Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 178, NWS Jackson, MS

April 18, 1998Jasper County, Newton County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Apr 18, 1998, 12:38 AM CDT for Jasper County, Newton County, Mississippi. It was in force for 32 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
Apr 18, 1998, 12:38 AM CDT (05:38 UTC)
Expired
Apr 18, 1998, 1:10 AM CDT
In force
32 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Jasper County, MS, Newton County, MS

What was reported inside it

TimeReportWhereRemark
Apr 18, 1:00 AM CDTThunderstorm WindChunky, 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 nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 5.6 hours before the alert went out and 91 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 1998-04-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 1998-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
665 m above ground
0-6 km bulk shear
84 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
413 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.

000 
TTAA00 KJAN 180538 RRA
SVRJAN
MSC061-101-180610-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1238 AM CDT SAT APR 18 1998

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN JASPER COUNTY IN EAST CENTRAL MISSISSIPPI
  NEWTON COUNTY IN EAST CENTRAL MISSISSIPPI

* UNTIL 110 AM CDT

* AT 1237 AM CDT... A SEVERE THUNDERSTORM 21 MILES SOUTHWEST OF
  DECATUR OR 13 MILES SOUTHWEST OF NEWTON... INDICATED BY DOPPLER
  RADAR... MOVING NORTHEAST 40 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE...
  NEWTON                      BY 1255 AM CDT

DAMAGING WINDS AND LARGE HAIL 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

Local storm report, Apr 17, 10:08 PM CDT, 2 hours 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
1008 PM CDT FRI APR 17 1998

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

0710 PM    9 SE HATTIESBURG          MS   1 INCH HAIL
04/17/98   FORREST                        COVERED THE GROUND TO A
                                          DEPTH OF 2 INCHES AT CAMP
                                          SHELBY

0725 PM    2 S BROOKLYN              MS   1.75 INCH HAIL
04/17/98   FORREST                        REPORTED BY THE PUBLIC

0745 PM    2 S COLUMBIA              MS   1.75 INCH HAIL
04/17/98   MARION                         REPORTED BY CD OFFICE

0800 PM                              MS   WIND DAMAGE
04/17/98   LAMAR                          NUMEROUS REPORTS OF TREES
                                          DOWNED AND CHICKEN HOUSES
                                          DAMAGED THROUGHOUT THE
                                          COUNTY...REPORTED BY
                                          SHERIFFS OFFICE

0813 PM    PETAL                     MS   .75 INCH HAIL
04/17/98   FORREST                        REPORTED BY HAM RADIO
                                          SPOTTER

0815 PM    HATTIESBURG               MS   .88 INCH HAIL
04/17/98   FORREST                        AT THE HATTIESBURG EOC
                                          OFFICE

0819 PM    DIXIE                     MS   1.75 INCH HAIL
04/17/98   FORREST                        REPORTED BY HATTIESBURG
                                          EOC

0600 PM    7 SW COLUMBIA             MS   WIND DAMAGE
           MARION                         3 HOMES/5 MOBILE HOMES/
                                          SEVERAL BARNS ALL DAMAGED

0745 PM    5 S COLUMBIA              MS   WIND DAMAGE
           MARION                         NUMEROUS REPORTS OF TREES DOWN
Local storm report, Apr 17, 10:10 PM CDT, 2 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
1010 PM CDT FRI APR 17 1998

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

0832 PM    4 N ELLISVILLE            MS   1 INCH HAIL
04/17/98   JONES                          REPORTED BY HAM RADIO
                                          SPOTTER
Special weather statement, Apr 17, 10:59 PM CDT, 1 hour 39 minutes before
MSZ059>067-072>076-078-079-180500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1059 PM CDT FRI APR 17 1998

...TORNADO WATCH CANCELLED FOR SOUTHERN MISSISSIPPI...

TORNADO WATCH 243 HAS BEEN CANCELLED FOR SOUTHERN MISSISSIPPI. THERE IS
STILL A THREAT FOR ISOLATED SEVERE THUNDERSTORMS ACROSS SOUTHERN AND
CENTRAL MISSISSIPPI...BUT THE THREAT FOR ORGANIZED SEVERE WEATHER HAS
ENDED.

43/08
Special weather statement, Apr 17, 10:59 PM CDT, 1 hour 39 minutes before
MSZ059>067-072>076-078-079-180500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS ...CORRECTION...
1059 PM CDT FRI APR 17 1998

...TORNADO WATCH FOR SOUTHERN MISSISSIPPI HAS EXPIRED...^

TORNADO WATCH 243 FOR SOUTHERN MISSISSIPPI HAS EXPIRED. THERE IS
STILL A THREAT FOR ISOLATED SEVERE THUNDERSTORMS ACROSS SOUTHERN AND
CENTRAL MISSISSIPPI...BUT THE THREAT FOR ORGANIZED SEVERE WEATHER HAS
ENDED FOR TONIGHT.

