Alert archive / Texas / Wind Advisories in 2012

Wind Advisory 11, NWS Brownsville, TX

March 8, 20124 counties in Texas

NWS Brownsville, TX issued this wind advisory at Mar 8, 2012, 4:15 AM CST for 4 counties in Texas. It took effect at Mar 8, 2012, 10:00 AM CST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 8, 2012, 4:15 AM CST (10:15 UTC)
In effect from
Mar 8, 2012, 10:00 AM CST
Expired
Mar 8, 2012, 5:00 PM CST
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 10:16 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, 10.3 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 2012-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 440 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 2012-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 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
440 J/kg
Mixed-layer CIN
-446 J/kg
Mixed-layer LCL
919 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
240 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.

705 
WWUS74 KBRO 081015
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
415 AM CST THU MAR 8 2012

...STRONG WINDS TO AFFECT RIO GRANDE VALLEY YET AGAIN TODAY...

.BROAD SURFACE HIGH PRESSURE OVER THE GULF OF MEXICO WILL ONCE
AGAIN INTERACT INTENSELY WITH LOW PRESSURE OVER NORTHERN MEXICO
AND INLAND TEXAS. THIS PATTERN WILL PRODUCE WINDY CONDITIONS FOR
MOST OF THE CENTRAL PORTION AND ALL OF THE EASTERN PORTION OF 
DEEP SOUTH TEXAS AND THE RIO GRANDE VALLEY TODAY.

TXZ251-253>257-081815-
/O.NEW.KBRO.WI.Y.0011.120308T1600Z-120308T2300Z/
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
415 AM CST THU MAR 8 2012

...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CST
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 CST
THIS AFTERNOON FOR HIDALGO...CAMERON...WILLACY...AND KENEDY COUNTY.

* EVENT...SOUTH WINDS OF 30 TO 35 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...THE STRONG SOUTHERLY WINDS WILL DEVELOP DURING THE MID-
  MORNING HOURS OF TODAY AND PERSIST THROUGH EARLY THIS EVENING.

* IMPACT...MOTORISTS OPERATING HIGH PROFILE VEHICLES...ESPECIALLY
  ALONG EXPRESSWAY 83 BETWEEN MCALLEN AND BROWNSVILLE...HIGHWAY 281
  BETWEEN PHARR AND FALFURRIAS...AND ALONG EXPRESSWAY 77 BETWEEN
  BROWNSVILLE AND SARITA...WILL HAVE INCREASED DIFFICULTY DRIVING
  IN THE WINDY CONDITIONS. LOOSE AND UNSECURED OBJECTS...SUCH AS
  TRASH CANS AND LAWN ORNAMENTS...WILL BE EASILY MOVED AROUND AND
  DAMAGED BY THE STRONG WINDS. INDIVIDUALS WORKING ABOVE GROUND
  LEVEL...SUCH AS ON LADDERS OR ROOFS...WILL EXPERIENCE DIFFICULTY
  MAINTAINING THEIR BALANCE.

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/TORRES
2 follow-up statements
276 
WWUS74 KBRO 081841
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1241 PM CST THU MAR 8 2012

...STRONG WINDS CONTINUING ACROSS THE RIO GRANDE VALLEY THIS
AFTERNOON...

.BROAD SURFACE HIGH PRESSURE OVER THE GULF OF MEXICO WILL ONCE
AGAIN INTERACT WITH LOW PRESSURE OVER NORTHERN MEXICO AND INLAND
TEXAS. THIS PATTERN WILL PRODUCE WINDY CONDITIONS FOR MOST OF THE
CENTRAL PORTION AND ALL OF THE EASTERN PORTION OF DEEP SOUTH TEXAS
AND THE RIO GRANDE VALLEY THROUGH THE REST OF THE AFTERNOON.

TXZ251-253>257-082300-
/O.CON.KBRO.WI.Y.0011.000000T0000Z-120308T2300Z/
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
1241 PM CST THU MAR 8 2012

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

* EVENT...PERIODIC SOUTH WINDS OF 25 TO 35 MPH WITH GUSTS 40 TO
  45 MPH.

* TIMING...CONTINUING THROUGH 5 PM.

* IMPACT...MOTORISTS OPERATING HIGH PROFILE VEHICLES...
  ESPECIALLY ALONG EXPRESSWAY 83 BETWEEN MCALLEN AND 
  BROWNSVILLE...HIGHWAY 281 BETWEEN PHARR AND FALFURRIAS...AND 
  ALONG EXPRESSWAY 77 BETWEEN BROWNSVILLE AND SARITA...WILL HAVE 
  INCREASED DIFFICULTY DRIVING IN THE WINDY CONDITIONS. 
  
  LOOSE AND UNSECURED OBJECTS...SUCH AS TRASH CANS AND LAWN
  ORNAMENTS...WILL BE EASILY MOVED AROUND AND DAMAGED BY THE STRONG
  WINDS. INDIVIDUALS WORKING ABOVE GROUND LEVEL...SUCH AS ON LADDERS
  OR ROOFS...WILL EXPERIENCE DIFFICULTY MAINTAINING THEIR BALANCE.

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.

&&

$$

JGT/BSG
950 
WWUS74 KBRO 082304
NPWBRO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
504 PM CST THU MAR 8 2012

...WINDS DIMINISHING...

.AS THE SUN SETS AND HEATING FADES...THE EXTRA WINDS FROM MIXING
ARE ALSO DECREASING. STRONG SOUTHEAST TO SOUTH WINDS HAVE BEGUN TO
LOWER ACROSS THE ADVISED AREA...THOUGH WINDS AT LOCAL SPOTS MAY
REMAIN CLOSE TO ADVISORY STRENGTH FOR ANOTHER HOUR OR TWO. BREEZY
CONDITIONS WILL CONTINUE FOR A FEW MORE HOURS THIS EVENING BEFORE
DECREASING AFTER MIDNIGHT AS A COLD FRONT APPROACHES.

TXZ251-253>257-090015-
/O.EXP.KBRO.WI.Y.0011.000000T0000Z-120308T2300Z/
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
504 PM CST THU MAR 8 2012

...WIND ADVISORY HAS EXPIRED...

STRONG SOUTHEAST TO SOUTH WINDS HAVE BEGUN TO DECREASE LATE THIS
AFTERNOON 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
Mar 8, 4:24 AM CSTSmall Craft Advisory for WindsBRO15 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.