Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 26, NWS Lake Charles, LA

November 28, 2016Avoyelles Parish, Rapides Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Nov 28, 2016, 3:56 PM CST for Avoyelles Parish, Rapides Parish, Louisiana. It was in force for 20 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, 3:56 PM CST (21:56 UTC)
Expired: Nov 28, 2016, 4:16 PM CST
In force: 20 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Tornado: Radar indicated

Counties Avoyelles Parish, LA, Rapides Parish, LA

The radar

The Ft Polk radar (KPOE), 85 km from the middle of the area, began a volume at 21:58 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
Nov 28, 11:08 AM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.9 hours before the alert went out and 170 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.

123 
WFUS54 KLCH 282156
TORLCH
LAC009-079-282230-
/O.NEW.KLCH.TO.W.0026.161128T2156Z-161128T2230Z/

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

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN RAPIDES PARISH IN CENTRAL LOUISIANA...
  NORTHWESTERN AVOYELLES PARISH IN CENTRAL LOUISIANA...

* UNTIL 430 PM CST
    
* AT 356 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER ALEXANDRIA...MOVING EAST AT 40 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...
  PINEVILLE...KINGSVILLE AND TIOGA AROUND 400 PM CST. 
  PARADISE AROUND 405 PM CST. 
  KOLIN AND LIBUSE AROUND 410 PM CST. 
  ESLER REGIONAL AIRPORT AND CENTERPOINT AROUND 415 PM CST. 
  HOLLOWAY AROUND 420 PM CST. 
  DEVILLE AROUND 425 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 3141 9215 3138 9212 3136 9208 3135 9207
      3134 9209 3133 9208 3134 9203 3132 9200
      3130 9200 3130 9201 3128 9202 3127 9199
      3126 9200 3125 9199 3124 9199 3117 9251
      3134 9256 3147 9216
TIME...MOT...LOC 2156Z 254DEG 35KT 3128 9245 

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

$$

JONES

1 follow-up statement

538 
WWUS54 KLCH 282216
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
416 PM CST MON NOV 28 2016

LAC009-079-282225-
/O.CAN.KLCH.TO.W.0026.000000T0000Z-161128T2230Z/
RAPIDES LA-AVOYELLES LA-
416 PM CST MON NOV 28 2016

...THE TORNADO WARNING FOR NORTHEASTERN RAPIDES AND NORTHWESTERN
AVOYELLES PARISHES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER GUSTY WINDS ARE
STILL POSSIBLE WITH THIS THUNDERSTORM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 PM CST FOR CENTRAL
LOUISIANA.

LAT...LON 3141 9215 3138 9212 3136 9208 3135 9207
      3134 9209 3133 9208 3134 9203 3132 9200
      3130 9200 3130 9201 3128 9202 3127 9199
      3126 9200 3125 9199 3124 9199 3117 9251
      3134 9256 3147 9216
TIME...MOT...LOC 2214Z 254DEG 35KT 3133 9226 

$$

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, 4:18 PM CST	Tornado Warning	LCH	Avoyelles	27 min
Nov 28, 5:18 PM CST	Tornado Warning	LCH	Acadia, Saint Landry	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.