Alert archive / Texas / Tornado Warnings in 2014

Tornado Warning 8, NWS Brownsville, TX

September 13, 2014Willacy County, Texas

NWS Brownsville, TX issued this tornado warning at Sep 13, 2014, 3:36 PM CDT for Willacy County, Texas. It was in force for 24 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
Sep 13, 2014, 3:36 PM CDT (20:36 UTC)
Expired
Sep 13, 2014, 4:00 PM CDT
In force
24 min
Issued by
NWS Brownsville, TX
Area
Storm-based polygon

County Willacy County, TX

The nearest sounding before it

Brownsville Intl, TX (KBRO), launched 12:00Z, 8.6 hours before the alert went out and 64 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 2014-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 860 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brownsville Intl, TX at 12:00Z on 2014-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 square meters per square second.193958Sfc1 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
860 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
604 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

205 
WFUS54 KBRO 132036
TORBRO
TXC489-132100-
/O.NEW.KBRO.TO.W.0008.140913T2036Z-140913T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
336 PM CDT SAT SEP 13 2014

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN WILLACY COUNTY IN DEEP SOUTH TEXAS.

* UNTIL 400 PM CDT

* AT 336 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A TORNADO ON RADAR 10 MILES SOUTHEAST OF PORT MANSFIELD...
  MOVING NORTHWEST AT 30 MPH.

* LOCATIONS IN THE WARNING INCLUDE...
  PORT MANSFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS IN AN
INTERIOR ROOM OR CLOSET. DO NOT WAIT UNTIL YOU CAN SEE OR HEAR THE
TORNADO. PUT AS MANY WALLS BETWEEN YOURSELF AND THIS STORM AS
POSSIBLE. TRAILER HOMES ARE EASILY DESTROYED BY TORNADOES AND SHOULD
BE ABANDONED IMMEDIATELY FOR STRONGER SHELTER.

IF TRAVELING...FIND STURDY SHELTER IMMEDIATELY OR PULL OVER AND GET
BELOW THE DASHBOARD IF DEBRIS IS SIGHTED.

PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR
HIGHER...HAIL THE SIZE OF PENNIES OR LARGER...AND ANY WIND DAMAGE TO
YOUR NATIONAL WEATHER SERVICE IN BROWNSVILLE BY CALLING 956-504-1432.

&&

LAT...LON 2639 9732 2638 9733 2651 9740 2647 9742
      2647 9739 2644 9740 2644 9739 2641 9739
      2643 9741 2642 9741 2648 9752 2660 9744
      2655 9740 2652 9741 2651 9738 2639 9734
TIME...MOT...LOC 2036Z 135DEG 27KT 2646 9738

$$

JGG
1 follow-up statement
664 
WWUS54 KBRO 132047
SVSBRO

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
347 PM CDT SAT SEP 13 2014

TXC489-132100-
/O.CON.KBRO.TO.W.0008.000000T0000Z-140913T2100Z/
WILLACY-
347 PM CDT SAT SEP 13 2014

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CDT FOR
NORTHEASTERN WILLACY COUNTY...

AT 347 PM CDT...THE STRONGEST ROTATION WAS CROSSING THE WEST SHORE 
OF THE BAY NEAR PORT MANSFIELD. THE TORNADO WILL CROSS HIGHWAY 186 
VERY NEAR PORT MANSFIELD.

LOCATIONS IN THE WARNING INCLUDE...
  PORT MANSFIELD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS IN AN
INTERIOR ROOM OR CLOSET. DO NOT WAIT UNTIL YOU CAN SEE OR HEAR THE
TORNADO. PUT AS MANY WALLS BETWEEN YOURSELF AND THIS STORM AS
POSSIBLE. TRAILER HOMES ARE EASILY DESTROYED BY TORNADOES AND SHOULD
BE ABANDONED IMMEDIATELY FOR STRONGER SHELTER.

IF TRAVELING...FIND STURDY SHELTER IMMEDIATELY OR PULL OVER AND GET
BELOW THE DASHBOARD IF DEBRIS IS SIGHTED.

PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR
HIGHER...HAIL THE SIZE OF PENNIES OR LARGER...AND ANY WIND DAMAGE TO
YOUR NATIONAL WEATHER SERVICE IN BROWNSVILLE BY CALLING 956-504-1432.

&&


LAT...LON 2651 9740 2647 9742 2647 9740 2646 9740
      2645 9742 2648 9752 2660 9744 2657 9742
      2655 9740 2653 9742 2651 9740 2651 9739
TIME...MOT...LOC 2047Z 135DEG 27KT 2652 9745

$$

JGG

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 13, 4:12 AM CDTSpecial Marine WarningBRO48 min
Sep 13, 1:25 PM CDTAreal Flood AdvisoryBROCameron, Hidalgo, Willacy3 hr
Sep 13, 3:03 PM CDTSpecial Marine WarningBRO57 min
Sep 13, 3:10 PM CDTFlash Flood WarningBROHidalgo80 min
Sep 13, 3:19 PM CDTFlash Flood WarningBROHidalgo2 hr
Sep 13, 3:24 PM CDTFlash Flood WarningBROHidalgo2 hr
Sep 13, 3:48 PM CDTTornado WarningBROHidalgo12 min
Sep 13, 3:51 PM CDTSpecial Marine WarningBRO84 min
Sep 13, 3:54 PM CDTTornado WarningBROKenedy, Willacy16 min
Sep 13, 4:15 PM CDTAreal Flood AdvisoryBROKenedy2 hr
Sep 13, 4:15 PM CDTSevere Thunderstorm WarningBROKenedy45 min
Sep 13, 4:42 PM CDTAreal Flood AdvisoryBROBrooks, Hidalgo, Jim Hogg, Kenedy, Starr, Willacy93 min
Sep 13, 5:08 PM CDTSpecial Marine WarningBRO97 min

Nearby

Tornado Warnings in Texas, 2014Every tornado warning in 2014Tornadoes in 2014

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.