Alert archive / Mississippi / Tornado Warnings in 1998

Tornado Warning 19, NWS Jackson, MS

March 7, 1998Jefferson County, Mississippi

NWS Jackson, MS issued this tornado warning at Mar 7, 1998, 12:49 PM CST for Jefferson County, Mississippi. It was in force for 41 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
Mar 7, 1998, 12:49 PM CST (18:49 UTC)
Expired
Mar 7, 1998, 1:30 PM CST
In force
41 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Jefferson County, MS

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 7, 12:30 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 6.8 hours before the alert went out and 111 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 1998-03-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 12:00Z on 1998-03-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 square meters per square second.1939587897117Sfc1 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
2 J/kg
Mixed-layer CIN
-286 J/kg
Mixed-layer LCL
599 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
281 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.

366 
WFUS1 KJAN 071847 RRA
TORJAN
MSC063-071930-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1249 PM CST SAT MAR 7 1998
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  130 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST MISSISSIPPI
 
   ...JEFFERSON COUNTY
 
AT 1246 PM DOPPLER RADAR INDICATED A DEVELOPING TORNDAO NEAR
FAYETTE...MOVING EAST AT 35 MPH. THIS TORNADO WILL STAY NORTH OF HIGHWAY
28 AND PASS THROUGH HARRISTON BY 1255 PM. TAKE COVER NOW
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS IN AN
INTERIOR ROOM ON THE LOWEST FLOOR.  GET UNDER STURDY FURNITURE.
USE PILLOWS OR CUSHIONS TO COVER YOUR HEAD.
<
 
76

What forecasters said that day

The local office's own words before this tornado 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, Mar 7, 8:04 AM CST, 4 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
804 AM CST SAT MAR 07 1998

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

0455 AM    BROOKHAVEN                MS   .75 INCH HAIL
03/07/98   LINCOLN                        REPORTED IN
                                          DOWNTOWN BROOKHAVEN BY EOC

0501 AM    HATTIESBURG               MS   1 INCH HAIL
03/07/98   FORREST                        ONE INCH HAIL IN
                                          HATTIESBURG REPORTED BY
                                          EOC

0530 AM    PINOLA                    MS   1 INCH HAIL
03/07/98   SIMPSON                        ONE INCH HAIL IN PINOLA
                                          AND MENDENHALL REPORTED BY
                                          SO

0555 AM    PURVIS                    MS   1.75 INCH HAIL
03/07/98   LAMAR                          HAIL THROUGHOUT
                                          PURVIS

0740 AM    FITLER                    MS   .75 INCH HAIL
03/07/98   ISSAQUENA                      HAIL COVERS THE
                                          GROUND THROUGHOUT
                                          ISSAQUENA COUNTY REPORTED
                                          BY EOC

0605 AM    HARRISBURG                LA   1.75 INCH HAIL REPORTED
03/07/98   CATAHOULA                      AT MANIFEST AND AMWELL AND
                                          4 S OF HARRISBURG ON HWY 124
Local storm report, Mar 7, 8:04 AM CST, 4 hours 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
804 AM CST SAT MAR 07 1998

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

0455 AM    BROOKHAVEN                MS   .75 INCH HAIL
03/07/98   LINCOLN                        REPORTED IN
                                          DOWNTOWN BROOKHAVEN BY EOC

0501 AM    HATTIESBURG               MS   1 INCH HAIL
03/07/98   FORREST                        ONE INCH HAIL IN
                                          HATTIESBURG REPORTED BY
                                          EOC

0530 AM    PINOLA                    MS   1 INCH HAIL
03/07/98   SIMPSON                        ONE INCH HAIL IN PINOLA
                                          AND MENDENHALL REPORTED BY
                                          SO

0555 AM    PURVIS                    MS   1.75 INCH HAIL
03/07/98   LAMAR                          HAIL THROUGHOUT
                                          PURVIS

0740 AM    FITLER                    MS   .75 INCH HAIL
03/07/98   ISSAQUENA                      HAIL COVERS THE
                                          GROUND THROUGHOUT
                                          ISSAQUENA COUNTY REPORTED
                                          BY EOC

0605 AM    HARRISBURG                LA   1.75 INCH HAIL REPORTED
03/07/98   CATAHOULA                      AT MANIFEST AND AMWELL AND
                                          4 S OF HARRISBURG ON HWY 124
Special weather statement, Mar 7, 10:00 AM CST, 2 hours 49 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-080400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST SAT MAR 7 1998

...AN OUTBREAK OF SEVERE THUNDERSTORMS POSSIBLE ACROSS THE AREA TODAY AND
   TONIGHT...

