Alert archive / Louisiana / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 6, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 16, 1990, 2:42 AM CST for Acadia Parish, Louisiana. It was in force for 63 min.
The area
The counties it named.
The facts
- Issued
- Feb 16, 1990, 2:42 AM CST (08:42 UTC)
- Expired
- Feb 16, 1990, 3:45 AM CST
- In force
- 63 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
County Acadia 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, 8.7 hours before the alert went out and 78 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
- 1237 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 673 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLCH 160843 SVRLCH LAC001-160945- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 242 AM CST FRI FEB 16 1990 THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 AM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST LOUISIANA ...ACADIA PARISH AT 240 AM A SEVERE THUNDERSTORM WAS LOCATED JUST NORTHEAST OF JENNINGS LOUISIANA MOVING NORTHEAST AT 60 MPH. 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 BUSINESSu. 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, Feb 15, 9:27 PM CST, 5 hours 15 minutes before
LAZ079-059-043-160420- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALEXANDRIA LA 920 PM CST THU FEB 15 1990 AT 920 PM CST SCATTERED SHOWERS CONTINUE TO MOVE RAPIDLY THROUGH CENTRAL LOUISIANA...NO THUNDERSTORMS WERE SHOWN OVER RAPIDES...GRANT OR LASALLE PARISHES...HOWEVER CONDITIONS REMAIN FAVORABLE FOR DEVELOPMENT...PERSONS IN CENTRAL LOUISIANA SHOULD LISTEN FOR THE LATEST STATEMENTS ON THE WEATHER TONIGHT. ...A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST THE WATCH INCLUDES RAPIDES...GRANT AND LASALLE PARISHES OF CENTRAL LOUISIANA...
Special weather statement, Feb 15, 9:39 PM CST, 5 hours 3 minutes before
LAZ005-006-007-008-011-012-151145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 940 PM CST THU FEB 15 1990 TORNADO WATCH IS IN EFFECT UNTIL 1000 PM CST FOR MOST OF SOUTHWEST AND CENTRAL LOUISIANA. AT 930 PM...AN ISOLATED THUNDERSTORM WAS SHOWN 15 MILES NORTHEAST OF MORGAN CITY. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WERE SHOWN FROM NORTHEAST OF BEAUMONT TO NORTH OF JENA TO EAST OF MORGAN CITY AND TO JUST SOUTH OF ATCHAFALAYA BAY. SCATTERED SHOWERS HAD DEVELOPED OVER SOUTHEAST TEXAS FROM NORTHEAST OF LIBERTY TO SOUTHWEST OF HOUSTON. MOVEMENT WAS RAPIDLY NORTHEAST.
Special weather statement, Feb 15, 10:00 PM CST, 4 hours 42 minutes before
LAZ079-059-043-160500- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ALEXANDRIA LA 1000 PM CST THU FEB 15 1990 AT 1000 PM CST SCATTERED SHOWERS CONTINUE TO MOVE RAPIDLY THROUGH CENTRAL LOUISIANA...NO THUNDERSTORMS WERE SHOWN OVER RAPIDES...GRANT OR LASALLE PARISHES. ...THE TORNADO WATCH IS NO LONGER IN EFFECT FOR RAPIDES... GRANT AND LASALLE PARISHES OF CENTRAL LOUISIANA...
Special weather statement, Feb 15, 10:38 PM CST, 4 hours 4 minutes before
LAZ005-006-007-008-011-012-151145- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 1040 PM CST THU FEB 15 1990 THE TORNADO WATCH IS NO LONGER IN EFFECT FOR SOUTHWEST AND CENTRAL LOUISIANA. AT 1025 PM...AN ISOLATED THUNDERSTORM WAS SHOWN 25 MILES NORTHEAST OF MORGAN CITY. OTHERWISE SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WERE OCCURRING FROM NEAR BAYTOWN TEXAS TO NORTH OF JENA TO SOUTHEAST LOUISIANA NEAR NEW ORLEANS AND TO THE ATCHAFALAYA BAY. MOVEMENT WAS RAPIDLY NORTHEAST. THIS WILL BE THE LAST SPECIAL WEATHER SUMMARY UNLESS REDEVELOPMENT OCCURS.
Special weather statement, Feb 16, 1:54 AM CST, 48 minutes before
LAZ005-006-007-008-011-012-160840- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 140 AM CST FRI FEB 16 1990 AT 125 AM...THUNDERSTORMS HAD INCREASED RAPIDLY IN BOTH COVERAGE AND INTENSITY OVER VERNON AND RAPIDES PARISHES. THESE THUNDERSTORMS WILL PRODUCE A BRIEF PERIOD OF VERY HEAVY RAIN AND STRONG GUSTY WINDS OVER VERNON...RAPIDES...AND GRANT PARISHES DURING THE NEXT HOUR AS THEY MOVE NORTHEAST AT 55 MILES AN HOUR. A LARGE BAND OF SHOWERS AND ISOLATED THUNDERSTORMS WAS SHOWN JUST NORTH OF JENA AND FROM BETWEEN ALEXANDRIA AND MANY SOUTHWEST TO LEESVILLE ...DE QUINCY...SULPHUR...AND NEAR LAKE CHARLES. THE SHOWERS AND THUNDER- STORMS EXTENDED INTO SOUTHEAST TEXAS TO KIRBYVILLE...ORANGE...AND ALONG THE COAST FROM SABINE PASS TO 70 MILES SOUTHWEST OF GALVESTON AND OUT INTO THE GULF TO 40 MILES SOUTH OF GALVESTON AND 100 MILES SOUTH OF CAMERON. ISOLATED SHOWERS CONTINUED FROM 30 MILES NORTHEAST O4F MORGAN CITY TO THE COAST AND IN THE ATCHAFALAYA BAY AREA.
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.