Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Brownsville, TX

October 15, 2021Hidalgo County, Texas

NWS Brownsville, TX issued this special weather statement at Oct 15, 2021, 6:49 PM CDT for Hidalgo County, Texas. It was in force for 26 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
Oct 15, 2021, 6:49 PM CDT (23:49 UTC)
Expired
Oct 15, 2021, 7:15 PM CDT
In force
26 min
Issued by
NWS Brownsville, TX
Hail
0.00 in
Wind
40

County Hidalgo County, TX

The radar

The Brownsville radar (KBRO), 93 km from the middle of the area, began a volume at 23:49 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 12:00Z, 11.8 hours before the alert went out and 96 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, Brownsville Intl, TX at 12:00Z on 2021-10-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2078 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, Brownsville Intl, TX at 12:00Z on 2021-10-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939Sfc1 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
2078 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
672 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
5 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

672 
WWUS84 KBRO 152349
SPSBRO

Special Weather Statement
National Weather Service Brownsville TX
649 PM CDT Fri Oct 15 2021
 
TXZ253-254-353-160015-
Inland Willacy TX-Southern Hidalgo TX-Northern Hidalgo TX-
649 PM CDT Fri Oct 15 2021

...A strong thunderstorm will impact portions of central Hidalgo and
west central Willacy Counties through 715 PM CDT...

At 648 PM CDT, Doppler radar was tracking a strong thunderstorm near
San Manuel, moving southeast at 30 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around 
         unsecured objects.

Locations impacted include...
Edinburg, Hargill, Lasara, San Manuel, Linn, Faysville, Edinburg
Regional Medical Center, Cesar Chavez, Fountain Center Park and
Edinburg North High School.

This includes the following highways...
 Interstate Highway 69 C between mile markers 2 and 12.
 US Highway 281 between mile markers 746 and 764.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe 
shelter inside a building or vehicle.

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

&&

LAT...LON 2622 9820 2662 9832 2676 9811 2642 9787
TIME...MOT...LOC 2348Z 337DEG 25KT 2664 9814 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

$$

Farris

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 15, 11:07 AM CDTGale WarningBRO23 hr
Oct 15, 1:03 PM CDTWind AdvisoryBROKenedy21 hr
Oct 15, 2:36 PM CDTSpecial Weather StatementBROJim Hogg39 min
Oct 15, 3:18 PM CDTSpecial Weather StatementBROJim Hogg42 min
Oct 15, 6:19 PM CDTSpecial Weather StatementBROHidalgo41 min

Nearby

Special Weather Statements in Texas, 2021Every special weather statement 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.