Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS San Angelo, TX

October 26, 2021Sterling County, Texas

NWS San Angelo, TX issued this special weather statement at Oct 26, 2021, 10:21 PM CDT for Sterling County, Texas. It was in force for 39 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: Oct 26, 2021, 10:21 PM CDT (03:21 UTC)
Expired: Oct 26, 2021, 11:00 PM CDT
In force: 39 min
Issued by: NWS San Angelo, TX
Hail: 0.75 in
Wind: 40

County Sterling County, TX

The radar

The San Angelo radar (KSJT), 72 km from the middle of the area, began a volume at 03:22 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

Time	Report	Where	Remark
Oct 26, 10:35 PM CDT	TSTM WND GST 61	Sterling City, TX	MEASURED BY WEST TEXAS MESONET SITE AT STERLING CITY.

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, 3.4 hours before the alert went out and 108 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 4696 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 7 m²/s²
0-3 km storm-relative helicity: 98 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

780 
WWUS84 KSJT 270321
SPSSJT

Special Weather Statement
National Weather Service San Angelo TX
1021 PM CDT Tue Oct 26 2021
 
TXZ064-065-072-270400-
Tom Green TX-Coke TX-Sterling TX-
1021 PM CDT Tue Oct 26 2021

...A strong thunderstorm will impact portions of western Coke,
Sterling and northwestern Tom Green Counties through 1100 PM CDT...

At 1021 PM CDT, Doppler radar was tracking a strong thunderstorm 15
miles southwest of Sterling City, moving northeast at 40 mph.

HAZARD...Winds in excess of 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects. Minor damage to outdoor objects is 
         possible.

Locations impacted include...
Sterling City, Silver, Broome and Us-87 Near The Coke-
Tom Green County Line.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

A Severe Thunderstorm Watch remains in effect until 300 AM CDT for
west central Texas.

&&

LAT...LON 3192 10127 3209 10105 3208 10067 3169 10068
      3153 10114 3153 10126 3154 10126
TIME...MOT...LOC 0321Z 245DEG 35KT 3175 10122 

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

$$

JW

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 26, 10:12 PM CDT	Special Weather Statement	SJT	Fisher	48 min
Oct 26, 10:33 PM CDT	Severe Thunderstorm Warning	SJT	Irion, Sterling, Tom Green	42 min
Oct 26, 10:43 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Nolan, Sterling	47 min
Oct 26, 11:00 PM CDT	Severe Thunderstorm Warning	SJT	Coke, Irion, Sterling, Tom Green	45 min
Oct 26, 11:02 PM CDT	Severe Thunderstorm Warning	SJT	Fisher, Jones, Nolan, Taylor	43 min
Oct 26, 11:19 PM CDT	Special Weather Statement	SJT	Haskell	41 min
Oct 26, 11:36 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Jones, Shackelford, Taylor	39 min
Oct 26, 11:44 PM CDT	Severe Thunderstorm Warning	SJT	Irion, Tom Green	46 min
Oct 26, 11:50 PM CDT	Severe Thunderstorm Warning	SJT	Callahan, Coleman, Runnels, Taylor, Tom Green	55 min
Oct 26, 11:52 PM CDT	Severe Thunderstorm Warning	SJT	Jones, Shackelford	53 min
Oct 27, 12:11 AM CDT	Special Weather Statement	SJT	Throckmorton	34 min
Oct 27, 12:17 AM CDT	Severe Thunderstorm Warning	SJT	Callahan, Jones, Shackelford, Taylor	58 min
Oct 27, 12:45 AM CDT	Special Weather Statement	SJT	Brown, Coleman	45 min
Oct 27, 12:57 AM CDT	Special Weather Statement	SJT	Concho	48 min
Oct 27, 2:20 PM CDT	Wind Advisory	SJT	Brown, Callahan, Coke, Coleman, Concho, Fisher and 10 more	28 hr

Nearby

Special Weather Statements in Texas, 2021 Every special weather statement 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.