Alert archive / Louisiana / Tornado Warnings in 1987

Tornado Warning 2, NWS Lake Charles, LA

February 15, 1987Calcasieu Parish, Cameron Parish, Jefferson Davis Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Feb 15, 1987, 7:10 AM CST for Calcasieu Parish, Cameron Parish, Jefferson Davis Parish, Louisiana. It was in force for 50 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Feb 15, 1987, 7:10 AM CST (13:10 UTC)
Expired: Feb 15, 1987, 8:00 AM CST
In force: 50 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

Counties Calcasieu Parish, LA, Cameron Parish, LA, Jefferson Davis Parish, LA

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

Time	Report	Where
Feb 15, 7:15 AM CST	Thunderstorm Wind 65	Calcasieu, LA
Feb 15, 7:30 AM CST	Thunderstorm Wind 0	Cameron, LA
Feb 15, 8:00 AM CST	Thunderstorm Wind 0	Jefferson Davis, LA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 1.2 hours before the alert went out and 7 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 699 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 76 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 151309
TORLCH
LAC019-023-053-151400-

BULLETIN...EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
0710 AM CST SUN FEB 15 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE
UNTIL 800 AM CST FOR THE FOLLOWING PARISH OF

SOUTHWEST LOUISIANA...CALCASIEU...CAMERON...JEFF DAVIS.

AT 630 AM CST SHERIFFS DEPARTMENT REPORTED A TORNADO ON CARLYSS DRIVE
1 MILES SOUTH OF SULPHUR LOUISIANA. THE TORNADO WAS MOVING NORTmHEAST
AT NEAR 45 MPH.

PERSONS IN THE PATH OF THIS TORNADO SHOULD TAKE SHELTER IMMEDIATELY.

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	Beauregard, Vernon	60 min
Feb 15, 5:30 AM CST	Severe Thunderstorm Warning	LCH	Calcasieu, Cameron	60 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

Tornado Warnings in Louisiana, 1987 Every tornado warning in 1987 Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.