STRONG TO SEVERE THUNDERSTORMS HAVE ALREADY OCCURRED THIS MORNING.
SOUTHERLY FLOW WAS TRANSPORTING WARM...MOIST AND UNSTABLE AIR ACROSS THE
AREA. A STRONG UPPER LEVEL DISTURBANCE OVER SOUTHEAST TEXAS WILL MOVE
NORTHEAST OVER THE AREA THIS AFTERNOON AND TONIGHT. THUNDERSTORM COVERAGE
WILL INCREASE AS THE AIRMASS BECOMES EVEN MORE UNSTABLE THIS AFTERNOON.
ALSO...THE VERTICAL WIND PROFILE...INCLUDING VERY STRONG JET STREAM WINDS
WILL BE FAVORABLE FOR SEVERE THUNDERSTORMS.

THE MAIN THREAT FROM THESE STORMS WILL BE LARGE HAIL AND DAMAGING WINDS.
HOWEVER...A FEW TORNADOES ARE POSSIBLE DUE TO THE FAVORABLE VERTICAL WIND
PROFILE. THIS IS A POTENTIALLY DANGEROUS SITUATION...SO THE WEATHER NEEDS
TO BE CLOSELY MONITORED TODAY AND TONIGHT.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND PUBLIC SAFETY
OFFICIALS WILL BE REQUIRED THROUGH TONIGHT.

FOR MORE INFORMATION PLEASE VISIT OUR WEB SITE AT:
HTTP//WWW.JANNWS.STATE.MS.US  (IN SMALL CASE LETTERS)
Special weather statement, Mar 7, 10:00 AM CST, 2 hours 49 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-080400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST SAT MAR 7 1998

...AN OUTBREAK OF SEVERE THUNDERSTORMS POSSIBLE ACROSS THE AREA TODAY AND
   TONIGHT...

STRONG TO SEVERE THUNDERSTORMS HAVE ALREADY OCCURRED THIS MORNING.
SOUTHERLY FLOW WAS TRANSPORTING WARM...MOIST AND UNSTABLE AIR ACROSS THE
AREA. A STRONG UPPER LEVEL DISTURBANCE OVER SOUTHEAST TEXAS WILL MOVE
NORTHEAST OVER THE AREA THIS AFTERNOON AND TONIGHT. THUNDERSTORM COVERAGE
WILL INCREASE AS THE AIRMASS BECOMES EVEN MORE UNSTABLE THIS AFTERNOON.
ALSO...THE VERTICAL WIND PROFILE...INCLUDING VERY STRONG JET STREAM WINDS
WILL BE FAVORABLE FOR SEVERE THUNDERSTORMS.

THE MAIN THREAT FROM THESE STORMS WILL BE LARGE HAIL AND DAMAGING WINDS.
HOWEVER...A FEW TORNADOES ARE POSSIBLE DUE TO THE FAVORABLE VERTICAL WIND
PROFILE. THIS IS A POTENTIALLY DANGEROUS SITUATION...SO THE WEATHER NEEDS
TO BE CLOSELY MONITORED TODAY AND TONIGHT.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND PUBLIC SAFETY
OFFICIALS WILL BE REQUIRED THROUGH TONIGHT.

FOR MORE INFORMATION PLEASE VISIT OUR WEB SITE AT:
HTTP//WWW.JANNWS.STATE.MS.US  (IN SMALL CASE LETTERS)
Special weather statement, Mar 7, 11:10 AM CST, 1 hour 39 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-080400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1110 AM CST SAT MAR 7 1998

...SEVERE THUNDERSTORM WATCH 84 HAS EXPIRED...
...ADDITIONAL WEATHER WATCHES LIKELY LATER TODAY...

A LARGE AREA OF RAIN AND A FEW THUNDERSTORMS CONTINUED MOVING TOWARD
THE NORTHEAST ACROSS MISSISSIPPI...NORTHEAST LOUISIANA AND SOUTHEAST
ARKANSAS.  MOST OF THE THUNDERSTORMS HAVE TENDED TO WEAKEN SLIGHTLY
LATE THIS MORNING AND THE SEVERE THUNDERSTORM WATCH HAS BEEN ALLOWED TO
EXPIRE FOR NOW.  AS THE AIRMASS BECOMES EVEN MORE UNSTABLE LATER TODAY...
ADDITIONAL SEVERE WEATHER WATCHES ARE EXPECTED. A STRONG JET STREAM
COMBINING WITH MOIST UNSTABLE AIR WILL FUEL THE REDEVELOPMENT OF
STRONG TO SEVERE THUNDERSTORMS FROM MID AFTERNOON THROUGH TONIGHT.

THE MAIN THREAT FROM THE LATER STORMS WILL BE DAMAGING WINDS AND LARGE
HAIL HOWEVER...A FEW TORNADOES ARE ALSO POSSIBLE.

RESIDENTS IN THE ARKLAMS REGION SHOULD STAY TUNED FOR LATER STATEMENTS
...WATCHES AND WARNINGS AS THIS IS POTENTIALLY A VERY DANGEROUS SYSTEM.
ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND PUBLIC SAFETY
OFFICIALS WILL AGAIN BE REQUIRED THROUGH TONIGHT.

