Alert archive / Texas / Tornado Warnings in 1993

Tornado Warning 1, NWS Lake Charles, LA

February 15, 1993Nacogdoches County, Texas

NWS Lake Charles, LA issued this tornado warning at Feb 15, 1993, 4:42 PM CST for Nacogdoches County, Texas. It was in force for 48 min.

The area

The counties it named.

The facts

Issued
Feb 15, 1993, 4:42 PM CST (22:42 UTC)
Expired
Feb 15, 1993, 5:30 PM CST
In force
48 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Nacogdoches County, TX

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 10.7 hours before the alert went out and 82 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, Longview/Gregg, TX at 12:00Z on 1993-02-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Longview/Gregg, TX at 12:00Z on 1993-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 759 square meters per square second.1939587897117Sfc1 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
735 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
759 m²/s²
0-3 km storm-relative helicity
879 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.

000 
TTAA00 KBPT 152242
TORBPT
TXC347-152330-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PORT ARTHUR TX
442 PM CST MON FEB 15 1993
 
THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  530 PM CST
FOR PERSONS IN THE FOLLOWING COUNTIES...
 
IN EAST TEXAS
 
   ...NORTHERN NACOGDOCHES COUNTY
 
AT 440 PM...NATIONAL WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM
WITH A POSSIBLE TORNADO NEAR ALTO IN CHEROKEE COUNTY MOVING TO THE EAST
AT 45 MILES AN HOUR. PERSONS IN THE COMMUNITIES OF DOUGLASS...
CUSHING...AND NACOGDOCHES SHOULD SEEK SHELTER IMMEDIATELY.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
 
NNNN

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.

In the hours before

Special weather statement, Feb 15, 12:53 PM CST, 3 hours 49 minutes before
TXZ033-152000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
1253 PM CST MON FEB 15 1993

...A TORNADO WATCH IS IN EFFECT UNTIL 500 PM FOR THE EAST TEXAS LAKES
AREA...

COUNTIES IN THE WATCH AREA INCLUDE...ANGELINA...CHEROKEE..HOUSTON...
NACOGDOCHES...SABINE...SAN AUGUSTINE...AND TRINITY.

AT 1250 PM...NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF
THUNDERSTORMS EXTENDING FROM SHREVEPORT...THROUGH LONGVIEW AND TYLER...
TO JUST EAST OF WACO.  THE STRONGEST THUNDERSTORMS WERE NOTED
30 MILES EAST OF WACO AND 30 MILES SOUTHWEST OF TYLER.

THE INDIVIDUAL STORMS WERE MOVING TO THE NORTHEAST AT 45 MILES AN HOUR
WHILE THE LINE WAS DRIFTING SOUTHEAST AT 15 MILES AN HOUR.

LARGE HAIL...DAMAGING WINDS...HEAVY RAIN...DANGEROUS LIGHTNING AND
POSSIBLY TORNADOES COULD OCCUR WITH THESE THUNDERSTORMS THROUGH THE
AFTERNOON.  PERSONS IN THE EAST TEXAS LAKES AREA SHOULD BE PREPARED TO
MOVE TO SHELTER QUICKLY IF SEVERE WEAThHER THREATENS.

STAY TUNED TO NOAA WEATHER RADIO OR THIS STATION FOR FURTHER UPDATES OR
POSSIBLE WARNINGS.

NNNN
Special weather statement, Feb 15, 2:46 PM CST, 1 hour 56 minutes before
TXZ033-152145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
246 PM CST MON FEB 15 1993

...A TORNADO WATCH IS IN EFFECT FOR THE EAST TEXAS LAKES AREA UNTIL
500 PM...

COUNTIES IN THE WATCH AREA INCLUDE...ANGELINA...CHEROKEE...HOUSTON...
NACOGDOCHES...SABINE...SAN AUGUSTINE...AND TRINITY.

