Alert archive / Mississippi / Tornado Warnings in 2002

Tornado Warning 84, NWS New Orleans, LA

December 19, 2002Harrison County, Mississippi

NWS New Orleans, LA issued this tornado warning at Dec 19, 2002, 12:35 PM CST for Harrison County, Mississippi. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Dec 19, 2002, 12:35 PM CST (18:35 UTC)
Expired: Dec 19, 2002, 1:00 PM CST
In force: 25 min
Issued by: NWS New Orleans, LA
Area: Counties, with a storm outline in the text

County Harrison County, MS

The radar

The Mobile radar (KMOB), 93 km from the middle of the area, began a volume at 18:36 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 watch it was issued in

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

Issued	Product	Office	Lasted
Dec 19, 9:35 AM CST	Tornado Watch	SPC	5 hr
Dec 19, 11:40 AM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 6.6 hours before the alert went out and 57 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: 668 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 480 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 304 m²/s²
0-3 km storm-relative helicity: 417 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 5.3

Open this sounding in Storm Lab

The text

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

641 
WFUS54 KLIX 191835
TORNEW
MSC047-191900-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1235 PM CST THU DEC 19 2002

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  HARRISON COUNTY IN SOUTHERN MISSISSIPPI

* UNTIL 100 PM CST

* AT 1232 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES WEST OF
  LYMAN...OR ABOUT 9 MILES NORTHEAST OF DIAMONDHEAD...MOVING
  NORTHEAST AT 45 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
   LYMAN AT 1240 PM CST
   SAUCIER AT 1250 PM CST

SEEK SHELTER ON THE LOWEST FLOOR OF A BUILDING IN AN INTERIOR HALLWAY
OR ROOM SUCH AS A CLOSET OR BATHROOM.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE.

LAT...LON 3039 8922 3046 8932 3055 8932 3068 8920
          3068 8891

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 19, 10:48 AM CST	Severe Thunderstorm Warning	LIX	Hancock, Pearl River	42 min
Dec 19, 12:31 PM CST	Severe Thunderstorm Warning	LIX	Pike, Walthall	59 min
Dec 19, 12:51 PM CST	Tornado Warning	LIX	Hancock, Harrison	24 min
Dec 19, 1:48 PM CST	Tornado Warning	LIX	Pearl River	27 min
Dec 19, 2:19 PM CST	Tornado Warning	LIX	Pearl River	26 min
Dec 19, 2:56 PM CST	Severe Thunderstorm Warning	LIX	Hancock, Harrison, Pearl River	64 min

Nearby

Tornado Warnings in Mississippi, 2002 Every tornado warning in 2002 Tornadoes in 2002

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.