Alert archive / Texas / Tornado Warnings in 1991

Tornado Warning 10, NWS Lake Charles, LA

May 3, 1991San Augustine County, Texas

NWS Lake Charles, LA issued this tornado warning at May 3, 1991, 9:16 PM CDT for San Augustine County, Texas. It was in force for 59 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: May 3, 1991, 9:16 PM CDT (02:16 UTC)
Expired: May 3, 1991, 10:15 PM CDT
In force: 59 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

County San Augustine County, TX

What was reported inside it

Time	Report	Where	Remark
May 3, 9:55 PM CDT	Thunderstorm Wind 0	San Augustine, 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 00:00Z, 2.3 hours before the alert went out and 114 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 437 J/kg
Mixed-layer CIN: -63 J/kg
Mixed-layer LCL: 1035 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 168 m²/s²
0-3 km storm-relative helicity: 276 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 5.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBPT 040216
TORBPT
TXC405-040315-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PORT ARTHUR TX
916 PM CDT FRI MAY 3 1991
 
THE NATIONAL WEATHER SERVICE IN PORT ARTHUR HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1015 PM CDT
FOR PERSONS IN THE FOLLOWING COUNTIES
 
IN NORTHEAST TEXAS
 
   ...SAN AUGUSTINE COUNTY
 
AT 910 PM CDT...A TROOPER IN SAN AUGUSTINE COUNTY REPORTED A TORNADO
ON THE GROUND 10 MILES WEST OF SAN AUGUSTINE...MOVING EAST NEAR 40
MPH.
 
THE CITY OF SAN AUGUSTINE IS IN THE PATH OF THIS STORM.
 
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE.  OTHERWISE...GO TO A MSMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.
 
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, May 3, 4:31 PM CDT, 4 hours 45 minutes before

TXZ033-046-032330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
431 PM CDT FRI MAY 3 1991

...SEVERE THUNDERSTORM WATCH FOR EAST TEXAS LAKES AREA...
...FLASH FLOOD WATCH IN EFFECT FOR EAST TEXAS LAKES AREA...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE EAST TEXAS LAKES AREA
UNTIL 9 PM CDT. RADAR INDICATED SCATTERED THUNDERSTORMS OVER THE
EAST TEXAS LAKES AREA FROM THE LAKE LIVINGSTON TO LUFKIN AND
NACOGDOCHES AREAS EXTENDING WESTWARD TO NEAR WACO.

MOVEMENT WAS NORTHEAST NEAR 30 MPH.

A FLASH FLOOD WATCH CONTINUES TONIGHT FOR THE EAST TEXAS LAKES AREA AS
THE THREAT OF SEVERE WEATHER AND HEAVY RAINFALL REMAINS OVER THE AREA.

PERSONS IN THE EAST TEXAS LAKES AREA SHOULD CHECK PREPARDNESS
REQUIREMENTS AND BE PREPARED TO TAKE QUICK ACTION IF SEVERE WEATHER
THREATENS OR A WARNING IS ISSUED.

STAY TUNED TO THE NOAA WEATHER RADIO OR LOCAL RADIO AND T.V. STATIONS
FOR THE LASTEST DEVELOPMENTS.

NNNN

Special weather statement, May 3, 5:48 PM CDT, 3 hours 28 minutes before

TXZ033-046-040045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
548 PM CDT FRI MAY 3 1991

...SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 9 PM CDT FOR THE EAST
TEXAS LAKES AREA...
...FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE EAST TEXAS LAKES AREA
TONIGHT...

A SEVERE THUNDERSTORM WATCH CONTINUES FOR THE EAST TEXAS LAKES AREA
UNTIL 9 PM CDT. RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS
OVER EAST TEXAS FROM CENTERVILLE TO NACOGDOCHES TO EAST OF SAN
AUGUSTINE COUNTY. GOLFBALL SIZE HAIL WAS REPORTED EARLIER WITH THESE
STORMS IN MARQUEZ NEAR CENTERVILLE IN LEON COUNTY.

MOVEMENT WAS NORTHEAST NEAR 30 MPH.

