Alert archive / Texas / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 9, NWS Corpus Christi, TX

February 24, 2004Jim Wells County, Nueces County, San Patricio County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Feb 24, 2004, 10:46 AM CST for Jim Wells County, Nueces County, San Patricio County, Texas. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Feb 24, 2004, 10:46 AM CST (16:46 UTC)
Expired
Feb 24, 2004, 11:45 AM CST
In force
59 min
Issued by
NWS Corpus Christi, TX
Area
Counties, with a storm outline in the text

Counties Jim Wells County, TX, Nueces County, TX, San Patricio County, TX

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 4.8 hours before the alert went out and 52 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 2004-02-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 580 joules per kilogram.LCLLFCEL10008507005003002001001 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, Corpus Christi, TX at 12:00Z on 2004-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 74 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
580 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
632 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
74 m²/s²
0-3 km storm-relative helicity
251 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KCRP 241646
SVRCRP
TXC249-355-409-241745-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1046 AM CST TUE FEB 24 2004

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN JIM WELLS COUNTY IN TEXAS
  NORTHWESTERN NUECES COUNTY IN TEXAS
  WESTERN SAN PATRICIO COUNTY IN TEXAS

* UNTIL 1145 AM CST

* AT 1036 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF ORANGE GROVE...OR ABOUT 11
  MILES NORTH OF ALICE...MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  6 MILES SOUTH OF SANDIA AROUND 1055 AM CST...

THIS SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING...
  HAIL UP TO THE SIZE OF NICKELS...
  WINDS UP TO 60 MILES AN HOUR...
  VERY HEAVY RAINFALL WHICH MAY CAUSE LOCALIZED FLOODING...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS.


LAT...LON 2805 9800 2772 9795 2776 9749 2810 9758
          2814 9776

$$

JM

What forecasters said that day

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

NWS Corpus Christi, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Feb 24, 9:45 AM CST, 1 hour 1 minute earlier.

Area forecast discussion, Feb 24, 9:45 AM CST, 1 hour 1 minute before
SOUTH TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
945 AM CST TUE FEB 24 2004

.DISCUSSION...VIGOROUS VORT MAX IN NRN MEXICO ALONG WITH IMPRESSIVE
UPR LVL DIFLUENCE AND MID LVL COOLING IS REALLY HELPING TO FIRE OFF
CONVECTION ACROSS SOUTH TX RIGHT NOW.  IDEAL WBZ VALUES AROUND 8000
FT WL MEAN HAIL WL BE THE GREATEST THREAT.  WL MENTION SEVERE ACROSS
THE ERN PORTIONS OF THE AREA FOR THIS MORNING AND INTO THE EARLY
AFTN.  EXPECT THE WESTERLY WIND SHIFT WHICH HAS ALREADY MOVED
THROUGH COTULLA AND LAREDO WL TEND TO END PCPN DURING THE AFTN.
MADE SOME ADJUSTMENTS TO THE WINDS AND LOWERED TEMPS A BIT GIVEN THE
CLOUD CVR AND PCPN.  NO SCA UNTIL TNT WHEN THE GRADIENT REALLY
INCREASES.

&&

.CRP...WATCHES/WARNINGS/ADVISORIES...NONE.

MB
Hazardous weather outlook, Feb 24, 10:15 AM CST, 31 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1015 AM CST TUE FEB 24 2004

GMZ230-235-250-255-270-275-TXZ229>234-239>247-251200-
ARANSAS-BAYS AND WATERWAYS FROM BAFFIN BAY TO PORT ARANSAS-
BAYS AND WATERWAYS FROM PORT ARANSAS TO PORT OCONNOR-BEE-CALHOUN-
COASTAL WATERS BAFFIN BAY TO PORT ARANSAS OUT 20 NM-
COASTAL WATERS PORT ARANSAS TO MATAGORDA SHIP CHANNEL OUT 20 NM-
DUVAL-GOLIAD-JIM WELLS-KLEBERG-LASALLE-LIVE OAK-MCMULLEN-NUECES-
REFUGIO-SAN PATRICIO-VICTORIA-
WATERS BAFFIN BAY TO PORT ARANSAS 20 TO 60 NM-
WATERS PORT ARANSAS TO MATAGORDA SHIP CHANNEL 20 TO 60 NM-WEBB-
1015 AM CST TUE FEB 24 2004

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS.

