Alert archive / Texas / Wind Advisories in 2011

Wind Advisory 3, NWS Brownsville, TX

February 17, 2011Cameron County, Willacy County, Texas

NWS Brownsville, TX issued this wind advisory at Feb 17, 2011, 1:08 PM CST for Cameron County, Willacy County, Texas. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Feb 17, 2011, 1:08 PM CST (19:08 UTC)
Expired
Feb 17, 2011, 6:00 PM CST
In force
5 hr
Issued by
NWS Brownsville, TX

Counties Cameron County, TX, Willacy County, TX

The radar

The Brownsville radar (KBRO), 46 km from the middle of the area, began a volume at 19:11 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, 7.1 hours before the alert went out and 48 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 2011-02-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 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 2011-02-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 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
8 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
564 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

726 
WWUS74 KBRO 171908
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
ISSUED BY NATIONAL WEATHER SERVICE LAKE CHARLES LA
108 PM CST THU FEB 17 2011

...WIND ADVISORY ISSUED FOR COASTAL DEEP SOUTH TEXAS...

.THE INTERACTION OF HIGH PRESSURE OVER THE GULF OF MEXICO AND A
TROUGH OF LOW PRESSURE OVER WEST TEXAS IS PRODUCING SUSTAINED
SOUTHERLY WINDS AROUND 30 MPH...AS WELL AS GUSTS OF 35 TO 40 MPH.
THESE STRONG WINDS WILL PERSIST THROUGH THE REMAINDER OF THE
AFTERNOON BEFORE RELAXING AROUND SUNSET.

TXZ254>257-180000-
/O.NEW.KBRO.WI.Y.0003.110217T1908Z-110218T0000Z/
INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON-
INCLUDING THE CITIES OF...RAYMONDVILLE...BROWNSVILLE...
HARLINGEN...PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
108 PM CST THU FEB 17 2011

...WIND ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. 

STRONG SOUTHERLY WINDS AROUND 30 MPH...WITH FREQUENT GUSTS OF 35
TO 40 MPH...WILL PERSIST THROUGH THE AFTERNOON. WINDS WILL RELAX
AROUND SUNSET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE
30 TO 39 MPH AND OR FREQUENT GUSTS WILL RANGE BETWEEN 40 AND
57 MPH.

&&

$$

25/LCH
1 follow-up statement
474 
WWUS74 KBRO 180003
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
603 PM CST THU FEB 17 2011

...WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE...

TXZ254>257-180115-
/O.EXP.KBRO.WI.Y.0003.000000T0000Z-110218T0000Z/
INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON-
INCLUDING THE CITIES OF...RAYMONDVILLE...BROWNSVILLE...
HARLINGEN...PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
603 PM CST THU FEB 17 2011

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

WINDS HAVE BEGUN TO RELAX THIS EVENING OVER WILLACY AND CAMERON
COUNTIES...AND WINDS SHOULD CONTINUE TO DO SO THROUGH THE NEXT
COUPLE OF HOURS. THEREFORE...THE WIND ADVISORY HAS BEEN ALLOWED TO
EXPIRE. 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 17, 3:25 AM CSTSmall Craft Advisory for WindsBRO16 hr

Nearby

Wind Advisories in Texas, 2011Every wind advisory in 2011

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.