Alert archive / Louisiana / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 101, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Dec 6, 1987, 7:14 PM CST for Beauregard Parish, Louisiana. It was in force for 46 min.
The area
The counties it named.
The facts
- Issued
- Dec 6, 1987, 7:14 PM CST (01:14 UTC)
- Expired
- Dec 6, 1987, 8:00 PM CST
- In force
- 46 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, 1.2 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.
- Mixed-layer CAPE
- 769 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 738 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 234 m²/s²
- 0-3 km storm-relative helicity
- 276 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 5.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KLCH 070114
SVRLCH
LAC011-070200-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
714 PM CST SUN DEC 6 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 800 PM CST FOR PEOPLE IN THE FOLLOWING PARISH...
IN SOUTHWEST LOUISIANA
...BEAUREGARD
AT 710 PM...A LINE OF THUNDERSTORMS WAS SHOWN FROM THE FORT POLK AREA
TO NEAR STARKS IN NORTHWEST CALCASIEU PARISH. THE HEAVIEST
THUNDERSTORMS WERE IN BEAUREGARD PARISH MOVING SOUTHEAST AT 20 MPH.
THESE STORMS MAY PRODUCE BRIEF GUSTY WINDS...DANGEROUS
LIGHTNING...AND VERY HEAVY RAINS.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.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, Dec 6, 3:29 PM CST, 3 hours 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 330 PM CST SUN DEC 06 1987 ...STRONG THUNDERSTORMS MOVING THROUGH ANGELINA AND TYLER COUNTIES THIS AFTERNOON... AT 320 PM CST TODAY THE WEATHER RADAR SHOWED A BAND OF STONG THUNDERSTORMS LOCATED WEST OF ANGELINA AND TYLER COUNTIES. THESE THUNDERSTORMS HAVE THE POTENTIAL OF PRODUCING STRONG DAMAGING WINDS AND MAY CAUSED PROBLEMS AS THEY MOVE THROUGH TYLER AND ANGELINA COUNTIES WITHIN THE NEXT FEW HOURS. SO FAR...SOME WIND DAMAGE WAS REPORTED IN POLK COUNTY RECENTLY. THE MOVEMENT OF THESE THUNDERSTORMS WAS EAST AT 30 MPH.
Special weather statement, Dec 6, 3:30 PM CST, 3 hours 44 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 330 PM CST SUN DEC 6 1987 ...A TORNADO WATCH IS IN EFFECT UNTIL 5 PM CST SUNDAY AFTERNOON FOR ...BEAUREGARD...CALCASIEU...CAMERON...AND VERNON PARISHES IN SOUTHWEST LOUISIANA INCLUDING THE COASTAL WATERS OF CAMERON PARISH... AT 325 PM...ISOLATED STRONG THUNDERSTORMS WITH HEAVY RAIN WERE SHOWN EAST OF CONROE TO OVER LAKE LIVINGSTON TO SOUTHWEST OF LUFKIN TEXAS. OTHERWISE WIDESPREAD RAIN WITH ISOLATED THUNDERSTORMS MIXED IN COVERED A LARGE PART OF SOUTHEAST TEXAS AND A LARGE PART OF SOUTHWEST AND CENTRAL LOUISIANA. THIS AREA EXTENDED NORTH OF A HOUSTON...CAMERON LINE NORTHWARD INTO NORTHERN LOUISIANA. I SOLATED SHOWERS AND PATCHES OF RAIN CONTINUED IN THE GULF FROM 45 TO 115 MILES SOUTHWEST OF CAMERON. MOVEMENT WAS EAST AT 20 MPH.
Local storm report, Dec 6, 3:36 PM CST, 3 hours 38 minutes before
STORM REPORT NATIONAL WEATHER SERVICE LAKE CHARLES LA... 335 PM CST SUN DEC 6 1987 215 PM CST...PUBLIC REPORT OF TORNADO NEAR THE SABINE WILDLIFE REFUGE IN SOUTHWEST CALSASIEU PARISH. 230 PM...POSSIBLE TORNADO NEAR VINTON LOUISIANA...19 MILES WEST OF LAKE CHARLES. TRAVEL TRAILER DESTROYED. ROOF TAKEN OFF MOBILE HOME. OTHER MOBILE HOMES OFF FOUNDATION.
