Alert archive / Texas / Wind Advisories in 2011

Wind Advisory 31, NWS Brownsville, TX

November 26, 20118 counties in Texas

NWS Brownsville, TX issued this wind advisory at Nov 26, 2011, 2:06 PM CST for 8 counties in Texas. It took effect at Nov 26, 2011, 6:00 PM CST. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Nov 26, 2011, 2:06 PM CST (20:06 UTC)
In effect from
Nov 26, 2011, 6:00 PM CST
Expired
Nov 27, 2011, 12:00 AM CST
In force
6 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 20:06 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, 8.1 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 12:00Z on 2011-11-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 654 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 2011-11-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
654 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
452 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
-56 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

443 
WWUS74 KBRO 262006
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
206 PM CST SAT NOV 26 2011

...STRONG NORTH WINDS TONIGHT AND SUNDAY TO BRING NEAR FREEZING
TEMPERATURES ACROSS THE NORTHERN COUNTIES SUNDAY NIGHT...

.A STRONG COLD FRONT WITH CENTRAL CANADA AS A SOURCE REGION WILL SURGE
THROUGH DEEP SOUTH TEXAS AND THE RIO GRANDE TONIGHT. STRONG
NORTHWEST TO NORTH WINDS JUST ABOVE THE SURFACE TO BRING ABOUT
GUSTY CONDITIONS. FREQUENT WIND GUSTS TO 40 MPH OR HIGHER CAN BE
EXPECTED THIS EVENING BECOMING LESS FREQUENT AFTER MIDNIGHT. MUCH
COLDER TEMPERATURES AND VERY DRY AIR ARE EXPECTED TO SPREAD
ACROSS ALL AREAS OF DEEP SOUTH TEXAS BY SUNDAY MORNING BUT LOW
TEMPERATURES ARE TO REMAIN ABOVE FREEZING. STRONG NORTH WINDS
CONTINUE INTO SUNDAY USHERING IN THE COLD CANADIAN AIR WITH HIGH
PRESSURE GRADUALLY SETTLING OVER THE REGION. DIMINISHING WIND AND
CLEAR SKIES WILL ALLOW FOR TEMPERATURES TO PLUMMET SUNDAY NIGHT
WITH SOME AREAS OVER THE BRUSH COUNTRY AND KENEDY COUNTY SEEING
TEMPERATURES APPROACH OR FALL JUST BELOW FREEZING.

TXZ248>251-270400-
/O.NEW.KBRO.WI.Y.0031.111127T0000Z-111127T0600Z/
/O.NEW.KBRO.FZ.A.0007.111128T0600Z-111128T1400Z/
ZAPATA-JIM HOGG-BROOKS-KENEDY-
INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS...
SARITA
206 PM CST SAT NOV 26 2011

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT CST
TONIGHT...
...FREEZE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT
CST TONIGHT. A FREEZE WATCH HAS ALSO BEEN ISSUED. THIS FREEZE
WATCH IS IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY MORNING.

* EVENT...WIND GUSTS FROM THE NORTH APPROACHING OR EXCEEDING 40
  MPH THIS EVENING. FREEZING TEMPERATURES ACROSS THE NORTHERN
  COUNTIES OF ZAPATA...JIM HOGG...BROOKS AND KENEDY SUNDAY NIGHT
  INTO MONDAY MORNING. 
 
* WINDS...FREQUENT GUSTS OF 40 MPH EXPECTED BETWEEN 6 PM AND
  MIDNIGHT.

* IMPACT...DRIVING MAY BECOME DIFFICULT FOR MOTORISTS... 
  ESPECIALLY THOSE OPERATING HIGH PROFILE VEHICLES. OBJECTS SUCH 
  AS LAWN FURNITURE...GARBAGE CANS OR ANY OTHER LIGHT AND LOOSE 
  OBJECTS CAN BE BLOWN AROUND BY THE STRONG WINDS.

* TEMPERATURES...TEMPERATURES TO FALL TO OR BELOW FREEZING FOR 3
  TO 5 HOURS FROM AROUND 3 AM TO 8 AM SUNDAY NIGHT INTO EARLY
  MONDAY MORNING. MINIMUMS TO LOWER BETWEEN 30 AND 32 DEGREES WITH
  SOME OPEN RANGE LAND SEEING TEMPERATURES POSSIBLY FALL BELOW 30
  DEGREES JUST BEFORE SUNRISE. 

* IMPACTS...FREEZING TEMPERATURES WILL AFFECT TENDER PLANTS AND
  VEGETATION. PETS AND CATTLE SHOULD HAVE ADEQUATE SHELTER AND
  EXPOSED PIPES WILL NEED TO BE COVERED.


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.

A FREEZE WATCH IS ISSUED FOR THE POTENTIAL OF 2 OR MORE HOURS OF
TEMPERATURES AT OR BELOW 32 DEGREES WITHIN 24 TO 48 HOURS.

&&

$$

TXZ252>257-270400-
/O.NEW.KBRO.WI.Y.0031.111127T0000Z-111127T0600Z/
STARR-HIDALGO-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-
COASTAL CAMERON-
INCLUDING THE CITIES OF...RIO GRANDE CITY...ROMA...MCALLEN...
EDINBURG...PHARR...MISSION...WESLACO...RAYMONDVILLE...
BROWNSVILLE...HARLINGEN...PORT MANSFIELD...PORT ISABEL...
SOUTH PADRE ISLAND...LAGUNA HEIGHTS...LAGUNA VISTA
206 PM CST SAT NOV 26 2011

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT CST
TONIGHT...

