Alert archive / Louisiana / Tornado Warnings in 1997

Tornado Warning 29, NWS Jackson, MS

May 2, 1997Morehouse Parish, Louisiana

NWS Jackson, MS issued this tornado warning at May 2, 1997, 4:09 PM CDT for Morehouse Parish, Louisiana. It was in force for 66 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: May 2, 1997, 4:09 PM CDT (21:09 UTC)
Expired: May 2, 1997, 5:15 PM CDT
In force: 66 min
Issued by: NWS Jackson, MS
Area: Whole counties

County Morehouse Parish, LA

What was reported inside it

Time	Report	Where	Remark
May 2, 4:25 PM CDT	Thunderstorm Wind	Bastrop, LA	Numerous trees were blown down near Bastrop and several other locations throughout the parrish.

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 nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 9.2 hours before the alert went out and 171 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: 750 J/kg
Mixed-layer CIN: -166 J/kg
Mixed-layer LCL: 543 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 256 m²/s²
0-3 km storm-relative helicity: 345 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAN 022111 RRA
TORJAN
LAC067-022215-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
409 PM CDT FRI MAY 2 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  515 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST LOUISIANA
 
   ...MOREHOUSE PARISH
 
AT 406 PM DOPPLER RADAR INDICATED A TORNADO ABOUT 6 MILES WEST OF
COLLINSTON. THE STORM WAS MOVING EAST AT 45 MPH...AND WILL MOVE NEAR THE
COMMUNITIES OF COLLINSTON AND BASTROP BY 425 PM.
 
IN ADDITION...THE STORM HAS THE POTENTIAL TO PRODUCE HAIL OVER 2 INCHES
IN DIAMETER AND VERY STRONG...DAMAGING WIND.
 
THIS IS A DANGEROUS STORM.  MOVE QUICKLY TO UNDERGROUND SHELTER IF
AVAILABLE.  OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR.
AVOID WINDOWS.  LEAVE CARS AND MOBILE HOMES FOR A STURDY BUILDING.
<
69

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 2, 4:41 PM CDT	Tornado Warning	JAN	East Carroll, West Carroll	49 min
May 2, 5:15 PM CDT	Tornado Warning	JAN	Morehouse	45 min
May 2, 5:28 PM CDT	Tornado Warning	JAN	East Carroll	32 min
May 2, 5:51 PM CDT	Severe Thunderstorm Warning	JAN	West Carroll	54 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.