Alert archive / Texas / Wind Advisories in 2014

Wind Advisory 13, NWS Houston/Galveston, TX

March 16, 201418 counties in Texas

NWS Houston/Galveston, TX issued this wind advisory at Mar 16, 2014, 2:21 PM CDT for 18 counties in Texas. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 16, 2014, 2:21 PM CDT (19:21 UTC)
Expired
Mar 16, 2014, 9:00 PM CDT
In force
7 hr
Issued by
NWS Houston/Galveston, TX

Counties Austin County, TX, Brazoria County, TX, Brazos County, TX, Burleson County, TX, Chambers County, TX, Colorado County, TX, Fort Bend County, TX, Galveston County, TX, Grimes County, TX, Harris County, TX, Jackson County, TX, Madison County, TX, Matagorda County, TX, Montgomery County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX

The radar

The Houston radar (KHGX), 91 km from the middle of the area, began a volume at 19:23 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

Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.4 hours before the alert went out and 260 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, Lake Charles Mun, LA at 12:00Z on 2014-03-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1237 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, Lake Charles Mun, LA at 12:00Z on 2014-03-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
1237 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
509 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
-26 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

920 
WWUS74 KHGX 161921
NPWHGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
221 PM CDT SUN MAR 16 2014

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

.A COLD FRONT HAS PUSHED THROUGH SOUTHEAST TEXAS WITH HIGH
PRESSURE BUILDING OVER NORTH TEXAS. STRONG AND GUSTY WINDS ARE
EXPECTED WITH THE TIGHT PRESSURE GRADIENT. WINDS SHOULD BEGIN TO
DECREASE LATER THIS EVENING. WINDS MAY REMAIN STRONG ALONG THE
COAST LATER INTO THE NIGHT.

TXZ176-177-195>199-210>214-226-227-235>238-170200-
/O.NEW.KHGX.WI.Y.0013.140316T1921Z-140317T0200Z/
AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND-
GALVESTON-GRIMES-HARRIS-JACKSON-MADISON-MATAGORDA-MONTGOMERY-
WALKER-WALLER-WASHINGTON-WHARTON-
INCLUDING THE CITIES OF...ALVIN...ANAHUAC...ANGLETON...BAY CITY...
BELLVILLE...BRENHAM...BROOKSHIRE...BRYAN...CALDWELL...
COLLEGE STATION...COLUMBUS...CONROE...EAGLE LAKE...EDNA...
EL CAMPO...FREEPORT...FRIENDSWOOD...GALVESTON...HEMPSTEAD...
HOUSTON...HUMBLE...HUNTSVILLE...KATY...LAKE JACKSON...
LAKE SOMERVILLE...LEAGUE CITY...MADISONVILLE...MISSOURI CITY...
MONT BELVIEU...NAVASOTA...PALACIOS...PASADENA...PEARLAND...
PIERCE...PRAIRIE VIEW...RICHMOND...ROSENBERG...SEALY...
SUGAR LAND...TEXAS CITY...THE WOODLANDS...TOMBALL...WEIMAR...
WHARTON...WILLIS...WINNIE
221 PM CDT SUN MAR 16 2014

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

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CDT THIS EVENING. 

* EVENT...NORTHWEST TO NORTH WINDS OF 20 TO 30 MPH WITH GUSTS OF
  35 MPH.

* TIMING...THIS AFTERNOON THROUGH 9PM CDT TONIGHT.

* IMPACT...DIFFICULT TRAVEL CONDITIONS ON AREA HIGHWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DRIVERS OF VANS...CAMPERS...TRAILERS...AND OTHER HIGH-PROFILE
VEHICLES SHOULD BE ALERT TO THE DANGER OF THESE WINDS...
ESPECIALLY WHEN DRIVING ALONG EAST TO WEST ORIENTED ROADS.

&&

$$
1 follow-up statement
079 
WWUS74 KHGX 170213
NPWHGX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
913 PM CDT SUN MAR 16 2014


TXZ214-236>238-171000-
/O.EXP.KHGX.WI.Y.0013.000000T0000Z-140317T0200Z/
/O.NEW.KHGX.WI.Y.0014.140317T0213Z-140317T1000Z/
BRAZORIA-CHAMBERS-GALVESTON-MATAGORDA-
INCLUDING THE CITIES OF...ALVIN...ANAHUAC...ANGLETON...BAY CITY...
FREEPORT...FRIENDSWOOD...GALVESTON...LAKE JACKSON...LEAGUE CITY...
MONT BELVIEU...PALACIOS...PEARLAND...TEXAS CITY...WINNIE
913 PM CDT SUN MAR 16 2014

...WIND ADVISORY IN EFFECT UNTIL 5 AM CDT MONDAY...

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A
WIND ADVISORY...WHICH IS IN EFFECT UNTIL 5 AM CDT MONDAY. 

* EVENT...NORTHWEST TO NORTH WINDS OF 20 TO 30 MPH WITH GUSTS OF
  35 MPH...ESPECIALLY NEAR THE COAST AND DOWNSTREAM OF THE BAY.

* TIMING...TONIGHT.

* IMPACT...DIFFICULT TRAVEL CONDITIONS ON AREA HIGHWAYS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DRIVERS OF VANS...CAMPERS...TRAILERS...AND OTHER HIGH-PROFILE
VEHICLES SHOULD BE ALERT TO THE DANGER OF THESE WINDS...
ESPECIALLY WHEN DRIVING ALONG EAST TO WEST ORIENTED ROADS.

&&

$$

TXZ176-177-195>199-210>213-226-227-235-170315-
/O.EXP.KHGX.WI.Y.0013.000000T0000Z-140317T0200Z/
AUSTIN-BRAZOS-BURLESON-COLORADO-FORT BEND-GRIMES-HARRIS-JACKSON-
MADISON-MONTGOMERY-WALKER-WALLER-WASHINGTON-WHARTON-
INCLUDING THE CITIES OF...BELLVILLE...BRENHAM...BROOKSHIRE...
BRYAN...CALDWELL...COLLEGE STATION...COLUMBUS...CONROE...
EAGLE LAKE...EDNA...EL CAMPO...HEMPSTEAD...HOUSTON...HUMBLE...
HUNTSVILLE...KATY...LAKE SOMERVILLE...MADISONVILLE...
MISSOURI CITY...NAVASOTA...PASADENA...PIERCE...PRAIRIE VIEW...
RICHMOND...ROSENBERG...SEALY...SUGAR LAND...THE WOODLANDS...
TOMBALL...WEIMAR...WHARTON...WILLIS
913 PM CDT SUN MAR 16 2014

...WIND ADVISORY HAS EXPIRED...

BREEZY CONDITIONS WILL CONTINUE IN THE 15 TO 25 MPH RANGE WITH
SOME GUSTS TO 30 MPH BEFORE MIDNIGHT.

$$

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 15, 7:20 PM CDTMarine Dense Fog AdvisoryHGX16 hr
Mar 16, 3:21 AM CDTSmall Craft AdvisoryHGX31 hr
Mar 16, 5:57 AM CDTSpecial Weather StatementHGXAustin, Harris, Montgomery, Waller, Washington63 min
Mar 16, 8:31 AM CDTSpecial Weather StatementHGXChambers44 min
Mar 16, 8:37 AM CDTSpecial Marine WarningHGX38 min

Nearby

Wind Advisories in Texas, 2014Every wind advisory in 2014

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.