Alert archive / Louisiana / Tornado Warnings in 1998

Tornado Warning 7, NWS Lake Charles, LA

January 21, 1998Beauregard Parish, Vernon Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Jan 21, 1998, 6:08 PM CST for Beauregard Parish, Vernon Parish, Louisiana. It was in force for 57 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
Jan 21, 1998, 6:08 PM CST (00:08 UTC)
Expired
Jan 21, 1998, 7:05 PM CST
In force
57 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Beauregard Parish, LA, Vernon Parish, LA

The radar

The Ft Polk radar (KPOE), 41 km from the middle of the area, began a volume at 00:10 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 21, 2:15 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 0.1 hours before the alert went out and 85 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, Lake Charles Mun, LA at 00:00Z on 1998-01-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1567 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 00:00Z on 1998-01-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
1567 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
528 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
1.3
Supercell composite
6.4

Open this sounding in Storm Lab

The text

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

676 
WFUS1 KLCH 220007 RRA
TORLCH
LAC011-115-220105-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
608 PM CST WED JAN 21 1998

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 705 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN SOUTHWESTERN LOUISIANA

   ...BEAUREGARD PARISH
   ...VERNON PARISH

AT 605 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
POSSIBLE TORNADO 4 MILES SOUTHEAST OF NEWTON MOVING NORTHEAST AT 20
MPH. THE STORM AND POSSIBLE TORNADO WILL MOVE ALONG THE BEAUREGARD
AND VERNON PARISH LINE AFFECTING AREAS NORTH OF MERRYVILLE NEAR
JUNCTION AT THE INTERSECTION OF HIGHWAYS 190 AND 111. LARGE HAIL
CAN ALSO BE EXPECTED WITH THIS STORM. DIME SIZE HAIL WAS EARLIER
REPORTED IN JASPER COUNTY WITH THIS STORM.

A TORNADO WARNING MEANS THAT A TORNADO HAS BEEN SIGHTED OR INDICATED
BY RADAR. YOU SHOULD ACT QUICKLY TO PROTECT YOURSELF. GO TO A SMALL
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME. USE BLANKETS OR
PILLOWS TO PROTECT YOUR BODY FROM FLYING DEBRIS.

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 Lake Charles, LA wrote its last area forecast discussion before this tornado warning went out at Jan 21, 2:45 PM CST, 3 hours 23 minutes earlier.

Area forecast discussion, Jan 21, 2:45 PM CST, 3 hours 23 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
245 PM CST WED JAN 21 1998

WILL NEED TO MAKE THIS QUICK WITH A TORNADO WATCH BEING ISSUED FOR
THE SE TX AND SW LA ZONES. LAST FEW VOLUME SCANS ARE SHOWING CNVTN
BECOMING MORE ORGANIZED BETWEEN BPT AND HOU WHERE THE BEST MOISTURE
CONVERGENCE AND SURFCACE LI/S OF -4 TO -8 EXIST. THE RAPID
DESTABILIZATION IS A DIRECT RESULT OF STRONG MOISTURE CONVECTION AND
DAYTIME HEATING...WITH SFC TEMPS IN THE LOWER 70S AND DWPTS IN THE
LOWER AND MID 60S. LCH VWP SHOWS SOME TURNING IN THE LOW-LEVELS
BETWEEN THE SFC AND 5 KFT. MODIFYING THE 12Z LCH SOUNDING WITH THE
20Z SFC OB PRODUCES A CAPE NEAR 2000 J/KG AND A BEST LI OF -4. IT
APPEARS THAT WARM FRONT ALONG SE TX THIS MORNING HAS MORE OR LESS
MERGED WITH THE STATIONARY FRONT...LOCATED IN A LINE FROM TXK TO TYR
TO CLL. MODELS INDICATE MID/UPPER LEVEL TROF GRADUALLY SHIFTING
EASTWARD A VIGOROUS SHORT WAVE ROUNDS THE BASE OF TROF THE NEXT
24H. THIS IN CONJUNCTION WITH A WEAK SUB TROP JET MAX...PWS OF
1.2 TO 1.5...850 MB LOW-LEVEL JET...AND A SLOW MOVING FRONTAL
BOUNDARY ALL POINT TO A HEAVY RAINFALL EVENT TONIGHT AND EARLY
THURSDAY. QPF AMOUNTS OF 1 TO 2 INCHES LOOK REASONABLE WITH
ISOLATED AMOUNTS UP TO 4 INCHES. EXPECT FRONTAL PASSAGE IN SE TX
AND SW LA NEAR NOONTIME THURSDAY AND ACROSS S CEN AND E CEN LA
LATE IN THE AFTERNOON.

