Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Midland/Odessa, TX

August 8, 2021Martin County, Texas

NWS Midland/Odessa, TX issued this special weather statement at Aug 8, 2021, 7:23 PM CDT for Martin County, Texas. It was in force for 52 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
Aug 8, 2021, 7:23 PM CDT (00:23 UTC)
Expired
Aug 8, 2021, 8:15 PM CDT
In force
52 min
Issued by
NWS Midland/Odessa, TX
Hail
0.50 in
Wind
50

County Martin County, TX

The radar

The Midland/Odessa radar (KMAF), 49 km from the middle of the area, began a volume at 00:25 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 nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 0.4 hours before the alert went out and 48 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 2021-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1651 joules per kilogram.LCLEL10008507005003002001001 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 2021-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.193958Sfc1 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
1651 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
2762 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

218 
WWUS84 KMAF 090023
SPSMAF

Special Weather Statement
National Weather Service Midland/Odessa TX
723 PM CDT Sun Aug 8 2021
 
TXZ046-051-090115-
Martin TX-Dawson TX-
723 PM CDT Sun Aug 8 2021

...A strong thunderstorm will impact portions of central Martin and
southeastern Dawson Counties through 815 PM CDT...

At 722 PM CDT, Doppler radar was tracking a strong thunderstorm 8
miles west of Lenorah, or 20 miles north of Greenwood, moving
northeast at 20 mph.

HAZARD...Wind gusts up to 50 mph and half inch 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...
Ackerly, Lenorah, Tarzan, Sparenberg, Tenmile, Patricia and Klondike.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building. 

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

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3211 10197 3223 10221 3225 10221 3265 10207
      3255 10169 3248 10169
TIME...MOT...LOC 0022Z 216DEG 17KT 3231 10201 

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

$$

87

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 7:51 PM CDTAreal Flood AdvisoryMAFMartin114 min
Aug 9, 1:19 PM CDTAreal Flood AdvisoryMAFJeff Davis3 hr
Aug 9, 2:23 PM CDTAreal Flood AdvisoryMAFJeff Davis, Pecos, Reeves3 hr
Aug 9, 3:29 PM CDTSpecial Weather StatementMAFReeves46 min
Aug 9, 3:46 PM CDTSpecial Weather StatementMAFPecos44 min
Aug 9, 4:02 PM CDTSevere Thunderstorm WarningMAFPecos, Reeves43 min
Aug 9, 4:29 PM CDTSpecial Weather StatementMAFReeves46 min
Aug 9, 4:43 PM CDTAreal Flood AdvisoryMAFPecos, Reeves, Ward2 hr
Aug 9, 5:02 PM CDTSpecial Weather StatementMAFWard43 min
Aug 9, 5:34 PM CDTSpecial Weather StatementMAFBrewster26 min
Aug 9, 5:46 PM CDTSpecial Weather StatementMAFWinkler44 min

Nearby

Special Weather Statements in Texas, 2021Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.