Alert archive / Texas / Tornado Warnings in 2010

Tornado Warning 5, NWS Corpus Christi, TX

April 17, 2010Kleberg County, Texas

NWS Corpus Christi, TX issued this tornado warning at Apr 17, 2010, 5:11 PM CDT for Kleberg County, Texas. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 17, 2010, 5:11 PM CDT (22:11 UTC)
Expired
Apr 17, 2010, 6:00 PM CDT
In force
49 min
Issued by
NWS Corpus Christi, TX
Area
Storm-based polygon

County Kleberg County, TX

The radar

The Corpus Christi radar (KCRP), 43 km from the middle of the area, began a volume at 22:13 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, 10.2 hours before the alert went out and 47 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 2010-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 898 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 2010-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 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
898 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
533 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this tornado 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 tornado warning went out at Apr 17, 4:21 PM CDT, 50 minutes earlier.

Area forecast discussion, Apr 17, 4:21 PM CDT, 50 minutes before
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Hazardous weather outlook, Apr 17, 4:45 AM CDT, 12 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
445 AM CDT SAT APR 17 2010

GMZ230-235-250-255-270-275-TXZ229>234-239>247-181100-
BAYS AND WATERWAYS FROM BAFFIN BAY TO PORT ARANSAS-
BAYS AND WATERWAYS FROM PORT ARANSAS TO PORT O'CONNOR-
COASTAL WATERS FROM BAFFIN BAY TO PORT ARANSAS OUT 20 NM-
COASTAL WATERS FROM PORT ARANSAS TO MATAGORDA SHIP CHANNEL OUT
20 NM-WATERS FROM BAFFIN BAY TO PORT ARANSAS FROM 20 TO 60 NM-
WATERS FROM PORT ARANSAS TO MATAGORDA SHIP CHANNEL FROM 20 TO
60 NM-LA SALLE-MCMULLEN-LIVE OAK-BEE-GOLIAD-VICTORIA-WEBB-DUVAL-
JIM WELLS-KLEBERG-NUECES-SAN PATRICIO-ARANSAS-REFUGIO-CALHOUN-
445 AM CDT SAT APR 17 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS AND THE MIDDLE
TEXAS COASTAL WATERS.

.DAY ONE...TODAY AND TONIGHT

A FLASH FLOOD WATCH IS IN EFFECT THROUGH THIS EVENING FOR MUCH OF
SOUTH TEXAS. NUMEROUS TO WIDESPREAD SHOWERS AND THUNDERSTORMS
WILL OCCUR AGAIN TODAY THROUGH THIS EVENING...WITH THE APPROACH OF
ANOTHER UPPER LEVEL DISTURBANCE. THESE SHOWERS AND THUNDERSTORMS
WILL BE SLOW MOVING AND CAPABLE OF PRODUCING HEAVY RAINFALL.
GENERALLY...1/2 TO 2 INCHES OF RAINFALL IS EXPECTED ACROSS SOUTH
TEXAS TODAY THROUGH TONIGHT...HOWEVER ISOLATED POCKETS OF 3 TO 5
INCHES ARE POSSIBLE IN LOCALLY HEAVIER RAINFALL. DUE TO THE
SATURATED GROUNDS FROM RECENT RAINFALL THIS WEEK...ADDITIONAL
RAINFALL OF THESE AMOUNTS MAY PRODUCE FLASH FLOODING.

IN ADDITION...A FEW OF THE STRONGER STORMS MAY PRODUCE WIND GUSTS
UP TO 40 MPH AND SMALL HAIL.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THERE WILL BE A SLIGHT CHANCE FOR SHOWERS AND THUNDERSTORMS ON
SUNDAY MAINLY EAST OF HIGHWAY 281. NO SEVERE WEATHER IS
ANTICIPATED...BUT DUE TO THE RECENT HEAVY RAINFALL ISOLATED FLOODING
WILL BE THE MAIN THREAT...ALTHOUGH THE CONCERN WILL BE SLIGHTLY
DIMINISHED DUE TO THE DRIER AIR EXPECTED TO ENTER THE AREA. THERE IS
A SLIGHT CHANCE FOR THUNDERSTORMS ON TUESDAY...WITH ANOTHER CHANCE
FOR THUNDERSTORMS ON THURSDAY AND FRIDAY. AT THIS TIME...NO
ORGANIZED SEVERE WEATHER IS ANTICIPATED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

JR/GW

In the hours before

Local storm report, Apr 17, 2:36 PM CDT, 2 hours 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
236 PM CDT SAT APR 17 2010

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

0234 PM     FLASH FLOOD      4 SE CALLIHAM           28.42N 98.31W
04/17/2010                   LIVE OAK           TX   LAW ENFORCEMENT

            MCMULLEN COUNTY SHERRIF REPORTED WATER ONCE AGAIN
            COVERING THE ROAD ON HIGHWAY 72 NEAR THE PRISON.

