Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 12, NWS Midland/Odessa, TX

March 13, 2021Glasscock County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 13, 2021, 6:08 PM CST for Glasscock County, Texas. It was in force for 37 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 13, 2021, 6:08 PM CST (00:08 UTC)
Expired
Mar 13, 2021, 6:45 PM CST
In force
37 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Hail
1.75 in
Wind
70.0 mph

County Glasscock County, TX

The radar

The Midland/Odessa radar (KMAF), 74 km from the middle of the area, began a volume at 00:11 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 13, 3:23 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 0.1 hours before the alert went out and 75 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 2021-03-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-03-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -33 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3140 m above ground
0-6 km bulk shear
93 kt
0-1 km storm-relative helicity
-33 m²/s²
0-3 km storm-relative helicity
380 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

584 
WUUS54 KMAF 140008
SVRMAF
TXC173-140045-
/O.NEW.KMAF.SV.W.0012.210314T0008Z-210314T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
608 PM CST Sat Mar 13 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  Eastern Glasscock County in western Texas...

* Until 645 PM CST.

* At 608 PM CST, a severe thunderstorm was located 7 miles south of
  Garden City, moving northeast at 45 mph.

  HAZARD...Golf ball size hail and 70 mph wind gusts.

  SOURCE...Trained weather spotters.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Garden City and Saint Lawrence. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CST for western
Texas.

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.

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

&&

LAT...LON 3166 10145 3174 10163 3204 10144 3207 10127
      3176 10127
TIME...MOT...LOC 0008Z 227DEG 37KT 3176 10145 

HAIL...1.75IN
WIND...70MPH
 
$$

29
1 follow-up statement
765 
WWUS54 KMAF 140024
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
624 PM CST Sat Mar 13 2021

TXC173-140045-
/O.CON.KMAF.SV.W.0012.000000T0000Z-210314T0045Z/
Glasscock TX-
624 PM CST Sat Mar 13 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CST
FOR NORTHEASTERN GLASSCOCK COUNTY...

At 623 PM CST, a severe thunderstorm was located 10 miles east of
Garden City, moving northeast at 45 mph.

HAZARD...Golf ball size hail and 70 mph wind gusts.

SOURCE...Trained weather spotters.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

This severe thunderstorm will remain over mainly rural areas of
northeastern Glasscock County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CST for western
Texas.

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

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.

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

&&

LAT...LON 3176 10139 3184 10144 3202 10144 3207 10127
      3176 10127
TIME...MOT...LOC 0023Z 227DEG 37KT 3187 10131 

HAIL...1.75IN
WIND...70MPH
 
$$

29

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 13, 6:12 PM CSTSevere Thunderstorm WarningMAFHoward, Mitchell, Scurry48 min
Mar 13, 6:15 PM CSTSevere Thunderstorm WarningMAFGlasscock, Reagan, Upton45 min
Mar 13, 6:21 PM CSTSpecial Weather StatementMAFPecos, Upton39 min
Mar 13, 6:36 PM CSTSevere Thunderstorm WarningMAFCrane, Pecos, Upton39 min
Mar 13, 6:55 PM CSTSevere Thunderstorm WarningMAFMitchell, Scurry50 min
Mar 13, 7:02 PM CSTSpecial Weather StatementMAFReagan43 min
Mar 13, 7:25 PM CSTSevere Thunderstorm WarningMAFReagan, Upton65 min
Mar 14, 1:56 AM CSTWind AdvisoryMAFAndrews, Borden, Brewster, Crane, Dawson, Ector and 13 more19 hr
Mar 14, 4:11 AM CDTRed Flag WarningMAFBrewster, Culberson, Jeff Davis, Loving, Pecos, Presidio and 3 more17 hr
Mar 14, 1:47 PM CDTHigh Wind WatchMAFCulberson24 hr
Mar 14, 2:21 PM CDTFire Weather WatchMAFCulberson13 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.