Alert archive / Texas / Wind Advisories in 2008

Wind Advisory 14, NWS Houston/Galveston, TX

September 13, 200810 counties in Texas

NWS Houston/Galveston, TX issued this wind advisory at Sep 13, 2008, 11:23 AM CDT for 10 counties in Texas. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Sep 13, 2008, 11:23 AM CDT (16:23 UTC)
Expired
Sep 13, 2008, 4:37 PM CDT
In force
5 hr
Issued by
NWS Houston/Galveston, TX

Counties Austin County, TX, Brazos County, TX, Burleson County, TX, Colorado County, TX, Fort Bend County, TX, Jackson County, TX, Matagorda County, TX, Waller County, TX, Washington County, TX, Wharton County, TX

The radar

The Houston radar (KHGX), 119 km from the middle of the area, began a volume at 16:24 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, 4.4 hours before the alert went out and 299 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 2008-09-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1293 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2008-09-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 465 square meters per square second.1939587897Sfc1 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
1293 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
639 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
465 m²/s²
0-3 km storm-relative helicity
506 m²/s²
Significant tornado parameter
2.4
Supercell composite
14.8

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Houston/Galveston, TX wrote its last area forecast discussion before this wind advisory went out at Sep 13, 10:21 AM CDT, 1 hour 2 minutes earlier.

Area forecast discussion, Sep 13, 10:21 AM CDT, 1 hour 2 minutes before
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Hazardous weather outlook, Sep 13, 4:55 AM CDT, 6 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
455 AM CDT SAT SEP 13 2008

GMZ330-335-350-355-370-375-TXZ163-164-176>179-195>200-210>214-226-
227-235>238-140000-
AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND-
GALVESTON-GALVESTON BAY-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY-
MADISON-MATAGORDA-MATAGORDA BAY-MONTGOMERY-POLK-SAN JACINTO-
TRINITY-WALKER-WALLER-WASHINGTON-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-WHARTON-
455 AM CDT SAT SEP 13 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

HURRICANE IKE HAS MADE LANDFALL NEAR GALVESTON AROUND 2 AM THIS
MORNING. PERIODS OF HEAVY RAIN WILL PERSIST THIS MORNING AS IKE
TRACKS TO THE NORTH AT 10 TO 12 MPH. FLOODING WILL BE POSSIBLE
WITH IKE. THERE WILL ALSO BE A TORNADO THREAT WITH SOME OF THE
RAINBANDS AS IKE MOVES ONSHORE. RESIDENTS OF SOUTHEAST TEXAS ARE
STRONGLY ENCOURAGED TO CONTINUE TO MONITOR THE LATEST FORECASTS
AND STATEMENTS ON IKE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

DEEP MOISTURE LINGERING IN THE WAKE OF IKE WILL LEAD TO ADDITIONAL
SHOWERS AND THUNDERSTORMS ON SUNDAY. A COLD FRONT CROSSING THE
REGION ON SUNDAY EVENING WILL ALSO SERVE AS A FOCUS FOR ADDITIONAL
THUNDERSTORMS SUNDAY EVENING. COOLER AND DRIER CONDITIONS ARE
EXPECTED IN THE WAKE OF THE FRONT FOR MUCH OF NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE REQUIRED.

In the hours before

Local storm report, Sep 13, 5:23 AM CDT, 6 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
523 AM CDT SAT SEP 13 2008

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

0500 AM     HURRICANE        DICKINSON               29.45N  95.07W
09/13/2008                   GALVESTON          TX   NWS EMPLOYEE

            ESTIMATED WIND GUST OF 72 MPH AT HGX NWS OFFICE

&&

EVENT NUMBER HGX0800109

MOSIER
Local storm report, Sep 13, 5:55 AM CDT, 5 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
555 AM CDT SAT SEP 13 2008

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

0551 AM     HURRICANE        HOUSTON                 29.77N  95.39W
09/13/2008                   HARRIS             TX   BROADCAST MEDIA

            GLASS BROKEN OUT OF HIGH RISE BUILDINGS IN DOWN TOWN
            HOUSTON. METAL COMING OFF OF BUILDINGS WITH AT LEAST 10
            TO 15 FLOORS DAMAGED.

