Alert archive / Texas / Wind Advisories in 2009

Wind Advisory 21, NWS Corpus Christi, TX

May 8, 20099 counties in Texas

NWS Corpus Christi, TX issued this wind advisory at May 8, 2009, 1:14 PM CDT for 9 counties in Texas. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 8, 2009, 1:14 PM CDT (18:14 UTC)
Expired
May 8, 2009, 6:00 PM CDT
In force
5 hr
Issued by
NWS Corpus Christi, TX

Counties Aransas County, TX, Bee County, TX, Calhoun County, TX, Goliad County, TX, Kleberg County, TX, Nueces County, TX, Refugio County, TX, San Patricio County, TX, Victoria County, TX

The radar

The Corpus Christi radar (KCRP), 51 km from the middle of the area, began a volume at 18:11 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

Corpus Christi, TX (KCRP), launched 12:00Z, 6.2 hours before the alert went out and 53 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, Corpus Christi, TX at 12:00Z on 2009-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1973 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, Corpus Christi, TX at 12:00Z on 2009-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.193958Sfc1 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
1973 J/kg
Mixed-layer CIN
-239 J/kg
Mixed-layer LCL
698 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
184 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

000 
WWUS74 KCRP 081814
NPWCRP

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
114 PM CDT FRI MAY 8 2009

TXZ232>234-242>247-082300-
/O.NEW.KCRP.WI.Y.0021.090508T1814Z-090508T2300Z/
BEE-GOLIAD-VICTORIA-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-
CALHOUN-
INCLUDING THE CITIES OF...BEEVILLE...SKIDMORE...GOLIAD...
VICTORIA...KINGSVILLE...CORPUS CHRISTI...ROBSTOWN...
PORT ARANSAS...PORTLAND...INGLESIDE...ARANSAS PASS...SINTON...
MATHIS...ROCKPORT...REFUGIO...WOODSBORO...PORT LAVACA...
PORT OCONNOR...SEADRIFT
114 PM CDT FRI MAY 8 2009

...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CDT THIS EVENING. 

SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS OF AROUND 40 MPH CAN BE
EXPECTED ACROSS THE ADVISORY AREA. WINDS WILL DECREASE BY EARLY
EVENING AS DAYTIME HEATING ENDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS ARE EXPECTED TO
BE 25 TO 39 MPH OR HAVE GUSTS TO AROUND 40 MPH OR HIGHER.

SECURE LAWN FURNITURE...GARBAGE CANS...OR OTHER OBJECTS THAT
COULD BE BLOWN AROUND BY THE STRONG WINDS. THE STRONG WINDS WILL
ALSO CAUSE PROBLEMS WITH HIGH PROFILE VEHICLES AND FOR
UNSUPPORTED WALLS AT CONSTRUCTION SITES.

&&

$$

TXZ239>241-090000-
/O.CON.KCRP.HT.Y.0001.090508T1900Z-090509T0000Z/
WEBB-DUVAL-JIM WELLS-
INCLUDING THE CITIES OF...LAREDO...RIO BRAVO...FREER...
BENAVIDES...SAN DIEGO...ALICE...PREMONT
114 PM CDT FRI MAY 8 2009

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

A HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

THE COMBINATION OF RELATIVE HUMIDITY AND VERY HOT TEMPERATURES OF
102 TO 108 DEGREES WILL LEAD TO HEAT INDEX VALUES OF 108 TO
114 DEGREES ACROSS THE ADVISORY AREA THIS AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HEAT ADVISORY IS ISSUED WHEN THE HEAT INDEX IS FORECAST TO
REACH 110 DEGREES OR HIGHER FOR TWO HOURS OR MORE.

RESIDENTS SHOULD REDUCE OR ELIMINATE OUTDOOR ACTIVITIES. DRINK
PLENTY OF WATER OR OTHER NON-ALCOHOLIC BEVERAGES. WEAR LIGHT
COLORED AND LIGHTWEIGHT CLOTHING. ALSO IF POSSIBLE...SPEND MORE
TIME IN AN AIR CONDITIONED ENVIRONMENT.

&&

$$

TE

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 4:08 AM CDTSmall Craft AdvisoryCRP41 hr

Nearby

Wind Advisories in Texas, 2009Every wind advisory in 2009

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.