Alert archive / Texas / Flash Flood Warnings in 1987

Flash Flood Warning 3, NWS Lake Charles, LA

September 16, 1987Hardin County, Jefferson County, Orange County, Texas

NWS Lake Charles, LA issued this flash flood warning at Sep 16, 1987, 1:55 PM CDT for Hardin County, Jefferson County, Orange County, Texas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Sep 16, 1987, 1:55 PM CDT (18:55 UTC)
Expired
Sep 16, 1987, 4:00 PM CDT
In force
2 hr
Issued by
NWS Lake Charles, LA
Area
Whole counties

Counties Hardin County, TX, Jefferson County, TX, Orange County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 6.9 hours before the alert went out and 91 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 1987-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2024 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 1987-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.193958Sfc1 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
2024 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
720 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.4

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Sep 16, 9:42 AM CDT, 4 hours 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
942 AM CDT WED SEP 16 1987

...STREAM FLOODING POSSIBLE IN LAKES AREA...

AT 915 AM CDT... WEATHER RADAR SHOWED A BAND OF HEAVY THUNDERSTORMS
EXTENDED ACROSS THE EAST TEXAS LAKES AREA FROM CONROE ACROSS LAKE
LIVINGSTON TO WOODVILLE TO NEWTON AND INTO WEST-CENTRAL LOUSIANA
NEAR DERIDDER.  THIS BAND ALSO EXTENDED ACROSS LAKES RAYBURN AND
TOLEDO BEND AS WELL.

NEW THUNDERSTORMS WERE DEVELOPING ALONG A LINE FROM HUNTSVILLE TO
EAST OF AUSTIN.

THE AREA SHOWED ONLY A SMALL DRIFT SOUTHWARD BUT THE THUNDERSTORMS
WERE MOVING EAST AT 20 MILES AN HOUR.  STRONG THUNDERSTORMS TRAINING
ACROSS THE SAME AREA AS THIS WILL PRODUCE FLOODING OF SMALL STREAMS..
CREEKS.. DITCHES AND LOW LYING AREAS.

MOTORIST ARE URGED TO DRIVE WITH EXTREME CAUTION IN THE LAKES AREA
AND AVOID LARGE POOLS OF WATER AND DO NOT DRIVE THROUGH LOW WATER
CROSSINGS.

A FEW SHOWERS HAD DEVELOPED AROUND THE GOLDEN TRIANGLE NEAR ORANGE
AND DEWEYVILLE.. NEAR KOUNTZE AND NEAR HAMPSHIRE AND FANNETT MOVING
TO THE NORTHEAST.

IT WAS UNCERTAIN IF THE LARGE BAND OF THUNDERSTORMS ACROSS THE LAKES
AREA WILL DRIFT SOUTHWARD INTO THE GOLDEN TRIANGLE LATER lTHIS
AFTERNOON BUT THERE IS THE OUTSIDE CHANCE IT WILL.  PERSONS IN THE
TRIANGLE SHOULD PLAN THEIR DAY AROUND HEAVY RAINFALL LATER TODAY.

DCG
Special weather statement, Sep 16, 10:52 AM CDT, 3 hours 3 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1050 AM CDT WED SEP 16 1987

AT 1025 AM...A LINE OF STRONG THUNDERSTORMS WAS LOCATED FROM JUST
SOUTHWEST OF ALEXANDRIA TO DERIDDEER TO WOODVILLE TEXAS TO LAKE
LIVINGSTON TEXAS. MOVEMENT WAS SOUTHEAST AT 20 MPH.

THIS LINE WILL CONTINUE TO MOVE THROUGH BEAUREGARD AND WESTERN RAPIDES
PARISHES AND IS ABOUT TO ENTER ALLEN PARISH. AT ITS PRESENT SPEED...
THESE STORMS SHOULD MOVE INTO NORTHERN CALCASIEU AND JEFF DAVIS
PARISHES AROUND NOON.

VERY HEAVY RAIN...GUSTY WINDS AND DANGEROUS LIGHTNING CAN BE EXPECTED
WITH THESE STORMS. FORT POLK REPORTED WIND GUSTS CLOSE TO 30 MPH
EARLIER THIS MORNING IN ASSOCIATION WITH THESE THUNDERSTORMS.

ELSEWHERE...SCATTERED SHOWERS AND STRONG THUNDERSTORMS WERE LOCATED
IN SOUTHEAST TEXAS BETWEEN LIBERTY...BEAUMONT AND KIRBYVILLE...AND
JUST SOUTH OF LAKE LIVINGSTON. MOVEMENT WAS EAST AT 15 MPH.

SCATTERED STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE ALSO SHOWN
BETWEEN LAFAYETTE AND ATCHAFALAYA BAY. MOVEMENT WAS NORTHEAST AT
15 MPH.
Special weather statement, Sep 16, 11:48 AM CDT, 2 hours 7 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1148 AM CDT WED SEP 16 1987

AT 1125 AM...A LARGE MASS OF RAIN WITH NUMEROUS STRONG THUNDERSTORMS
MIXED IN COVERED MOST OF CENTRAL LOUISIANA AND SOUTHEAST TEXAS...AND
PART OF SOUTHWEST LOUISIANA. THE LEADING EDGE OF THE THUNDERSTORMS WAS
LOCATED FROM ALEXANDRIA TO NEAR EUNICE TO SULPHUR TO BEAUMONT TEXAS TO
NEAR HOUSTON. THE RAIN SPREAD NORTHWARD TO A WINNFIELD...TOLEDO BEND
RESERVOIR...LAKE LIVINGSTON TEXAS LINE.

