Alert archive / Mississippi / Tornado Warnings in 1996

Tornado Warning 18, NWS New Orleans, LA

April 29, 1996Hancock County, Harrison County, Mississippi

NWS New Orleans, LA issued this tornado warning at Apr 29, 1996, 9:19 AM CDT for Hancock County, Harrison County, Mississippi. It was in force for 26 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: Apr 29, 1996, 9:19 AM CDT (14:19 UTC)
Expired: Apr 29, 1996, 9:45 AM CDT
In force: 26 min
Issued by: NWS New Orleans, LA
Area: Whole counties

Counties Hancock County, MS, Harrison County, MS

The radar

The Mobile radar (KMOB), 104 km from the middle of the area, began a volume at 14:21 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 2.3 hours before the alert went out and 44 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: 1540 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 639 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 81 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KNEW 291422
TORNEW
MSC045-047-MSZ501-291445-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO AND SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
919 AM CDT MON APR 29 1996
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
TORNADO AND SPECIAL MARINE WARNING EFFECTIVE UNTIL  945 AM CDT
FOR RESIDENTS IN THE FOLLOWING LOCATIONS...
 
IN SOUTH MISSISSIPPI
 
   ...SOUTHEASTERN HANCOCK COUNTY...SOUTHWESTERN HARRISON COUNTY
 
  AND ADJACENT COASTAL WATERS.
 
AT 917 AM HANCOCK COUNTY SHERIFFS OFFICE REPORTED A WATERSPOUT OFFSHORE
THE WASHINGTON STREET PIER IN BAY ST LOUIS MISSISSIPPI. THE
THUNDERSTORM AND ASSOCIATED WATERSPOUT WERE MOVING NORTHEAST AROUND 25
MILES AN HOUR. COMMUNITIES IN THE PATH OF THIS STORM INCLUDE BAY ST
LOUIS AND PASS CHRISTIAN.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...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.
 
THESE THUNDERSTORMS WILL PRODUCE WINDS EXCEEDING GALE FORCE...
ROUGH SEAS... HEAVY RAINFALL... DANGEROUS LIGHTNING AND THE
POSSIzBILITY OF WATERSPOUTS. SMALL CRAFT SHOULD SEEK SAFE HARBOR
IMMEDIATELY.
 
 
 
&

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 29, 11:50 AM CDT	Severe Thunderstorm Warning	LIX	Harrison	40 min
Apr 29, 12:35 PM CDT	Severe Thunderstorm Warning	LIX	Pearl River	40 min
Apr 29, 1:28 PM CDT	Severe Thunderstorm Warning	LIX	Hancock	47 min

Nearby

Tornado Warnings in Mississippi, 1996 Every tornado warning in 1996 Tornadoes in 1996

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; radar from the NEXRAD Level II archive.