Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 48, NWS Midland/Odessa, TX

May 11, 2021Brewster County, Pecos County, Terrell County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 11, 2021, 5:50 PM CDT for Brewster County, Pecos County, Terrell County, Texas. It was in force for 55 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 11, 2021, 5:50 PM CDT (22:50 UTC)
Expired
May 11, 2021, 6:45 PM CDT
In force
55 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Brewster County, TX, Pecos County, TX, Terrell County, TX

The radar

The Midland/Odessa radar (KMAF), 184 km from the middle of the area, began a volume at 22:51 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 12:00Z, 10.8 hours before the alert went out and 185 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 12:00Z on 2021-05-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 104 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 12:00Z on 2021-05-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 393 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
104 J/kg
Mixed-layer CIN
-549 J/kg
Mixed-layer LCL
1015 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
393 m²/s²
0-3 km storm-relative helicity
416 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

350 
WUUS54 KMAF 112250
SVRMAF
TXC043-371-443-112345-
/O.NEW.KMAF.SV.W.0048.210511T2250Z-210511T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
550 PM CDT Tue May 11 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  South central Pecos County in southwestern Texas...
  Central Brewster County in southwestern Texas...
  Northwestern Terrell County in southwestern Texas...

* Until 645 PM CDT.

* At 549 PM CDT, a severe thunderstorm was located 23 miles northwest
  of Sanderson, moving east at 20 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
  south central Pecos, central Brewster and northwestern Terrell
  Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3020 10285 3043 10288 3060 10235 3023 10232
TIME...MOT...LOC 2249Z 262DEG 18KT 3034 10272 

HAIL...1.00IN
WIND...60MPH
 
$$

80
1 follow-up statement
974 
WWUS54 KMAF 112313
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
613 PM CDT Tue May 11 2021

TXC043-112322-
/O.CAN.KMAF.SV.W.0048.000000T0000Z-210511T2345Z/
Brewster TX-
613 PM CDT Tue May 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL BREWSTER COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3022 10281 3045 10280 3060 10235 3023 10232
      3020 10278
TIME...MOT...LOC 2312Z 306DEG 22KT 3027 10262 

$$

TXC371-443-112345-
/O.CON.KMAF.SV.W.0048.000000T0000Z-210511T2345Z/
Pecos TX-Terrell TX-
613 PM CDT Tue May 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR SOUTH CENTRAL PECOS AND NORTHWESTERN TERRELL COUNTIES...

At 612 PM CDT, a severe thunderstorm was located 15 miles northwest
of Sanderson, moving southeast at 25 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of south
central Pecos and northwestern Terrell Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3022 10281 3045 10280 3060 10235 3023 10232
      3020 10278
TIME...MOT...LOC 2312Z 306DEG 22KT 3027 10262 

HAIL...1.50IN
WIND...60MPH
 
$$

80

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 3:36 AM CDTHigh Wind WatchMAFCulberson11 hr
May 11, 4:22 AM CDTSevere Thunderstorm WarningMAFGaines53 min
May 11, 5:14 AM CDTSpecial Weather StatementMAFGaines46 min
May 11, 5:19 AM CDTAreal Flood AdvisoryMAFGaines3 hr
May 11, 5:44 AM CDTAreal Flood AdvisoryMAFGaines3 hr
May 11, 5:58 AM CDTSpecial Weather StatementMAFDawson47 min
May 11, 7:52 AM CDTSpecial Weather StatementMAFBorden38 min
May 11, 8:49 AM CDTSpecial Weather StatementMAFGlasscock41 min
May 11, 2:43 PM CDTHigh Wind WarningMAFCulberson19 hr
May 11, 4:08 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos, Terrell67 min
May 11, 4:40 PM CDTAreal Flood AdvisoryMAFBrewster, Terrell3 hr
May 11, 5:15 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos, Terrell60 min
May 11, 5:17 PM CDTSpecial Weather StatementMAFTerrell43 min
May 11, 5:39 PM CDTSpecial Weather StatementMAFPecos51 min
May 11, 6:16 PM CDTAreal Flood AdvisoryMAFPecos, Terrell3 hr
May 11, 6:21 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos, Terrell54 min

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.