Alert archive / Texas / Flash Flood Warnings in 1986

Flash Flood Warning 8, NWS Lake Charles, LA

November 24, 1986Hardin County, Texas

NWS Lake Charles, LA issued this flash flood warning at Nov 24, 1986, 5:20 PM CST for Hardin County, Texas. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Nov 24, 1986, 5:20 PM CST (23:20 UTC)
Expired
Nov 25, 1986, 12:00 AM CST
In force
7 hr
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Hardin 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, 11.3 hours before the alert went out and 117 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 1986-11-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 135 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 1986-11-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 141 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
135 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
636 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
141 m²/s²
0-3 km storm-relative helicity
205 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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, Nov 24, 11:37 AM CST, 5 hours 43 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1135 AM CST MON NOV 24 1986

...A FLASH FLOOD WATCH IS IN EFFECT AND INCLUDES SOUTHWEST AND CENTRAL
LOUISIANA FOR TODAY...

AT 1125 AM...WIDELY SCATTERED STRONG THUNDERSTORMS CONTINUE TO DEVELOP
MIXED IN A LARGE MASS OF RAIN THAT COVERS MOST OF SOUTHEAST TEXAS AND
PARTS OF SOUTHWEST...CENTRAL...AND SOUTH CENTRAL LOUISIANA.

THE STRONG THUNDERSTORMS WERE SHOWN FROM 20 MILES NORTHEAST TO 10 MILES
SOUTHEAST OF LAFAYETTE AND IN SOUTHEAST TEXAS FROM NORTH OF KOUNTZE TO
WEST OF PORT ARTHUR.
THE MASS OF RAIN EXTENDED EAST OF A LUFKIN...HOUSTON...FREEPORT LINE AND
INTO THE GULF TO 110 MILES SOUTH OF GALVESTON. IT <WAS SHOWN AS FAR EAST
AS VERMILION BAY...BATON ROUGE LINE.

MOVEMENT OF THUNDERSTORMS WAS NORTHEAST AT 20 MPH.
Special weather statement, Nov 24, 12:42 PM CST, 4 hours 38 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1240 PM CST MON NOV 24 1986

...A FLASH FLOOD WATCH IS IN EFFECT AND INCLUDES SOUTHWEST AND CENTRAL
LOUISIANA FOR TODAY...

AT 1225 PM...WIDELY SCATTERED STRONG THUNDERSTORMS CONTINUE TO DEVELOP
MIXED IN A LARGE MASS OF RAIN THAT COVERS MOST OF SOUTHEAST TEXAS AND
MOST OF SOUTHWEST...CENTRAL...AND SOUTH CENTRAL LOUISIANA.

THE STRONG THUNDERSTORMS WERE SHOWN FROM ALONG THE COAST WEST OF CAMERON
TO NORTH OF VINTON AND 95 MILES IN THE GULF SOUTHWEST OF LAKE CHARLES.
OTHER STRONG THUNDERSTORMS WERE SHOWN FROM WHITE LAKE TO SOUTH OF
LAFAYETTE AND 15 MILES SOUTHWEST OF LEESVILLE ALONG THE SABINE RIVER.

THE LARGE MASS OF RAIN WITH ISOLATED HEAVY THUNDERSTORMS MIXED IN WAS TO
THE EAST OF A NORTHERN TOLEDO BEND...GALVESTON LINE. THE MASS EXTENDED
ACROSS THE GULF FROM FREEPORT TO SOUTH OF WHITE LAKE TO 120 MILES SOUTH
OF SABINE PASS. MOVEMENT OF THUNDERSTORMS WAS NORTHEAST AT 20 MPH.
Special weather statement, Nov 24, 1:35 PM CST, 3 hours 45 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
140 PM CST MON NOV 24 1986

...A FLASH FLOOD WATCH IS IN EFFECT AND INCLUDES SOUTHWEST AND CENTRAL
LOUISIANA FOR TODAY...

AT 125 PM...ISOLATED STRONG THUNDERSTORMS WERE SHWON JUST NORTHEAST OF
CROWLEY...10 MILES NORTHWEST OF CONROE TEXAS...AND 70 TO 125 MILES
SOUTHWEST OF LAKE CHARLES IN THE GULF.

A LARGE MASS OF RAIN WITH ISOLATED HEAVY THUNDERSTORMS MIXED IN WAS TO
THE EAST OF CENTRAL TOLEDO BEND RESERVOIR...SOUTHERN RAYBURN RESERVOIR...
BEAUMONT LINE. ANOTHER MASS OF RAIN AND ISOLATED THUNDERSTORMS WAS SHOWN
FROM HOUSTON TO OVER FREEPORT AND GALVESTON INTO THE GULF TO 120 MILES
SOUTH OF SABINE PASS.

