Alert archive / Texas / Wind Advisories in 2012

Wind Advisory 3, NWS San Angelo, TX

February 23, 201215 counties in Texas

NWS San Angelo, TX issued this wind advisory at Feb 23, 2012, 11:53 AM CST for 15 counties in Texas. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Feb 23, 2012, 11:53 AM CST (17:53 UTC)
Expired
Feb 23, 2012, 5:00 PM CST
In force
5 hr
Issued by
NWS San Angelo, TX

Counties Callahan County, TX, Coke County, TX, Coleman County, TX, Concho County, TX, Fisher County, TX, Haskell County, TX, Irion County, TX, Jones County, TX, Nolan County, TX, Runnels County, TX, Shackelford County, TX, Sterling County, TX, Taylor County, TX, Throckmorton County, TX, Tom Green County, TX

The radar

The Dyess AFB radar (KDYX), 83 km from the middle of the area, began a volume at 17:51 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

Midland Regional, TX (KMAF), launched 12:00Z, 5.9 hours before the alert went out and 205 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, Midland Regional, TX at 12:00Z on 2012-02-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Midland Regional, TX at 12:00Z on 2012-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -104 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4642 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-104 m²/s²
0-3 km storm-relative helicity
24 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.

500 
WWUS74 KSJT 231753
NPWSJT

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SAN ANGELO TX
1153 AM CST THU FEB 23 2012

...STRONG WEST WINDS EXPECTED THIS AFTERNOON...

.A STRONG SURFACE PRESSURE GRADIENT WILL RESULT IN WEST WINDS OF
25 TO 35 MPH...WITH GUSTS TO 45 MPH ACROSS MUCH OF THE BIG COUNTRY
AND CONCHO VALLEY THIS AFTERNOON. WINDS WILL SLOWLY SUBSIDE BY
LATE AFTERNOON AS A COLD FRONT APPROACHES FROM THE NORTH. 

TXZ054-065-066-072-073-098-113-127-139-232300-
/O.CAN.KSJT.LW.Y.0006.000000T0000Z-120224T0000Z/
/O.NEW.KSJT.WI.Y.0003.120223T1753Z-120223T2300Z/
NOLAN-COKE-RUNNELS-TOM GREEN-CONCHO-HASKELL-JONES-TAYLOR-COLEMAN-
INCLUDING THE CITIES OF...SWEETWATER...ROBERT LEE...BRONTE...
BALLINGER...WINTERS...SAN ANGELO...EDEN...HASKELL...STAMFORD...
ANSON...HAMLIN...ABILENE...COLEMAN
1153 AM CST THU FEB 23 2012

...WIND ADVISORY IN EFFECT UNTIL 5 PM CST THIS AFTERNOON...
...LAKE WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON. THE
LAKE WIND ADVISORY HAS BEEN CANCELLED. 

* TIMING...11 AM CST TO 5 PM CST.

* WINDS...WEST WINDS OF 25 TO 35 MPH...WITH GUSTS TO 45 MPH.

* IMPACTS...HAZARDOUS BOATING CONDITIONS ON AREA LAKES. DRIVING MAY
  BECOME DIFFICULT...ESPECIALLY FOR MOTORISTS DRIVING HIGH PROFILE
  VEHICLES ON NORTH TO SOUTH ROADWAYS. PATCHY AREAS OF BLOWING
  DUST MAY REDUCE VISIBILITIES TO 2 TO 3 MILES AT TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY INDICATES WINDS WILL CAUSE ROUGH CHOP ON
AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH AND/OR
WIND GUSTS OF 45 MPH OR GREATER ARE EXPECTED. WINDS THIS STRONG
CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

TXZ140-154-231900-
/O.CAN.KSJT.LW.Y.0006.000000T0000Z-120224T0000Z/
BROWN-MCCULLOCH-
INCLUDING THE CITIES OF...BROWNWOOD...BRADY
1153 AM CST THU FEB 23 2012

...LAKE WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS CANCELLED THE LAKE
WIND ADVISORY. 


$$

TXZ049-064-071-099-114-128-232300-
/O.NEW.KSJT.WI.Y.0003.120223T1753Z-120223T2300Z/
FISHER-STERLING-IRION-THROCKMORTON-SHACKELFORD-CALLAHAN-
INCLUDING THE CITIES OF...ROTAN...ROBY...STERLING CITY...
MERTZON...THROCKMORTON...WOODSON...ALBANY...CLYDE...BAIRD...
CROSS PLAINS
1153 AM CST THU FEB 23 2012

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

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM CST THIS AFTERNOON. 

* IMPACTS: HAZARDOUS BOATING CONDITIONS ON AREA LAKES. DRIVING
  MAY BECOME DIFFICULT...ESPECIALLY FOR MOTORISTS DRIVING HIGH
  PROFILE VEHICLES. PATCHY AREAS OF BLOWING DUST MAY REDUCE
  VISIBILITIES TO 2 TO 3 MILES AT TIMES. 

* TIMING: 11 AM CST TO 5 PM CST

* WINDS: WEST WINDS OF 25 TO 35 MPH...WITH GUSTS TO 45 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 TO 39 MPH AND/OR
WIND GUSTS OF 45 MPH OR GREATER ARE EXPECTED. WINDS THIS STRONG
CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 22, 6:48 PM CSTRed Flag WarningSJTBrown, Callahan, Coke, Coleman, Concho, Crockett and 18 more23 hr
Feb 23, 4:44 AM CSTLake Wind AdvisorySJTBrown, Coke, Coleman, Concho, Haskell, Jones and 5 more7 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.