Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 1, NWS Amarillo, TX

February 22, 2000Lipscomb County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Feb 22, 2000, 4:39 PM CST for Lipscomb County, Texas. It was in force for 51 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Feb 22, 2000, 4:39 PM CST (22:39 UTC)
Expired
Feb 22, 2000, 5:30 PM CST
In force
51 min
Issued by
NWS Amarillo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Lipscomb County, TX

The watch it was issued in

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

IssuedProductOfficeLasted
Feb 22, 2:30 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 10.7 hours before the alert went out and 170 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, Amarillo Airport, TX at 12:00Z on 2000-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 60 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, Amarillo Airport, TX at 12:00Z on 2000-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939587897Sfc1 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
60 J/kg
Mixed-layer CIN
-231 J/kg
Mixed-layer LCL
1298 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
-128 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KAMA 222240
SVRAMA
TXC295-222330-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
439 PM CST TUE FEB 22 2000

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LIPSCOMB COUNTY IN THE TEXAS PANHANDLE

* UNTIL 530 PM CST

* AT 439 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF LIPSCOMB...MOVING
  NORTHEAST AT 20 MPH.

* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
  LIPSCOMB AND FOLLETT

LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.

LAT...LON 3620 10049 3607 10033 3632 9999 3648 10019

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 Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 22, 2:23 PM CST, 2 hours 16 minutes earlier.

Area forecast discussion, Feb 22, 2:23 PM CST, 2 hours 16 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
223 PM CST TUE FEB 22 2000

AS OF 19Z...DRYLINE IS MIXING OVER INTO THE EASTERN ZONES AND
EXTENDS FROM APPROXIMATELY LIBERAL TO PAMPA TO CLARENDON. DRYLINE
WILL SLOWLY MIX EASTWARD THROUGH THE REMAINDER OF THIS AFTERNOON INTO
WESTERN OKLAHOMA. POTENT NEGATIVELY TILTED UPPER LEVEL SHORTWAVE OVER
CENTRAL NEW MEXICO WILL ALSO MOVE OVER WEST TEXAS EARLY THIS
EVENING. SURFACE DEW POINTS HAVE REACHED THE LOWER 60S OVER EXTREME
EASTERN ZONES. APPEARS SEVERE WEATHER WILL BE POSSIBLE ALONG AND
CLOSE TO THE DRYLINE WITH LARGE HAIL THE PRIMARY THREAT. PER
COORDINATION WITH SPC WILL INCLUDE EXTREME EASTERN COUNTIES IN WS45
FROM BEAVER TO COLLINGSWORTH.

OTHERWISE...SHORTWAVE RIDGING EXPECTED ON WEDNESDAY. HAVE DECIDED TO
INCLUDE SLIGHT CHANCE TO LOW CHANCE POPS OVER THE EASTERN ZONES FOR
THURSDAY AS NEXT SYSTEM WILL BEGIN TO DESTABILIZE OUR AREA COURTESY
OF ACTIVE SOUTHERN STREAM. EXTENDED PERIODS OF FORECAST LOOKS IN LINE
AND WONT MAKE ANY CHANGES.

.AMA...
TX...NONE.
OK...NONE.

SLATTERY

Nearby

Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000

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.