THE MASS OVER LAND COVERED EXTERME SOUTHEAST TEXAS AND ALL OF SOUTHWEST...
CENTRAL...AND A GOOD PART OF SOUTH CENTRAL LOUISIANA.
MOVEMENT OF THUNDERSTORMS WAS NORTH AT 20 MPH.
Special weather statement, Nov 24, 2:32 PM CST, 2 hours 48 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
230 PM CST MON NOV 24 1986

...A FLASH FLOOD WATCH IS IN EFFECT AND INCLUDES SOUTHWEST AND CENTRAL
LOUISIANA FOR TODAY...

AT 225 PM...ISOLATED STRONG THUNDERSTORMS WERE OCCURRING OVER WHITE LAKE
AND 85 MILES SOUTH OF LAKE CHARLES IN THE GULF.

OTHERWISE A LARGE MASS OF RAIN WITH ISOLATED HEAVY THUNDERSTORMS CONTINUED
TO MOVE EAST THROUGH EXTREME SOUTHEAST TEXAS...AND COVERED ALL OF SOUTHWEST
...CENTRAL ...AND A GOOD PART OF SOUTH CENTRAL LOUISIANA AND EXTENDED INTO
THE GULF TO 90 MILES SOUTH OF GALVESTON AND 110 MILES SOUTH OF CAMERON AND
TO 40 MILES SOUTH OF WHITE LAKE.

MOSTLY LIGHT RAIN WAS SHOWN ALON9G THE UPPER TEXAS COASTAL PLAINS IN THE
FREEPORT...HOUSTON...LIBERTY...AND PORT ARTHUR AREAS.

MOVEMENT OF THUNDERSTORMS WAS NORTH AT 20 MPH.
Special weather statement, Nov 24, 3:38 PM CST, 1 hour 42 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
335 PM CST MON NOV 24 1986

...A FLASH FLOOD WATCH IS IN EFFECT AND INCLUDES SOUTHWEST AND CENTRAL
LOUISIANA FOR TODAY...

AT 325 PM...WIDELY SCATTERED STRONG THUNDERSTORMS WERE SHOWN FROM JUST
SOUTHEAST OF OPELOUSAS TO LAFAYETTE TO OFFSHORE SOUTH OF VERMILION BAY
THEN WEST JUST OFFSHORE TO SOUTH OF WHITE LAKE THEN SOUTHWEST TO 90 MILES
SOUTH OF CAMERON. IN SOUTHEAST TEXAS STRONG ISOLATED THUNDERSTORMS WERE
NOTED 10 MILES NORTHEAST OF CONROE AND JUST NORTHWEST OF KATY.

OTHERWISE A WIDESPREAD MASS OF RAIN WITH ISOLATED HEAVY THUNDERSTORMS
MIXED IN CONTINUED TO MOVE SLOWLY EASTWARD AND EXTENDED EAST OF A FREEPORT
...KATY...LUFKIN...NORTHERN TOLEDO BEND RESERVOIR LINE. THIS AREA EXTENDED
INTO THE GULF TO 125 MILES SOUTH OF SABINE PASS AND AS FAR EAST AS THE
ATCHAFALAYA BAY AND TO WELL EAST OF BATON ROUGE.

MOVEMENT OF THUNDERSTORMS WAS NORTH AT 20 MPH.
Special weather statement, Nov 24, 4:51 PM CST, 29 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
440 PM CST MON NOV 24 1986

...A FLASH FLOOD WATCH IS IN EFFECT FOR SOUTHWEST AND CENTRAL LOUISIANA
TONIGHT AND TUESDAY...

AT 430 PM...A BAND OF NUMEROUS STRONG THUNDERSTORMS WITH HEAVY RAINS WAS
SHOWN FROM JUST SOUTH AND SOUTHWEST OF BATON ROUGE ACROSS VERMILION BAY
INTO THE GULF TO BEYOND 100 MILES SOUTH OF CAMERON LOUISIANA.

IN THIS BAND WAS A LARGE STRONG THUNDERSTORM APPROACHING VERMILION BAY AND
MOVING NORTHEAST AT 30 MPH.

A FEW HEAVY THUNDERSTORMS WERE ALSO LOCATED IN EAST TEXAS JUST WEST OF
LUFKIN AND NEAR HUNTSVILLE MOVING NORTHEAST AT 30 MPH.

WIDESPREAD RAIN AND THUNDERSHOWERS CONTINUED TO COVER MOST OF CENTRAL...
SOUTH CENTRAL...AND WEST LOUISIANA...ACROSS SOUTHEAST TEXAS.

Nearby

Flash Flood Warnings in Texas, 1986Every flash flood warning in 1986

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.