THIS AREA IS MOVING SOUTHEAST AT 20 MPH AND WILL MOVE INTO THE LAKE
CHARLES AREA...ACADIA...AND JEFF DAVIS PARISHES AROUND NOON. VERY
HEAVY RAIN...GUSTY WINDS...AND FREQUENT CLOUD TO GROUND LIGHTN4ING CAN
BE EXPECTED IN THESE SECTIONS OF SOUTHWEST LOUISIANA.

ELSEWHERE...STRONG THUNDERSTORMS WERE LOCATED FROM NEAR MORGAN CITY
TO 15 MILES WEST OF BATON ROUGE. MOVEMENT WAS NORTHEAST AT 25 MPH.
Special weather statement, Sep 16, 12:06 PM CDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
1205 PM CDT WED SEP 16 1987

...THUNDERSTORMS NEAR GOLDEN TRIANGLE...

THE LARGE AREA OF THUNDERSTORMS THAT WAS OVER THE EAST TEXAS LAKES
AREA HAS INCREASED IT'S SOUTHEAST MOVEMENT AND WAS BEARING DOWN ON
SOUTHEAST TEXAS.

AT NOON...A LINE OF THUNDERSTORMS EXTENDED FROM LIBERTY TO JASPER
AND EXTENDED ON NORTHEASTWARD INTO CENTRAL LOUSIANA AS A LARGE AREA
OF HEAVY RAIN AND THUNDERSTORMS.

ANOTHER LINE WAS CLOSER TO THE TRIANGLE...AND EXTENDED FROM NOME TO
BUNA AND EASTWARD TO NORTH OF LAKE CHARLES.

OTHER THUDERSTORMS WERE BETWEEN HOUSTON AND GALVESTON AND FROM
LIVINGSTON TO EAST OF VICTORIA.

ALL THUNDERSTORMS WERE MOVING SOUTHEAST AT 15 MILES AN HOUR.
THUNDERSTORMS SHOULD MOVE INTO BEAUMONT ABOUT 1230 PM PRODUCING
VERY HEAVY RAINFALL AND GUSTY WINDS ALONG WITH DANGEROUS LIGHTENING.

THE HEAVY RAINFALL WILL CAUSE MINOR URBAN STREET FLOODING AND
FLOODING OF SOME UNDERPASSES AND DRAINAGE DITCHES THROUGH THE
EARLY AFTERNOON.  LUNCHTIME TRAVEL WILL BE AFFECTED BY THESE FLOODED
STREETS SO MOTORISTS SHOULD USE CAUTION.

THE AREA OF THUNDERSTORMS WILL MOVE ACROSS ALL THE GOLDEN TRIANGLE
BY MID-AFTERNO#ON PRODUCING STREET FLOODING IN PARTS OF THE
MID-COUNTIES AREA AND PORT ARTHUR.

DCG
Special weather statement, Sep 16, 12:40 PM CDT, 1 hour 15 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1240 PM CDT WED SEP 16 1987

AT 1225 PM...NUMEROUS STRONG THUNDERSTORMS WERE SHOWN THROUGHOUT
BEAUREGARD...SOUTHERN ALLEN AND EVANGELINE...AND NORTHERN CALCASIEU...
JEFF DAVIS...AND ACADIA PARISHES. MOVEMENT WAS SOUTH AT 25 MPH.

VERY HEAVY RAIN PRODUCING FLOODING OF STREETS AND LOW LYING AREAS...
GUSTY WINDS...FREQUENT AND DANGEROUS LIGHTNING...AND POSSIBLY SOME
SMALL HAIL CAN BE EXPECTED IN THESE PARISHES FOR THE NEXT FEW HOURS.

NUMEROUS STRONG THUNDERSTORMS WERE ALSO LOCATED BETWEEN BATON ROUGE AND
MORGAN CITY...AND IN SOUTHEAST TEXAS NEAR CONROE...AND BETWEEN
ORANGE...KIRBYVILLE AND HOUSTON. MOVEMENT WZAS NORTHEAST AT 25 MPH.

RAIN COVERED A LARGE PORTION OF CENTRAL LOUISIANA BETWEEN JENA...
OAKDALE...AND SOUTHERN TOLEDO BEND RESERVOIR.
Special weather statement, Sep 16, 1:40 PM CDT, 15 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
140 PM CDT WED SEP 16 1987

AT 125 PM...NUMEROUS STRONG THUNDERSTORMS WERE LOCATED BETWEEN
LAFAYETTE...DERIDDER...BEAUMONT TEXAS AND CAMERON. THIS AREA
CONTINUES TO MOVE SOUTHEAST AT 20 MPH AND SHOULD REACH THE SOUTHWEST
LOUISIANA COASTAL WATERS AROUND 3 PM.

ALTHOUGH THESE STORMS HAVE SHOWN A DECREASE IN INTENSITY DURING THE
PAST HOUR...MARINE INTERESTS IN THE COASTAL WATERS BETWEEN
SABINE PASS AND VERMILION BAY SHOULD BE PREPARED TO SEEK SAFE HARBOR
IF THREATENING WEATHER IS SIGHTED.

ELESWHERE...RAIN WITH STRONG THUNDERSTORMS MIXED IN WAS LOCATED
THROUGHOUT MOST OF SOUTHWEST AND CENTRAL LOUISIANA AND PART OF
SOUTHEAST TEXAS BETWEEN LAFAYETTE...JENA...LEESVILLE AND EUNICE...
AND BETWEEN CONROE...KOUNTZE AND HOUSTON.

SCATTERED SHOWERS AND STRONG THUNDERSTORMS WERE ALSO SHOWN BETWEEN
BATON ROUGE AND MORGAN CITY.

Nearby

Flash Flood Warnings in Texas, 1987Every flash flood warning in 1987

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.