Alert archive / Texas / Tornado Warnings in 1991

Tornado Warning 20, NWS Lake Charles, LA

November 19, 1991Nacogdoches County, Texas

NWS Lake Charles, LA issued this tornado warning at Nov 19, 1991, 2:32 PM CST for Nacogdoches County, Texas. It was in force for 73 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Nov 19, 1991, 2:32 PM CST (20:32 UTC)
Expired
Nov 19, 1991, 3:45 PM CST
In force
73 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Nacogdoches County, TX

What was reported inside it

TimeReportWhereRemark
Nov 19, 2:46 PM CSTTornado F1Nacogdoches, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 8.5 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 1991-11-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1241 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, Longview/Gregg, TX at 12:00Z on 1991-11-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 169 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
1241 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
556 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
169 m²/s²
0-3 km storm-relative helicity
171 m²/s²
Significant tornado parameter
1.1
Supercell composite
5.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFTW 192034
TORFTW
TXC347-192130-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
232 PM CST TUE NOV 19 1991

THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
TORNADO WARNING EFFECTIVE  UNTIL  330 PM CST FOR PEOPLE
IN THE FOLLOWING LOCATIONS...

IN NORTHEAST TEXAS

   ...NACOGDOCHES COUNTY

AT 230 PM NATIONAL WEATHER SERVICE RADAR INDICATED A POSSIBLE TORNADO
13 MILES WEST OF NACOGDOCHES NEAR THE ANGELINA RIVER. THIS STORM WAS
MOVING NORTHEAST AT ABOUT 35 MILES AN HOUR.

IF YOU LIVE IN A HOME OR APARTMENT...SEEK SHELTER IN THE
INNERMOST PORTION OF THE BUILDING ON THE LOWEST FLOOR.  GET TO
A BASEMENT IF ONE IS AVAILABLE.  AVOID WINDOWS AND PROTECT YOUR
BODY FROM FLYING DEBRIS WITH CUSHIONS...BLANKETS...OR PILLOWS.

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, Nov 19, 1:34 PM CST, 58 minutes before
LAZ005>009-011>014-MSZ010-TXZ028-032-033-045>049-192040-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
133 PM CST TUE NOV 19 1991

...A TORNADO WATCH IS IN EFFECT UNTIL 6 PM CST FOR BEAUREGARD AND
   VERNON PARISHES IN SOUTHWEST LOUISIANA...

AT 125 PM...SCATTERED SHOWERS AND A FEW THUNDERSTORMS WERE SHOWN WEST
OF A LINE FROM MANSFIELD IN NORTHWEST LOUISIANA...THROUGH NATCHITOCHES
AND KINDER...TO BEAUMONT TEX.AS.

OVER TEXAS...MOST OF THE PRECIPITATION WAS LOCATED BETWEEN HOUSTON...
BEAUMONT...AND RAYBURN LAKE.

MOVEMENT WAS NORTHEAST AT 35 MPH.
Special weather statement, Nov 19, 2:25 PM CST, 7 minutes before
TXZ033-046-048-192230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
225 PM CST TUE NOV 19 1991

...TORNADO WATCH IS IN EFFECT UNTIL 600 PM...
...FLASH FLOOD WATCH FOR LAKES REGION THIS AFTERNOON...

A TORNADO WATCH IS IN EFFECT FOR MUCH OF EAST TEXAS THIS AFTERNOON
VALID UNTIN 600 PM CST.  THE WATCH AREA INCLUDS THE GOLDEN TRIANGLE
METROPOLITAN AREA AND COMMUNITIES NORTHWARD TO LUFKIN AND NACOGDOCHES.
A FLASH FLOOD WATCH IS IN EFFECT FOR THE REST OF THE AFTERNOON FOR THE
LAKES AREA EAST OF A LINE FROM CORSICANA TO PALESTINE TO LUFKIN.

AT 220 PM CST NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
THUNDERSTORMS STRETCHING FROM LONGVIEW TO COLLEGE STATION AND ANOTHER
LINE OF SCATTERED THUNDERSTORMS FROM HUNTSVILLE TO 20 MILES NORTH OF
PALACIOS.  AN ISOLATED SHOWER WAS NOTED OVER SOUTHWEST NACOGDOCHES
COUNTY.  OVER SOUTHEAST TEXAS...WIDELY SCATTERED SHOWERS WERE NOTED
NORTH AND WEST OF A LINE FROM DEWEYVILLE TO SABINE PASS.  AN ISOLATED
THUNDERSTORMS WAS OVER SOUTHERN NEWTON COUNTY NEAR DEWEYVILLE.  THE
ENTIRE AREA OF SHOWERS AND THUNDERSTORMS WAS DRIFTING TO THE SOUTHEAST
WHILE THE INDIVIDUAL THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT 30
TO 35 MPH.

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO MOVE INTO THE LAKES REGION
OF EAST TEXAS WITHIN THE NEXT COUPLE OF HOURS.  THUNDERSTORMS WILL
CONTINUE TO DEVELOP OVER SOUTHEAST TEXAS THROUGHOUT THE AFTERNOON.

PERSONS IN ALL OF EAST TEXAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND BE PREPARED TO TAKE QUICK ACTION OF SEVERE
WEATHER OR POSSIBLE TORNADOES ARE OBSERVED OR A WARNING IS ISSUED.

NNNN

Nearby

Tornado Warnings in Texas, 1991Every tornado warning in 1991Tornadoes in 1991

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.