Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 306, NWS Midland/Odessa, TX

September 30, 2021Andrews County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Sep 30, 2021, 10:51 AM CDT for Andrews County, Texas. It was in force for 24 min. 2 reports 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
Sep 30, 2021, 10:51 AM CDT (15:51 UTC)
Expired
Sep 30, 2021, 11:15 AM CDT
In force
24 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Andrews County, TX

The radar

The Midland/Odessa radar (KMAF), 53 km from the middle of the area, began a volume at 15:55 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

TimeReportWhereRemark
Sep 30, 10:55 AM CDTTSTM WND GST 622 E Andrews, TXANDREWS MESONET MEASURED 62 MPH WIND GUST.
Sep 30, 11:01 AM CDTHAIL 11 N Andrews, TXSPOTTER REPORTED QUARTER SIZE HAIL 1 MILE NORTH OF ANDREWS ON HIGHWAY 385.

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 12:00Z, 3.9 hours before the alert went out and 52 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 2021-09-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1726 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2021-09-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 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
1726 J/kg
Mixed-layer CIN
-108 J/kg
Mixed-layer LCL
1297 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
8 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

189 
WUUS54 KMAF 301551
SVRMAF
TXC003-301615-
/O.NEW.KMAF.SV.W.0306.210930T1551Z-210930T1615Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
1051 AM CDT Thu Sep 30 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  Central Andrews County in western Texas...

* Until 1115 AM CDT.

* At 1051 AM CDT, a severe thunderstorm was located near Andrews,
  moving north at 30 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Andrews, Florey and Andrews County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Midland.

&&

LAT...LON 3216 10258 3224 10277 3251 10271 3241 10222
TIME...MOT...LOC 1551Z 202DEG 33KT 3234 10260 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

44
2 follow-up statements
933 
WWUS54 KMAF 301600
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
1100 AM CDT Thu Sep 30 2021

TXC003-301615-
/O.CON.KMAF.SV.W.0306.000000T0000Z-210930T1615Z/
Andrews TX-
1100 AM CDT Thu Sep 30 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT
FOR EASTERN ANDREWS COUNTY...

At 1100 AM CDT, a severe thunderstorm was located near Andrews,
moving northeast at 20 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Andrews, Florey and Andrews County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Midland.

&&

LAT...LON 3216 10258 3223 10270 3249 10263 3241 10222
TIME...MOT...LOC 1600Z 203DEG 19KT 3237 10257 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

44
994 
WWUS54 KMAF 301602 CCA
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
1102 AM CDT Thu Sep 30 2021

TXC003-301615-
/O.COR.KMAF.SV.W.0306.000000T0000Z-210930T1615Z/
Andrews TX-
1102 AM CDT Thu Sep 30 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 AM CDT
FOR EASTERN ANDREWS COUNTY...

At 1102 AM CDT, a severe thunderstorm was located over Andrews,
moving northeast at 20 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Andrews, Florey and Andrews County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Midland.

&&

LAT...LON 3216 10258 3223 10270 3249 10263 3241 10222
TIME...MOT...LOC 1600Z 203DEG 19KT 3237 10257 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

44

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 30, 10:17 AM CDTSpecial Weather StatementMAFGaines43 min
Sep 30, 10:33 AM CDTSpecial Weather StatementMAFAndrews42 min
Sep 30, 11:13 AM CDTSevere Thunderstorm WarningMAFAndrews, Dawson, Gaines, Martin47 min
Sep 30, 12:09 PM CDTSpecial Weather StatementMAFMartin36 min
Sep 30, 12:22 PM CDTSevere Thunderstorm WarningMAFHoward, Martin53 min
Sep 30, 1:14 PM CDTSevere Thunderstorm WarningMAFHoward, Mitchell46 min
Sep 30, 1:43 PM CDTSpecial Weather StatementMAFJeff Davis47 min
Sep 30, 1:46 PM CDTSpecial Weather StatementMAF44 min
Sep 30, 1:53 PM CDTSevere Thunderstorm WarningMAFJeff Davis, Presidio52 min
Sep 30, 1:59 PM CDTSevere Thunderstorm WarningMAFBorden, Howard, Mitchell, Scurry61 min
Sep 30, 2:29 PM CDTSpecial Weather StatementMAFPecos46 min
Sep 30, 2:46 PM CDTSpecial Weather StatementMAFJeff Davis44 min
Sep 30, 2:50 PM CDTSpecial Weather StatementMAFBrewster40 min
Sep 30, 2:54 PM CDTAreal Flood AdvisoryMAFHoward, Mitchell3 hr
Sep 30, 3:09 PM CDTAreal Flood AdvisoryMAFMitchell, Scurry3 hr
Sep 30, 3:12 PM CDTSevere Thunderstorm WarningMAFPecos, Terrell63 min
Sep 30, 3:14 PM CDTAreal Flood AdvisoryMAFJeff Davis3 hr
Sep 30, 3:28 PM CDTSpecial Weather StatementMAF47 min
Sep 30, 3:31 PM CDTSevere Thunderstorm WarningMAFBrewster44 min
Sep 30, 3:37 PM CDTSpecial Weather StatementMAF53 min
Sep 30, 4:03 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos57 min
Sep 30, 4:10 PM CDTSevere Thunderstorm WarningMAFPecos, Terrell65 min
Sep 30, 4:14 PM CDTSpecial Weather StatementMAFGlasscock46 min
Sep 30, 4:34 PM CDTSpecial Weather StatementMAFBrewster41 min
Sep 30, 4:53 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos, Terrell52 min
Sep 30, 4:56 PM CDTAreal Flood AdvisoryMAFPecos, Terrell3 hr
Sep 30, 5:21 PM CDTSpecial Weather StatementMAFTerrell39 min
Sep 30, 6:41 PM CDTSpecial Weather StatementMAFTerrell34 min

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.