43/08
Special weather statement, Apr 17, 10:59 PM CDT, 1 hour 39 minutes before
MSZ059>067-072>076-078-079-180500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1059 PM CDT FRI APR 17 1998

...TORNADO WATCH CANCELLED FOR SOUTHERN MISSISSIPPI...

TORNADO WATCH 243 HAS BEEN CANCELLED FOR SOUTHERN MISSISSIPPI. THERE IS
STILL A THREAT FOR ISOLATED SEVERE THUNDERSTORMS ACROSS SOUTHERN AND
CENTRAL MISSISSIPPI...BUT THE THREAT FOR ORGANIZED SEVERE WEATHER HAS
ENDED.

43/08
Special weather statement, Apr 17, 10:59 PM CDT, 1 hour 39 minutes before
MSZ059>067-072>076-078-079-180500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS ...CORRECTION...
1059 PM CDT FRI APR 17 1998

...TORNADO WATCH FOR SOUTHERN MISSISSIPPI HAS EXPIRED...^

TORNADO WATCH 243 FOR SOUTHERN MISSISSIPPI HAS EXPIRED. THERE IS
STILL A THREAT FOR ISOLATED SEVERE THUNDERSTORMS ACROSS SOUTHERN AND
CENTRAL MISSISSIPPI...BUT THE THREAT FOR ORGANIZED SEVERE WEATHER HAS
ENDED FOR TONIGHT.

43/08

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 17, 7:12 PM CDTSevere Thunderstorm WarningJANForrest33 min
Apr 17, 7:31 PM CDTTornado WarningJANMarion49 min
Apr 17, 7:51 PM CDTSevere Thunderstorm WarningJANLamar44 min
Apr 17, 8:04 PM CDTSevere Thunderstorm WarningJANCovington, Forrest, Jones51 min
Apr 17, 8:41 PM CDTSevere Thunderstorm WarningJANClarke, Jasper49 min
Apr 17, 9:56 PM CDTSevere Thunderstorm WarningJANJefferson Davis, Lawrence49 min
Apr 17, 10:19 PM CDTSevere Thunderstorm WarningJANSimpson, Smith36 min
Apr 17, 10:45 PM CDTSevere Thunderstorm WarningJANFranklin, Lincoln50 min
Apr 17, 10:54 PM CDTSevere Thunderstorm WarningJANJasper36 min
Apr 17, 11:30 PM CDTSevere Thunderstorm WarningJANClarke, Lauderdale50 min
Apr 18, 12:11 AM CDTSevere Thunderstorm WarningJANSmith34 min
Apr 18, 1:07 AM CDTSevere Thunderstorm WarningJANLauderdale48 min
Apr 18, 6:06 AM CDTSevere Thunderstorm WarningJANLincoln49 min
Apr 18, 6:24 AM CDTSevere Thunderstorm WarningJANRankin, Simpson46 min
Apr 18, 7:13 AM CDTSevere Thunderstorm WarningJANRankin, Simpson47 min
Apr 18, 7:35 AM CDTSevere Thunderstorm WarningJANSmith35 min
Apr 18, 7:56 AM CDTSevere Thunderstorm WarningJANCopiah34 min
Apr 18, 8:07 AM CDTSevere Thunderstorm WarningJANSimpson33 min
Apr 18, 8:09 AM CDTSevere Thunderstorm WarningJANNewton36 min
Apr 18, 8:21 AM CDTSevere Thunderstorm WarningJANRankin34 min
Apr 18, 8:32 AM CDTSevere Thunderstorm WarningJANLauderdale33 min
Apr 18, 8:44 AM CDTSevere Thunderstorm WarningJANScott, Smith51 min
Apr 18, 8:47 AM CDTSevere Thunderstorm WarningJANCopiah33 min
Apr 18, 8:51 AM CDTSevere Thunderstorm WarningJANFranklin34 min
Apr 18, 8:52 AM CDTSevere Thunderstorm WarningJANKemper33 min
Apr 18, 9:05 AM CDTSevere Thunderstorm WarningJANHinds20 min
Apr 18, 9:20 AM CDTSevere Thunderstorm WarningJANRankin50 min
Apr 18, 10:03 AM CDTSevere Thunderstorm WarningJANCopiah, Rankin, Simpson47 min
Apr 18, 12:20 PM CDTSevere Thunderstorm WarningJANJefferson Davis, Simpson45 min
Apr 18, 2:11 PM CDTSevere Thunderstorm WarningJANForrest60 min
Apr 18, 3:28 PM CDTSevere Thunderstorm WarningJANJefferson Davis, Lawrence32 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.