Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Brownsville, TX

August 3, 2021Brooks County, Texas

NWS Brownsville, TX issued this special weather statement at Aug 3, 2021, 4:37 PM CDT for Brooks County, Texas. It was in force for 38 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
Aug 3, 2021, 4:37 PM CDT (21:37 UTC)
Expired
Aug 3, 2021, 5:15 PM CDT
In force
38 min
Issued by
NWS Brownsville, TX

County Brooks County, TX

The radar

The Corpus Christi radar (KCRP), 100 km from the middle of the area, began a volume at 21:41 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

Corpus Christi, TX (KCRP), launched 12:00Z, 9.6 hours before the alert went out and 109 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, Corpus Christi, TX at 12:00Z on 2021-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1835 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, Corpus Christi, TX at 12:00Z on 2021-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -67 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
1835 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
693 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
-67 m²/s²
0-3 km storm-relative helicity
-84 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

589 
WWUS84 KBRO 032137
SPSBRO

Special Weather Statement
National Weather Service Brownsville TX
437 PM CDT Tue Aug 3 2021
 
TXZ250-032215-
Brooks TX-
437 PM CDT Tue Aug 3 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN KENEDY...EASTERN JIM
HOGG AND NORTHERN BROOKS COUNTIES UNTIL 515 PM CDT...

At 437 PM CDT, Doppler radar was tracking a strong thunderstorm 12
miles southwest of Falfurrias Junior High School, or 12 miles
southwest of Falfurrias, moving east at 15 mph.

Nickel size hail and winds in excess of 30 mph will be possible with
this storm.

Locations impacted include...
Falfurrias, Falfurrias Junior High School, Airport Road Addition,
Falfurrias Fire Station, Flowella, Brooks County Airport, Cantu
Addition and Hidalgo City Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 2723 9798 2700 9799 2699 9835 2703 9842
      2706 9842 2706 9844 2714 9846 2726 9802
      2726 9799
TIME...MOT...LOC 2137Z 261DEG 15KT 2710 9829 

$$

Farris

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 11:03 PM CDTAreal Flood AdvisoryBROStarr86 min
Aug 2, 11:19 PM CDTSpecial Weather StatementBROStarr41 min
Aug 3, 1:02 AM CDTAreal Flood AdvisoryBROHidalgo, Starr103 min
Aug 3, 1:30 AM CDTSpecial Weather StatementBROZapata45 min
Aug 3, 1:45 AM CDTSpecial Weather StatementBROHidalgo45 min
Aug 3, 2:14 AM CDTSpecial Weather StatementBROZapata46 min
Aug 3, 2:16 AM CDTAreal Flood AdvisoryBROZapata4 hr
Aug 3, 2:22 AM CDTAreal Flood AdvisoryBROHidalgo73 min
Aug 3, 2:29 AM CDTSpecial Weather StatementBROHidalgo31 min
Aug 3, 2:59 AM CDTSpecial Weather StatementBROZapata46 min
Aug 3, 3:17 AM CDTFlash Flood WarningBROZapata105 min
Aug 3, 3:20 AM CDTAreal Flood AdvisoryBROZapata3 hr
Aug 3, 3:44 AM CDTSpecial Weather StatementBROZapata31 min
Aug 3, 4:20 AM CDTFlash Flood WarningBROZapata44 min
Aug 3, 4:30 AM CDTSpecial Weather StatementBROZapata30 min
Aug 3, 5:47 AM CDTSpecial Weather StatementBROStarr43 min
Aug 3, 6:12 AM CDTAreal Flood AdvisoryBROStarr2 hr
Aug 3, 6:13 AM CDTAreal Flood AdvisoryBROHidalgo2 hr
Aug 3, 2:05 PM CDTSpecial Weather StatementBROStarr55 min
Aug 3, 4:33 PM CDTAreal Flood AdvisoryBROBrooks, Kenedy57 min
Aug 3, 4:43 PM CDTSpecial Weather StatementBROKenedy47 min
Aug 3, 5:15 PM CDTSpecial Weather StatementBROJim Hogg45 min
Aug 3, 6:14 PM CDTAreal Flood AdvisoryBROCameron, Hidalgo61 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.