Alert archive / Louisiana / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 9, NWS Lake Charles, LA

March 29, 1990Beauregard Parish, Louisiana

NWS Lake Charles, LA issued this severe thunderstorm warning at Mar 29, 1990, 4:21 AM CST for Beauregard Parish, Louisiana. It was in force for 69 min.

The area

The counties it named.

The facts

Issued
Mar 29, 1990, 4:21 AM CST (10:21 UTC)
Expired
Mar 29, 1990, 5:30 AM CST
In force
69 min
Issued by
NWS Lake Charles, LA
Area
Whole counties

County Beauregard Parish, LA

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 00:00Z, 10.4 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 00:00Z on 1990-03-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 1990-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
1066 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLCH 291024
SVRLCH
LAC011-291130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
421 AM CST THU MAR 29 1990
 
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST LOUISIANA
 
   ...EASTERN BEAUREGARD PARISH
 
A LARGE CLUSTER OF THUNDERSTORMS WAS SHOWN BY RADAR JUST EAST OF
LONGVILLE LOUISIANA. THESE THUNDERSTORMS WILL LIKELY PRODUCE VERY
HEAVY RAIN, STRONG GUSTY WINDS AND LOCAL STREET FLOODING AS THEY MOVE
EAST AT 15 MPH.
 
THE STATE POLICE TROOP D REPORTED A TREE ACROSS THE ROAD ON LA 110
ABOUT 5 MILES WEST OF LONGVILLE AT 410 AM.  THERE IS ALSO WATER ACROSS
HIGHWAY 171 IN THE SAME AREA.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Mar 28, 10:58 PM CST, 5 hours 23 minutes before
LAZ007-008-011-012-280540-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTED
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1045 PM CST WED MAR 28 1990

AT 1025 PM...THUNDERSTORMS...WITH VERY HEAVY RAIN...WERE OCCURRING
FROM THE LEESVILLE...FORT POLK AND DE RIDDER AREAS INTO EAST TEXAS TO
NEAR WOODVILLE AND LAKE LIVINGSTON.  THE STRONGEST THUNDERSTORM WAS
LOCATED JUST SOUTHWEST OF JASPER TEXAS.  MOVEMENT WAS EAST AT 30 MPH.

FLOODING OF LOW LYING AREAS AND ROADS MAY BE EXPECTED AS THESE
THUNDERSTORMS MOVE ACROSS VERNON PARISH AND NORTHERN BEAUREGARD PARISH
DURING THE NEXT TWO HOURS.

RAIN CONTINUED FROM THE ALEXANDRIA...BATON ROUGE AND LAFAYETTE AREAS TO
BETWEEN MANSFIELD AND LAKE CHARLES INTO EAST TEXAS TO NEAR LUFKIN AND
LAKE LIVINGSTON.

SCATTERED SHOWERS CONTINUED ALONG THE COAST AND IN THE COASTAL WATERS
FROM SABINE PASS TEXAS TO MORGAN CITY.
Special weather statement, Mar 28, 11:41 PM CST, 4 hours 40 minutes before
LAZ007-008-011-012-280640-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1145 PM CST WED MAR 28 1990

AT 1125 PM...THUNDERSTORMS...WITH VERY HEAVY RAIN...CONTINUED IN EAST
TEXAS FROM NEAR JASPER TO 10 MILES NORTHWEST OF WOODVILLE.  THE
STRONGEST THUNDERSTORM WAS LOCATED 25 MILES EAST OF JASPER.  MOVEMENT
WAS EAST AT 30 MPH.

STRONG GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTING AND VERY HEAVY
RAIN CAN BE EXPECTED WITH THESE STORMS AS THEY MOVE ACROSS VERNON PARISH
AND NORTHERN BEAUREGARD PARISH DURING THE NEXT TWO HOURS.  FLOODING OF
LOW LYING AREAS AND ROADS CAN BE EXPECTED.