.DAY ONE...TODAY AND TONIGHT

A STRONG UPPER LEVEL DISTURBANCE WILL MOVE THROUGH TEXAS TODAY AND
PRODUCE SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS ACROSS SOUTH
TEXAS.  SOME OF THE THUNDERSTORMS THAT MOVE THROUGH THE COASTAL BEND
WILL CONTAIN LARGE HAIL...GUSTY WINDS UP TO 70 MPH AND LOCALLY HEAVY
RAIN BETWEEN ONE AND TWO INCHES. THE STRONG TO SEVERE THUNDERSTORMS
WILL MOVE QUICKLY EAST THROUGH THE LATE MORNING AND EARLY AFTERNOON
HOURS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A STRONG COLD FRONT WILL MOVE OFFSHORE LATE TONIGHT PROVIDING BREEZY
TO WINDY CONDITIONS ACROSS THE REGION WEDNESDAY. SMALL CRAFT
ADVISORY CONDITIONS ARE EXPECTED LATE TUESDAY NIGHT AND WEDNESDAY
WITH WINDS APPROACHING GALE FORCE OVER THE OFFSHORE WATERS.
OVERNIGHT LOWS MAY APPROACH FREEZING THURSDAY MORNING ACROSS
NORTHWESTERN SECTIONS FROM COTULLA TO TILDEN AS HIGH PRESSURE
SETTLES INTO THE REGION.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS RECOMMENDED...ESPECIALLY FOR THE EASTERN
PORTIONS OF THE COASTAL BEND.

MB

In the hours before

Special weather statement, Feb 24, 9:36 AM CST, 1 hour 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
936 AM CST TUE FEB 24 2004

TXZ239-240-241630-
DUVAL-WEBB-
936 AM CST TUE FEB 24 2004

...SIGNIFICANT WEATHER ALERT FOR SMALL HAIL 40 TO 50 MPH WINDS FOR
DUVAL AND WEBB COUNTIES THROUGH 1030 AM CST...

AT 936 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS ALONG THE WEBB DUVAL COUNTY LINE MOVING
EAST AT 30 MPH.

PERSONS IN THE COMMUNITIES OF FREER AND BENAVIDES ARE IN THE PATH OF
THESE STORMS.

JM

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 23, 11:12 PM CSTSevere Thunderstorm WarningCRPLa Salle48 min
Feb 23, 11:55 PM CSTFlash Flood WarningCRPLa Salle, Victoria233 days
Feb 24, 12:04 AM CSTSevere Thunderstorm WarningCRPLa Salle41 min
Feb 24, 12:48 AM CSTSevere Thunderstorm WarningCRPLa Salle57 min
Feb 24, 1:00 AM CSTSevere Thunderstorm WarningCRPWebb60 min
Feb 24, 9:41 AM CSTSevere Thunderstorm WarningCRPDuval64 min
Feb 24, 10:06 AM CSTSevere Thunderstorm WarningCRPJim Wells39 min
Feb 24, 10:25 AM CSTSevere Thunderstorm WarningCRPRefugio50 min
Feb 24, 10:55 AM CSTSpecial Marine WarningCRP3 hr
Feb 24, 11:38 AM CSTSevere Thunderstorm WarningCRPNueces37 min
Feb 24, 12:43 PM CSTSpecial Marine WarningCRP2 hr
Feb 24, 3:53 PM CSTSevere Thunderstorm WarningCRPWebb52 min

Nearby

Severe Thunderstorm Warnings in Texas, 2004Every severe thunderstorm warning in 2004

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.