A FLASH FLOOD WATCH REMAINS IN EFFECT TONIGHT FOR THE EAST TEXAS LAKES
AREA. WITH RAINFALL IN THE AREA THIS MORNING AND THIS AFTERNOON...ANY
ADDITIONAL HEAVY RAINS TONIGHT MAY RESULT IN FLASH FLOODING.

PERSONS IN EAST TEXAS SHOULD CHECK PREPARDNESS REQUIREMENTS AND BE
READY TO ACT QUICK IF SEVERE< WEATHER CONDITIONS THREATEN OR A WARNING
IS ISSUED.

STAY INFORMED BY STAYING TUNED TO THE NOAA WEATHER RADIO OR LOCAL
RADIO AND T.V. STATIONS FOR LATER STATEMENTS.

NNNN

Special weather statement, May 3, 6:33 PM CDT, 2 hours 43 minutes before

TXZ033-046-040130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
633 PM CDT FRI MAY 3 1991

...SEVERE THUNDERSTORM WATCH CONTINUES FOR EAST TEXAS LAKES AREA UNTIL
9 PM CDT... ...FLASH FLOOD WATCH REMAINS IN EFFECT TONIGHT FOR THE
EAST TEXAS LAKES AREA...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE EAST TEXAS
LAKES AREA UNTIL 9 PM CDT. AT 630 PM CDT...RADAR INDICATED AN AREA OF
VERY STRONG THUNDERSTORMS JUST WEST OF NACOGDOCHES COUNTY MOVING EAST
NORTHEAST NEAR 30 MPH. THESE STORMS WILL MOVING THROUGH NORTHERN
NACOGDOCHES COUNTY WITHIN THE NEXT HOUR.

PERSONS IN NORTHERN NACOGDOCHES COUNTY SHOULD PREPARE FOR STRONG GUSTY
WINDS...DANGEROUS LIGHTNING...HEAVY RAINFALL AND POSSIBLE HAIL.

A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE EAST TEXAS LAKES AREA
TONIGHT. ADDITIONAL HEAVY RAINFALL TONIGHT MAY RESULT IN FLASH
FLOODING.

PERSONS IN EAST TEXAS SHOULD CHECK PREPARDNESS REQUIREMENTS AND BE
PREPARED TO TAKE QUICK ACTION OF SEVERE WEATHER THREATENS OR A WARNING
IS ISSUED.

MOTORIST ARE REMINDED NOT TO DRIVE INTO WATER OVER LOW WATER
CROSSINGS.

STAY TUNED TO THE NOAA WEATHER RADIO OF LOCAL RADIO AND T.V. STATIONS
FOR THE LATEST DEVELOPMENTS.

NNNN

Special weather statement, May 3, 8:44 PM CDT, 32 minutes before

LAZ001>003-005>009-011>014-MSZ010-TXZ028-032-033-045>049-040240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
840 PM CDT FRI MAY 3 1991

...SEVERE THUNDERSTORM DEVELOPES IN EAST TEXAS...

AT 830 PM...A SEVERE THUNDERSTORM HAD DEVELOPED NEAR THE NORTHERN PART
OF RAYBURN LAKE IN EAST TEXAS.  THIS STORM WAS MOVING EAST AND SOUTHEAST
AT 25 MPH AND WILL LIKELY PRODUCE STRONG GUSTY WINDS AND SOME HAIL.

OTHERWISEz..A LARGE AREA OF RAIN WITH ISOLATED THUNDERSTORMS..WITH VERY
HEAVY RAIN...CONTINUED FROM WEST OF LUFKIN TEXAS TO THE MONROE AREA.

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 3, 7:35 PM CDT	Flash Flood Warning	LCH	Nacogdoches	115 min
May 3, 8:19 PM CDT	Severe Thunderstorm Warning	LCH	Nacogdoches	56 min
May 3, 8:34 PM CDT	Severe Thunderstorm Warning	LCH	San Augustine	56 min
May 3, 9:08 PM CDT	Severe Thunderstorm Warning	LCH	Sabine	67 min
May 4, 2:06 AM CDT	Severe Thunderstorm Warning	LCH	Angelina, Tyler	69 min
May 4, 2:22 AM CDT	Severe Thunderstorm Warning	LCH	Jasper, Newton	68 min

Nearby

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