Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 29, NWS Brownsville, TX

June 3, 2021Starr County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Jun 3, 2021, 7:07 PM CDT for Starr County, Texas. It was in force for 25 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: Jun 3, 2021, 7:07 PM CDT (00:07 UTC)
Expired: Jun 3, 2021, 7:32 PM CDT
In force: 25 min
Issued by: NWS Brownsville, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Starr County, TX

The radar

The Brownsville radar (KBRO), 137 km from the middle of the area, began a volume at 00:08 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

Brownsville Intl, TX (KBRO), launched 00:00Z, 0.1 hours before the alert went out and 140 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: 1629 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 921 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 10 m²/s²
0-3 km storm-relative helicity: 13 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.7

Open this sounding in Storm Lab

The text

As transmitted.

284 
WUUS54 KBRO 040007
SVRBRO
TXC427-040045-
/O.NEW.KBRO.SV.W.0029.210604T0007Z-210604T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Brownsville TX
707 PM CDT Thu Jun 3 2021

The National Weather Service in Brownsville has issued a

* Severe Thunderstorm Warning for...
  Central Starr County in Deep South Texas...

* Until 745 PM CDT.

* At 706 PM CDT, a severe thunderstorm was located near La 
  Victoria, moving north 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.

* Locations impacted include...
  La Victoria. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.

&&

LAT...LON 2636 9857 2632 9870 2657 9882 2663 9864
TIME...MOT...LOC 0006Z 162DEG 11KT 2641 9868 

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

60/SPEECE

1 follow-up statement

225 
WWUS54 KBRO 040032
SVSBRO

Severe Weather Statement
National Weather Service Brownsville TX
732 PM CDT Thu Jun 3 2021

TXC427-040042-
/O.CAN.KBRO.SV.W.0029.000000T0000Z-210604T0045Z/
Starr TX-
732 PM CDT Thu Jun 3 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL STARR COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.  However small hail and
gusty winds are still possible with this thunderstorm.

LAT...LON 2636 9857 2632 9870 2657 9882 2663 9864
TIME...MOT...LOC 0028Z 162DEG 11KT 2649 9871 

$$

60/SPEECE

The office that day

Everything else NWS Brownsville, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 3, 7:23 PM CDT	Special Weather Statement	BRO	Brooks	52 min
Jun 3, 7:31 PM CDT	Flash Flood Warning	BRO	Brooks, Jim Hogg, Starr, Zapata	3 hr
Jun 3, 7:39 PM CDT	Special Weather Statement	BRO	Starr	51 min
Jun 3, 7:58 PM CDT	Special Marine Warning	BRO		32 min
Jun 3, 8:03 PM CDT	Severe Thunderstorm Warning	BRO	Starr	57 min
Jun 3, 8:50 PM CDT	Flash Flood Warning	BRO	Starr	3 hr
Jun 3, 9:04 PM CDT	Special Weather Statement	BRO	Starr	56 min
Jun 3, 9:53 PM CDT	Special Weather Statement	BRO	Hidalgo	52 min
Jun 3, 10:03 PM CDT	Areal Flood Advisory	BRO	Hidalgo	117 min
Jun 3, 10:49 PM CDT	Special Weather Statement	BRO	Cameron	56 min
Jun 3, 10:55 PM CDT	Flash Flood Warning	BRO	Hidalgo	2 hr

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.