Alert archive / Louisiana / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 3, NWS Lake Charles, LA
NWS Lake Charles, LA issued this severe thunderstorm warning at Feb 15, 1987, 5:30 AM CST for Beauregard Parish, Vernon Parish, Louisiana. It was in force for 60 min.
The area
The counties it named.
The facts
- Issued
- Feb 15, 1987, 5:30 AM CST (11:30 UTC)
- Expired
- Feb 15, 1987, 6:30 AM CST
- In force
- 60 min
- Issued by
- NWS Lake Charles, LA
- Area
- Whole counties
Counties Beauregard Parish, LA, Vernon 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, 11.5 hours before the alert went out and 85 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 752 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 198 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KLCH 151131 SVRLCH LAC115-011-019-023-150630- BULLETIN...IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LAKE CHARLES LA 530 AM CST SUN FEB 15 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 AM CST FOR THE FOLLOWING PARISHES OF SOUTHWEST LOUISIANA...VERNON...BEAUREGUARD...CALCASIEU...CAMERON. AT 530 AM...RADAR SHOWED THUNDERSTORMS...POSSIBLY SEVERE...FROM EAST OF VERNON PARISH ALONG THE SABINE RIVER SOUTH TO JUST WEST OF SABINE PASS. THESE VERY STRONG THUNDERSTORMS WERE MOVING EASTWARD AT 45 MPH ...STRONG GUSTY DAMAGING WINDS...INTENSE LIGHTNING AND POSSIBLY SOME HAIL ARE LIKELY WITH THIS LINE OF STRONG THUNDERSTORMS. IF THREATENING WEATHER APPROACHES..YOU SHOULD GO TO A SAFE PLACE IMMEDIATELY AND YOU SHOULD ASK THE NEAREST LAW ENFORECEMENT AGENCY TO RELAY YOUR SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE.
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, 2:48 AM CST, 2 hours 42 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 240 AM CST SUN FEB 15 1987 ...A TORNADO WATCH IS IN EFFECT UNTIL 8AM CST THAT INCLUDES THE FOLLOWING PARISHES IN SOUTHWEST LOUISIANA...VERNON...BEAUREGARD... CALCASIEU...CAMERON...AND THE ADJOINING COASTAL WATERS OF CAMERON PARISH... ...THE TORNADO WATCH ALSO INCLUDES THE FOLLOWING PARISHES IN CENTRAL LOUISIANA...GRANT AND RAPIDES... AT 227 AM...RADAR SHOWED A LARGE AREA OF RAIN MIXED WITH THUNDERSTORMS IN EAST TEXAS FROM A HIGH ISLAND TEXAS...BEAUMONT...JASPER...SAN AUGUSTINE LINE TO WELL WEST OF HOUSTON...LAKE LIVINGSTON...AND LUFKIN. THUNDERSTORMS WITH VERY HEAVY RAIN WERE MIXED IN WITH THE RAIN NEAR CONROE AND LAKE LIVINGSTON. MOVEMENT WAS NORTHEAST AT 45 MILES AN HOUR. IN LOUISIANA...WIDELY SCATTERED PATCHES OF LIGHT RAIN CONTINUED FROM NEAR WINNFIELD TO THE ALEXANDRIA AREA AND IN THE JENA AREA. THE LARGE AREA OF RAIN AND THUNDERSTOzRMS WILL CONTINUE TO SPREAD EAST AND WILL BRING RAIN AND THUNDERSTORMS TO SOUTHWEST AND CENTRAL LOUISIANA LATER THIS MORNING. PERSONS THROUGHOUT SOUTHWEST AND CENTRAL LOUISIANA SHOULD MONITOR THIS DEVELOPING WEATHER SITUATION CLOSELY.
