Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 396, NWS Jackson, MS

June 15, 1998Kemper County, Lauderdale County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jun 15, 1998, 8:23 PM CDT for Kemper County, Lauderdale 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: Jun 15, 1998, 8:23 PM CDT (01:23 UTC)
Expired: Jun 15, 1998, 9:10 PM CDT
In force: 47 min
Issued by: NWS Jackson, MS
Area: Whole counties

Counties Kemper County, MS, Lauderdale County, MS

What was reported inside it

Time	Report	Where	Remark
Jun 15, 9:04 PM CDT	Hail 0.75	Kewanee, 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.

Issued	Product	Office	Lasted
Jun 15, 3:45 PM CDT	Tornado Watch	SPC	5 hr
Jun 15, 8:00 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 1.4 hours before the alert went out and 137 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

871 
WUUS1 KJAN 160121 RRA
SVRJAN
MSC069-075-160210-

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

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  KEMPER COUNTY IN EAST CENTRAL MISSISSIPPI
  LAUDERDALE COUNTY IN EAST CENTRAL MISSISSIPPI

* UNTIL 910 PM CDT

* AT 822 PM CDT... RADAR INDICATED A SEVERE THUNDERSTORM 20 MILES
  WEST OF DE KALB OR 14 MILES NORTHWEST OF COLLINSVILLE MOVING EAST
  AT 35 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE...
  COLLINSVILLE                BY 840 PM CDT
  DE KALB                     BY 850 PM CDT
  MERIDIAN                    BY 855 PM CDT
  MARION                      BY 900 PM CDT

THIS STORM HAS A HISTORY OF LARGE HAIL. 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

Local storm report, Jun 15, 7:55 PM CDT, 28 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
755 PM CDT MON JUN 15 1998

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

0635 PM    BENTON                    MS   TORNADO
06/15/98   YAZOO                          TORNADO REPORTED BY YAZOO
                                          SHERRIFFS OFFICE

0640 PM    OAK GROVE                 LA   1.75 INCH HAIL
06/15/98   WEST CARROLL

0727 PM    ONWARD                    MS   1.75 INCH HAIL
06/15/98   ISSEQUENA                      GOLFBALL SIZED HAIL ON
                                          ISSEQUENA/SHARKEY COUNTY
                                          LINES

0745 PM    YAZOO CITY                MS   TORNADO
06/15/98   YAZOO                          3 TORNADOES REPORTED ON
                                          GROUND NEAR HIGHWAY 49E

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 7:01 PM CDT	Severe Thunderstorm Warning	JAN	Attala	49 min
Jun 15, 7:04 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena	36 min
Jun 15, 7:16 PM CDT	Severe Thunderstorm Warning	JAN	Leake	49 min
Jun 15, 7:25 PM CDT	Severe Thunderstorm Warning	JAN	Sharkey	35 min
Jun 15, 7:41 PM CDT	Severe Thunderstorm Warning	JAN	Issaquena	34 min
Jun 15, 7:44 PM CDT	Severe Thunderstorm Warning	JAN	Neshoba	51 min
Jun 15, 7:47 PM CDT	Tornado Warning	JAN	Yazoo	48 min
Jun 15, 7:52 PM CDT	Severe Thunderstorm Warning	JAN	Warren	48 min
Jun 15, 8:10 PM CDT	Severe Thunderstorm Warning	JAN	Madison	65 min
Jun 15, 10:40 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper	50 min
Jun 16, 1:48 PM CDT	Severe Thunderstorm Warning	JAN	Clarke, Jasper	52 min
Jun 16, 2:10 PM CDT	Severe Thunderstorm Warning	JAN	Smith	50 min
Jun 16, 2:49 PM CDT	Severe Thunderstorm Warning	JAN	Clarke	51 min
Jun 16, 3:04 PM CDT	Severe Thunderstorm Warning	JAN	Covington, Jones	51 min
Jun 16, 4:00 PM CDT	Severe Thunderstorm Warning	JAN	Lauderdale	50 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1998 Every 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.