FOR MORE INFORMATION PLEASE VISIT OUR WEB SITE AT:
HTTP//WWW.JANNWS.STATE.MS.US  (IN SMALL CASE LETTERS)
Special weather statement, Mar 7, 11:10 AM CST, 1 hour 39 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-080400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1110 AM CST SAT MAR 7 1998

...SEVERE THUNDERSTORM WATCH 84 HAS EXPIRED...
...ADDITIONAL WEATHER WATCHES LIKELY LATER TODAY...

A LARGE AREA OF RAIN AND A FEW THUNDERSTORMS CONTINUED MOVING TOWARD
THE NORTHEAST ACROSS MISSISSIPPI...NORTHEAST LOUISIANA AND SOUTHEAST
ARKANSAS.  MOST OF THE THUNDERSTORMS HAVE TENDED TO WEAKEN SLIGHTLY
LATE THIS MORNING AND THE SEVERE THUNDERSTORM WATCH HAS BEEN ALLOWED TO
EXPIRE FOR NOW.  AS THE AIRMASS BECOMES EVEN MORE UNSTABLE LATER TODAY...
ADDITIONAL SEVERE WEATHER WATCHES ARE EXPECTED. A STRONG JET STREAM
COMBINING WITH MOIST UNSTABLE AIR WILL FUEL THE REDEVELOPMENT OF
STRONG TO SEVERE THUNDERSTORMS FROM MID AFTERNOON THROUGH TONIGHT.

THE MAIN THREAT FROM THE LATER STORMS WILL BE DAMAGING WINDS AND LARGE
HAIL HOWEVER...A FEW TORNADOES ARE ALSO POSSIBLE.

RESIDENTS IN THE ARKLAMS REGION SHOULD STAY TUNED FOR LATER STATEMENTS
...WATCHES AND WARNINGS AS THIS IS POTENTIALLY A VERY DANGEROUS SYSTEM.
ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND PUBLIC SAFETY
OFFICIALS WILL AGAIN BE REQUIRED THROUGH TONIGHT.

FOR MORE INFORMATION PLEASE VISIT OUR WEB SITE AT:
HTTP//WWW.JANNWS.STATE.MS.US  (IN SMALL CASE LETTERS)

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 10:30 PM CSTSevere Thunderstorm WarningJANNeshoba45 min
Mar 6, 10:39 PM CSTSevere Thunderstorm WarningJANWinston51 min
Mar 6, 11:20 PM CSTSevere Thunderstorm WarningJANOktibbeha55 min
Mar 7, 12:25 AM CSTSevere Thunderstorm WarningJANWarren50 min
Mar 7, 2:00 AM CSTSevere Thunderstorm WarningJANLeflore45 min
Mar 7, 3:09 AM CSTSevere Thunderstorm WarningJANCopiah51 min
Mar 7, 3:52 AM CSTSevere Thunderstorm WarningJANSimpson53 min
Mar 7, 4:10 AM CSTSevere Thunderstorm WarningJANCovington, Jefferson Davis50 min
Mar 7, 4:25 AM CSTSevere Thunderstorm WarningJANSmith50 min
Mar 7, 4:35 AM CSTSevere Thunderstorm WarningJANFranklin, Lincoln40 min
Mar 7, 4:40 AM CSTSevere Thunderstorm WarningJANLamar50 min
Mar 7, 4:51 AM CSTSevere Thunderstorm WarningJANForrest54 min
Mar 7, 5:01 AM CSTSevere Thunderstorm WarningJANLawrence, Simpson44 min
Mar 7, 5:20 AM CSTSevere Thunderstorm WarningJANFranklin40 min
Mar 7, 5:28 AM CSTSevere Thunderstorm WarningJANSimpson47 min
Mar 7, 5:51 AM CSTSevere Thunderstorm WarningJANLincoln54 min
Mar 7, 6:11 AM CSTSevere Thunderstorm WarningJANHinds49 min
Mar 7, 6:28 AM CSTSevere Thunderstorm WarningJANWarren47 min
Mar 7, 6:43 AM CSTSevere Thunderstorm WarningJANMadison, Rankin47 min
Mar 7, 7:02 AM CSTSevere Thunderstorm WarningJANYazoo43 min
Mar 7, 7:23 AM CSTSevere Thunderstorm WarningJANIssaquena52 min
Mar 7, 7:51 AM CSTSevere Thunderstorm WarningJANSharkey24 min
Mar 7, 10:43 AM CSTSevere Thunderstorm WarningJANAdams47 min
Mar 7, 11:20 AM CSTSevere Thunderstorm WarningJANFranklin25 min
Mar 7, 12:35 PM CSTSevere Thunderstorm WarningJANLincoln40 min
Mar 7, 12:40 PM CSTSevere Thunderstorm WarningJANClaiborne, Jefferson50 min
Mar 7, 1:04 PM CSTSevere Thunderstorm WarningJANFranklin26 min

Nearby

Tornado Warnings in Mississippi, 1998Every tornado warning in 1998Tornadoes 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.