Alert archive / Texas / Tornado Warnings in 1998

Tornado Warning 16, NWS Corpus Christi, TX

September 22, 1998Nueces County, Texas

NWS Corpus Christi, TX issued this tornado warning at Sep 22, 1998, 11:52 AM CDT for Nueces County, Texas. It was in force for 33 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
Sep 22, 1998, 11:52 AM CDT (16:52 UTC)
Expired
Sep 22, 1998, 12:25 PM CDT
In force
33 min
Issued by
NWS Corpus Christi, TX
Area
Whole counties

County Nueces County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 4.9 hours before the alert went out and 17 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 1998-09-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3430 joules per kilogram.LCLEL10008507005003002001001 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 1998-09-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 square meters per square second.1939Sfc1 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
3430 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
500 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
-0.2
Supercell composite
-1.3

Open this sounding in Storm Lab

The text

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

438 
WFUS1 KCRP 221651 RRA
TORCRP
TXC355-221725-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1152 AM CDT TUE SEP 22 1998

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* TORNADO WARNING FOR...
  NUECES COUNTY IN SOUTH CENTRAL TEXAS

* UNTIL 1225 PM CDT

* AT 1155 AM CDT...NATIONAL WEATHER SERVICE PERSONNEL SPOTTED A
TORNADO NORTHEAST OF THE CORPUS CHRISTI INTERNATIONAL AIRPORT...
MOVING WEST 10 MPH.

THE COMMUNITIES OF CALALLEN...AND ODEM ARE IN THE PATH OF THIS
STORM.

* IF YOU ARE IN THESE AREAS... SEEK SAFETY IN A SMALL INTERIOR ROOM
AWAY FROM WINDOWS. A BASEMENT OFFERS THE BEST PROTECTION. SEVERE
THUNDERSTORMS WILL OCCASIONALLY PRODUCE TORNADOES.

IF YOU ARE CAUGHT OUTSIDE...SEEK SAFETY IN A NEARBY STURDY
BUILDING. AS A LAST RESORT... SEEK REFUGE IN A CULVERT...
DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. BEWARE
THE THREAT OF RISING WATER.

&

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 Sep 22, 9:35 AM CDT, 2 hours 17 minutes earlier.

Area forecast discussion, Sep 22, 9:35 AM CDT, 2 hours 17 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
935 AM CDT TUE SEP 22 1998

CRP/DRT SOUNDINGS CONTINUE TO IMPLY A MOIST/UNSTABLE ATMOSPHERE OVR
THE CROSSROADS/COASTAL BEND AND A RELATIVELY DRY/STABLE ENVIRONMENT
OVR THE RIO GRANDE PLAINS. HWR INSTABILITY AT CRP HAS INCREASED
SGFNTLY TDA OVR YDA WITH CAPE...USING SHARP AND BASED ON THE
CONSERVATIVE MEAN LOW LVL PARCEL...STILL ABV 2500 J/KG. EXPECT SEA
BRZ TO TRIGGER SCT CONVECTION OVR THE COASTAL BEND/CROSSROADS THIS
AFTN. SUGGEST INCRG POPS TO 30% OVR THE COASTAL BEND/CROSSROADS...20%
OVR DUVAL/ MCMULLEN...AND NO POPS OVR WEBB/LA SALLE. NO OTR SGFNT
CHGS.

87

Nearby

Tornado Warnings in Texas, 1998Every tornado warning in 1998Tornadoes in 1998

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.