Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 28, NWS Lake Charles, LA

November 28, 2016Acadia Parish, Saint Landry Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Nov 28, 2016, 5:18 PM CST for Acadia Parish, Saint Landry Parish, Louisiana. 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: Nov 28, 2016, 5:18 PM CST (23:18 UTC)
Expired: Nov 28, 2016, 5:45 PM CST
In force: 27 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Tornado: Radar indicated

Counties Acadia Parish, LA, Saint Landry Parish, LA

The radar

The Lake Charles radar (KLCH), 100 km from the middle of the area, began a volume at 23:20 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

Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.3 hours before the alert went out and 98 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: 68 J/kg
Mixed-layer CIN: -140 J/kg
Mixed-layer LCL: 601 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 336 m²/s²
0-3 km storm-relative helicity: 423 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

299 
WFUS54 KLCH 282318
TORLCH
LAC001-097-282345-
/O.NEW.KLCH.TO.W.0028.161128T2318Z-161128T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
518 PM CST MON NOV 28 2016

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL ST. LANDRY PARISH IN CENTRAL LOUISIANA...
  CENTRAL ACADIA PARISH IN SOUTHWESTERN LOUISIANA...

* UNTIL 545 PM CST
    
* AT 518 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR IOTA...MOVING NORTHEAST AT 35 MPH.

  HAZARD...TORNADO. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED.
           DAMAGE TO ROOFS...WINDOWS...AND VEHICLES WILL OCCUR. TREE
           DAMAGE IS LIKELY. 

* THIS DANGEROUS STORM WILL BE NEAR...
  MAXIE AROUND 525 PM CST. 
  BRANCH...RICHARD AND MIRE AROUND 540 PM CST. 
  CHURCH POINT AND CANKTON AROUND 545 PM CST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A MOBILE
HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3036 9208 3034 9209 3019 9248 3028 9255
      3054 9215 3038 9205
TIME...MOT...LOC 2318Z 239DEG 32KT 3028 9246 

TORNADO...RADAR INDICATED
HAIL...<.75

$$

JONES

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 28, 8:35 AM CST	Coastal Flood Advisory	LCH	Cameron	12 hr
Nov 28, 9:32 AM CST	Gale Warning	LCH		8 hr
Nov 28, 9:32 AM CST	Small Craft Advisory	LCH		14 hr
Nov 28, 3:56 PM CST	Tornado Warning	LCH	Avoyelles, Rapides	20 min
Nov 28, 4:18 PM CST	Tornado Warning	LCH	Avoyelles	27 min

Nearby

Tornado Warnings in Louisiana, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.