Alert archive / Mississippi / Tornado Warnings in 1987

Tornado Warning 1, NWS Memphis, TN

February 15, 1987Lowndes County, Mississippi

NWS Memphis, TN issued this tornado warning at Feb 15, 1987, 4:37 PM CST for Lowndes County, Mississippi. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Feb 15, 1987, 4:37 PM CST (22:37 UTC)
Expired
Feb 15, 1987, 5:10 PM CST
In force
33 min
Issued by
NWS Memphis, TN
Area
Whole counties

County Lowndes County, MS

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

Centreville/Bibb, AL (KCKL), launched 12:00Z, 10.6 hours before the alert went out and 132 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-pSkew-T log-p diagram, Centreville/Bibb, AL at 12:00Z on 1987-02-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Centreville/Bibb, AL at 12:00Z on 1987-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
713 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
52 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 KTUP 152243
TORTUP
MSC087-152310-

BULLETIN EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TUPELO MS
437 PM CST SUN FEB 15 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING EFFECTIVE
UNTIL 510 PM  CST FOR PERSONS IN THE FOLLOWING COUNTY IN NORTHEAST 
MISSISSIPPI...

AT 434 PM CST...LOWNDES COUNTY SHERIFFS OFFICE RECIEVED A REPORT
OF A TORNADO SIGHTING JUST NORTH NORTEAST OF COLUMBUS.

IF YOU sARE IN THE PATH OF THIS TORNADO..GO TO A STORM CELLAR OR A
CENTRAL INTERIOR ROOM ON THE LOWEST FLOOR. ABANDON CARS AND MOBILE
HOMES AND GO TO A CONCRETE OR BRICK BUILDING.

Nearby

Tornado Warnings in Mississippi, 1987Every tornado warning in 1987Tornadoes 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.