Alert archive / Texas / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 39, NWS Midland/Odessa, TX

March 20, 2004Howard County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 20, 2004, 8:01 PM CST for Howard County, Texas. It was in force for 29 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
Mar 20, 2004, 8:01 PM CST (02:01 UTC)
Expired
Mar 20, 2004, 8:30 PM CST
In force
29 min
Issued by
NWS Midland/Odessa, TX
Area
Counties, with a storm outline in the text

County Howard County, TX

The radar

The Midland/Odessa radar (KMAF), 71 km from the middle of the area, began a volume at 02:02 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 nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 2.0 hours before the alert went out and 72 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, Midland Regional, TX at 00:00Z on 2004-03-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1698 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 00:00Z on 2004-03-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 square meters per square second.193958Sfc1 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
1698 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1944 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
25 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.5

Open this sounding in Storm Lab

The text

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

086 
WUUS54 KMAF 210201
SVRMAF
TXC227-210230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
801 PM CST SAT MAR 20 2004

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN HOWARD COUNTY IN WEST TEXAS

* UNTIL 830 PM CST

* AT 801 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A
  SEVERE THUNDERSTORM OVER BIG SPRING...MOVING WEST AT 25 MPH.

* SOME LOCATIONS AFFECTED BY THE STORM INCLUDE...
  BIG SPRING...SOUTH HAVEN...LUTHER...LOMAX...FAIRVIEW AND ELBOW

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

LAT...LON 3237 10170 3210 10169 3210 10132 3249 10135

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 20, 6:29 PM CSTSevere Thunderstorm WarningMAFMitchell61 min
Mar 20, 6:58 PM CSTSevere Thunderstorm WarningMAFHoward62 min
Mar 20, 8:05 PM CSTSevere Thunderstorm WarningMAFWinkler25 min
Mar 20, 8:18 PM CSTSevere Thunderstorm WarningMAFMartin42 min
Mar 20, 8:22 PM CSTSevere Thunderstorm WarningMAFLoving38 min
Mar 20, 9:04 PM CSTSevere Thunderstorm WarningMAFMidland56 min
Mar 20, 9:13 PM CSTSevere Thunderstorm WarningMAFAndrews47 min
Mar 20, 9:41 PM CSTSevere Thunderstorm WarningMAFEctor64 min
Mar 20, 9:56 PM CSTSevere Thunderstorm WarningMAFWinkler64 min
Mar 20, 11:00 PM CSTSevere Thunderstorm WarningMAFWinkler60 min

Nearby

Severe Thunderstorm Warnings in Texas, 2004Every severe thunderstorm warning in 2004

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.