Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 2, NWS Corpus Christi, TX

March 30, 2002Victoria County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Mar 30, 2002, 3:06 PM CST for Victoria County, Texas. It was in force for 39 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
Mar 30, 2002, 3:06 PM CST (21:06 UTC)
Expired
Mar 30, 2002, 3:45 PM CST
In force
39 min
Issued by
NWS Corpus Christi, TX
Area
Counties, with a storm outline in the text

County Victoria County, TX

The radar

The Austin/San Antonio radar (KEWX), 128 km from the middle of the area, began a volume at 21:08 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.

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, 9.1 hours before the alert went out and 142 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 2002-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2002-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 176 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2462 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
176 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

906 
WUUS54 KCRP 302106
SVRCRP
TXC469-302145-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
302 PM CST SAT MAR 30 2002

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN VICTORIA COUNTY IN TEXAS

* UNTIL 345 PM CST

* AT 258 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER EXTREME NORTH CENTRAL VICTORIA COUNTY...OR
  ABOUT 13 MILES NORTH OF VICTORIA...MOVING NORTHEAST AT 20 MPH.     
  OTHER INTENSIFYING STORMS ARE ALSO DEVELOPING ACROSS NORTHWEST     
  VICTORIA COUNTY. THESE MAY ALSO BECOME SEVERE.   

THIS SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING HAIL UP TO NICKEL 
SIZE.


LAT...LON 2896 9715 2886 9696 2898 9684 2910 9698

PURPURA

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 Mar 30, 2:43 PM CST, 23 minutes earlier.

Area forecast discussion, Mar 30, 2:43 PM CST, 23 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
200 PM CST SAT MAR 30 2002

SHORT-TERM...TWO THINGS TO FOCUS ON THIS AFTERNOON...THE CONVECTION
DEVELOPING IN THE NORTHERN COUNTIES AND THEN THE WINDS IN THE
EASTERN COUNTIES.   LATEST 88D IMAGERY SHOWS THE SHOWERS DEVELOPING
OVER PORTIONS OF REFUGIO COUNTY.  THESE STORMS ARE FORMING ALONG THE
INTERSECTION OF THE DRY LINE AND THE SEABREEZE FRONT.  WILL KEEP LOW
END CHANCE POPS FOR THE NORTHEAST ZONES TONIGHT. WINDS WILL
GRADUALLY TAPER OFF TONIGHT AS SURFACE  LOW PRESSURE IN EAST CENTRAL
TEXAS CONTINUES TO DEVELOP EAST.  THE ASSOCIATED PACIFIC COLD FRONT
WILL MOVE ACROSS MUCH OF THE FORECAST AREA OVERNIGHT AND OFF THE
COAST EARLY SUNDAY MORNING.  WINDS WILL START IN THE BREEZY CATEGORY
EARLY TONIGHT AND BECOME LIGHT BEFORE THE SHIFT TO NORTHWEST.  WITH
THE LIGHT WINDS...PLACES IN THE NORTH(ESPECIALLY WHERE RAINFALL
OCCURS) AND EAST MAY SEE SOME PATCHY FOG BEFORE SUNRISE.  AS FOR
TEMPS... OVERNIGHT LOWS IN THE 70S WERE COMMON LAST NIGHT.  LOWS
WILL BE CLOSER TO NORMAL THE NEXT TWO NIGHT.  READINGS WILL BE IN
THE UPPER 50S AND LOWER 60S.  DAYTIME HIGHS WILL ALSO BE NEAR NORMAL
WITH HIGHS RANGING FROM THE MID 70S TO THE MID 80S.

THE PROGRESSIVE UPPER PATTERN WILL CONTINUE THROUGH THIS FORECAST
CYCLE.  THE CLOSED LOW OVER CENTRAL TEXAS WILL CONTINUE TO LIFT
NORTHEAST AND WEAKEN.  AS A RESULT...BRIEF NORTHWEST FLOW WILL SET
UP TONIGHT ACROSS THE FORECAST AREA AND GIVE WAY TO NEAR ZONAL FLOW
MONDAY AND TUESDAY. A WEAK MIDLEVEL SHORTWAVE WILL HELP TO BRING A
BOUNDARY THROUGH THE FORECAST AREA ON WEDNESDAY.  AT THIS TIME WILL
ONLY INCREASE THE CLOUDS.  BY THURSDAY...WEAK LIFT AND INCREASING
MOISTURE COULD PRODUCE SOME LIGHT RAIN.  THE MRF HINTS AT THE
FORMATION OF A COASTAL TROUGH DURING THIS TIME WILL KEEP RAIN
CHANCES THROUGH SATURDAY.

MARINE...GALE WARNING WILL BE LOWERED TO SCA FOR EARLY TONIGHT.
AFTER EARLY TONIGHT...WINDS DIMINISH BELOW SCA CRITERION...BUT SCA
WILL AGAIN BE IN EFFECT FOR SUNDAY. DRYLINE CURRENTLY FROM NORTHEAST
LIVE OAK-SOUTHWEST DUVAL LINE IN CWA WILL BEGIN TO MOVE TWD COAST BY
THIS EVENING AT WHICH POINT IT WILL BECOME NEARLY STATIONARY JUST
ONSHORE. OVERNIGHT THE TRUE FRONT WILL MOVE ACROSS THE COASTAL
AREAS, SWITCHING THE WINDS FROM SOUTHWEST TO WEST...TO NORTH TO
NORTHWEST...AND INCREASING THE OFFSHORE FLOW TO SCA LEVELS DURING
THE DAY SUNDAY.

PRELIMINARY NUMBERS:
CRP BB 060/083 056/080 061 -0000
VCT BB 057/080 050/076 058 10000
LRD BB 063/087 058/084 062 00000

.CRP...SCA EARLY TONIGHT AND AGAIN ON SUNDAY ALL MARINE ZONES.

78/70

In the hours before

Special weather statement, Mar 30, 10:00 AM CST, 5 hours 6 minutes before
TXZ232>234-245>247-302345-

SOUTH TEXAS THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1000 AM CST SAT MAR 30 2002

...ISOLATED SEVERE THUNDERSTORMS POSSIBLE THROUGH THIS EVENING OVER
THE CROSSROADS REGION AND THE NORTHERN COASTAL BEND...

ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EARLY
THIS EVENING ALONG AND NORTH OF A SKIDMORE TO ROCKPORT LINE.  THIS
INCLUDES THE CITIES OF VICTORIA...BEEVILLE...GOLIAD...AND REFUGIO.
THE MAIN THREAT FROM THESE STORMS WILL BE DAMAGING WIND AND SOME
HAIL.

THE COMBINATION OF AFTERNOON HEATING...AN APPROACHING DRY LINE...AND
A PASSING STRONG UPPER LEVEL LOW COULD TRIGGER STRONG TO SEVERE
THUNDERSTORMS THIS AFTERNOON.  PERSONS IN THE VICTORIA CROSSROADS
REGION AND THE NORTHERN COASTAL BEND SHOULD BE AWARE OF THE
THUNDERSTORM THREAT...AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS FROM YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE.

FOR THE LATEST WEATHER FORECASTS AND WARNINGS...CHECK OUR WEB SITE AT
HTTP://WWW.SRH.NOAA.GOV/CRP

78

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 5:02 PM CSTSevere Thunderstorm WarningCRPVictoria43 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm warning in 2002

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.