Alert archive / Mississippi / Tornado Warnings in 1998

Tornado Warning 39, NWS Jackson, MS

April 28, 1998Hinds County, Mississippi

NWS Jackson, MS issued this tornado warning at Apr 28, 1998, 1:46 AM CDT for Hinds County, Mississippi. It was in force for 34 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 28, 1998, 1:46 AM CDT (06:46 UTC)
Expired
Apr 28, 1998, 2:20 AM CDT
In force
34 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Hinds County, MS

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 28, 12:00 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 6.8 hours before the alert went out and 35 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 1998-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1003 joules per kilogram.LCLLFCEL10008507005003002001001 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 1998-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
1003 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

247 
WFUS1 KJAN 280648 RRA
TORJAN
MSC049-280735-

BULLETIN- EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
146 AM CDT TUE APR 28 1998

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN HINDS COUNTY IN CENTRAL MISSISSIPPI

* UNTIL 220 AM CDT

* AT 144 AM CDT... A TORNADO 19 MILES EAST OF VICKSBURG OR 5 MILES
  NORTHEAST OF EDWARDS... INDICATED BY JACKSON WEATHER SERVICE
  DOPPLER RADAR... MOVING NORTHEAST 40 MPH. THE STORM IS TRACKING
  ALONG HIGHWAY 22.

* THIS STORM WILL MAINLY AFFECT SMALLER COMMUNITIES AND RURAL AREAS.

IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR
ROOM AWAY FROM WINDOWS.

68

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 7:23 PM CDTSevere Thunderstorm WarningJANSunflower47 min
Apr 27, 7:47 PM CDTTornado WarningJANSunflower33 min
Apr 27, 8:12 PM CDTSevere Thunderstorm WarningJANLeflore48 min
Apr 28, 12:20 AM CDTSevere Thunderstorm WarningJANAdams45 min
Apr 28, 12:30 AM CDTSevere Thunderstorm WarningJANClaiborne, Jefferson45 min
Apr 28, 12:49 AM CDTSevere Thunderstorm WarningJANWarren46 min
Apr 28, 1:12 AM CDTSevere Thunderstorm WarningJANHinds48 min
Apr 28, 1:55 AM CDTTornado WarningJANMadison35 min
Apr 28, 2:16 AM CDTSevere Thunderstorm WarningJANMadison34 min
Apr 28, 3:24 AM CDTSevere Thunderstorm WarningJANMarion46 min
Apr 28, 4:04 AM CDTSevere Thunderstorm WarningJANLamar51 min
Apr 28, 4:22 AM CDTSevere Thunderstorm WarningJANForrest48 min

Nearby

Tornado Warnings in Mississippi, 1998Every tornado warning in 1998Tornadoes in 1998

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.