Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 46, NWS Midland/Odessa, TX

May 11, 2021Brewster County, Pecos County, Terrell County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at May 11, 2021, 4:08 PM CDT for Brewster County, Pecos County, Terrell County, Texas. It was in force for 67 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 11, 2021, 4:08 PM CDT (21:08 UTC)
Expired: May 11, 2021, 5:15 PM CDT
In force: 67 min
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

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

The radar

The Midland/Odessa radar (KMAF), 221 km from the middle of the area, began a volume at 21:08 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

Del Rio, TX (KDRT), launched 12:00Z, 9.1 hours before the alert went out and 184 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: 1783 J/kg
Mixed-layer CIN: -109 J/kg
Mixed-layer LCL: 622 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 149 m²/s²
0-3 km storm-relative helicity: 277 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 12.9

Open this sounding in Storm Lab

The text

As transmitted.

171 
WUUS54 KMAF 112108
SVRMAF
TXC043-371-443-112215-
/O.NEW.KMAF.SV.W.0046.210511T2108Z-210511T2215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Midland/Odessa TX
408 PM CDT Tue May 11 2021

The National Weather Service in Midland has issued a

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

* Until 515 PM CDT.

* At 408 PM CDT, a severe thunderstorm was located 16 miles southwest
  of Sanderson, moving south at 10 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.

* This severe thunderstorm will remain over mainly rural areas of
  southern Pecos, east central Brewster and southwestern Terrell
  Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3006 10279 3017 10246 2991 10226 2973 10273
TIME...MOT...LOC 2108Z 344DEG 10KT 3000 10262 

HAIL...1.00IN
WIND...60MPH
 
$$

87

1 follow-up statement

362 
WWUS54 KMAF 112138
SVSMAF

Severe Weather Statement
National Weather Service Midland/Odessa TX
438 PM CDT Tue May 11 2021

TXC371-112148-
/O.CAN.KMAF.SV.W.0046.000000T0000Z-210511T2215Z/
Pecos TX-
438 PM CDT Tue May 11 2021

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

LAT...LON 3000 10278 3008 10239 2991 10226 2973 10273
TIME...MOT...LOC 2138Z 344DEG 10KT 2992 10259 

$$

TXC043-443-112215-
/O.CON.KMAF.SV.W.0046.000000T0000Z-210511T2215Z/
Brewster TX-Terrell TX-
438 PM CDT Tue May 11 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM CDT
FOR EAST CENTRAL BREWSTER AND SOUTHWESTERN TERRELL COUNTIES...

At 438 PM CDT, a severe thunderstorm was located 19 miles southwest
of Sanderson, moving south at 10 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.

This severe thunderstorm will remain over mainly rural areas of east
central Brewster and southwestern Terrell Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3000 10278 3008 10239 2991 10226 2973 10273
TIME...MOT...LOC 2138Z 344DEG 10KT 2992 10259 

HAIL...1.00IN
WIND...60MPH
 
$$

87

The office that day

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

Issued	Product	Office	Counties	Lasted
May 11, 3:36 AM CDT	High Wind Watch	MAF	Culberson	11 hr
May 11, 4:22 AM CDT	Severe Thunderstorm Warning	MAF	Gaines	53 min
May 11, 5:14 AM CDT	Special Weather Statement	MAF	Gaines	46 min
May 11, 5:19 AM CDT	Areal Flood Advisory	MAF	Gaines	3 hr
May 11, 5:44 AM CDT	Areal Flood Advisory	MAF	Gaines	3 hr
May 11, 5:58 AM CDT	Special Weather Statement	MAF	Dawson	47 min
May 11, 7:52 AM CDT	Special Weather Statement	MAF	Borden	38 min
May 11, 8:49 AM CDT	Special Weather Statement	MAF	Glasscock	41 min
May 11, 2:43 PM CDT	High Wind Warning	MAF	Culberson	19 hr
May 11, 4:40 PM CDT	Areal Flood Advisory	MAF	Brewster, Terrell	3 hr
May 11, 5:15 PM CDT	Severe Thunderstorm Warning	MAF	Brewster, Pecos, Terrell	60 min
May 11, 5:17 PM CDT	Special Weather Statement	MAF	Terrell	43 min
May 11, 5:39 PM CDT	Special Weather Statement	MAF	Pecos	51 min
May 11, 5:50 PM CDT	Severe Thunderstorm Warning	MAF	Brewster, Pecos, Terrell	55 min
May 11, 6:16 PM CDT	Areal Flood Advisory	MAF	Pecos, Terrell	3 hr
May 11, 6:21 PM CDT	Severe Thunderstorm Warning	MAF	Brewster, Pecos, Terrell	54 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.