Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 451, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jul 6, 1998, 3:37 PM CDT for Marion County, Mississippi. It was in force for 48 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
- Jul 6, 1998, 3:37 PM CDT (20:37 UTC)
- Expired
- Jul 6, 1998, 4:25 PM CDT
- In force
- 48 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Marion County, MS
The nearest sounding before it
Slidell Radar S, LA (KSIL), launched 12:00Z, 8.6 hours before the alert went out and 110 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.
- Mixed-layer CAPE
- 1507 J/kg
- Mixed-layer CIN
- -74 J/kg
- Mixed-layer LCL
- 1049 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
687 WUUS1 KJAN 062036 RRA SVRJAN MSC091-062125- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 337 PM CDT MON JUL 6 1998 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MARION COUNTY IN SOUTH CENTRAL MISSISSIPPI * UNTIL 425 PM CDT * AT 336 PM CDT... RADAR INDICATED A SEVERE THUNDERSTORM 6 MILES NORTHWEST OF COLUMBIA MOVING SOUTH AT 10 MPH. * THE FOLLOWING LOCATION IS IN THE PATH OF THIS STORM... COLUMBIA BY 345 PM CDT THIS IS A DANGEROUS STORM STAY INDOORS AWAY FROM WINDOWS. 75
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, Jul 6, 10:00 AM CDT, 5 hours 37 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-
072>074-070400-
AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT MON JUL 6 1998
AFTERNOON AND EVENING THUNDERSTORMS WILL BE WIDELY SCATTERED ACROSS THE
AREA. A FEW THUNDERSTORMS WILL PRODUCE GUSTY WINDS BUT NO ORGANIZED
SEVERE ACTIVITY IS EXPECTED.
ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY
MANAGEMENT PERSONNEL WILL NOT BE REQUIRED^ THROUGH TONIGHT.
FOR MORE WEATHER INFORMATION PLEASE VISIT OUR INTERNET WEB SITE AT:
HTTP://WWW.JANNWS.STATE.MS.US (IN LOWER CASE LETTERS)Special weather statement, Jul 6, 10:00 AM CDT, 5 hours 37 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-
072>074-070400-
AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT MON JUL 6 1998
AFTERNOON AND EVENING THUNDERSTORMS WILL BE WIDELY SCATTERED ACROSS THE
AREA. A FEW THUNDERSTORMS WILL PRODUCE GUSTY WINDS BUT NO ORGANIZED
SEVERE ACTIVITY IS EXPECTED.
ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY
MANAGEMENT PERSONNEL WILL NOT BE REQUIRED^ THROUGH TONIGHT.
FOR MORE WEATHER INFORMATION PLEASE VISIT OUR INTERNET WEB SITE AT:
HTTP://WWW.JANNWS.STATE.MS.US (IN LOWER CASE LETTERS)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; the sounding from the Mesonet's radiosonde archive.