Alert archive / Mississippi / Tornado Warnings in 1986

Tornado Warning 4, NWS Jackson, MS

March 12, 1986Lauderdale County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 12, 1986, 1:32 PM CST for Lauderdale County, Mississippi. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Mar 12, 1986, 1:32 PM CST (19:32 UTC)
Expired
Mar 12, 1986, 2:00 PM CST
In force
28 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Lauderdale 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

Jackson, MS (KJAN), launched 12:00Z, 7.5 hours before the alert went out and 134 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, Jackson, MS at 12:00Z on 1986-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1344 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 1986-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.19395878Sfc1 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
1344 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
647 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
19 m²/s²
Significant tornado parameter
-0.2
Supercell composite
-0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMEI 121932
TORMEI
MSC075-122000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE MERIDIAN MS
132 PM CST WED MAR 12 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 200 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY OF

EAST CENTRAL MISSISSIPPI...NORTHERN LAUDERDALE


  AT 130 PM CST RADAR INDICATED A POSSIBLE TORNADO 12 MILES
  NORTH OF MERIDIAN MISSISSIPPI MOVING NOR^THEAST AT 50 MPH.

 THIS IS A DANGEROUS STORM THAT ALREADY HAS A HISTORY OF SEVERE
 WEATHER. PERSONS IN THE THE PATH OF THIS STORM SHOULD TAKE COVER
 IMMEDIATELY.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 12, 7:52 AM CSTSevere Thunderstorm WarningJANClaiborne, Warren38 min
Mar 12, 8:09 AM CSTSevere Thunderstorm WarningJANFranklin, Jefferson36 min
Mar 12, 9:02 AM CSTSevere Thunderstorm WarningJANAmite, Lincoln58 min
Mar 12, 9:02 AM CSTSevere Thunderstorm WarningJANCopiah, Hinds58 min
Mar 12, 9:38 AM CSTSevere Thunderstorm WarningJANPike52 min
Mar 12, 9:54 AM CSTSevere Thunderstorm WarningJANLawrence66 min
Mar 12, 9:54 AM CSTSevere Thunderstorm WarningJANHinds, Madison, Rankin38 min
Mar 12, 10:50 AM CSTSevere Thunderstorm WarningJANLawrence, Walthall55 min
Mar 12, 12:12 PM CSTSevere Thunderstorm WarningJANJasper48 min
Mar 12, 12:24 PM CSTTornado WarningJANJasper86 min
Mar 12, 12:39 PM CSTTornado WarningJANClarke, Lauderdale51 min
Mar 12, 1:18 PM CSTTornado WarningJANKemper42 min
Mar 12, 1:51 PM CSTTornado WarningJANNeshoba34 min
Mar 12, 2:59 PM CSTSevere Thunderstorm WarningJANKemper, Noxubee61 min
Mar 12, 2:59 PM CSTSevere Thunderstorm WarningJANJasper, Lauderdale, Newton61 min
Mar 12, 5:07 PM CSTTornado WarningJANJones, Wayne68 min

Nearby

Tornado Warnings in Mississippi, 1986Every tornado warning in 1986Tornadoes in 1986

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.