Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 295, NWS Midland/Odessa, TX

July 11, 2021Andrews County, Ector County, Midland County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Jul 11, 2021, 7:58 PM CDT for Andrews County, Ector County, Midland County, Texas. It was in force for 62 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 11, 2021, 7:58 PM CDT (00:58 UTC)
Expired
Jul 11, 2021, 9:00 PM CDT
In force
62 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Andrews County, TX, Ector County, TX, Midland County, TX

The radar

The Midland/Odessa radar (KMAF), 26 km from the middle of the area, began a volume at 01:01 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.

What was reported inside it

TimeReportWhereRemark
Jul 11, 8:04 PM CDTHAIL 1Gardendale, TXPEA TO QUARTER SIZE HAIL.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 1.0 hours before the alert went out and 25 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 2021-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1782 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 2021-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
1782 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
1445 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

397 
WUUS54 KMAF 120058
SVRMAF
TXC003-135-329-120200-
/O.NEW.KMAF.SV.W.0295.210712T0058Z-210712T0200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
758 PM CDT Sun Jul 11 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  Ector County in western Texas...
  Southeastern Andrews County in western Texas...
  West central Midland County in western Texas...

* Until 900 PM CDT.

* At 757 PM CDT, a severe thunderstorm was located 11 miles north of
  Odessa, moving southwest 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.

* Locations impacted include...
  Odessa, West Odessa, Odessa Schlemeyer Field, Penwell and Pleasant
  Farms.

This includes Interstate 20 between mile markers 99 and 123.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

&&

LAT...LON 3212 10245 3207 10226 3167 10228 3166 10255
      3180 10277
TIME...MOT...LOC 0057Z 029DEG 15KT 3204 10239 

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

89
1 follow-up statement
250 
WWUS54 KMAF 120137
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
837 PM CDT Sun Jul 11 2021

TXC003-120146-
/O.CAN.KMAF.SV.W.0295.000000T0000Z-210712T0200Z/
Andrews TX-
837 PM CDT Sun Jul 11 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ANDREWS 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 3197 10227 3167 10228 3166 10255 3183 10271
      3209 10248 3209 10239 3204 10231 3200 10226
TIME...MOT...LOC 0136Z 012DEG 10KT 3195 10239 

$$

TXC135-329-120200-
/O.CON.KMAF.SV.W.0295.000000T0000Z-210712T0200Z/
Ector TX-Midland TX-
837 PM CDT Sun Jul 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM CDT
FOR ECTOR AND WEST CENTRAL MIDLAND COUNTIES...

At 836 PM CDT, a severe thunderstorm was located near Odessa, moving
south 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.

Locations impacted include...
Odessa, West Odessa, Odessa Schlemeyer Field, Penwell and Pleasant
Farms.

This includes Interstate 20 between mile markers 100 and 123.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Heavy rainfall is occurring with this storm, and may lead to flash 
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3197 10227 3167 10228 3166 10255 3183 10271
      3209 10248 3209 10239 3204 10231 3200 10226
TIME...MOT...LOC 0136Z 012DEG 10KT 3195 10239 

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

89

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 11, 7:50 PM CDTSpecial Weather StatementMAFEctor40 min
Jul 11, 8:06 PM CDTAreal Flood AdvisoryMAFEctor3 hr
Jul 11, 8:34 PM CDTSpecial Weather StatementMAFCrane41 min
Jul 12, 3:29 AM CDTAreal Flood AdvisoryMAFBrewster3 hr
Jul 12, 9:04 AM CDTAreal Flood AdvisoryMAFBrewster, Pecos, Terrell3 hr
Jul 12, 10:06 AM CDTFlash Flood WarningMAFPecos, Terrell3 hr
Jul 12, 5:06 PM CDTSpecial Weather StatementMAFGlasscock, Howard39 min
Jul 12, 6:25 PM CDTAreal Flood AdvisoryMAFAndrews, Gaines3 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.