AT 245 PM...NATIONAL WEATHER SERVICE RADAR SHOWED A BAND OF
THUNDERSTORMS FROM SOUTH OF SHREVEPORT TO SOUTH OF LONGVIEW...AND
TO THE WEST NEAR WACO.  AN ISOLATED THUNDERSTORM WAS ALSO NOTED JUST TO
THE SOUTH OF LUFKIN.  THE STRONGEST THUNDERSTORMS WERE 15 MILES SOUTH OF
SHREVEPORT...AND 10 MILES SOUTHEAST OF LONGVIEW.

MOVEMENT WAS EAST-NORTHEAST AT 35 TO 40 MILES AN HOUR.

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO CONTINUE THROUGH THE AFTERNOON
HOURS ACROSS ALL OF EAST TEXAS.  SOME STORMS COULD PRODUCE HAIL...HEAVY
RAIN...GUSTY WINDS...DANGEROUS LIGHTNING...AND POSSIBLY TORNADOES.
PERSONS IN THE EAST TEXAS LAKES AREA \SHOULD BE READY TO TAKE QUICK
ACTION IF SEVERE WEATHER THREATENS YOUR AREA OR A WARNING IS ISSUED.

STAY TUNED TO NOAA WEATHER RADIO OR THIS STATION FOR FURTHER STATEMENTS
OR POSSIBLE WARNINGS.

NNNN
Special weather statement, Feb 15, 4:21 PM CST, 21 minutes before
TXZ033-046-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
421 PM CST MON FEB 15 1993

...A TORNADO WATCH IS IN EFFECT FOR THE EAST TEXAS LAKES AREA UNTIL
1100 PM...

COUNTIES IN THE WATCH AREA INCLUDE...ANGELINA...CHEROKEE...HOUSTON...
NACOGDOCHES...SABINE...SAN AUGUSTINE...TRINITY...TYLER...NEWTON...AND
JASPER.

AT 420 PM...NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF
THUNDERSTORMS FROM SHREVEPORT TO SOUTHERN RUSK COUNTY...AND TO THE WEST
TO EAST OF WACO.  THE STRONGEST THUNDERSTORMS WERE NOTED OVER SOUTHERN
RUSK COUNTY.  THESE STORMS PRODUCED GOLF BALL SIZE HAIL NEAR REKLAW
EARLIER.  MOVEMENT WAS EAST AT 35 TO 40 MILES AN HOUR.

PERSONS ACROSS MOST OF EAST TEXAS SHOULD BE PREPARED TO TAKE QUICK
ACTION IF TREATENING WEATHER APPROACHES YOUR AREA.  SOME STORMS COULD
PRODUCED LARGE HAIL...HEAVY RAIN...DANGEROUS LIGHTNING...DAMAGING
WINDS...AND POSSIBLY TORNADOES.

STAY TUNED TO NOAA WEATHER RADIBO OR THIS STATION FOR LATER STATEMENTS OR
POSSIBLE WARNINGS.

NNNN
Special weather statement, Feb 15, 4:26 PM CST, 16 minutes before
LAZ005>009-011>014-MSZ010-TXZ028-032-033-045>049-152330-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
430 PM CST MON FEB 15 1993

...A TORNADO WATCH IS IN EFFECT FOR GRANT..LASALLE..RAPIDES PARISHES IN
CENTRAL LOUISIANA AND ALLEN..BEAUREGARD..VERNON AND EVANGELINE PARISHES
IN SOUTHWEST LOUISIANA UNTIL 11 PM CST THIS EVENING...

AT 4.25 PM CST...SCATTERED SHOWERS AND THUNDERSTORMS..SOME WITH HEAVY
RAINFALL WAS SHOWN ALONG THE SABINE RIVER BETWEEN PORT ARTHUR TEXAS AND
DEQUINCY AND EXTENDING EAST ACROSS BEAUREGARD...ALLEN AND EVANGELINE
ARISHES TO JUST NORTH OF LAFAYETTE.

SCATTERED SHOWERS AND A FEW PATCHES OF RAIN WERE ALSO SHOWN NORTHEAST AND
EAST OF ALEXANDRIA.

SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 30 MPH.

Nearby

Tornado Warnings in Texas, 1993Every tornado warning in 1993Tornadoes in 1993

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.