Alert archive / Louisiana / Flash Flood Warnings in 1998

Flash Flood Warning 40, NWS Lake Charles, LA

January 13, 1998Beauregard Parish, Louisiana

NWS Lake Charles, LA issued this flash flood warning at Jan 13, 1998, 1:27 PM CST for Beauregard Parish, Louisiana. It was in force for 118 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 13, 1998, 1:27 PM CST (19:27 UTC)
Expired
Jan 13, 1998, 3:25 PM CST
In force
118 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Beauregard Parish, LA

The radar

The Lake Charles radar (KLCH), 59 km from the middle of the area, began a volume at 19:27 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 nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.5 hours before the alert went out and 60 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 12:00Z on 1998-01-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1061 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, Lake Charles Mun, LA at 12:00Z on 1998-01-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
1061 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
476 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLCH 131929
FFWLCH
LAC011-132125-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
127 PM CST TUE JAN 13 1998

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 325 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHWESTERN LOUISIANA

   ...BEAUREGARD PARISH

NATIONAL WEATHER DOPPLER RADAR INDICATED HEAVY RAINFALL CONTINUING
ACROSS BEAUREGARD PARISH.  RAINFALL ACCUMULATIONS HAVE TOTALED
NEAR 4 INCHES SINCE THIS MORNING.  ADDITIONAL HEAVY RAINFALL UP
TO 2 INCHES WILL BE POSSIBLE OVER THE NEXT COUPLE OF HOURS FURTHER
INCREASING THE FLASH FLOODING POTENTIAL.

DURING HEAVY RAINS...STAY AWAY FROM DRAINAGE DITCHES...BAYOUS...
AND CREEKS. THEY ARE PRONE TO RAPID RISES AND MAY FLOOD THE AREA
QUICKLY. REMEMBER FLOODING IS THE LEADING CAUSE OF WEATHER RELATED
DEATHS.

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Jan 13, 9:50 AM CST, 3 hours 37 minutes earlier.

Area forecast discussion, Jan 13, 9:50 AM CST, 3 hours 37 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
950 AM CST TUE JAN 13 1998

BUSY MORNING WITH THUNDERSTORMS PUSHING INLAND OVER MOST OF FA.
BOUNDRY LOCATED OVER CENTRAL SECTIONS OF SE TX...EXTENDING INTO
NORTHERN LA NOT MAKING MUCH PROGRESS. WITH SHOWERS AND THUDNERSTORMS
DEVELOPING ALONG COASTAL SECTIONS OF SE TX AND MOVING INLAND...
SUGEST PUTTING SE TX BACK INTO FLASH FLOOD WATCH FOR TODAY AND
INCREASING POPS OVER HARDIN...TYLER...JASPER AND NEWTON COUNTIES
TO 50% CHANCE OF SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY
RAINFALL POSSIBLE.

12

In the hours before

Local storm report, Jan 13, 11:51 AM CST, 1 hour 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1151 AM CST TUE JAN 13 1998

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

1125 AM    SPURGER                   TX   1.75 INCH HAIL
01/13/98   TYLER                          GOLFBALL SIZE HAIL REPORTED
                                          IN SPURGER BY SHERRIFFS.
Local storm report, Jan 13, 12:37 PM CST, 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1237 PM CST TUE JAN 13 1998

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

1217 PM    SOUTH OF KIRBYVILLE       TX   1.75 INCH HAIL
01/13/98   JASPER                         GOLFBALL SIZE HAIL REPORTED
                                          JUST SOUTH OF KIRBYVILLE BY
                                          SHERIFFS.
Local storm report, Jan 13, 12:37 PM CST, 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1237 PM CST TUE JAN 13 1998

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

1217 PM    SOUTH OF KIRBYVILLE       TX   1.75 INCH HAIL
01/13/98   JASPER                         GOLFBALL SIZE HAIL REPORTED
                                          JUST SOUTH OF KIRBYVILLE BY
                                          SHERIFFS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 13, 8:40 AM CSTFlash Flood WarningLCHCalcasieu2 hr

Nearby

Flash Flood Warnings in Louisiana, 1998Every flash flood warning 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.