstorm Warning | FWD | Bosque | 61 min |
| Apr 20, 9:48 PM CDT | Flash Flood Warning | FWD | Tarrant | 117 min |
| Apr 20, 9:51 PM CDT | Severe Thunderstorm Warning | FWD | Erath | 54 min |
| Apr 20, 9:55 PM CDT | Severe Thunderstorm Warning | FWD | Ellis | 65 min |
| Apr 20, 10:42 PM CDT | Severe Thunderstorm Warning | FWD | Henderson, Navarro | 33 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.