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

* EVENT...STRONG NORTH WINDS WITH FREQUENT GUSTS AROUND 40 MPH.
 

* TIMING...NORTH WINDS TO INCREASE AFTER 6 PM WITH FREQUENT GUSTS
  LIKELY BETWEEN 8 PM AND MIDNIGHT. WINDS GUSTS BECOMING LESS
  FREQUENT AFTER MIDNIGHT. 
 
* IMPACT...DRIVING MAY BECOME DIFFICULT FOR MOTORISTS... 
  ESPECIALLY THOSE OPERATING HIGH PROFILE VEHICLES. OBJECTS SUCH 
  AS LAWN FURNITURE...GARBAGE CANS OR ANY OTHER LIGHT AND LOOSE 
  OBJECTS CAN BE BLOWN AROUND BY 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.

&&

$$
1 follow-up statement
825 
WWUS74 KBRO 270619
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1219 AM CST SUN NOV 27 2011

...NEAR FREEZING TEMPERATURES EXPECTED ACROSS THE NORTHERN
COUNTIES SUNDAY NIGHT...

.A STRONG COLD FRONT MOVED THROUGH SATURDAY EVENING. MUCH COLDER
TEMPERATURES AND VERY DRY AIR WILL SPREAD ACROSS ALL OF DEEP SOUTH
TEXAS BY SUNDAY MORNING BUT LOW TEMPERATURES ARE TO REMAIN ABOVE
FREEZING. STRONG NORTH WINDS CONTINUE INTO SUNDAY USHERING IN THE
COLD CANADIAN AIR WITH HIGH PRESSURE GRADUALLY SETTLING OVER THE
REGION. DIMINISHING WINDS AND CLEAR SKIES WILL ALLOW TEMPERATURES
TO PLUMMET SUNDAY NIGHT WITH SOME AREAS OVER THE BRUSH COUNTRY AND
KENEDY COUNTY SEEING TEMPERATURES APPROACH OR FALL JUST BELOW
FREEZING.

TXZ248>251-271000-
/O.EXP.KBRO.WI.Y.0031.000000T0000Z-111127T0600Z/
/O.CON.KBRO.FZ.A.0007.111128T0600Z-111128T1400Z/
ZAPATA-JIM HOGG-BROOKS-KENEDY-
INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS...
SARITA
1219 AM CST SUN NOV 27 2011

...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
MONDAY MORNING...
...WIND ADVISORY HAS EXPIRED...

STRONG WINDS HAVE DECREASED BELOW ADVISORY CRITERIA AND THE WIND
ADVISORY HAS BEEN ALLOWED TO EXPIRE.

* TEMPERATURES...WILL DECREASE TO OR BELOW FREEZING FOR 3 TO 5
  HOURS FROM AROUND 3 AM TO 8 AM EARLY MONDAY MORNING. MINIMUM
  TEMPERATURES WILL DECREASE TO BETWEEN 30 AND 32 DEGREES WITH
  SOME OPEN RANGE LAND POSSIBLY RECORDING TEMPERATURES BELOW 30
  DEGREES JUST BEFORE SUNRISE.

* IMPACTS...FREEZING TEMPERATURES WILL AFFECT TENDER PLANTS AND 
  VEGETATION. PETS AND CATTLE SHOULD HAVE ADEQUATE SHELTER AND 
  EXPOSED PIPES WILL NEED TO BE COVERED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH IS ISSUED FOR THE POTENTIAL OF 2 OR MORE HOURS OF
TEMPERATURES AT OR BELOW 32 DEGREES WITHIN 24 TO 48 HOURS.

&&

$$

TXZ252>257-270730-
/O.EXP.KBRO.WI.Y.0031.000000T0000Z-111127T0600Z/
STARR-HIDALGO-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-
COASTAL CAMERON-
INCLUDING THE CITIES OF...RIO GRANDE CITY...ROMA...MCALLEN...
EDINBURG...PHARR...MISSION...WESLACO...RAYMONDVILLE...
BROWNSVILLE...HARLINGEN...PORT MANSFIELD...PORT ISABEL...
SOUTH PADRE ISLAND...LAGUNA HEIGHTS...LAGUNA VISTA
1219 AM CST SUN NOV 27 2011

...WIND ADVISORY HAS EXPIRED...

STRONG WINDS HAVE DECREASED BELOW ADVISORY CRITERIA AND THE WIND
ADVISORY HAS BEEN ALLOWED TO EXPIRE.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 25, 9:07 PM CSTGale WarningBRO45 hr
Nov 26, 12:30 AM CSTSmall Craft AdvisoryBRO3 hr
Nov 26, 3:11 AM CSTSmall Craft AdvisoryBRO14 hr
Nov 26, 3:11 AM CSTSmall Craft AdvisoryBRO24 hr
Nov 26, 3:11 AM CSTSmall Craft Advisory for WindsBRO42 hr
Nov 26, 2:06 PM CSTFreeze WatchBROBrooks, Jim Hogg, Kenedy, Zapata24 hr
Nov 26, 2:11 PM CSTRed Flag WarningBROBrooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more28 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.