Alert archive / Mississippi / Tornado Warnings in 1998

Tornado Warning 40, NWS Jackson, MS

April 28, 1998Madison County, Mississippi

NWS Jackson, MS issued this tornado warning at Apr 28, 1998, 1:55 AM CDT for Madison County, Mississippi. It was in force for 35 min. 2 reports 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
Apr 28, 1998, 1:55 AM CDT (06:55 UTC)
Expired
Apr 28, 1998, 2:30 AM CDT
In force
35 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Madison County, MS

What was reported inside it

TimeReportWhereRemark
Apr 28, 2:10 AM CDTThunderstorm WindFlora, MSA roof was blown off of an airport hanger and several trees were blown down.
Apr 28, 2:25 AM CDTThunderstorm WindCanton, MSSeveral trees were blown down.

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.

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, 6.9 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°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.

268 
WFUS1 KJAN 280658 RRA
TORJAN
MSC089-280730-

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

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  MADISON COUNTY IN CENTRAL MISSISSIPPI
  
* UNTIL 230 AM CDT

* AT 155 AM CDT... A POSSIBLE TORNADO 28 MILES SOUTHWEST OF CANTON
  OR 12 MILES SOUTHWEST OF FLORA... INDICATED BY JACKSON WEATHER
  SERVICE DOPPLER RADAR... MOVING NORTHEAST 40 MPH.

* SOME LOCATIONS IN THE PATH OF THIS DANGEROUS STORM INCLUDE...
  FLORA                       BY 210 AM CDT
  RIDGELAND                   BY 220 AM CDT

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, 1:46 AM CDTTornado WarningJANHinds34 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.