Alert archive / Louisiana / Tornado Warnings in 2002

Tornado Warning 87, NWS New Orleans, LA

December 19, 2002Washington Parish, Louisiana; Pearl River County, Mississippi

NWS New Orleans, LA issued this tornado warning at Dec 19, 2002, 1:48 PM CST for Washington Parish, Louisiana; Pearl River County, Mississippi. It was in force for 27 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, 1:48 PM CST (19:48 UTC)
Expired
Dec 19, 2002, 2:15 PM CST
In force
27 min
Issued by
NWS New Orleans, LA
Area
Counties, with a storm outline in the text

Counties Washington Parish, LA, Pearl River County, MS

The watch it was issued in

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

IssuedProductOfficeLasted
Dec 19, 11:40 AM CSTTornado WatchSPC6 hr
Dec 19, 9:35 AM CSTTornado WatchSPC5 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 7.8 hours before the alert went out and 75 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, Slidell Radar S, LA at 12:00Z on 2002-12-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 668 joules per kilogram.LCLLFCEL10008507005003002001001 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, Slidell Radar S, LA at 12:00Z on 2002-12-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 304 square meters per square second.1939587897Sfc1 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
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.

832 
WFUS54 KLIX 191948
TORNEW
LAC117-MSC109-192015-

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

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  WASHINGTON PARISH IN SOUTHEAST LOUISIANA
  THIS INCLUDES THE CITY OF BOGALUSA
  PEARL RIVER COUNTY IN SOUTHERN MISSISSIPPI
  THIS INCLUDES THE CITY OF POPLARVILLE

* UNTIL 215 PM CST

* AT 147 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 3 MILES WEST OF 
  BOGALUSA...MOVING EAST AT 55 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  BOGALUSA AT 150 PM CST 
  POPLARVILLE AT 205 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 3082 9003 3065 8995 3100 8878 3125 8889

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 19, 9:42 AM CSTSevere Thunderstorm WarningLIXSaint Charles33 min
Dec 19, 9:49 AM CSTSpecial Marine WarningLIX56 min
Dec 19, 10:19 AM CSTSevere Thunderstorm WarningLIXSaint Tammany26 min
Dec 19, 10:48 AM CSTSevere Thunderstorm WarningLIXSaint Tammany42 min
Dec 19, 11:36 AM CSTSpecial Marine WarningLIX114 min
Dec 19, 11:36 AM CSTSpecial Marine WarningLIX114 min
Dec 19, 12:06 PM CSTSevere Thunderstorm WarningLIXOrleans, Plaquemines, Saint Bernard24 min
Dec 19, 12:31 PM CSTSevere Thunderstorm WarningLIXAscension, Iberville, Livingston, Saint Helena, Saint Tammany, Tangipahoa and 1 more59 min
Dec 19, 1:07 PM CSTSevere Thunderstorm WarningLIXAssumption, Jefferson, Lafourche, Saint Charles, Saint James, Saint John the Baptist and 1 more53 min
Dec 19, 1:26 PM CSTTornado WarningLIXWashington34 min
Dec 19, 1:41 PM CSTSpecial Marine WarningLIX34 min
Dec 19, 1:52 PM CSTSevere Thunderstorm WarningLIXSaint Tammany38 min
Dec 19, 1:59 PM CSTSevere Thunderstorm WarningLIXJefferson, Lafourche, Orleans, Plaquemines, Saint Bernard, Saint Charles and 2 more91 min
Dec 19, 2:17 PM CSTSpecial Marine WarningLIX118 min
Dec 19, 2:17 PM CSTSpecial Marine WarningLIX118 min
Dec 19, 4:11 PM CSTSpecial Marine WarningLIX94 min
Dec 19, 12:35 PM CSTTornado WarningLIXHarrison25 min
Dec 19, 12:51 PM CSTTornado WarningLIXHancock, Harrison24 min
Dec 19, 2:19 PM CSTTornado WarningLIXPearl River26 min
Dec 19, 2:56 PM CSTSevere Thunderstorm WarningLIXHancock, Harrison, Pearl River64 min

Nearby

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