&&

EVENT NUMBER HGX0800110

MOSIER
Local storm report, Sep 13, 6:11 AM CDT, 5 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
611 AM CDT SAT SEP 13 2008

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

0610 AM     HURRICANE        HOBBY AIRPORT           29.64N  95.28W
09/13/2008                   HARRIS             TX   TRAINED SPOTTER

            HOBBY OBSERVER ESTIMATED 74 MPH SUSTAINED WINDS GUSTING
            TO 92 MPH

&&

EVENT NUMBER HGX0800111

MOSIER
Local storm report, Sep 13, 6:29 AM CDT, 4 hours 54 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
629 AM CDT SAT SEP 13 2008

..TIME..    ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE..    ....MAG....     ..COUNTY LOCATION.. ST.. ...SOURCE....
            ..REMARKS..

0626 AM     HURRICANE        TOMBALL                 30.10N  95.62W
09/13/2008                   HARRIS             TX   EMERGENCY MNGR

            ROOF COLLASPE OF A NURSING HOME NEAR TOMBALL.

&&

EVENT NUMBER HGX0800112

MOSIER

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 13, 3:04 AM CDTAreal Flood AdvisoryHGXBrazoria, Galveston, Harris3 hr
Sep 13, 5:05 AM CDTFlash Flood WarningHGXBrazoria, Galveston, Harris3 hr
Sep 13, 5:25 AM CDTRiver Flood WarningHGXGalveston, Harris24 hr
Sep 13, 6:53 AM CDTRiver Flood WarningHGXHarris14 hr
Sep 13, 6:53 AM CDTRiver Flood WarningHGXHarris14 hr
Sep 13, 6:53 AM CDTRiver Flood WarningHGXHarris45 hr
Sep 13, 6:53 AM CDTRiver Flood WarningHGXGalveston, Harris24 hr
Sep 13, 6:53 AM CDTRiver Flood WarningHGXGalveston, Harris37 hr
Sep 13, 7:20 AM CDTRiver Flood WarningHGXHarris24 hr
Sep 13, 7:20 AM CDTRiver Flood WarningHGXHarris4 days
Sep 13, 7:54 AM CDTFlash Flood WarningHGXHarris3 hr
Sep 13, 9:06 AM CDTFlash Flood WarningHGXChambers, Galveston, Grimes, Harris, Liberty, Montgomery and 2 more3 hr
Sep 13, 9:29 AM CDTRiver Flood WarningHGXMontgomery4 days
Sep 13, 9:29 AM CDTRiver Flood WarningHGXHarris, Liberty6 days
Sep 13, 9:29 AM CDTRiver Flood WarningHGXHarris, Montgomery45 hr
Sep 13, 11:17 AM CDTSmall Craft AdvisoryHGX23 hr
Sep 13, 11:28 AM CDTInland Tropical Storm WarningHGXGrimes, Houston, Madison, Montgomery, Polk, San Jacinto and 2 more5 hr
Sep 13, 11:28 AM CDTTropical Storm WarningHGXBrazoria, Chambers, Galveston, Harris, Liberty5 hr
Sep 13, 11:46 AM CDTSpecial Marine WarningHGX59 min
Sep 13, 11:57 AM CDTFlash Flood WarningHGXGrimes, Harris, Liberty, Montgomery, Polk, San Jacinto and 3 more3 hr
Sep 13, 1:59 PM CDTRiver Flood WarningHGXHarris44 hr
Sep 13, 1:59 PM CDTRiver Flood WarningHGXHarris7 hr
Sep 13, 1:59 PM CDTRiver Flood WarningHGXHarris, Montgomery65 hr
Sep 13, 2:35 PM CDTFlash Flood WarningHGXHarris, Liberty, Montgomery, Polk, San Jacinto115 min
Sep 13, 4:34 PM CDTCoastal Flood StatementHGXBrazoria, Chambers, Galveston, Harris, Jackson, Liberty and 1 more46 hr
Sep 13, 4:37 PM CDTWind AdvisoryHGXHouston, Madison, Polk, San Jacinto, Trinity, Walker3 hr
Sep 13, 4:46 PM CDTTornado WarningHGXLiberty, Montgomery, Polk59 min
Sep 13, 4:47 PM CDTFlash Flood WarningHGXHarris, Liberty, Montgomery, Polk, San Jacinto112 min
Sep 13, 5:15 PM CDTRiver Flood WarningHGXHarris, Montgomery50 hr
Sep 13, 6:08 PM CDTRiver Flood WarningHGXHarris, Montgomery3 days

Nearby

Wind Advisories in Texas, 2008Every wind advisory in 2008

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.