Alert archive / Mississippi / Tornado Warnings in 1990

Tornado Warning 3, NWS Mobile, AL

February 15, 1990Forrest County, Lamar County, Mississippi

NWS Mobile, AL issued this tornado warning at Feb 15, 1990, 10:09 PM CST for Forrest County, Lamar County, Mississippi. It was in force for 36 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
Feb 15, 1990, 10:09 PM CST (04:09 UTC)
Expired
Feb 15, 1990, 10:45 PM CST
In force
36 min
Issued by
NWS Mobile, AL
Area
Whole counties

Counties Forrest County, MS, Lamar County, MS

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

TimeReportWhereRemark
Feb 15, 10:10 PM CSTThunderstorm Wind 0Lamar, MS

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

Slidell Radar S, LA (KSIL), launched 00:00Z, 4.2 hours before the alert went out and 110 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, Slidell Radar S, LA at 00:00Z on 1990-02-16Temperature 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, Slidell Radar S, LA at 00:00Z on 1990-02-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 172 square meters per square second.1939587897Sfc1 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
NaN m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
172 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAN 160409
TORJAN
MSC035-073-160445-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1009 PM CST THU FEB 15 1990
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1045 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTHEAST MISSISSIPPI
          ...FORREST...SOUTHERN LAMAR
 
AT 1007 PM CST...A SEVERE THUNDERSTORM WITH A POSSIBLE TORNADO WAS
INDICATED OVER SOUTHERN LAMAR COUNTY NEAR LUMBERTON. THIS STORM WAS
TRAVELING TOWARDS THE NORTHEAS AT 60 MILES AN HOUR AND SHOULD BE
MOVING BETWEEN CAMP SHELBY AND BROOKLYN BY 1030 PM.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS IN AN
INTERIOR ROOM ON THE LOWESTs FLOOR.  GET UNDER STURDY FURNITURE.
USE PILLOWS OR CUSHIONS TO COVER YOUR HEAD.
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The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 15, 9:49 PM CSTSevere Thunderstorm WarningMOBPearl River26 min
Feb 15, 9:56 PM CSTSevere Thunderstorm WarningMOBLamar34 min
Feb 15, 10:40 PM CSTSevere Thunderstorm WarningMOBPerry35 min

Nearby

Tornado Warnings in Mississippi, 1990Every tornado warning in 1990Tornadoes in 1990

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.