Special weather statement, Dec 6, 4:48 PM CST, 2 hours 26 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 445 PM CST SUN DEC 6 1987 ...A TORNADO WATCH IS IN EFFECT UNTIL 9 PM CST SUNDAY EVENING FOR ...BEAUREGARD...CALCASIEU...CAMERON...VERNON...ALLEN...EVANGELINE... JEFF DAVIS INCLUDING THE COASTAL WATERS OF CAMERON PARISH...AND IN CENTRAL LOUISIANA...RAPIDES PARISH... AT 425 PM...ISOLATED STRONG THUNDERSTORMS WITH HEAVY RAIN WERE SHOWN SOUTHWEST OF LEESVILLE ALONG THE SABINE RIVER WEST OF DERIDDER. OTHERWISE WIDESPREAD RAIN WITH ISOLATED THUNDERSTORMS MIXED IN COVERED A LARGE PART OF SOUTHEAST TEXAS AND A STRONG THUNDERSTORM WAS NOTED 25 MILES SOUTHEAST OF CONROE TEXAS. RAIN WAS SHOWN FROM SOUTHERN TOLEDaO BEND SOUTH TO SOUTHEAST OF KIRBYVILLE EASTWARD TO ALEXANDRIA AND VILLE PLATTE. ISOLATED THUNDERSTORM AND PATCHES OF RAIN CONTINUED IN THE GULF 25 TO OVER 125 MILES SOUTH OF CAMERON. MOVEMENT WAS EAST AT 12 MPH.
Special weather statement, Dec 6, 5:36 PM CST, 1 hour 38 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 535 PM CST SUN DEC 6 1987 ...A TORNADO WATCH IS IN EFFECT UNTIL 9 PM CST SUNDAY EVENING FOR ...BEAUREGARD...CALCASIEU...CAMERON...VERNON...ALLEN...EVANGELINE... JEFF DAVIS INCLUDING THE COASTAL WATERS OF CAMERON PARISH...AND IN CENTRAL LOUISIANA...RAPIDES PARISH... AT 525 PM...A LINE OF STRONG THUNDERSTORMS WITH HEAVY RAIN WERE SHOWN FROM 20 MILES NORTH OF LIBERTY TEXAS TO 15 MILES NORTHWEST OF MANY LOUISIANA. ISOLATED STRONG THUNDERSTORMS WERE ALSO NOTED 15 MILES SOUTHEAST OF GALVESTON AND 70 MILES SOUTH OF CAMERON. A LARGE AREA OF MOSTLY LIGHT RAIN WITH ISOLATED SHOWERS AND STRONG THUNDERSTORMS COVERED ALL OF SOUTHEAST TEXAS TO THE WESTERN LOUISIANA BOARDER. RAIN WAS OCCURRING FROM TOLEDO BEND EAST TO SOUTH AND EAST OF NATCHITOCHES. IN THE GULF PATCHES OF RAIN AND THUNDERSTORMS WERE SHOWN FROM OVER WHITE LAKE TO OVER 125 MILES SOUTH OF CAMERON. MOVEMENT OF THUNDERSTORMS WAS NORTHEAST AT 20 MPH.
Special weather statement, Dec 6, 6:39 PM CST, 35 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 640 PM CST SUN DEC 6 1987 ...A TORNADO WATCH IS IN EFFECT UNTIL 9 PM CST SUNDAY EVENING FOR ...BEAUREGARD...CALCASIEU...CAMERON...VERNON...ALLEN...EVANGELINE... JEFF DAVIS PARISHES INCLUDING THE COASTAL WATERS OF CAMERON PARISH... AND IN CENTRAL LOUISIANA...IN RAPIDES PARISH... AT 628 PM...A LINE OF STRONG THUNDERSTORMS WITH HEAVY RAIN WAS SHOWN FROM NATCHITOCHES LOUISIANA TO WEST OF LEESVILLE ALONG THE SABINE RIVER TO OVER KOUNTZE TEXAS AND SOUTH OF LIBERTY TEXAS. MOVEMENT OF THIS LINE WAS SOUTHEAST AT 20 MPH. ISOLATED STRONG THUNDERSTORMS WERE ALSO NOTED 15 MILES NORTHEAST OF GALVESTON AND FROM 55 TO 70 MILES SOUTH OF CAMERON. A LARGE AREA OF MOSTLY LIGHT RAIN WITH ISOLATED SHOWERS AND STRONG THUNDERSTORMS COVERED ALL OF SOUTHEAST TEXAS INTO WESTERN LOUISIANA AND OFFSHORE ALONG THE UPPER TEXAS COAST TO 60 MILES. PATCHES OF RAIN AND ISOLATED THUNDERSTORMS CONTINUED FROM SOUTH OF BASILE LOUISISNA SOUTH TO WHITE LAKE AND INTO THE GULF TO WELL OVER 125 MILES SOUTH OF CAMERON. MOVEMENT OF THUNDERSTORMS WAS NORTHEAST AT 20 TO NEAR 30 MPH.
Nearby
Severe Thunderstorm Warnings in Louisiana, 1987Every severe thunderstorm 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.