Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 88, NWS Midland/Odessa, TX

May 17, 2021Borden County, Dawson County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 17, 2021, 6:40 PM CDT for Borden County, Dawson County, Texas. It was in force for 35 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
May 17, 2021, 6:40 PM CDT (23:40 UTC)
Expired
May 17, 2021, 7:15 PM CDT
In force
35 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon
Hail
1.75 in
Wind
60.0 mph

Counties Borden County, TX, Dawson County, TX

The radar

The Lubbock radar (KLBB), 97 km from the middle of the area, began a volume at 23:42 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 17, 3:04 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.7 hours before the alert went out and 112 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 2021-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1892 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 2021-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
1892 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
750 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
1.3
Supercell composite
6.7

Open this sounding in Storm Lab

The text

As transmitted.

455 
WUUS54 KMAF 172340
SVRMAF
TXC033-115-180015-
/O.NEW.KMAF.SV.W.0088.210517T2340Z-210518T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
640 PM CDT Mon May 17 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  Northwestern Borden County in western Texas...
  Northeastern Dawson County in western Texas...

* Until 715 PM CDT.

* At 640 PM CDT, a severe thunderstorm was located 10 miles 
  southeast of O'donnell, or 15 miles northwest of Gail, moving 
  north at 30 mph.

  HAZARD...Golf 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...
  Gail.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for western
Texas.

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

&&

LAT...LON 3267 10149 3276 10180 3296 10184 3296 10122
TIME...MOT...LOC 2340Z 185DEG 31KT 3290 10168 

HAIL...1.75IN
WIND...60MPH
 
$$

10
2 follow-up statements
050 
WWUS54 KMAF 172353
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
653 PM CDT Mon May 17 2021

TXC033-115-180015-
/O.CON.KMAF.SV.W.0088.000000T0000Z-210518T0015Z/
Borden TX-Dawson TX-
653 PM CDT Mon May 17 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR NORTHWESTERN BORDEN AND NORTHEASTERN DAWSON COUNTIES...

At 653 PM CDT, a severe thunderstorm was located 9 miles southwest of
Grassland, or 12 miles southeast of Tahoka, moving north at 35 mph.

HAZARD...Golf 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.

This severe thunderstorm will remain over mainly rural areas of
northwestern Borden and northeastern Dawson Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for western
Texas.

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

&&

LAT...LON 3277 10148 3289 10179 3296 10179 3296 10122
TIME...MOT...LOC 2353Z 185DEG 31KT 3301 10167 

HAIL...1.75IN
WIND...60MPH
 
$$

10
247 
WWUS54 KMAF 180005
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
705 PM CDT Mon May 17 2021

TXC033-115-180015-
/O.EXP.KMAF.SV.W.0088.000000T0000Z-210518T0015Z/
Borden TX-Dawson TX-
705 PM CDT Mon May 17 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BORDEN AND
NORTHEASTERN DAWSON COUNTIES WILL EXPIRE AT 715 PM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 1100 PM CDT for western
Texas.

LAT...LON 3277 10148 3289 10179 3296 10179 3296 10122
TIME...MOT...LOC 0005Z 185DEG 31KT 3310 10166 

$$

10

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 7:01 PM CDTSevere Thunderstorm WarningMAFUpton44 min
May 16, 7:18 PM CDTSpecial Weather StatementMAFGlasscock42 min
May 16, 7:20 PM CDTSpecial Weather StatementMAFHoward40 min
May 16, 7:23 PM CDTSevere Thunderstorm WarningMAFGlasscock, Reagan52 min
May 16, 7:28 PM CDTSpecial Weather StatementMAFHoward47 min
May 16, 7:29 PM CDTSevere Thunderstorm WarningMAFPecos61 min
May 16, 7:37 PM CDTSevere Thunderstorm WarningMAFHoward, Mitchell38 min
May 16, 7:46 PM CDTAreal Flood AdvisoryMAFGlasscock, Reagan3 hr
May 16, 8:12 PM CDTSpecial Weather StatementMAFScurry18 min
May 16, 8:13 PM CDTSevere Thunderstorm WarningMAFMitchell, Scurry47 min
May 16, 8:15 PM CDTSpecial Weather StatementMAFGlasscock45 min
May 16, 8:31 PM CDTSpecial Weather StatementMAFScurry44 min
May 16, 8:40 PM CDTSevere Thunderstorm WarningMAFBorden, Mitchell, Scurry44 min
May 16, 9:12 PM CDTSpecial Weather StatementMAFMitchell48 min
May 17, 3:11 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos, Terrell64 min
May 17, 4:04 PM CDTSpecial Weather StatementMAFGlasscock41 min
May 17, 4:11 PM CDTSevere Thunderstorm WarningMAFGlasscock, Howard, Martin, Midland64 min
May 17, 4:14 PM CDTSpecial Weather StatementMAFPecos46 min
May 17, 4:32 PM CDTSpecial Weather StatementMAFMidland43 min
May 17, 4:43 PM CDTSevere Thunderstorm WarningMAFBorden, Dawson, Howard, Martin, Midland62 min
May 17, 4:58 PM CDTSpecial Weather StatementMAFTerrell47 min
May 17, 5:14 PM CDTSevere Thunderstorm WarningMAFGlasscock, Howard, Mitchell61 min
May 17, 5:19 PM CDTSpecial Weather StatementMAFTerry26 min
May 17, 5:21 PM CDTSevere Thunderstorm WarningMAFPecos, Terrell54 min
May 17, 5:44 PM CDTSevere Thunderstorm WarningMAFBorden, Dawson, Howard, Martin61 min
May 17, 5:47 PM CDTSpecial Weather StatementMAFMitchell13 min
May 17, 6:02 PM CDTSevere Thunderstorm WarningMAFMitchell28 min
May 17, 6:08 PM CDTSpecial Weather StatementMAFScurry52 min
May 17, 6:11 PM CDTSevere Thunderstorm WarningMAFTerrell19 min
May 17, 6:12 PM CDTSevere Thunderstorm WarningMAFGlasscock, Howard, Mitchell63 min
May 17, 6:16 PM CDTSpecial Weather StatementMAFMartin44 min
May 17, 6:23 PM CDTSevere Thunderstorm WarningMAFMitchell, Scurry67 min
May 17, 6:31 PM CDTSevere Thunderstorm WarningMAFGlasscock, Howard, Martin, Midland59 min
May 17, 6:35 PM CDTTornado WarningMAFGlasscock, Howard, Mitchell40 min
May 17, 6:52 PM CDTFlash Flood WarningMAFHoward3 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.