Alert archive / Mississippi / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 134, NWS Jackson, MS

April 12, 1996Franklin County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Apr 12, 1996, 11:12 PM CDT for Franklin County, Mississippi. It was in force for 33 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 12, 1996, 11:12 PM CDT (04:12 UTC)
Expired
Apr 12, 1996, 11:45 PM CDT
In force
33 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Franklin County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 4.2 hours before the alert went out and 121 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 00:00Z on 1996-04-13Temperature 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, Jackson, MS at 00:00Z on 1996-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
1848 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Apr 12, 9:43 PM CDT, 1 hour 29 minutes before
MSZ001>082-131300-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
940 PM CDT FRI APR 12 1996

...SEVERE THUNDERSTORMS THREATEN WESTERN MISSISSIPPI TONIGHT...

THE FIRST OF POSSIBLY THREE WEATHER SYSTEMS TO AFFECT MISSISSIPPI WILL
MOVE IN FROM THE WEST LATE TONIGHT. STRONG TO SEVERE THUNDERSTORMS COULD
FORM OVER WESTERN MISSISSIPPI AFTER MIDNIGHT AND MOVE AS FAR EAST AS
ROUGHLY INTERSTATE 55 BY MORNING. A STRONG UPPER LEVEL DISTURBANCE WILL
SEND THIS FIRST ROUND OF THUNDERSTORMS INTO THE REGION. THE PRIMARY TYPE
OF SEVERE WEATHER SHOULD COME FROM LARGE HAIL OR DAMAGING WINDS.

A VERY WARM...MOIST AND UNSTABLE AIRMASS WILL REMAIN OVER THE REGION
SATURDAY WITH MORE POTENTIAL FOR SEVERE STORM DEVELOPMENT. THE STRONGER
THUNDERSTORM THREATS MAY COME SATURDAY EVENING AND AGAIN SUNDAY AFTER-
NOON AS A COLD FRONT SWINGS INTO THE PICTURE.

EMERGENCY MANAGEMENT...HAM RADIO AND SPOTTER PERSONNEL WILL PROBABLY BE
NEEDED FOR HELP IN SEVERE WEATHER DETECTION AT SOME POINT THROUGH THE
WEEKEND. RESIDENTS SHOULD KEEP IN TOUCH WITH LATER WEATHER DEVELOPMENTS
AS THESE SPRING STORMS CROSS THE MAGNOLIA STATE.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 13, 3:16 AM CDTTornado WarningJANJefferson Davis44 min
Apr 13, 3:35 AM CDTSevere Thunderstorm WarningJANCovington40 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1996Every severe thunderstorm warning in 1996

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.