Alert archive / Mississippi / Tornado Warnings in 1998

Tornado Warning 31, NWS New Orleans, LA

September 28, 1998Harrison County, Jackson County, Mississippi

NWS New Orleans, LA issued this tornado warning at Sep 28, 1998, 4:34 AM CDT for Harrison County, Jackson County, Mississippi. It was in force for 31 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: Sep 28, 1998, 4:34 AM CDT (09:34 UTC)
Expired: Sep 28, 1998, 5:05 AM CDT
In force: 31 min
Issued by: NWS New Orleans, LA
Area: Whole counties

Counties Harrison County, MS, Jackson County, MS

The watch it was issued in

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

Issued	Product	Office	Lasted
Sep 28, 1:00 AM CDT	Tornado Watch	SPC	12 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 9.6 hours before the alert went out and 84 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1088 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 203 m²/s²
0-3 km storm-relative helicity: 240 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.

078 
WFUS1 KNEW 280932 RRA
TORNEW
MSC047-059-281005-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
434 AM CDT MON SEP 28 1998

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS LA HAS ISSUED A...

* TORNADO WARNING FOR
   - EASTERN HARRISON COUNTY IN SOUTHERN MISSISSIPPI
   - SOUTHWESTERN JACKSON COUNTY IN SOUTHERN MISSISSIPPI

* UNTIL 505 AM CDT

* AT 429 AM CDT... SHERIFFS DEPARTMENT REPORTED A POSSIBLE TORNADO
LOCATED NEAR THE ORANGE GROVE COMMUNITY. THIS TORNADO IS MOVING WEST
INTO EASTERN HARRISON COUNTY INTO THE BILOXI-GULFPORT AREA.

MORE TORNADIC ACTIVITY MAY BE EXPECTED OVER COASTAL MISSISSIPPI AS
THE EYEWALL OF THE HURRICANE CONTINUES TO MOVE INLAND.

IF YOU ARE IN THESE AREAS...SEEK SHELTER IN A SMALL INTERIOR ROOM
AWAY FROM WINDOWS.

IF YOU ARE IN THE PATH OF A TORNADO...GET UNDER A WORKBENCH OR PIECE
OF STURDY FURNITURE. SEEK SHELTER IN AN INTERIOR ROOM SUCH AS A
CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...OR CUSHIONS TO
COVER YOUR BODY.  AVOID WINDOWS.

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 28, 2:58 AM CDT	Flash Flood Warning	LIX	Harrison, Jackson	4 hr
Sep 28, 3:24 AM CDT	Tornado Warning	LIX	Jackson	31 min
Sep 28, 3:35 AM CDT	Tornado Warning	LIX	Harrison	20 min
Sep 28, 6:47 AM CDT	Tornado Warning	LIX	Harrison	28 min
Sep 28, 7:18 AM CDT	Flash Flood Warning	LIX	Hancock, Harrison, Jackson, Pearl River	3 hr
Sep 28, 8:38 AM CDT	Tornado Warning	LIX	Hancock	32 min
Sep 28, 8:53 AM CDT	Tornado Warning	LIX	Harrison	32 min
Sep 28, 10:37 AM CDT	Flash Flood Warning	LIX	Hancock, Harrison, Pearl River	7 hr
Sep 28, 10:37 AM CDT	Flash Flood Warning	LIX	Jackson	7 hr

Nearby

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