Alert archive / Texas / Tornado Warnings in 2001

Tornado Warning 4, NWS San Angelo, TX

May 17, 2001Haskell County, Texas

NWS San Angelo, TX issued this tornado warning at May 17, 2001, 8:19 PM CDT for Haskell County, Texas. It was in force for 26 min. 1 report came from 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, with what was reported inside it.

The facts

Issued
May 17, 2001, 8:19 PM CDT (01:19 UTC)
Expired
May 17, 2001, 8:45 PM CDT
In force
26 min
Issued by
NWS San Angelo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Haskell County, TX

What was reported inside it

TimeReportWhereRemark
May 17, 8:30 PM CDTHail 1.75Rule, TXHail up to the size of golf balls fell in the community of Rule for at least 15 minutes, as a severe storm remained nearly stationary across western Haskell County.

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 nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 1.3 hours before the alert went out and 246 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 2001-05-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2160 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 2001-05-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 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
2160 J/kg
Mixed-layer CIN
-170 J/kg
Mixed-layer LCL
1350 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
155 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 
WFUS54 KSJT 180120
TORSJT

TXC207-180145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
819 PM CDT THU MAY 17 2001

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* TORNADO WARNING FOR...
  HASKELL COUNTY IN NORTH CENTRAL TEXAS

* UNTIL 845 PM CDT

* AT 817 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A DEVELOPING TORNADO 3 MILES NORTHWEST OF RULE...OR ABOUT 11 MILES 
  WEST OF HASKELL...MOVING SOUTHEAST AT 5 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  RULE AT 830 PM CDT
   
LAT...LON 3329 9993 3320 9998 3307 9994 3311 9967

The office that day

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

IssuedProductOfficeCountiesLasted
May 17, 7:14 PM CDTSevere Thunderstorm WarningSJTHaskell46 min
May 17, 7:56 PM CDTSevere Thunderstorm WarningSJTHaskell49 min
May 17, 8:42 PM CDTSevere Thunderstorm WarningSJTHaskell48 min

Nearby

Tornado Warnings in Texas, 2001Every tornado warning in 2001Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.