Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 201, NWS Fort Worth, TX

June 11, 1997Haskell County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 11, 1997, 9:55 PM CDT for Haskell County, Texas. It was in force for 50 min. 1 report 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
Jun 11, 1997, 9:55 PM CDT (02:55 UTC)
Expired
Jun 11, 1997, 10:45 PM CDT
In force
50 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Haskell County, TX

What was reported inside it

TimeReportWhereRemark
Jun 11, 10:10 PM CDTThunderstorm Wind 52Rule, 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.

IssuedProductOfficeLasted
Jun 11, 9:15 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.9 hours before the alert went out and 231 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.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 00:00Z on 1997-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1453 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 1997-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1453 J/kg
Mixed-layer CIN
-33 J/kg
Mixed-layer LCL
1604 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KFTW 120256 RRA
SVRFTW
TXC207-120345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
955 PM CDT WED JUN 11 1997
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL TEXAS
 
   ...HASKELL COUNTY
 
AT 955 PM ... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM 15 MILES WEST OF HASKELL. THIS STORM WAS MOVING EAST AT 30
MILES PER HOUR. WIND GUST OF 60 MILES PER HOUR CAN BE EXPECTED AS THE
STORMS PASSES.
 
THIS SEVERE THUNDERSTORM WILL PRODUCE DAMAGING WIND AND LARGE HAIL.
 
A TORNADO WATCH REMAINS IN EFFECT FOpR PARTS OF NORTH TEXAS.
SEVERE THUNDERSTORMS OCCASIONALLY PRODUCE TORNADOES WITH LITTLE
ADVANCE WARNING.  REMAIN ALERT TO RAPIDLY CHANGING WEATHER
CONDITIONS.

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, Jun 11, 4:25 PM CDT, 5 hours 30 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-120500-

SEVERE WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
425 PM CDT WED JUN 11 1997

...SLIGHT RISK OF SEVERE WEATHER FOR THE EXTREME NORTHWEST AND NORTH-
CENTRAL PORTIONS OF NORTH TEXAS TONIGHT...

THERE IS A SLIGHT RISK OF SEVERE WEATHER FOR THE NORTH-CENTRAL
SECTIONS OF NORTH TEXAS EARLY TONIGHT.  FARTHER WEST...THERE IS A
SLIGHT RISK OF SEVERE WEATHER FOR HASKELL AND THROCKMORTON COUNTIES
AFTER MIDNIGHT.

AN CLUSTER OF STRONG THUNDERSTORMS OVER CENTRAL OKLAHOMA SHOULD MOVE
INTO THE NORTH-CENTRAL SECTIONS OF NORTH TEXAS THIS EVENING.  THE
MAIN THREAT OF SEVERE WEATHER WITH THESE STORMS WILL BE HAIL AND
STRAIGHT LINE WINDS.

STRONG THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG A DRYLINE OVER THE
WEST TEXAS BY LATE AFTERNOON AND MAY MOVE INTO THE EXTREME WESTERN
SECTIONS OF NORTH TEXAS...THREATENING MAINLY HASKELL AND THROCKMORTON
COUNTIES LATER TONIGHT.  THE MAIN THREAT OF SEVERE WEATHER WITH
THESE STORMS WILL BE HAIL AND DOWNBURST WINDS.

ALTHOUGH THE FORMATION OF SUPERCELLS ARE NOT EXPECTED ACROSS THE RISK
AREAS TONIGHT...ISOLATED TORNADO ARE POSSIBLE.

EMERGENCY MANAGERS MAY BE REQUESTED TO ACTIVATED SPOTTER GROUPS IN
THE NORTH-CENTRAL RISK AREA EARLY THIS EVENING WHILE THOSE IN THE
EXTREME WESTERN AREAS MAY BE ACTIVATED BY 9 PM THIS EVENING.

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 11, 11:12 PM CDTSevere Thunderstorm WarningFWDStephens48 min
Jun 12, 3:20 PM CDTSevere Thunderstorm WarningFWDHopkins55 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.