THE THUNDERSTORMS WERE PART OF AN AREA OF RAIN WHICH CONTINUED GENERALLY

SOUTH OF A LINE FROM JENA TO WINNFIELD TO LUFKIN TEXAS TO THE SOUTHERN
PORTIONS OF LOUISIANA.
Special weather statement, Mar 29, 12:37 AM CST, 3 hours 44 minutes before
TXZ046-290745-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORT ARTHUR TX
1245 AM CST THU MAR 29 1990

...HEAVY RAINS CONTINUE IN JAPSER AND NEWTON COUNTIES...

A FLASH FLOOD WARNING CONTINUES UNTIL 130AM CST FOR NORTHERN JASPER
AND NORTHERN NEWTON COUNTIES. THIS INCLUDES THE CITIES OF JASPER AND
NEWTON.

AT 1245AM CST THE HEAVY RAIN WAS LOCATED FROM NEAR FRED IN EXTREME
SOUTHEASTERN TYLER COUNTY TO JUST NORTH OF KIRBYVILLE ACROSS NEWTON
AND INTO LOUISIANA.  THE RAIN WAS MOVING EAST AT ABOUT 20 MPH.

THE HEAVY RAIN WILL END IN JASPER AROUND 1AM AND WILL SOON START IN
KIRBYVILLE.

CONSIDERABLE FLOODING HAS OCCURRED IN THE CITY OF JASPER WITH THE
POLICE DEPARTMENT REPORTING pWATER THREE FOOT DEEP ON SOME STREETS.

MOTORISTS SHOULD PAY CLOSE ATTENTION TO THE FLOODING AND AVOID
DRIVING INTO ANY FAST MOVING WATER.
DJK

NNNN
Special weather statement, Mar 29, 12:44 AM CST, 3 hours 37 minutes before
LAZ007-008-011-012-280740-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
1240 AM CST THU MAR 28 1990

AT 1225 AM...ISOLATED THUNDERSTORMS...WITH VERY HEAVY RAIN...WERE
OCCURRING 15 MILES SOUTHWEST OF LEESVILLE AND IN TEXAS JUST SOUTH OF
OF JASPER.

STRONG GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTING AND VERY HEAVY
RAIN CAN BE ANTICIPATED WITH THESE THUNDERSTORMS AS THEY MOVE EAST AT
15 MILES AN HOUR. FLOODING OF LOW LYING AREAS AND ROADWAYS CAN BE
EXPECTED.

THESE THUNDERSTORMS WERE PART OF A LARGE AREA OF RAIN AND ISOLATED
THUNDERSTORMS...THAT WAS SHOWN NORTH OF A LAFAYETTE...KINDER...LAKE
LIVINGSTON TEXAS LINE TO THE JENA...WINNFIELD...AND LUKI8N TEXAS AREAS.

ISOLATED PATCHES OF LIGHT RAIN AND A FEW SHOWERS WERE DETECTED FROM NEAR
CROWLEY AND ABBEVILLE...TO JUST EAST OF WHITE LAKE.

A NARROW BAND OF LIGHT RAIN WAS ALSO NOTED IN THE COASTAL WATERS FROM
CAMERON TO ATCHAFALAYA BAY.
Special weather statement, Mar 29, 1:50 AM CST, 2 hours 31 minutes before
LAZ007-008-011-012-280848-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE LAKE CHARLES LA
148 AM CST THU MAR 28 1990

AT 128 AM...A LINE OF THUNDERSTORMS...WITH VERY HEAVY RAIN...HAD
DEVELOPED FROM 20 MILES SOUTHWEST OF ALEXANDRIA...TO JUST SOUTH OF
LEESVILLE...INTO TEXAS TO NEAR KOUNTZE.  THE STRONGEST OF THE
THUNDERSTORMS WAS ALONG THE SABINE RIVER NEAR KIRBYVILLE TEXAS.
THE THUNDERSTORMS WERE MOVING EAST AT 15 MILES AN HOUR.

