Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 304, NWS Midland/Odessa, TX

August 19, 2021Glasscock County, Midland County, Reagan County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Aug 19, 2021, 7:24 PM CDT for Glasscock County, Midland County, Reagan County, Texas. It was in force for 66 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
Aug 19, 2021, 7:24 PM CDT (00:24 UTC)
Expired
Aug 19, 2021, 8:30 PM CDT
In force
66 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Glasscock County, TX, Midland County, TX, Reagan County, TX

The radar

The Midland/Odessa radar (KMAF), 51 km from the middle of the area, began a volume at 00:26 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

Del Rio, TX (KDRT), launched 00:00Z, 0.4 hours before the alert went out and 274 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, Del Rio, TX at 00:00Z on 2021-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2026 joules per kilogram.LCLEL10008507005003002001001 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, Del Rio, TX at 00:00Z on 2021-08-20The 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
2026 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1877 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
10 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

054 
WUUS54 KMAF 200024
SVRMAF
TXC173-329-383-200130-
/O.NEW.KMAF.SV.W.0304.210820T0024Z-210820T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
724 PM CDT Thu Aug 19 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  Southwestern Glasscock County in western Texas...
  Southeastern Midland County in western Texas...
  Northwestern Reagan County in western Texas...

* Until 830 PM CDT.

* At 724 PM CDT, a severe thunderstorm was located 19 miles southwest
  of Garden City, moving north at 15 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  southwestern Glasscock, southeastern Midland and northwestern
  Reagan Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Midland.

&&

LAT...LON 3188 10153 3158 10168 3158 10177 3159 10178
      3165 10177 3165 10181 3188 10194
TIME...MOT...LOC 0024Z 160DEG 14KT 3167 10174 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

44
1 follow-up statement
165 
WWUS54 KMAF 200038
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
738 PM CDT Thu Aug 19 2021

TXC173-329-383-200130-
/O.CON.KMAF.SV.W.0304.000000T0000Z-210820T0130Z/
Glasscock TX-Midland TX-Reagan TX-
738 PM CDT Thu Aug 19 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR SOUTHWESTERN GLASSCOCK...SOUTHEASTERN MIDLAND AND NORTHWESTERN
REAGAN COUNTIES...

At 738 PM CDT, a severe thunderstorm was located 18 miles southwest
of Garden City, moving north at 10 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
southwestern Glasscock, southeastern Midland and northwestern Reagan
Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Midland.

&&

LAT...LON 3188 10153 3158 10168 3158 10177 3159 10178
      3165 10177 3165 10181 3188 10194
TIME...MOT...LOC 0038Z 178DEG 7KT 3168 10170 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

44

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 7:05 PM CDTAreal Flood AdvisoryMAFPecos3 hr
Aug 19, 7:21 PM CDTSpecial Weather StatementMAFBrewster24 min
Aug 19, 8:26 PM CDTAreal Flood AdvisoryMAFBrewster5 hr
Aug 20, 1:07 PM CDTAreal Flood AdvisoryMAFJeff Davis113 min
Aug 20, 1:21 PM CDTSpecial Weather StatementMAFJeff Davis39 min
Aug 20, 2:28 PM CDTAreal Flood AdvisoryMAFJeff Davis2 hr
Aug 20, 2:30 PM CDTSpecial Weather StatementMAFJeff Davis45 min
Aug 20, 3:18 PM CDTAreal Flood AdvisoryMAFJeff Davis3 hr
Aug 20, 4:25 PM CDTAreal Flood AdvisoryMAFPecos3 hr
Aug 20, 4:28 PM CDTFlash Flood WarningMAFPresidio3 hr
Aug 20, 4:47 PM CDTFlash Flood WarningMAFPecos3 hr
Aug 20, 6:00 PM CDTSpecial Weather StatementMAFCrockett45 min
Aug 20, 6:23 PM CDTSpecial Weather StatementMAFScurry52 min
Aug 20, 6:24 PM CDTSpecial Weather StatementMAFAndrews36 min
Aug 20, 6:33 PM CDTAreal Flood AdvisoryMAFBorden, Scurry3 hr
Aug 20, 6:44 PM CDTAreal Flood AdvisoryMAFCrane, Pecos3 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning in 2021

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.