Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 385, NWS Jackson, MS

June 15, 1998Issaquena County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jun 15, 1998, 7:04 PM CDT for Issaquena County, Mississippi. It was in force for 36 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
Jun 15, 1998, 7:04 PM CDT (00:04 UTC)
Expired
Jun 15, 1998, 7:40 PM CDT
In force
36 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Issaquena County, MS

What was reported inside it

TimeReportWhereRemark
Jun 15, 7:27 PM CDTHail 1.75Fitler, MS
Jun 15, 7:50 PM CDTHail 1.75Fitler, MS

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
Jun 15, 3:45 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.1 hours before the alert went out and 97 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 1998-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3337 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 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 1998-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 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
3337 J/kg
Mixed-layer CIN
-34 J/kg
Mixed-layer LCL
1496 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
1.8
Supercell composite
17.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KJAN 160002 RRA
SVRJAN
MSC055-160040-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
704 PM CDT MON JUN 15 1998

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ISSAQUENA COUNTY IN WEST CENTRAL MISSISSIPPI

* UNTIL 740 PM CDT

* AT 703 PM CDT... RADAR INDICATED A SEVERE THUNDERSTORM 11 MILES
  SOUTHWEST OF MAYERSVILLE MOVING EAST AT 35 MPH.

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

THIS STORM HAS A HISTORY OF LARGE HAIL. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!

64

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 7:01 PM CDTSevere Thunderstorm WarningJANAttala49 min
Jun 15, 7:16 PM CDTSevere Thunderstorm WarningJANLeake49 min
Jun 15, 7:25 PM CDTSevere Thunderstorm WarningJANSharkey35 min
Jun 15, 7:41 PM CDTSevere Thunderstorm WarningJANIssaquena34 min
Jun 15, 7:44 PM CDTSevere Thunderstorm WarningJANNeshoba51 min
Jun 15, 7:47 PM CDTTornado WarningJANYazoo48 min
Jun 15, 7:52 PM CDTSevere Thunderstorm WarningJANWarren48 min
Jun 15, 8:10 PM CDTSevere Thunderstorm WarningJANMadison65 min
Jun 15, 8:23 PM CDTSevere Thunderstorm WarningJANKemper, Lauderdale47 min
Jun 15, 10:40 PM CDTSevere Thunderstorm WarningJANClarke, Jasper50 min
Jun 16, 1:48 PM CDTSevere Thunderstorm WarningJANClarke, Jasper52 min
Jun 16, 2:10 PM CDTSevere Thunderstorm WarningJANSmith50 min
Jun 16, 2:49 PM CDTSevere Thunderstorm WarningJANClarke51 min
Jun 16, 3:04 PM CDTSevere Thunderstorm WarningJANCovington, Jones51 min
Jun 16, 4:00 PM CDTSevere Thunderstorm WarningJANLauderdale50 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1998Every severe thunderstorm warning 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.