Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 56, NWS Jackson, MS

January 27, 1997Oktibbeha County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jan 27, 1997, 11:37 PM CST for Oktibbeha County, Mississippi. It was in force for 53 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
Jan 27, 1997, 11:37 PM CST (05:37 UTC)
Expired
Jan 28, 1997, 12:30 AM CST
In force
53 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Oktibbeha County, MS

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 27, 5:15 PM CSTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 5.6 hours before the alert went out and 166 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 1997-01-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 801 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 1997-01-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 257 square meters per square second.1939587897Sfc1 km3 km6 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
801 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
568 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
257 m²/s²
0-3 km storm-relative helicity
327 m²/s²
Significant tornado parameter
1.0
Supercell composite
6.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAN 280537 RRA
SVRJAN
MSC069-105-280630-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1137 PM CST MON JAN 27 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1230 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN EAST CENTRAL MISSISSIPPI
 
   ...KEMPER COUNTY
 
IN NORTH CENTRAL MISSISSIPPI
 
   ...OKTIBBEHA COUNTY
 
AT 1133 PM RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM
PHILADELPHIA TO PRESTON TO SHUQUALAK. THE LINE OF STORMS IS MOVING
SOUTHEAST AT 25 MPH. DAMAGING WINDS ARE LIKELY WITH THESE STORMS.
THE LINE WILL AFFECT THE SCOOBA...DE KALB...AND NESHOBA AREAS BY
1155 PM.
 
SEVVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE
HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.  MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
<
75

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 27, 6:08 PM CSTSevere Thunderstorm WarningJANMarion52 min
Jan 27, 6:23 PM CSTSevere Thunderstorm WarningJANHinds37 min
Jan 27, 7:22 PM CSTSevere Thunderstorm WarningJANWashington53 min
Jan 27, 7:38 PM CSTSevere Thunderstorm WarningJANSunflower37 min
Jan 27, 8:16 PM CSTSevere Thunderstorm WarningJANHumphreys, Leflore44 min
Jan 27, 8:29 PM CSTTornado WarningJANLeflore31 min
Jan 27, 8:41 PM CSTTornado WarningJANCarroll34 min
Jan 27, 8:56 PM CSTTornado WarningJANMontgomery49 min
Jan 27, 9:05 PM CSTSevere Thunderstorm WarningJANIssaquena, Sharkey40 min
Jan 27, 9:39 PM CSTTornado WarningJANWebster51 min
Jan 27, 9:59 PM CSTSevere Thunderstorm WarningJANChoctaw46 min
Jan 27, 10:23 PM CSTSevere Thunderstorm WarningJANOktibbeha37 min
Jan 27, 11:08 PM CSTSevere Thunderstorm WarningJANNoxubee37 min
Jan 27, 11:37 PM CSTSevere Thunderstorm WarningJANKemper, Neshoba53 min
Jan 27, 11:40 PM CSTSevere Thunderstorm WarningJANCopiah, Hinds35 min
Jan 28, 12:06 AM CSTSevere Thunderstorm WarningJANRankin, Simpson69 min
Jan 28, 12:49 AM CSTTornado WarningJANSimpson, Smith41 min
Jan 28, 1:24 AM CSTSevere Thunderstorm WarningJANJasper36 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1997Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive.