Alert archive / Texas / Tornado Warnings in 2003

Tornado Warning 19, NWS Amarillo, TX

May 15, 2003Hansford County, Texas; Texas County, Oklahoma

NWS Amarillo, TX issued this tornado warning at May 15, 2003, 8:14 PM CDT for Hansford County, Texas; Texas County, Oklahoma. It was in force for 61 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 15, 2003, 8:14 PM CDT (01:14 UTC)
Expired
May 15, 2003, 9:15 PM CDT
In force
61 min
Issued by
NWS Amarillo, TX
Area
Counties, with a storm outline in the text

Counties Texas County, OK, Hansford County, TX

The radar

The Amarillo radar (KAMA), 135 km from the middle of the area, began a volume at 01:18 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.

IssuedProductOfficeLasted
May 15, 6:50 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 1.2 hours before the alert went out and 135 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 00:00Z on 2003-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2687 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 00:00Z on 2003-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 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
2687 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
1311 m above ground
0-6 km bulk shear
82 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
482 m²/s²
Significant tornado parameter
4.0
Supercell composite
19.9

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KAMA 160113
TORAMA
TXC129-179-483-160215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
812 PM CDT THU MAY 15 2003

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN GRAY COUNTY IN THE PANHANDLE OF TEXAS
  WHEELER COUNTY IN THE PANHANDLE OF TEXAS
  NORTHEASTERN DONLEY COUNTY IN THE PANHANDLE OF TEXAS

* UNTIL 915 PM CDT

* AT 812 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE MOST DANGEROUS
  PORTION OF THE STORM WAS LOCATED 6 MILES SOUTHEAST OF MCLEAN...OR
  ABOUT 17 MILES WEST OF SHAMROCK...MOVING NORTHEAST AT 20 MPH.

* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
  SHAMROCK...WHEELER...TWITTY...MCLEAN...LELA AND KELLERVILLE

A TORNADO MAY FORM AT ANY TIME-TAKE COVER NOW ABANDON MOBILE HOMES
AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS.

LAT...LON 3521 10001 3519 10052 3510 10054 3506 10071
          3531 10068 3561 10002

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 7:24 PM CDTTornado WarningAMAMoore, Sherman66 min
May 15, 7:46 PM CDTTornado WarningAMADonley29 min
May 15, 7:48 PM CDTTornado WarningAMACarson, Hutchinson57 min
May 15, 7:51 PM CDTTornado WarningAMAArmstrong54 min
May 15, 8:13 PM CDTTornado WarningAMADonley, Gray, Wheeler62 min
May 15, 8:26 PM CDTTornado WarningAMAMoore, Sherman64 min
May 15, 8:43 PM CDTSevere Thunderstorm WarningAMAArmstrong, Donley47 min
May 15, 8:45 PM CDTTornado WarningAMAHutchinson60 min
May 15, 9:01 PM CDTTornado WarningAMACarson44 min
May 15, 9:06 PM CDTTornado WarningAMADonley, Gray39 min
May 15, 9:12 PM CDTTornado WarningAMAOchiltree63 min
May 15, 9:21 PM CDTTornado WarningAMAHansford54 min
May 15, 9:30 PM CDTTornado WarningAMARoberts60 min
May 15, 9:36 PM CDTSevere Thunderstorm WarningAMAArmstrong39 min
May 15, 9:44 PM CDTTornado WarningAMAGray, Wheeler61 min
May 15, 9:46 PM CDTSevere Thunderstorm WarningAMACarson29 min
May 15, 10:08 PM CDTTornado WarningAMADonley67 min
May 15, 10:14 PM CDTSevere Thunderstorm WarningAMAOchiltree61 min
May 15, 10:43 PM CDTTornado WarningAMAGray, Wheeler62 min
May 15, 11:03 PM CDTTornado WarningAMACollingsworth57 min
May 15, 11:45 PM CDTSevere Thunderstorm WarningAMAWheeler30 min
May 15, 7:14 PM CDTTornado WarningAMATexas61 min
May 15, 8:00 PM CDTTornado WarningAMACimarron60 min
May 15, 9:04 PM CDTTornado WarningAMABeaver56 min
May 15, 9:57 PM CDTTornado WarningAMABeaver63 min

Nearby

Tornado Warnings in Texas, 2003Tornado Warnings in Oklahoma, 2003Every tornado warning in 2003Tornadoes in 2003

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.