Alert archive / Louisiana / Tornado Warnings in 2003

Tornado Warning 20, NWS New Orleans, LA

June 15, 2003Pointe Coupee Parish, West Feliciana Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Jun 15, 2003, 1:09 PM CDT for Pointe Coupee Parish, West Feliciana Parish, Louisiana. It was in force for 21 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: Jun 15, 2003, 1:09 PM CDT (18:09 UTC)
Expired: Jun 15, 2003, 1:30 PM CDT
In force: 21 min
Issued by: NWS New Orleans, LA
Area: Counties, with a storm outline in the text

Counties Pointe Coupee Parish, LA, West Feliciana Parish, LA

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 6.2 hours before the alert went out and 177 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: 2038 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 829 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 69 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.9

Open this sounding in Storm Lab

The text

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

433 
WFUS54 KLIX 151809
TORNEW
LAC077-125-151830-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
107 PM CDT SUN JUN 15 2003

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  POINTE COUPEE PARISH IN SOUTHEAST LOUISIANA
  THIS INCLUDES THE CITY OF NEW ROADS
  WEST FELICIANA PARISH IN SOUTHEAST LOUISIANA
  THIS INCLUDES THE CITY OF ST. FRANCISVILLE

* UNTIL 130 PM CDT

* AT 103 PM CDT...A POINTE COUPEE SHERIFFS OFFICER REPORTED A 
TORNADO NEAR THE MISSISSIPPI RIVER BETWEEN MORGANZA AND NEW ROADS 
...MOVING NORTHEAST AROUND 20 MPH.

COMMUNITIES IN THE PATH OF THIS TORNADO INCLUDE ST 
FRANCISVILLE...BAINS AND WAKEFIELD.

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 3076 9171 3062 9152 3089 9124 3100 9146

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 1:35 PM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, Iberville, Livingston, West Baton Rouge	40 min
Jun 15, 2:07 PM CDT	Severe Thunderstorm Warning	LIX	Iberville, Pointe Coupee, West Feliciana	38 min
Jun 15, 2:15 PM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, East Feliciana, Livingston, Saint Helena	45 min
Jun 15, 2:59 PM CDT	Severe Thunderstorm Warning	LIX	Saint Helena, Tangipahoa	46 min
Jun 15, 3:26 PM CDT	Tornado Warning	LIX	Tangipahoa, Washington	34 min
Jun 15, 3:51 PM CDT	Special Marine Warning	LIX		84 min
Jun 15, 4:04 PM CDT	Severe Thunderstorm Warning	LIX	Livingston, Saint Tammany, Tangipahoa, Washington	56 min
Jun 15, 4:10 PM CDT	Special Marine Warning	LIX		2 hr
Jun 15, 4:58 PM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany, Washington	62 min
Jun 15, 5:08 PM CDT	Special Marine Warning	LIX		52 min

Nearby

Tornado Warnings in Louisiana, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.