Alert archive / Texas / Wind Advisories in 2021

Wind Advisory 11, NWS San Angelo, TX

December 15, 202116 counties in Texas

NWS San Angelo, TX issued this wind advisory at Dec 15, 2021, 9:50 AM CST for 16 counties in Texas. It took effect at Dec 15, 2021, 10:00 AM CST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Dec 15, 2021, 9:50 AM CST (15:50 UTC)
In effect from
Dec 15, 2021, 10:00 AM CST
Expired
Dec 15, 2021, 3:00 PM CST
In force
5 hr
Issued by
NWS San Angelo, TX

Counties Brown County, TX, Callahan County, TX, Coke County, TX, Coleman County, TX, Concho County, TX, Fisher County, TX, Haskell County, TX, Irion County, TX, Jones County, TX, Nolan County, TX, Runnels County, TX, Shackelford County, TX, Sterling County, TX, Taylor County, TX, Throckmorton County, TX, Tom Green County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 3.8 hours before the alert went out and 211 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 2021-12-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 2021-12-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 323 square meters per square second.19395878Sfc1 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
10 J/kg
Mixed-layer CIN
-541 J/kg
Mixed-layer LCL
1753 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
323 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

413 
WWUS74 KSJT 151550
NPWSJT

URGENT - WEATHER MESSAGE
National Weather Service San Angelo TX
950 AM CST Wed Dec 15 2021

TXZ049-054-064>066-071>073-098-099-113-114-127-128-139-140-152100-
/O.NEW.KSJT.WI.Y.0011.211215T1600Z-211215T2100Z/
Fisher-Nolan-Sterling-Coke-Runnels-Irion-Tom Green-Concho-Haskell-
Throckmorton-Jones-Shackelford-Taylor-Callahan-Coleman-Brown-
Including the cities of Gannon, Sweetwater, Broome, 
Sterling City, Robert Lee, Sanco, Silver, Bronte, Tennyson, 
Ballinger, Benoit, Hatchel, Rowena, Crews, Winters, Pumphrey, 
Barnhart, Arden, Mertzon, Sherwood, Carlsbad, San Angelo, Wall, 
Eden, Live Oak, Lowake, Irby, Haskell, Throckmorton, Woodson, 
Stamford, Stith, Anson, Funston, Truby, Tuxedo, Hamlin, Albany, 
Abilene, Clyde, Eula, Dudley, Baird, Cross Plains, Coleman, Echo,
Fisk, Valera, Voss, Trickham, Brownwood, and Indian Creek
950 AM CST Wed Dec 15 2021

...WIND ADVISORY IN EFFECT UNTIL 3 PM CST THIS AFTERNOON...

* WHAT...South to southwest winds 20 to 35 mph with gusts up to 45 
  mph expected.

* WHERE...Portions of west central Texas.

* WHEN...Until 3 PM CST this afternoon.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 30 to 39 mph with higher
gusts are occurring or expected. Winds this strong can knock down
tree limbs and make driving difficult, especially for high
profile vehicles. Secure loose outdoor objects.

&&

$$

Nearby

Wind Advisories in Texas, 2021Every wind advisory 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.