Alert archive / Texas / Flash Flood Warnings in 1998

Flash Flood Warning 7, NWS Lake Charles, LA

January 6, 1998Hardin County, Jasper County, Tyler County, Texas

NWS Lake Charles, LA issued this flash flood warning at Jan 6, 1998, 12:35 PM CST for Hardin County, Jasper County, Tyler County, Texas. It was in force for 2 hr. 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 6, 1998, 12:35 PM CST (18:35 UTC)
Expired
Jan 6, 1998, 3:00 PM CST
In force
2 hr
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Hardin County, TX, Jasper County, TX, Tyler County, TX

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 6.6 hours before the alert went out and 116 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 1998-01-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 12:00Z on 1998-01-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 208 square meters per square second.19395878Sfc1 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
903 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
208 m²/s²
0-3 km storm-relative helicity
264 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLCH 061836
FFWLCH
LAC003-009-011-039-079-097-115-TXC199-241-351-457-062100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1235 PM CST TUE JAN 6 1998

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES LA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 300 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...

IN SOUTHWESTERN LOUISIANA

   ...ALLEN PARISH
   ...BEAUREGARD PARISH
   ...EVANGELINE PARISH
   ...VERNON PARISH

IN EAST CENTRAL LOUISIANA

   ...AVOYELLES PARISH

IN SOUTHEASTERN TEXAS

   ...HARDIN COUNTY
   ...JASPER COUNTY
   ...NEWTON COUNTY
   ...TYLER COUNTY

IN CENTRAL LOUISIANA

   ...RAPIDES PARISH

IN SOUTH CENTRAL LOUISIANA

   ...ST. LANDRY PARISH


AT 1230 PM CST...NEXRAD DOPPLER RADAR SHOWED A NEARLY STATIONARY
BAND OF THUNDERSTORMS CONTAINING HEAVY RAINFALL. THE SOUTHERN
EDGE OF THE BAND EXTENDED FROM SOUTHERN HARDIN...JASPER AND NEWTON
COUNTIES IN SOUTHEAST TEXAS TO SOUTHERN BEAUREGARD... ALLEN...
EVANGELINE...AND ST LANDRY PARISHES IN LOUISIANA. THE BAND EXTENDS
FAR TO THE NORTH INTO NORTHEAST TEXAS AND NORTHERN LOUISIANA.

THE GROUND ACROSS THE REGION IS NEARLY SATURATED FROM EARLIER
RAINFALL. THE AREA HAS RECEIVED BETWEEN ONE AND THREE INCHES THIS
MORNING WITH AN ADDITIONAL TWO TO THREE INCHES POSSIBLE DURING
THE NEXT TWO TO THREE HOURS.  OCCASIONAL LOCALLY INTENSE
RAINFALL CAUSING LOCAL FLASH FLOODING IS ALSO EXPECTED. THIS
ADDITIONAL RAINFALL WILL LIKELY CAUSE LOW-LYING AREAS TO FLOOD
THIS AFTERNOON.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY. REMEMBER...MOST FLOOD RELATED DEATHS OCCUR IN
AUTOMOBILES.

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 6, 9:39 AM CST, 2 hours 56 minutes earlier.

Area forecast discussion, Jan 6, 9:39 AM CST, 2 hours 56 minutes before
SOUTHEAST TEXAS..SOUTHWEST AND CENTRAL LOUISIANA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAKE CHARLES LA
939 AM CST TUE JAN 6 1998

HEAVY RAIN IS CURRENTLY FOCUSED OVR SE TX AND NRN PTNS OF
CNTRL LA. NO NEED TO MESS W/ CURRENT FCSTS AS ENTIRE FA SHUD
SEE HVY RAIN TDA AND FFA STILL LOOKS GOOD. 8

In the hours before

Local storm report, Jan 6, 7:20 AM CST, 5 hours 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
720 AM CST TUE JAN 6 1998

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

654 AM     ANACOCO                   LA   1.75 INCH HAIL
01/06/98   VERNON

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 6, 5:16 AM CSTSevere Thunderstorm WarningLCHJasper29 min
Jan 6, 10:30 AM CSTFlash Flood WarningLCHHardin, Jefferson110 min
Jan 6, 12:35 PM CSTFlash Flood WarningLCHNewton2 hr
Jan 6, 3:00 PM CSTFlash Flood WarningLCHHardin, Jasper, Newton, Tyler3 hr
Jan 6, 4:48 PM CSTFlash Flood WarningLCHJefferson, Orange2 hr

Nearby

Flash Flood Warnings in Texas, 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.