Alert archive / Texas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 6, NWS Corpus Christi, TX

February 15, 2003Jim Wells County, Kleberg County, Nueces County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Feb 15, 2003, 7:45 PM CST for Jim Wells County, Kleberg County, Nueces County, Texas. It was in force for 60 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 15, 2003, 7:45 PM CST (01:45 UTC)
Expired
Feb 15, 2003, 8:45 PM CST
In force
60 min
Issued by
NWS Corpus Christi, TX
Area
Counties, with a storm outline in the text

Counties Jim Wells County, TX, Kleberg County, TX, Nueces County, TX

The radar

The Corpus Christi radar (KCRP), 50 km from the middle of the area, began a volume at 01:45 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 00:00Z, 1.8 hours before the alert went out and 62 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 00:00Z on 2003-02-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 455 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 00:00Z on 2003-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 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
455 J/kg
Mixed-layer CIN
-67 J/kg
Mixed-layer LCL
995 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
-31 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.3

Open this sounding in Storm Lab

The text

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

479 
WUUS54 KCRP 160145
SVRCRP
TXC249-273-355-160245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
745 PM CST SAT FEB 15 2003

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN JIM WELLS COUNTY IN TEXAS
  WESTERN KLEBERG COUNTY IN TEXAS
  SOUTHWESTERN NUECES COUNTY IN TEXAS

* UNTIL 845 PM CST

* AT 740 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 8 MILES NORTHWEST OF BISHOP...OR ABOUT 9 MILES
  NORTHWEST OF KINGSVILLE...MOVING SOUTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  5 MILES SOUTHWEST OF BISHOP AROUND 800 PM CST...
  OVER KINGSVILLE AROUND 810 PM CST...
  4 MILES NORTHEAST OF RICARDO AROUND 825 PM CST...
  8 MILES NORTHEAST OF RIVIERA AROUND 845 PM CST...

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

LAT...LON 2780 9784 2754 9823 2715 9820 2734 9754

$$

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 15, 2:30 PM CST, 5 hours 15 minutes earlier.

Area forecast discussion, Feb 15, 2:30 PM CST, 5 hours 15 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
230 PM CST SAT FEB 15 2003

SHORT-TERM (TONIGHT THROUGH SATURDAY NIGHT)...MAIN CONCERN IS LATE
AFTERNOON AND EARLY EVENING SHOWERS/THUNDERSTORMS. AT THIS
TIME...WILL LEAVE OUT THE MENTION OF SEVERE BUT IF RADAR TRENDS
INDICATE BEFORE ISSUANCE...WILL NOT HESITATE TO DO SO.  FRONT SHOULD
BE THROUGH INLAND CWFA BY 10 PM AND OFFSHORE WATERS SHORTLY AFTER
MIDNIGHT IF NOT BEFORE THEN. SCA WILL BE NEEDED IN WAKE OF
FRONT...AND WILL MENTION SHOWERS/THUNDER JUST AHEAD OF IT. NO
SIGNIFICANT WEATHER BESIDES WINDS ON SUNDAY...BEFORE DYING DOWN ON
SATURDAY NIGHT AS HIGH PRESSURE SETTLES IN.  BREEZY/WINDY AT LEAST
EARLY PART OF SUNDAY EASTERN 1/2 BEFORE HIGH STARTS TO SETTLE IN.
WILL LEAN MORE TOWARD AVN-MOS TONIGHT THEN DO A BLEND OF MOS
GUIDANCE FOR THE LAST TWO PERIODS.

LONG-TERM (12Z MON THROUGH SAT)...PLEASANT WX IN STORE FOR MON/TUE
AS ZONAL FLOW ALOFT AND SFC HIGH PRES WILL CONT A SUBSIDENT/DRY
AIRMASS. THE SFC HIGH WILL SHIFT E THRU TUE ALLOWING AN ONSHORE FLOW
TO DVLP...WHICH WILL BRING INCREASING MOISTURE/CLOUDS AND WAA. A
COASTAL TROF DVLPS BY TUE NITE/WED. THIS COMBINED WITH INCREASING
PWATS...ISENTROPIC LIFT AND AN APPROACHING S/WV WILL PRODUCE PRECIP.
AVN SHOWS A MUCH BETTER CHC FOR PRECIP THAN PREVIOUS RUNS.
HOWEVER...DUE TO INCONSISTENCY WITH EACH MODEL RUN OF TIMING OF
PRECIP AND STRENGTH OF DYNAMICS...WILL KEEP SLGT CHC FOR NOW FOR
WED/THU. LATEST GFS SHOWS CLRG BY FRI AFT BEHIND A STRONG CF.
HOWEVER...FRI MORN STILL LOOKS TO BE WET SO WILL LEAVE SLGT CHC.
COOLER TEMPS EXPECTED FRI NITE/SAT BEHIND CF.

PRELIMS...1ST PERIOD POPS SUBJECT TO ADJUSTMENTS
CRP BU 045/059 036/064 048 86300
VCT BU 041/057 034/063 043 86300
LRD BU 046/063 039/068 046 86100

.CRP...SCA230-235-250-255-270-275.

86/GW..SHORT-TERM
81/TE..LONG-TERM
Hazardous weather outlook, Feb 15, 11:28 AM CST, 8 hours 17 minutes before
TXZ229>234-239>247-161200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1128 AM CST SAT FEB 15 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH TEXAS.

.DAY ONE...TODAY AND TONIGHT
THERE IS A CHANCE OF SHOWERS AND A FEW THUNDERSTORMS LATE THIS
AFTERNOON AND EARLY THIS EVENING...AS THE ATMOSPHERE DESTABILIZES...
DAYTIME HEATING CONTINUES...AND A COLD FRONT APPROACHES THE AREA.
THE MOST LIKELY AREA FOR THUNDERSTORMS TO FORM WOULD BE SOUTH AND
EAST OF A ROCKPORT TO MATHIS TO FREER LINE...WITH MAINLY SHOWERS
NORTH OF THAT AREA.  ANY THUNDERSTORMS WHICH FORM LATE THIS
AFTERNOON AND EARLY THIS EVENING HAVE THE POTENTIAL OF PRODUCING AT
LEAST SMALL HAIL...IF THE ATMOSPHERE HAS TIME TO RECOVER FROM THE
SHOWER AND THUNDERSTORM ACTIVITY EARLIER THIS MORNING.

A COLD FRONT WILL MOVE THROUGH THIS EVENING AND SMALL CRAFT
ADVISORIES WILL BE REQUIRED FOR THE WATERS DUE TO THE STRONG NORTH
WINDS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...
SMALL CRAFT ADVISORIES WILL LIKELY CONTINUE THROUGH SUNDAY...AS A
STRONG OFFSHORE FLOW PREVAILS BEHIND A COLD FRONT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED LATE THIS AFTERNOON AND EARLY
THIS EVENING.

GW

Nearby

Severe Thunderstorm Warnings in Texas, 2003Every severe thunderstorm warning in 2003

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.