Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 180, NWS Midland/Odessa, TX

May 27, 2021Brewster County, Pecos County, Terrell County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 27, 2021, 7:12 PM CDT for Brewster County, Pecos County, Terrell County, Texas. It was in force for 93 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: May 27, 2021, 7:12 PM CDT (00:12 UTC)
Expired: May 27, 2021, 8:45 PM CDT
In force: 93 min
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Tornado: Possible
Hail: 2.5 in
Wind: 70.0 mph

Counties Brewster County, TX, Pecos County, TX, Terrell County, TX

The radar

The Laughlin AFB radar (KDFX), 208 km from the middle of the area, began a volume at 00:13 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
May 27, 7:30 PM CDT	HAIL 2	Sanderson, TX	SPOTTER PHOTO OF HAIL UP TO 2 INCHES IN DIAMETER.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
May 27, 3:39 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 0.2 hours before the alert went out and 153 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: 1636 J/kg
Mixed-layer CIN: -231 J/kg
Mixed-layer LCL: 2067 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -39 m²/s²
0-3 km storm-relative helicity: 59 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

As transmitted.

817 
WUUS54 KMAF 280012
SVRMAF
TXC043-371-443-280145-
/O.NEW.KMAF.SV.W.0180.210528T0012Z-210528T0145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
712 PM CDT Thu May 27 2021

The National Weather Service in Midland has issued a

* Severe Thunderstorm Warning for...
  South central Pecos County in southwestern Texas...
  East central Brewster County in southwestern Texas...
  Terrell County in southwestern Texas...

* Until 845 PM CDT.

* At 711 PM CDT, a severe thunderstorm was located 7 miles west of
  Sanderson, moving southeast at 15 mph.

  HAZARD...Tennis ball size hail and 70 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* Locations impacted include...
  Sanderson, Dryden and Terrell County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to shelter inside a strong building,  and stay away from 
windows. A storm spotter has reported a rotating wall cloud near 
Sanderson.

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

&&

LAT...LON 3012 10303 3056 10240 3030 10175 2978 10176
      2978 10181 2981 10181 2978 10193 2982 10198
      2979 10207 2980 10214 2985 10219 2988 10232
      2985 10237 2976 10239 2979 10249 2975 10255
      2977 10257 2973 10262 2975 10267 2964 10273
TIME...MOT...LOC 0011Z 316DEG 13KT 3014 10253 

TORNADO...POSSIBLE
HAIL...2.50IN
WIND...70MPH
 
$$

88

4 follow-up statements

385 
WWUS54 KMAF 280021
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
721 PM CDT Thu May 27 2021

TXC043-371-443-280145-
/O.CON.KMAF.SV.W.0180.000000T0000Z-210528T0145Z/
Pecos TX-Brewster TX-Terrell TX-
721 PM CDT Thu May 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTH CENTRAL PECOS...EAST CENTRAL BREWSTER AND TERRELL
COUNTIES...

At 721 PM CDT, a severe thunderstorm was located near Sanderson,
moving southeast at 15 mph.

This is a very dangerous storm.

HAZARD...Three inch hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured. 
         Expect shattered windows, extensive damage to roofs, 
         siding, and vehicles.

Locations impacted include...
Sanderson, Dryden and Terrell County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should 
move to a shelter, inside a strong building and away from windows. A 
trained storm spotter is reporting a rotating wall cloud.

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

&&

LAT...LON 3012 10303 3056 10240 3030 10175 2978 10176
      2978 10181 2981 10181 2978 10193 2982 10198
      2979 10207 2980 10214 2985 10219 2988 10232
      2985 10237 2976 10239 2979 10249 2975 10255
      2977 10257 2973 10262 2975 10267 2964 10273
TIME...MOT...LOC 0021Z 316DEG 13KT 3011 10250 

TORNADO...POSSIBLE
HAIL...3.00IN
WIND...70MPH
 
$$

88

627 
WWUS54 KMAF 280040
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
740 PM CDT Thu May 27 2021

TXC043-371-443-280145-
/O.CON.KMAF.SV.W.0180.000000T0000Z-210528T0145Z/
Pecos TX-Brewster TX-Terrell TX-
740 PM CDT Thu May 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTH CENTRAL PECOS...EAST CENTRAL BREWSTER AND TERRELL
COUNTIES...

At 739 PM CDT, a severe thunderstorm was located 9 miles northwest of
Dryden, moving east at 25 mph.

This is a very dangerous storm.

HAZARD...Baseball size hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured. 
         Expect shattered windows, extensive damage to roofs, 
         siding, and vehicles.

Locations impacted include...
Sanderson, Dryden and Terrell County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to a shelter, inside a strong building and away from windows.

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

&&

LAT...LON 3056 10240 3030 10175 2978 10176 2978 10181
      2981 10181 2978 10193 2982 10198 2979 10207
      2980 10214 2985 10219 2988 10232 2985 10237
      2976 10239 2979 10249 3019 10292
TIME...MOT...LOC 0039Z 276DEG 23KT 3016 10221 

TORNADO...POSSIBLE
HAIL...2.75IN
WIND...70MPH
 
$$

88

887 
WWUS54 KMAF 280111
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
811 PM CDT Thu May 27 2021

TXC043-371-443-280145-
/O.CON.KMAF.SV.W.0180.000000T0000Z-210528T0145Z/
Pecos TX-Brewster TX-Terrell TX-
811 PM CDT Thu May 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR SOUTH CENTRAL PECOS...EAST CENTRAL BREWSTER AND TERRELL
COUNTIES...

At 811 PM CDT, a severe thunderstorm was located near Dryden, moving
east at 30 mph.

This is a very dangerous storm.