Special weather statement, Feb 15, 3:49 AM CST, 1 hour 41 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 345 AM CST SUN FEB 15 1987 ...A TORNADO WATCH REMAINS IN EFFECT UNTIL 8AM CST FOR MUCH OF SOUTHWEST AND CENTRAL LOUISIANA... AT 330 AM...A LINE OF NUMEROUS THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...HAD DEVELOPED IN SOUTHEAST TEXAS FROM JUST SOUTHWEST OF LUFKIN ...TO LAKE LIVINGSTON...TO THE HOUSTON AREA...TO JUST NORTHWEST OF FREEPORT. THE LINE APPEARED TO BE MOVING EAST AT 30 MPH. RADAR ALSO SHOWED A LARGE AREA OF RAIN MIXED WITH THUNDERSTORMS IN EAST TEXAS FROM A GALVESTON...KOUNTZE...TOLEDO BEND RESERVOIR LINE TO WELL WEST OF HOUSTON...LUFKIN...AND SAN AUGUSTINE. STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE MIXED IN WITH THE RAIN BETWEEN JASPER AND LAKE LIVINGSTON. SCATTERED PATCHES OF RAIN WERE SHOWN ALONG THE TEXAS/LOUISIANA BORDER FROM WEST OF DEQUINCY TO SABINE PASS...IN THE COASTAL WATERS SOUTH OF SABINE PASS...AND IN THE LAKE CHARLES AREA. SCATTERED PATCHES OF LIGHT RAIN ALSO LINGERED BETWEEN LEESVILLE AND WINNFIELD AND BETWEEN ALEXANDRIA AND MONROE. MOVEMENT OF THE RAIN AND THUNDERSTORMS WAS NORTHEAST AT 45 MPH.
Special weather statement, Feb 15, 4:42 AM CST, 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PORT ARTHUR TX 445 AM CST SUN FEB 15 1987 A TORNADO WATCH CONTINUES FOR MUCH OF SOUTHEAST TEXAS UNTIL 8AM CST. AT 435AM CST RADAR SHOWED A LINE OF STRONG STORMS FROM SAM RAYBURN.. WOODVILLE..SILSBEE TO HIGH ISLAND. THE STORMS WERE MOVING INTO BEAUMONT FROM THE WEST. THE STORMS WERE MOVING TO THE EAST AT 30 TO 40 MILES AN HOUR. THIS LINE OF STORMS HAS PRODUCED SOME GUSTY WINDS EARLIER THIS MORNING.
Special weather statement, Feb 15, 4:55 AM CST, 35 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE LAKE CHARLES LA 455 AM CST SUN FEB 15 1987 ...A TORNADO WATCH REMAINS IN EFFECT UNTIL 8AM CST FOR MUCH OF SOUTHWEST AND CENTRAL LOUISIANA... AT 430 AM...A LINE OF NUMEROUS THUNDERSTORMS...SOME WITH VERY HEAVY RAIN...WAS SHOWN IN SOUTHEAST TEXAS FROM 15 MILES EAST OF LUFKIN TO 20 MILES WEST OF BEAUMONT TO JUST NORTH OF GALVESTON. THE LINE WAS MOVING EAST AT 35 MPH. RADAR ALSO SHOWED A LARGE AREA OF RAIN MIXED WITH THUNDERSTORMS FROM THE COAST BETWEEN FREEPORT TEXAS AND SABINE PASS TO NORTH OF LUFKIN TEXAS...AND TOLEDO BEND RESERVOIR. STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE SHOWN IN EAST TEXAS BETWEEN BEAUMONT AND JASPER. SCATTERED PATCHES OF RAIN CONTINUED IN LOUISIANA FROM THE COASTAL WATERS SOUTH OF CAMERON NORTH ACROSS MUCH OF WESTERN LOUISIANA TO NEAR MANSFIELD AND WINNFIELD. MOVEMENT OF THE RAIN AND THUNDERSTORMS WAS NORTHEAST AT 45 MPH.
The office that day
Everything else NWS Lake Charles, LA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 15, 5:30 AM CST | Severe Thunderstorm Warning | LCH | Calcasieu, Cameron | 60 min |
| Feb 15, 7:10 AM CST | Tornado Warning | LCH | Calcasieu, Cameron, Jefferson Davis | 50 min |
| Feb 15, 7:40 AM CST | Severe Thunderstorm Warning | LCH | Acadia, Vermilion | 50 min |
| Feb 15, 7:40 AM CST | Severe Thunderstorm Warning | LCH | Evangeline | 50 min |
| Feb 15, 8:42 AM CST | Severe Thunderstorm Warning | LCH | Acadia, Evangeline, Vermilion | 33 min |
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.