Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 57, NWS Amarillo, TX

May 17, 2001Texas County, Oklahoma

NWS Amarillo, TX issued this severe thunderstorm warning at May 17, 2001, 1:06 AM CDT for Texas County, Oklahoma. It was in force for 54 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
May 17, 2001, 1:06 AM CDT (06:06 UTC)
Expired
May 17, 2001, 2:00 AM CDT
In force
54 min
Issued by
NWS Amarillo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Texas County, OK

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 6.1 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, Dodge City, at 00:00Z on 2001-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1537 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, Dodge City, at 00:00Z on 2001-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
1537 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
2273 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
12 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.

868 
WUUS54 KAMA 170607
SVRAMA
OKC139-170700-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
106 AM CDT THU MAY 17 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN TEXAS COUNTY IN THE OKLAHOMA PANHANDLE

* UNTIL 200 AM CDT

* AT 106 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A LINE OF SEVERE THUNDERSTORMS FROM 11 MILES NORTH OF GUYMON TO    
  9 MILES SOUTH OF GUYMON...MOVING EAST AT 20 MPH.

* SOME LOCATIONS AFFECTED BY THESE STORMS INCLUDE...
  GUYMON...ADAMS...BAKER...GOODWELL...HARDESTY...HOOKER...HOUGH...
  OPTIMA AND TYRONE

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

LAT...LON 3700 10168 3651 10170 3651 10096 3700 10096

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 May 16, 10:10 PM CDT, 2 hours 56 minutes earlier.

Area forecast discussion, May 16, 10:10 PM CDT, 2 hours 56 minutes before
TEXAS/OKLAHOMA PANHANDLES FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AMARILLO TX
1010 PM CDT WED MAY 16 2001

ISSUED UPDT TO NRN ZONES...CALLING FOR AREAL QUALIFIERS FOR RW/TRW IN
OK PNHDL AND NWRN TX PNHDL.  BOOSTED POPS UP A NOTCH IN N-CNTRL AND
NERN TX PNHDL ALSO.  88D INDCS CONTG DVLPMT OF CNVTN ALG AND AHD OF
PRE-FRONTAL TROF.  MODELS INDC THAT H5 VOT MAX WL TRAVERSE NRN ZNS
TNGT AS TROF AND CDFNT MOV THRU...SO ACTIVITY SHOULD PRST AFT MDNT.
NO CHANGES TO LATER PDS.  03

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

COCKRELL/BROYLES

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 6:24 PM CDTSevere Thunderstorm WarningAMACimarron66 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2001Every severe thunderstorm warning in 2001

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.