Alert archive / Texas / Wind Advisories in 2011

Wind Advisory 9, NWS Brownsville, TX

April 4, 20118 counties in Texas

NWS Brownsville, TX issued this wind advisory at Apr 4, 2011, 4:18 AM CDT for 8 counties in Texas. It took effect at Apr 4, 2011, 12:00 PM CDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Apr 4, 2011, 4:18 AM CDT (09:18 UTC)
In effect from
Apr 4, 2011, 12:00 PM CDT
Expired
Apr 4, 2011, 9:00 PM CDT
In force
9 hr
Issued by
NWS Brownsville, TX

Counties Brooks County, TX, Cameron County, TX, Hidalgo County, TX, Jim Hogg County, TX, Kenedy County, TX, Starr County, TX, Willacy County, TX, Zapata County, TX

The radar

The Brownsville radar (KBRO), 118 km from the middle of the area, began a volume at 09:20 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, 9.3 hours before the alert went out and 120 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 2011-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1989 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 2011-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 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
1989 J/kg
Mixed-layer CIN
-343 J/kg
Mixed-layer LCL
1166 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
203 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.

526 
WWUS74 KBRO 040918
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
418 AM CDT MON APR 4 2011

...STRONG WINDS EXPECTED TODAY IN THE WAKE OF A COLD FRONT...

.AN EARLY SPRING COLD FRONT IS EXPECTED TO PASS THROUGH DEEP SOUTH
TEXAS DURING THE MORNING HOURS OF TODAY...CAUSING A PRONOUNCED AND
RAPID INCREASE IN WINDS. 

TXZ248>257-041730-
/O.NEW.KBRO.WI.Y.0009.110404T1700Z-110405T0000Z/
ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY-
INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON-
INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS...
SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR...
MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN...
PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
418 AM CDT MON APR 4 2011

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING FOR ALL OF DEEP SOUTH TEXAS. 

A COLD FRONT IS CURRENTLY DRAPED ACROSS CENTRAL TEXAS. THIS FRONT
IS EXPECTED TO MOVE THROUGH DEEP SOUTH TEXAS DURING THE MORNING
HOURS OF TODAY. 

SOUTHERLY TO SOUTHWESTERLY WINDS BETWEEN 10 AND 20 MPH EARLY THIS
MORNING WILL SHIFT TO THE NORTHWEST AND NORTH LATER THIS MORNING
AND IN THE AFTERNOON...AND INCREASE TO BETWEEN 25 AND 35 MPH WITH
FREQUENT HIGHER GUSTS. SURFACE HIGH PRESSURE BUILDING INTO THE RIO
GRANDE VALLEY WILL CAUSE THESE STRONG WINDS TO DIMINISH BEGINNING
AROUND SUNSET. 

RESIDENTS OF DEEP SOUTH TEXAS ARE ADVISED TO SECURE TRASH CANS...
LAWN FURNITURE...YARD ORNAMENTS...AND OTHER LOOSE OR LIGHTWEIGHT
OBJECTS IN PREPARATION FOR THE STRONG WINDS TODAY. MOTORISTS
OPERATING HIGH PROFILE VEHICLES WILL LIKELY EXPERIENCE DIFFICULTY
DRIVING DUE TO THE STRONG WINDS. 

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.

&&

$$
3 follow-up statements
149 
WWUS74 KBRO 041820
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
120 PM CDT MON APR 4 2011

...STRONG WINDS EXPECTED TODAY IN THE WAKE OF A COLD FRONT...

.AN EARLY SPRING COLD FRONT IS EXPECTED TO PASS THROUGH DEEP
SOUTH TEXAS DURING THE AFTERNOON TODAY...CAUSING A PRONOUNCED AND
RAPID INCREASE IN NORTHERLY WINDS.

TXZ248>257-050000-
/O.CON.KBRO.WI.Y.0009.000000T0000Z-110405T0000Z/
ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY-
INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON-
INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS...
SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR...
MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN...
PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
120 PM CDT MON APR 4 2011

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

A COLD FRONT IS CURRENTLY APPROACHING DEEP SOUTH TEXAS. THIS
FRONT IS EXPECTED TO MOVE THROUGH DEEP SOUTH TEXAS DURING THE
AFTERNOON TODAY.