STRONG GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTING AND VERY HEAVY
RAIN CAN BE EXPECTED WITH THESE THUNDERSTORMS AS THEY MOVE ACROSS
SOUTHERN VERNON AND NORTHERN BEAUREGARD PARISHES DURING THE NEXT HOUR.

FLOODING OF LOWING LYING PLACES AND ROADS CAN BE ANTICIPATED ACROSS THE
NAMED PARISHES.  MORTORIST ARE URGED TO USE CAUTION WHEN DRIVING THIS MORNING
DUE TO STANDING WATER ON ROADWAYS.
OTHERWISE...A LARGE ARE OF RAIN MIXED WITH A FEW THUNDERSTORMS...WITH
VERY HEAVY RAIN...WAS SHOWN FROM NEAR NEW IBERIA...DE RIDDER...AND
KOUNTZE TEXAS...TO THE NATCHEZ MISSISSIPPI...WINNFIELD...MANY LOUISIANA
...AND JASPER TEXAS AREAS.

ISOLATED PATCHES OF RAIN AND A FEW SHOWERS WERE DETECTED FROM NEAR
JENNINGS...TO VERMILION BAY...AND IN THE GULF 40 TO 100 MILES SOUTH OF
CAMERON.

ISOLATED SHOWERS WERE ALSO INDICATED IN TEXAS FROM THE LAKE LIVINGSTON
AREA...TO JUST NORTH OF LUFKIN.
Special weather statement, Mar 29, 1:57 AM CST, 2 hours 24 minutes before
LAZ007-008-011-012-290848-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTED
NATIONAL WEATHER SERVICE LAKE CHARLES LA
148 AM CST THU MAR 28 1990

AT 128 AM...A LINE OF THUNDERSTORMS...WITH VERY HEAVY RAIN...HAD
DEVELOPED FROM 20 MILES SOUTHWEST OF ALEXANDRIA...TO JUST SOUTH OF
LEESVILLE...INTO TEXAS TO NEAR KOUNTZE.  THE STRONGEST OF THE
THUNDERSTORMS WAS ALONG THE SABINE RIVER NEAR KIRBYVILLE TEXAS.
THE THUNDERSTORMS WERE MOVING EAST AT 15 MILES AN HOUR.

STRONG GUSTY WINDS...DANGEROUS CLOUD TO GROUND LIGHTING AND VERY HEAVY
RAIN CAN BE EXPECTED WITH THESE THUNDERSTORMS AS THEY MOVE ACROSS
SOUTHERN VERNON AND NORTHERN BEAUREGARD PARISHES DURING THE NEXT HOUR.

FLOODING OF LOWING LYING PLACES AND ROADS CAN BE ANTICIPATED ACROSS THE
NAMED PARISHES.  MORTORIST ARE URGED TO USE CAUTION WHEN DRIVING THIS MORNING
DUE TO STANDING WATER ON ROADWAYS.

OTHERWISE...A LARGE AREA OF RAIN MIXED WITH A FEW THUNDERSTORMS...WITH
VERY HEAVY RAIN...WAS SHOWN FROM NEAR NEW IBERIA...DE RIDDER LOUISIANA...
AND KOUNTZE TEXAS...TO THE NATCHEZ MISSISSIPPI...WINNFIELD...MANY
LOUISIANA...JASPER TEXAS AREAS.

ISOLATED PATCHES OF RAIN AND A FEW SHOWERS WERE DETECTED FROM NEAR
JENNINGS...TO V+ERMILION BAY...AND IN THE GULF 40 TO 100 MILES SOUTH OF
CAMERON.

ISOLATED SHOWERS WERE ALSO INDICATED IN TEXAS FROM THE LAKE LIVINGSTON
AREA...TO JUST NORTH OF LUFKIN.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 2:26 AM CSTSevere Thunderstorm WarningLCHAllen, Beauregard64 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1990Every severe thunderstorm warning in 1990

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.