Alert archive / Texas / Wind Advisories in 2012

Wind Advisory 16, NWS Brownsville, TX

April 27, 2012Cameron County, Kenedy County, Willacy County, Texas

NWS Brownsville, TX issued this wind advisory at Apr 27, 2012, 12:42 PM CDT for Cameron County, Kenedy County, Willacy County, Texas. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Apr 27, 2012, 12:42 PM CDT (17:42 UTC)
Expired
Apr 27, 2012, 7:00 PM CDT
In force
6 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 17:46 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, 5.7 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 2012-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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 2012-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -73 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
3 J/kg
Mixed-layer CIN
-966 J/kg
Mixed-layer LCL
923 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-73 m²/s²
0-3 km storm-relative helicity
-34 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.

372 
WWUS74 KBRO 271742
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1242 PM CDT FRI APR 27 2012

...STRONG AND GUSTY SOUTHEAST WINDS EXPECTED THIS AFTERNOON...

.THE COMBINATION OF A LARGE LOW PRESSURE SYSTEM SPRAWLED OVER THE
ROCKY MOUNTAINS AND THE SOUTH CENTRAL PLAINS STATES AND SURFACE
HIGH PRESSURE OVER THE GULF OF MEXICO WILL MAINTAIN STRONG
SOUTHEAST WINDS OVER THE COASTAL COUNTIES OF DEEP SOUTH TEXAS THIS
AFTERNOON.

TXZ251-254>257-280000-
/O.NEW.KBRO.WI.Y.0016.120427T1742Z-120428T0000Z/
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...LAGUNA VISTA
1242 PM CDT FRI APR 27 2012

...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

* TIMING...GUSTY SOUTHEAST WINDS FROM 30 TO 35 MPH WILL CONTINUE
  THROUGHOUT THE AFTERNOON AND EARLY EVENING HOURS ACROSS
  KENEDY...CAMERON AND WILLACY COUNTIES. THESE STRONG AND GUSTY
  WINDS WILL THEN DIMINISH SOME AFTER SUNSET THIS EVENING. 

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.

&&

$$
1 follow-up statement
067 
WWUS74 KBRO 280022
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
722 PM CDT FRI APR 27 2012

...THE WIND ADVISORY HAS EXPIRED...

.THE GUSTY SOUTHEAST WINDS OVER THE COASTAL COUNTIES OF DEEP 
SOUTH TEXAS HAVE DECREASED THIS EVENING. THE WIND ADVISORY FOR
KENEDY...WILLACY AND CAMERON COUNTIES HAS BEEN ALLOWED TO EXPIRE.

TXZ251-254>257-280130-
/O.EXP.KBRO.WI.Y.0016.000000T0000Z-120428T0000Z/
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...LAGUNA VISTA
722 PM CDT FRI APR 27 2012

...WIND ADVISORY HAS EXPIRED...

GUSTY SOUTHEAST WINDS WILL SLOWLY DECREASE THROUGH THIS EVENING
AND OVERNIGHT.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 9:17 PM CDTSmall Craft Advisory for WindsBRO25 hr

Nearby

Wind Advisories in Texas, 2012Every wind advisory in 2012

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.