Alert archive / Texas / Wind Advisories in 2017

Wind Advisory 8, NWS Brownsville, TX

April 29, 2017Cameron County, Kenedy County, Willacy County, Texas

NWS Brownsville, TX issued this wind advisory at Apr 29, 2017, 10:25 AM CDT for Cameron County, Kenedy County, Willacy County, Texas. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Apr 29, 2017, 10:25 AM CDT (15:25 UTC)
Expired
Apr 29, 2017, 8:00 PM CDT
In force
10 hr
Issued by
NWS Brownsville, TX

Counties Cameron County, TX, Kenedy County, TX, Willacy County, TX

The radar

The Brownsville radar (KBRO), 69 km from the middle of the area, began a volume at 15:26 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, 3.4 hours before the alert went out and 71 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 2017-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3282 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 2017-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 239 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
3282 J/kg
Mixed-layer CIN
-352 J/kg
Mixed-layer LCL
929 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
239 m²/s²
0-3 km storm-relative helicity
388 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

439 
WWUS74 KBRO 291525
NPWBRO

URGENT - WEATHER MESSAGE
National Weather Service Brownsville TX
1025 AM CDT Sat Apr 29 2017

...STRONG SOUTH SOUTHEAST WINDS TODAY...

.A TIGHT PRESSURE GRADIENT IS SUPPORTING STRONG WINDS.

TXZ251-254>257-300100-
/O.NEW.KBRO.WI.Y.0008.170429T1525Z-170430T0100Z/
Kenedy-Inland Willacy-Inland Cameron-Coastal Willacy-
Coastal Cameron-
Including the cities of Sarita, Raymondville, Brownsville, 
Harlingen, Port Mansfield, Port Isabel, South Padre Island, 
Laguna Heights, and Laguna Vista
1025 AM CDT Sat Apr 29 2017

...WIND ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING...

The National Weather Service in Brownsville has issued a Wind
Advisory, which is in effect until 8 PM CDT this evening. 

* TIMING...THROUGH LATE AFTERNOON.

* WINDS...SOUTH SOUTHEAST 25 TO 35 MPH WITH GUSTS TO 45 MPH.

* IMPACTS...Move light and moderate weight items...such as patio
  furniture...empty trash cans...and portable basketball posts
  indoors. High profile or light weight vehicles will be difficult
  to drive...especially on bridges or overpasses and in cross 
  winds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 30 to 39 MPH are expected.
Winds this strong can make driving difficult...especially for
high profile vehicles. Use extra caution.

&&

$$

54
1 follow-up statement
622 
WWUS74 KBRO 300116 AAA
NPWBRO

URGENT - WEATHER MESSAGE...UPDATED
National Weather Service Brownsville TX
816 PM CDT Sat Apr 29 2017

...WIND ADVISORY HAS EXPIRED...

.SURFACE OBSERVATIONS INDICATE THAT WINDS HAVE DIMINISHED BELOW
ESTABLISHED WIND ADVISORY CRITERIA...AND THEREFORE THE ADVISORY 
HAS BEEN ALLOWED TO EXPIRE. 

TXZ251-254>257-300230-
/O.EXP.KBRO.WI.Y.0008.000000T0000Z-170430T0100Z/
Kenedy-Inland Willacy-Inland Cameron-Coastal Willacy-
Coastal Cameron-
Including the cities of Sarita, Raymondville, Brownsville, 
Harlingen, Port Mansfield, Port Isabel, South Padre Island, 
Laguna Heights, and Laguna Vista
816 PM CDT Sat Apr 29 2017

...WIND ADVISORY HAS EXPIRED...

ALTHOUGH THE ADVISORY HAS EXPIRED...MODERATE TO BREEZY WINDS ARE
EXPECTED FOR THE REMAINDER OF TONIGHT...ESPECIALLY AFTER THE
PASSAGE OF A COLD FRONT DURING THE EARLY MORNING PRE-DAWN HOURS 
OF SUNDAY. 

$$

TOMASELLI

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 2:52 AM CDTSmall Craft Advisory for WindsBRO19 hr
Apr 29, 10:17 AM CDTHigh Surf AdvisoryBROKenedy27 hr
Apr 29, 3:36 PM CDTSmall Craft Advisory for WindsBRO20 hr

Nearby

Wind Advisories in Texas, 2017Every wind advisory in 2017

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.