HAZARD...Softball size hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured. 
         Expect shattered windows, extensive damage to roofs, 
         siding, and vehicles.

Locations impacted include...
Sanderson, Dryden and Terrell County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to a shelter, inside a strong building and away from windows.

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

&&

LAT...LON 3056 10240 3030 10175 2978 10176 2978 10181
      2981 10181 2978 10193 2982 10198 2979 10207
      2980 10214 2985 10219 2988 10232 2985 10237
      2976 10239 2979 10249 3019 10292
TIME...MOT...LOC 0111Z 278DEG 24KT 3009 10219 

TORNADO...POSSIBLE
HAIL...4.00IN
WIND...70MPH
 
$$

88

251 
WWUS54 KMAF 280132
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
832 PM CDT Thu May 27 2021

TXC371-280141-
/O.CAN.KMAF.SV.W.0180.000000T0000Z-210528T0145Z/
Pecos TX-
832 PM CDT Thu May 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL PECOS COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1100 PM CDT for
southwestern Texas.

LAT...LON 2979 10249 2998 10270 3006 10258 3005 10257
      3007 10257 3042 10204 3030 10175 2978 10176
      2978 10181 2981 10181 2980 10191 2978 10193
      2982 10198 2979 10207 2980 10214 2985 10219
      2988 10232 2985 10237 2976 10239 2976 10240
TIME...MOT...LOC 0131Z 316DEG 13KT 3004 10213 

$$

TXC043-443-280145-
/O.CON.KMAF.SV.W.0180.000000T0000Z-210528T0145Z/
Brewster TX-Terrell TX-
832 PM CDT Thu May 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR EAST CENTRAL BREWSTER AND SOUTHERN TERRELL COUNTIES...

At 831 PM CDT, a severe thunderstorm was located over Dryden, moving
southeast at 15 mph.

This is a very dangerous storm.

HAZARD...Three inch hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured. 
         Expect shattered windows, extensive damage to roofs, 
         siding, and vehicles.

Locations impacted include...
Sanderson, Dryden and Terrell County Airport. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to a shelter, inside a strong building and away from windows.

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

&&

LAT...LON 2979 10249 2998 10270 3006 10258 3005 10257
      3007 10257 3042 10204 3030 10175 2978 10176
      2978 10181 2981 10181 2980 10191 2978 10193
      2982 10198 2979 10207 2980 10214 2985 10219
      2988 10232 2985 10237 2976 10239 2976 10240
TIME...MOT...LOC 0131Z 316DEG 13KT 3004 10213 

TORNADO...POSSIBLE
HAIL...3.00IN
WIND...70MPH
 
$$

88

The office that day

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

Issued	Product	Office	Counties	Lasted
May 27, 7:21 PM CDT	Special Weather Statement	MAF	Glasscock	39 min
May 27, 7:28 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock	40 min
May 27, 7:31 PM CDT	Areal Flood Advisory	MAF	Glasscock	3 hr
May 27, 8:41 PM CDT	Severe Thunderstorm Warning	MAF	Brewster, Terrell	79 min
May 28, 1:41 PM CDT	Special Weather Statement	MAF	Brewster	34 min
May 28, 2:14 PM CDT	Special Weather Statement	MAF	Brewster	31 min
May 28, 2:23 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	67 min
May 28, 3:15 PM CDT	Special Weather Statement	MAF	Pecos	45 min
May 28, 3:24 PM CDT	Severe Thunderstorm Warning	MAF	Pecos	66 min
May 28, 3:29 PM CDT	Special Weather Statement	MAF	Brewster	31 min
May 28, 3:30 PM CDT	Areal Flood Advisory	MAF	Brewster	3 hr
May 28, 3:39 PM CDT	Severe Thunderstorm Warning	MAF	Pecos	66 min
May 28, 3:57 PM CDT	Special Weather Statement	MAF	Brewster	33 min
May 28, 4:31 PM CDT	Special Weather Statement	MAF	Pecos	44 min
May 28, 4:32 PM CDT	Special Weather Statement	MAF		43 min
May 28, 4:38 PM CDT	Severe Thunderstorm Warning	MAF	Brewster	67 min
May 28, 4:48 PM CDT	Special Weather Statement	MAF	Ward	42 min
May 28, 4:52 PM CDT	Areal Flood Advisory	MAF	Brewster	3 hr
May 28, 4:54 PM CDT	Severe Thunderstorm Warning	MAF	Pecos, Reeves	66 min
May 28, 5:38 PM CDT	Special Weather Statement	MAF	Brewster	37 min
May 28, 5:45 PM CDT	Special Weather Statement	MAF	Loving	45 min
May 28, 5:46 PM CDT	Severe Thunderstorm Warning	MAF	Crane, Pecos, Reeves, Upton, Ward	59 min
May 28, 6:22 PM CDT	Special Weather Statement	MAF	Ector	23 min
May 28, 6:27 PM CDT	Special Weather Statement	MAF	Loving	48 min
May 28, 6:32 PM CDT	Severe Thunderstorm Warning	MAF	Loving, Reeves, Ward, Winkler	58 min
May 28, 6:35 PM CDT	Severe Thunderstorm Warning	MAF	Reeves	39 min
May 28, 6:41 PM CDT	Severe Thunderstorm Warning	MAF	Crane, Ector, Midland, Upton, Ward, Winkler	64 min
May 28, 6:43 PM CDT	Areal Flood Advisory	MAF	Crane, Upton, Ward	2 hr
May 28, 6:56 PM CDT	Special Weather Statement	MAF	Upton	49 min

Nearby

Severe Thunderstorm Warnings in Texas, 2021 Every 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.