Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 539, NWS Jackson, MS

August 30, 1998Hinds County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Aug 30, 1998, 3:58 PM CDT for Hinds County, Mississippi. It was in force for 47 min. 1 report 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
Aug 30, 1998, 3:58 PM CDT (20:58 UTC)
Expired
Aug 30, 1998, 4:45 PM CDT
In force
47 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Hinds County, MS

What was reported inside it

TimeReportWhereRemark
Aug 30, 4:10 PM CDTHail 0.75Terry, 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 nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 9.0 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 12:00Z on 1998-08-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1796 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 12:00Z on 1998-08-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 square meters per square second.1939Sfc1 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
1796 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
1190 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
-13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

356 
WUUS1 KJAN 302100 RRA
SVRJAN
MSC049-302145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
358 PM CDT SUN AUG 30 1998

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HINDS COUNTY IN CENTRAL MISSISSIPPI

* UNTIL 445 PM CDT

* AT 357 PM CDT... RADAR INDICATED A RAPIDLY DEVELOPING SEVERE
  THUNDERSTORM 16 MILES SOUTHWEST OF JACKSON OR 4 MILES WEST OF
  TERRY MOVING NORTHEAST AT LESS THAN 5 MPH.

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

DAMAGING WINDS AND HEAVY RAIN ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS

64

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, Aug 30, 10:00 AM CDT, 5 hours 58 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-
072>074-310300-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT SUN AUG 30 1998

A STATIONARY TROUGH...EXTENDING FROM COLUMBUS TO VICKSBURG
MISSISSIPPI TO WINNSBORO LOUISIANA...WILL COMBINE WITH AN UNSTABLE
AIRMASS IN PLACE OVER THE REGION TO PRODUCE WIDELY SCATTERED
THUNDERSTORMS THROUGH THIS EVENING. WITH THE PROXIMITY OF THE
TROUGH...THE MAJORITY OF THE THUNDERSTORM ACTIVITY WILL BE CONFINED
TO PORTIONS OF CENTRAL MISSISSIPPI AND NORTHEAST LOUISIANA.

ALTHOUGH NO ORGANIZED SEVERE THUNDERSTORMS ARE EXPECTED...SOME OF
THE STRONGER STORMS WILL LIKELY CONTAIN GUSTY WINDS NEAR 40 MPH...
SMALL HAIL...AND VERY HEAVY RAINFALL.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY
MANAGEMENT/CIVIL DEFENSE PERSONNEL IS NOT ANTICIPATED THROUGH
TONIGHT.

FOR MORE INFORMATION...PLEASE VISIT OUR INTERNET WEB SITE AT:
HTTP://WWW.JANNWS.STATE.MS.US       /IN LOWER CASE LETTERS/
Special weather statement, Aug 30, 10:00 AM CDT, 5 hours 58 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-
072>074-310300-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT SUN AUG 30 1998

A STATIONARY TROUGH...EXTENDING FROM COLUMBUS TO VICKSBURG
MISSISSIPPI TO WINNSBORO LOUISIANA...WILL COMBINE WITH AN UNSTABLE
AIRMASS IN PLACE OVER THE REGION TO PRODUCE WIDELY SCATTERED
THUNDERSTORMS THROUGH THIS EVENING. WITH THE PROXIMITY OF THE
TROUGH...THE MAJORITY OF THE THUNDERSTORM ACTIVITY WILL BE CONFINED
TO PORTIONS OF CENTRAL MISSISSIPPI AND NORTHEAST LOUISIANA.

ALTHOUGH NO ORGANIZED SEVERE THUNDERSTORMS ARE EXPECTED...SOME OF
THE STRONGER STORMS WILL LIKELY CONTAIN GUSTY WINDS NEAR 40 MPH...
SMALL HAIL...AND VERY HEAVY RAINFALL.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY
MANAGEMENT/CIVIL DEFENSE PERSONNEL IS NOT ANTICIPATED THROUGH
TONIGHT.

FOR MORE INFORMATION...PLEASE VISIT OUR INTERNET WEB SITE AT:
HTTP://WWW.JANNWS.STATE.MS.US       /IN LOWER CASE LETTERS/
Local storm report, Aug 30, 2:18 PM CDT, 1 hour 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
218 PM CDT SUN AUG 30 1998

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....PARISH/COUNTY LOCATION....

0200 PM    10 S BROOKHAVEN           MS   .75 INCH HAIL
08/30/98   LINCOLN                        CIVIL DEFENSE REPORTS DIME
                                          SIZE HAIL ON HWY 583.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 30, 1:57 PM CDTSevere Thunderstorm WarningJANLincoln33 min
Aug 30, 3:00 PM CDTSevere Thunderstorm WarningJANRankin35 min
Aug 30, 5:09 PM CDTSevere Thunderstorm WarningJANAdams51 min
Aug 30, 5:31 PM CDTSevere Thunderstorm WarningJANHinds, Madison49 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.