Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 319, NWS Midland/Odessa, TX

October 1, 2021Brewster County, Presidio County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Oct 1, 2021, 5:53 PM CDT for Brewster County, Presidio County, Texas. It was in force for 16 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: Oct 1, 2021, 5:53 PM CDT (22:53 UTC)
Expired: Oct 1, 2021, 6:09 PM CDT
In force: 16 min
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Brewster County, TX, Presidio County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 10.9 hours before the alert went out and 253 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 133 J/kg
Mixed-layer CIN: -141 J/kg
Mixed-layer LCL: 574 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: -13 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

518 
WUUS54 KMAF 012253
SVRMAF
TXC043-377-012345-
/O.NEW.KMAF.SV.W.0319.211001T2253Z-211001T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
553 PM CDT Fri Oct 1 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  West central Brewster County in southwestern Texas...
  Northeastern Presidio County in southwestern Texas...

* Until 645 PM CDT.

* At 553 PM CDT, a severe thunderstorm was located 15 miles southeast
  of Marfa, moving southeast at 20 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.

* Locations impacted include...
  Elephant Mountain and Elephant Mountain Wildlife Management Area. 

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.

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

&&

LAT...LON 3012 10395 3026 10386 3016 10340 2988 10360
TIME...MOT...LOC 2253Z 297DEG 19KT 3017 10383 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

29

1 follow-up statement

298 
WWUS54 KMAF 012309
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
609 PM CDT Fri Oct 1 2021

TXC043-377-012319-
/O.CAN.KMAF.SV.W.0319.000000T0000Z-211001T2345Z/
Brewster TX-Presidio TX-
609 PM CDT Fri Oct 1 2021

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL BREWSTER AND
NORTHEASTERN PRESIDIO COUNTIES IS CANCELLED...
        
The storm which prompted the warning has moved out of the area.
However small hail is still possible with this thunderstorm.

LAT...LON 3012 10395 3026 10386 3016 10340 2988 10360
TIME...MOT...LOC 2308Z 297DEG 19KT 3013 10374 

$$

29

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 30, 7:08 PM CDT	Severe Thunderstorm Warning Considerable damage threat	MAF	Terrell	32 min
Sep 30, 7:51 PM CDT	Special Weather Statement	MAF	Terrell	39 min
Sep 30, 8:12 PM CDT	Special Weather Statement	MAF	Jeff Davis	48 min
Oct 1, 5:38 PM CDT	Special Weather Statement	MAF	Presidio	52 min
Oct 1, 5:50 PM CDT	Special Weather Statement	MAF	Terrell	40 min
Oct 1, 6:07 PM CDT	Severe Thunderstorm Warning	MAF	Brewster, Presidio	39 min
Oct 1, 6:18 PM CDT	Special Weather Statement	MAF	Yoakum	57 min
Oct 1, 6:30 PM CDT	Special Weather Statement	MAF	Terrell	30 min

Nearby

Severe Thunderstorm Warnings in Texas, 2021 Every 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.