Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 39, NWS Midland/Odessa, TX

May 11, 2001Ector County, Winkler County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 11, 2001, 6:47 PM CDT for Ector County, Winkler County, Texas. It was in force for 28 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 11, 2001, 6:47 PM CDT (23:47 UTC)
Expired: May 11, 2001, 7:15 PM CDT
In force: 28 min
Issued by: NWS Midland/Odessa, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Ector County, TX, Winkler County, TX

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 11, 5:30 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.8 hours before the alert went out and 52 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: 144 J/kg
Mixed-layer CIN: -507 J/kg
Mixed-layer LCL: 1951 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 116 m²/s²
0-3 km storm-relative helicity: 214 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 KMAF 112348
SVRMAF

TXC135-495-120015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
647 PM CDT FRI MAY 11 2001

THE MIDLAND/ODESSA NATIONAL WEATHER SERVICE OFFICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN ECTOR COUNTY IN SOUTHWEST TEXAS
  EASTERN WINKLER COUNTY IN SOUTHWEST TEXAS

* UNTIL 715 PM CDT

* AT 645 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  CLUSTER OF SEVERE THUNDERSTORMS OVER WESTERN ECTOR AND EXTREME 
  EASTERN WINKLER COUNTY.  THE STORMS WERE MOVING ERRATICALLY...BUT
  WAS GENERALLY TO THE SOUTHWEST AT 5 TO 10 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE...             
  NOTREES...GOLDSMITH...AND HIGHWAY 302.

HAIL TO THE SIZE OF DIMES OR LARGER AND WIND GUSTS TO 60 MPH CAN 
BE EXPECTED IN THE WARNED AREA.

LAT...LON 3194 10256 3205 10273 3205 10283 3198 10293
          3171 10295 3171 10271

DJK

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 8:52 PM CDT	Severe Thunderstorm Warning	MAF	Andrews, Gaines	53 min
May 10, 9:45 PM CDT	Severe Thunderstorm Warning	MAF	Andrews	45 min
May 11, 3:54 PM CDT	Severe Thunderstorm Warning	MAF	Andrews, Gaines	66 min
May 11, 5:24 PM CDT	Severe Thunderstorm Warning	MAF	Andrews	51 min
May 11, 6:09 PM CDT	Severe Thunderstorm Warning	MAF	Gaines	66 min
May 11, 6:12 PM CDT	Severe Thunderstorm Warning	MAF	Ector	33 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001 Every 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.