Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 91, NWS Lubbock, TX

May 24, 1997Briscoe County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at May 24, 1997, 6:24 PM CDT for Briscoe County, Texas. It was in force for 46 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 24, 1997, 6:24 PM CDT (23:24 UTC)
Expired: May 24, 1997, 7:10 PM CDT
In force: 46 min
Issued by: NWS Lubbock, TX
Area: Whole counties

County Briscoe County, TX

The radar

The Amarillo radar (KAMA), 91 km from the middle of the area, began a volume at 23:26 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 24, 3:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 11.4 hours before the alert went out and 90 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 224 J/kg
Mixed-layer CIN: -193 J/kg
Mixed-layer LCL: 1069 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 186 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBB 242324 RRA
SVRLBB
TXC045-250010-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
624 PM CDT SAT MAY 24 1997

THE NATIONAL WEATHER SERVICE IN LUBBOCK TX HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 710 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN THE TEXAS PANHANDLE

   ...BRISCOE COUNTY
 
AT 622 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY LUBBOCK
DOPPLER RADAR 14 MILES NORTH NORTHEAST OF SILVERTON MOVING
NORTHEAST AT 25 MPH.

THIS STORM IS EXPECTED TO REMAIN IN RURAL AREAS.

ANOTHER POTENTIALLY SEVERE THUNDERSTORM WAS LOCATED JUST WEST OF
CAPROCK CANYON STATE PARK...ALSO MOVING TO THE NORTHEAST AT 25 MPH.

WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS
PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.



GW/TT

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 24, 3:42 PM CDT, 2 hours 42 minutes before

TXZ021>025-027>031-033>037-039>043-242245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
342 PM CDT SAT MAY 24 1997

...SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 9 PM CDT FOR ALL OF
   THE SOUTH PLAINS AND PORTIONS OF THE LOW ROLLING PLAINS AND
   EXTREME SOUTHERN TEXAS PANHANDLE...

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A SEVERE
THUNDERSTORM WATCH FOR THE FOLLOWING WEST TEXAS COUNTIES...
PARMER-CASTRO-SWISHER-BRISCOE-HALL-BAILEY-LAMB-HALE-FLOYD-MOTLEY-
COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-YOAKUM-KENT-TERRY-LYNN AND
GARZA COUNTIES.

SOME CITIES AND COMMUNITIES INCLUDED IN THE SEVERE THUNDERSTORM WATCH
INCLUDE LUBBOCK-PLAINVIEW-FLOYDADA-DICKENS-TULIA-TAHOKA-DENVER CITY-
LEVELLAND-LITTLEFIELD-DIMMITT-MULESHOE AND FRIONA.

A DRYLINE LOCATED OVER THE WESTERN SOUTH PLAINS IS COMBINING WITH A
VERY UNSTABLE AIRMASS AND DAYTIME HEATING TO CREATE THE POTENTIAL
FOR SEVERE THUNDERSTORMS LATE THIS AFTERNOON AND EARLY THIS
EVENING...WITH LARGE HAIL AND DAMAGING WIND POSSIBLE.  THUNDERSTORMS
ARE EXPECTED TO DIMINISH LATER TONIGHT AFTER SUNSET.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE WEATHER IS
POSSIBLE.  IT DOES NOT MEAN SEVERE WEATHER IS OCCURRING OR IS
IMMINENT.

RESIDENTS SHOULD REMAIN ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS
AND CONTINUE TO MONITOR YOUR NOAA WEATHER RADIO...COMMERCIAL OR CABLE
TELEVISION...OR LOCAL RADIO FOR ADDITIONAL INFORMATION OR POSSIBLE
WARNINGS.

EOS

The office that day

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

Issued	Product	Office	Counties	Lasted
May 23, 8:17 PM CDT	Flash Flood Warning	LUB	Motley	118 min
May 24, 4:47 PM CDT	Severe Thunderstorm Warning	LUB	Crosby	63 min
May 24, 5:47 PM CDT	Severe Thunderstorm Warning	LUB	Crosby	63 min
May 24, 6:13 PM CDT	Severe Thunderstorm Warning	LUB	Garza	47 min
May 24, 6:53 PM CDT	Severe Thunderstorm Warning	LUB	Hall	62 min

Nearby

Severe Thunderstorm Warnings in Texas, 1997 Every 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.