NORTHWEST WINDS WILL INCREASE TO BETWEEN 25 AND 35 MPH WITH
FREQUENT HIGHER GUSTS. SURFACE HIGH PRESSURE BUILDING INTO THE
RIO GRANDE VALLEY WILL CAUSE THESE STRONG WINDS TO DIMINISH
BEGINNING AROUND SUNSET.

RESIDENTS OF DEEP SOUTH TEXAS ARE ADVISED TO SECURE TRASH CANS...
LAWN FURNITURE...YARD ORNAMENTS...AND OTHER LOOSE OR LIGHTWEIGHT
OBJECTS IN PREPARATION FOR THE STRONG WINDS TODAY. MOTORISTS
OPERATING HIGH PROFILE VEHICLES WILL LIKELY EXPERIENCE DIFFICULTY
DRIVING DUE TO THE STRONG WINDS.

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.

&&

$$
809 
WWUS74 KBRO 042329
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
629 PM CDT MON APR 4 2011

...STRONG WINDS EXPECTED TODAY IN THE WAKE OF A COLD FRONT...

.AN EARLY SPRING COLD FRONT HAS PASSED THROUGH DEEP SOUTH TEXAS
DURING THE AFTERNOON TODAY...CAUSING A PRONOUNCED AND RAPID
INCREASE IN NORTHERLY WINDS. THESE STRONG AND GUSTY NORTHERLY
WINDS WILL PERSIST THROUGHOUT THE EARLY EVENING HOURS AND THEN
START TO WEAKEN LATER TONIGHT INTO TUESDAY MORNING. 

TXZ248>257-050200-
/O.EXT.KBRO.WI.Y.0009.000000T0000Z-110405T0200Z/
ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY-
INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON-
INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS...
SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR...
MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN...
PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
629 PM CDT MON APR 4 2011

...WIND ADVISORY NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

NORTH WINDS WILL INCREASE TO BETWEEN 25 AND 35 MPH WITH SOME GUSTS
UP TO NEAR 40 MPH THROUGHOUT THE EARLY EVENING HOURS. SURFACE HIGH
PRESSURE BUILDING INTO THE RIO GRANDE VALLEY WILL CAUSE THESE
STRONG WINDS TO DIMINISH STEADILY LATER THIS EVENING.

RESIDENTS OF DEEP SOUTH TEXAS ARE ADVISED TO SECURE TRASH CANS...
LAWN FURNITURE...YARD ORNAMENTS...AND OTHER LOOSE OR LIGHTWEIGHT
OBJECTS IN PREPARATION FOR THE STRONG WINDS TODAY. MOTORISTS
OPERATING HIGH PROFILE VEHICLES WILL LIKELY EXPERIENCE DIFFICULTY
DRIVING DUE TO THE STRONG WINDS.

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.

&&

$$
770 
WWUS74 KBRO 050226
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
926 PM CDT MON APR 4 2011

TXZ248>257-050330-
/O.EXP.KBRO.WI.Y.0009.000000T0000Z-110405T0200Z/
ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY-
INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON-
INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS...
SARITA...RIO GRANDE CITY...ROMA...MCALLEN...EDINBURG...PHARR...
MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN...
PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND...
LAGUNA HEIGHTS...LAGUNA VISTA
926 PM CDT MON APR 4 2011

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

THE STRONG NORTH WINDS THAT SPREAD OVER DEEP SOUTH TEXAS THIS
AFTERNOON IN THE WAKE OF A COLD FRONT HAVE DIMINISHED BELOW WIND
ADVISORY LEVELS THIS EVENING. ACCORDINGLY THE WIND ADVISORY HAS BEEN
ALLOW TO EXPIRE.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 4, 1:05 AM CDTSmall Craft Advisory for WindsBRO24 hr
Apr 4, 4:32 AM CDTRed Flag WarningBROBrooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more17 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.