5

BPT 65/66/42/50 +6(EARLY)10
LCH 65/66/42/50 +710
LFT 64/65/45/50 8820
AEX 59/62/40/49 9820

In the hours before

Local storm report, Jan 21, 3:19 PM CST, 2 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
319 PM CST WED JAN 21 1998

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

248 PM     KOUNTZE                   TX   1.75 INCH HAIL
01/21/98   TYLER
                                          KFDM TV-6 METEOROLOGIST
                                          REPORTED GOLF BALL SIZE
                                          HAIL FROM OBSERVER.

316 PM     FRED                      TX   1.00 INCH HAIL
01/21/98   TYLER                          PUBLIC REPORTED QUARTER SIZE
                                          HAIL.
Local storm report, Jan 21, 3:19 PM CST, 2 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE LAKE CHARLES LA
319 PM CST WED JAN 21 1998

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

248 PM     KOUNTZE                   TX   1.75 INCH HAIL
01/21/98   HARDIN
                                          KFDM TV-6 METEOROLOGIST
                                          REPORTED GOLF BALL SIZE
                                          HAIL FROM OBSERVER.

316 PM     FRED                      TX   1.00 INCH HAIL
01/21/98   TYLER                          PUBLIC REPORTED QUARTER SIZE
                                          HAIL.
Local storm report, Jan 21, 3:19 PM CST, 2 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
319 PM CST WED JAN 21 1998

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

248 PM     KOUNTZE                   TX   1.75 INCH HAIL
01/21/98   TYLER
                                          KFDM TV-6 METEOROLOGIST
                                          REPORTED GOLF BALL SIZE
                                          HAIL FROM OBSERVER.

316 PM     FRED                      TX   1.00 INCH HAIL
01/21/98   TYLER                          PUBLIC REPORTED QUARTER SIZE
                                          HAIL.
Local storm report, Jan 21, 3:19 PM CST, 2 hours 49 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE LAKE CHARLES LA
319 PM CST WED JAN 21 1998

TIME(CST)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

248 PM     KOUNTZE                   TX   1.75 INCH HAIL
01/21/98   HARDIN
                                          KFDM TV-6 METEOROLOGIST
                                          REPORTED GOLF BALL SIZE
                                          HAIL FROM OBSERVER.

316 PM     FRED                      TX   1.00 INCH HAIL
01/21/98   TYLER                          PUBLIC REPORTED QUARTER SIZE
                                          HAIL.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 21, 8:55 PM CSTSevere Thunderstorm WarningLCHCalcasieu35 min
Jan 21, 9:23 PM CSTSevere Thunderstorm WarningLCHBeauregard62 min
Jan 21, 9:38 PM CSTSevere Thunderstorm WarningLCHAllen62 min
Jan 21, 9:47 PM CSTSevere Thunderstorm WarningLCHJefferson Davis63 min
Jan 21, 10:24 PM CSTSevere Thunderstorm WarningLCHAvoyelles46 min
Jan 21, 10:25 PM CSTSevere Thunderstorm WarningLCHBeauregard65 min
Jan 21, 11:01 PM CSTSevere Thunderstorm WarningLCHCalcasieu, Cameron64 min
Jan 21, 11:14 PM CSTFlash Flood WarningLCHBeauregard2 hr
Jan 21, 11:31 PM CSTSevere Thunderstorm WarningLCHAllen, Jefferson Davis64 min
Jan 21, 11:50 PM CSTFlash Flood WarningLCHCalcasieu2 hr
Jan 22, 12:06 AM CSTSevere Thunderstorm WarningLCHCalcasieu, Cameron64 min
Jan 22, 1:08 AM CSTSevere Thunderstorm WarningLCHJefferson Davis47 min

Nearby

Tornado Warnings in Louisiana, 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; radar from the NEXRAD Level II archive.