Alert archive / Louisiana / Tornado Warnings in 1997

Tornado Warning 13, NWS Lake Charles, LA

October 24, 1997Vermilion Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Oct 24, 1997, 1:56 AM CDT for Vermilion Parish, Louisiana. It was in force for 64 min. 1 report 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: Oct 24, 1997, 1:56 AM CDT (06:56 UTC)
Expired: Oct 24, 1997, 3:00 AM CDT
In force: 64 min
Issued by: NWS Lake Charles, LA
Area: Whole counties

County Vermilion Parish, LA

The radar

The Lake Charles radar (KLCH), 95 km from the middle of the area, began a volume at 06:57 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

Time	Report	Where	Remark
Oct 24, 2:15 AM CDT	Hail 0.75	Forked Is, 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 24, 12:30 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 6.9 hours before the alert went out and 93 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: 880 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 853 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 124 m²/s²
0-3 km storm-relative helicity: 173 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 3.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLCH 240659 RRA
TORLCH
LAC113-240800-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
156 AM CDT FRI OCT 24 1997
 
THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  300 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST LOUISIANA
 
   ...VERMILION PARISH
 
AT 154 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
DEVELOPING TORNADO IN CENTRAL VERMILION PARISH...MOVING EAST AT 30 MPH.
PERSONS IN THE COMMUNITIES OF FORKED ISLAND...KAPLAN...ABBEVILLE AND
ERATH ARE IN THE PATH OF THIS STORM.
 
IF YOU ARE IN THE PATH OF A TORNADO...SEEK SHELTER IN AN INTERIOR
ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS
...OR CUSHIONS TO COVER YOUR BODY FROM FLYING DEBRIS.

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 23, 8:24 PM CDT	Tornado Warning	LCH	Beauregard	66 min
Oct 23, 9:05 PM CDT	Tornado Warning	LCH	Allen	55 min
Oct 23, 9:09 PM CDT	Severe Thunderstorm Warning	LCH	Vernon	36 min
Oct 23, 9:58 PM CDT	Severe Thunderstorm Warning	LCH	Rapides	47 min
Oct 24, 12:47 AM CDT	Tornado Warning	LCH	Evangeline, Jefferson Davis	58 min
Oct 24, 3:49 AM CDT	Severe Thunderstorm Warning	LCH	Allen, Evangeline	41 min
Oct 24, 3:49 AM CDT	Severe Thunderstorm Warning	LCH	Avoyelles	41 min

Nearby

Tornado Warnings in Louisiana, 1997 Every tornado warning in 1997 Tornadoes in 1997

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; radar from the NEXRAD Level II archive.