&&

GRANTHAM
Special weather statement, Apr 17, 2:46 PM CDT, 2 hours 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
246 PM CDT SAT APR 17 2010

TXZ241-243-244-172045-
JIM WELLS-NUECES-SAN PATRICIO-
246 PM CDT SAT APR 17 2010

...A STRONG THUNDERSTORM WAS AFFECTING JIM WELLS...NUECES AND SAN
PATRICIO COUNTIES...

AT 240 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR BLUNTZER...OR 10 MILES NORTHWEST OF
ROBSTOWN WITH VERY LITTLE MOVEMENT.

PEOPLE IN NORTHEASTERN JIM WELLS...NORTHWESTERN NUECES AND WESTERN
SAN PATRICIO COUNTIES...INCLUDING THE CITIES OF BLUNTZER AND SAN
PATRICIO...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR
POSSIBLE WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD
SEVERE WEATHER THREATEN.

DIME TO PENNY SIZE HAIL...AND WINDS AROUND 40 MPH ARE EXPECTED WITH
THIS STORM.

RG
Local storm report, Apr 17, 3:49 PM CDT, 1 hour 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
349 PM CDT SAT APR 17 2010

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

0339 PM     FUNNEL CLOUD     5 SE AGUA DULCE         27.73N 97.85W
04/17/2010                   NUECES             TX   TRAINED SPOTTER

            ROTATING WALL CLOUD PRODUCED A SHORT LIVED FUNNEL CLOUD
            NEAR THE INTERSECTION OF FM 665 AND FM 666.

&&

GRANTHAM
Local storm report, Apr 17, 4:11 PM CDT, 1 hour before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
411 PM CDT SAT APR 17 2010

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

0358 PM     HAIL             5 SSE AGUA DULCE        27.71N 97.88W
04/17/2010  E0.88 INCH       NUECES             TX   TRAINED SPOTTER

            PEA TO NICKEL SIZED HAIL FALLING NEAR THE INTERSECTION OF
            FM 70 AND FM 665.

&&

GRANTHAM
Local storm report, Apr 17, 4:14 PM CDT, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
414 PM CDT SAT APR 17 2010

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

0409 PM     FUNNEL CLOUD     8 S AGUA DULCE          27.67N 97.91W
04/17/2010                   NUECES             TX   TRAINED SPOTTER

            TRAINED SPOTTER REPORTED A WALL CLOUD AND FUNNEL CLOUD 10
            MILES NORTHWEST OF BISHOP.

&&

GRANTHAM

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 7:52 PM CDTRiver Flood WarningCRPCalhoun, Victoria11 days
Apr 16, 8:49 PM CDTAreal Flood WarningCRPJim Wells4 hr
Apr 16, 9:05 PM CDTAreal Flood WarningCRPBee, Refugio, San Patricio4 hr
Apr 17, 7:10 AM CDTFlash Flood WarningCRPLive Oak, McMullen110 min
Apr 17, 8:57 AM CDTFlash Flood WarningCRPLive Oak, McMullen108 min
Apr 17, 10:52 AM CDTAreal Flood WarningCRPLive Oak, McMullen3 hr
Apr 17, 1:36 PM CDTFlash Flood WarningCRPLive Oak, McMullen114 min
Apr 17, 2:20 PM CDTFlash Flood WarningCRPGoliad, Victoria115 min
Apr 17, 2:28 PM CDTFlash Flood WarningCRPJim Wells, Nueces, San Patricio2 hr
Apr 17, 2:47 PM CDTFlash Flood WarningCRPVictoria118 min
Apr 17, 2:50 PM CDTSevere Thunderstorm WarningCRPJim Wells, Nueces, San Patricio40 min
Apr 17, 3:09 PM CDTTornado WarningCRPJim Wells, Nueces, San Patricio36 min
Apr 17, 3:20 PM CDTFlash Flood WarningCRPLive Oak, McMullen, San Patricio69 min
Apr 17, 3:28 PM CDTTornado WarningCRPJim Wells, Nueces62 min
Apr 17, 3:35 PM CDTFlash Flood WarningCRPJim Wells, Nueces2 hr
Apr 17, 3:52 PM CDTTornado WarningCRPKleberg, Nueces23 min
Apr 17, 4:00 PM CDTSevere Thunderstorm WarningCRPDuval, Jim Wells, Live Oak, McMullen45 min
Apr 17, 4:17 PM CDTTornado WarningCRPKleberg, Nueces58 min
Apr 17, 4:37 PM CDTAreal Flood WarningCRPLive Oak, McMullen6 hr
Apr 17, 4:41 PM CDTSevere Thunderstorm WarningCRPDuval, Jim Wells, Live Oak, Nueces, Webb38 min
Apr 17, 5:12 PM CDTSevere Thunderstorm WarningCRPDuval, Jim Wells, Kleberg48 min
Apr 17, 5:14 PM CDTFlash Flood WarningCRPDuval, Jim Wells, Kleberg2 hr
Apr 17, 5:59 PM CDTSevere Thunderstorm WarningCRPKleberg31 min

Nearby

Tornado Warnings in Texas, 2010Every tornado warning in 2010Tornadoes in 2010

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.