Alert archive / Texas / Wind Advisories in 2011

Wind Advisory 20, NWS Brownsville, TX

May 22, 20114 counties in Texas

NWS Brownsville, TX issued this wind advisory at May 22, 2011, 4:22 AM CDT for 4 counties in Texas. It took effect at May 22, 2011, 10:00 AM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
May 22, 2011, 4:22 AM CDT (09:22 UTC)
In effect from
May 22, 2011, 10:00 AM CDT
Expired
May 22, 2011, 5:00 PM CDT
In force
7 hr
Issued by
NWS Brownsville, TX

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

The radar

The Brownsville radar (KBRO), 70 km from the middle of the area, began a volume at 09:25 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 00:00Z, 9.4 hours before the alert went out and 73 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 00:00Z on 2011-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4464 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 00:00Z on 2011-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.19395878Sfc1 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
4464 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
722 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

868 
WWUS74 KBRO 220922
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
422 AM CDT SUN MAY 22 2011

...STRONG WINDS OVER A PORTION OF DEEP SOUTH TEXAS TODAY...

.STRONG WINDS ARE EXPECTED OVER THE EASTERN AND SOUTHEASTERN
PORTIONS OF DEEP SOUTH TEXAS TODAY...AS HIGH PRESSURE OVER THE
GULF OF MEXICO INTERACTS WITH LOW PRESSURE INLAND.

TXZ251-253>257-221730-
/O.NEW.KBRO.WI.Y.0020.110522T1500Z-110522T2200Z/
KENEDY-HIDALGO-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-
COASTAL CAMERON-
INCLUDING THE CITIES OF...SARITA...MCALLEN...EDINBURG...PHARR...
MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN...
PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
422 AM CDT SUN MAY 22 2011

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CDT
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 5 PM 
CDT THIS AFTERNOON FOR CAMERON...WILLACY...KENEDY...AND HIDALGO
COUNTY.

BROAD HIGH PRESSURE OVER THE GULF OF MEXICO...COMBINED WITH A
PERSISTENT LOW PRESSURE SYSTEM OVER THE TEXAS PANHANDLE...AND
THERMAL LOW PRESSURE OVER NORTHERN MEXICO...WILL PRODUCE WINDS
FROM THE SOUTHEAST BETWEEN 25 AND 30 MPH WITH OCCASIONAL GUSTS 
UP TO 40 MPH TODAY OVER THE EASTERN AND SOUTHEASTERN PORTIONS 
OF DEEP SOUTH TEXAS. THESE STRONG WINDS WILL DIMINISH SLIGHTLY
BELOW WIND ADVISORY CRITERIA LATE THIS AFTERNOON OR EARLY THIS
EVENING.

ANOTHER WIND ADVISORY IS LIKELY FOR THE EASTERN AND SOUTHEASTERN
PORTIONS OF DEEP SOUTH TEXAS TOMORROW...AS WINDS INCREASE FROM 
THE SOUTHEAST TO BETWEEN 25 AND 35 MPH WITH OCCASIONAL GUSTS UP 
TO 45 MPH.

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.

&&

$$

TOMASELLI
1 follow-up statement
364 
WWUS74 KBRO 221739
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1239 PM CDT SUN MAY 22 2011

...STRONG WINDS CONTINUE OVER PARTS OF DEEP SOUTH TEXAS THIS 
AFTERNOON...

.STRONG WINDS ARE EXPECTED OVER THE EASTERN PORTIONS OF DEEP SOUTH
TEXAS THIS AFTERNOON...AS HIGH PRESSURE OVER THE GULF OF MEXICO
INTERACTS WITH LOW PRESSURE CENTERED OVER THE CENTRAL UNITED STATES.

TXZ251-253>257-222200-
/O.CON.KBRO.WI.Y.0020.000000T0000Z-110522T2200Z/
KENEDY-HIDALGO-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-
COASTAL CAMERON-
INCLUDING THE CITIES OF...SARITA...MCALLEN...EDINBURG...PHARR...
MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN...
PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
1239 PM CDT SUN MAY 22 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON. 

BROAD HIGH PRESSURE OVER THE GULF OF MEXICO...COMBINED WITH A
PERSISTENT LOW PRESSURE SYSTEM OVER THE TEXAS PANHANDLE...AND
THERMAL LOW PRESSURE OVER NORTHERN MEXICO...WILL PRODUCE WINDS
FROM THE SOUTHEAST BETWEEN 25 AND 35 MPH WITH OCCASIONAL GUSTS UP
TO 40 MPH TODAY OVER THE EASTERN AND SOUTHEASTERN PORTIONS OF DEEP
SOUTH TEXAS. THESE STRONG WINDS WILL DIMINISH SLIGHTLY BELOW WIND
ADVISORY CRITERIA LATE THIS AFTERNOON OR EARLY THIS EVENING.

ANOTHER WIND ADVISORY IS LIKELY FOR THE EASTERN AND SOUTHEASTERN
PORTIONS OF DEEP SOUTH TEXAS TOMORROW...AS WINDS INCREASE FROM
THE SOUTHEAST TO BETWEEN 25 AND 35 MPH WITH OCCASIONAL GUSTS UP
TO 45 MPH.

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.

&&

$$

SPEECE

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 8:41 PM CDTHigh Surf AdvisoryBROKenedy52 hr
May 22, 3:30 AM CDTSmall Craft Advisory for WindsBRO42 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.