Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 27, NWS Lake Charles, LA

November 28, 2016Avoyelles Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Nov 28, 2016, 4:18 PM CST for Avoyelles Parish, Louisiana. It was in force for 27 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Nov 28, 2016, 4:18 PM CST (22:18 UTC)
Expired: Nov 28, 2016, 4:45 PM CST
In force: 27 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Tornado: Radar indicated

County Avoyelles Parish, LA

The radar

The Ft Polk radar (KPOE), 104 km from the middle of the area, began a volume at 22:18 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.

What was reported inside it

Time	Report	Where	Remark
Nov 28, 4:25 PM CST	TORNADO	5 Se Marksville, LA	OEP RELAYED REPORT FROM FIRE DEPT OF A BRIEF TORNADO TOUCHDOWN OVER A RICE FIELD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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, 10.3 hours before the alert went out and 175 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.

141 
WFUS54 KLCH 282218
TORLCH
LAC009-282245-
/O.NEW.KLCH.TO.W.0027.161128T2218Z-161128T2245Z/

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

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL AVOYELLES PARISH IN CENTRAL LOUISIANA...

* UNTIL 445 PM CST
    
* AT 418 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER MARKSVILLE...MOVING NORTHEAST 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...
  BROUILLETTE AROUND 425 PM CST. 
  BORDELONVILLE AROUND 430 PM CST. 
  LAKE OPHELIA NATIONAL WILDLIFE REFUGE AROUND 435 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 3126 9185 3127 9184 3123 9179 3120 9173
      3121 9170 3119 9168 3117 9168 3114 9172
      3111 9170 3099 9210 3116 9219 3125 9200
      3125 9199 3124 9200 3122 9199 3125 9196
      3122 9194 3123 9192 3127 9195 3130 9191
TIME...MOT...LOC 2218Z 245DEG 37KT 3111 9207 

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

$$

JONES

1 follow-up statement

352 
WWUS54 KLCH 282230
SVSLCH

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

LAC009-282245-
/O.CON.KLCH.TO.W.0027.000000T0000Z-161128T2245Z/
AVOYELLES LA-
430 PM CST MON NOV 28 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CST FOR
NORTHEASTERN AVOYELLES PARISH...
    
AT 430 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR BORDELONVILLE...MOVING NORTHEAST AT 45 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 TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
NORTHEASTERN AVOYELLES PARISH.

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 3126 9185 3127 9184 3123 9179 3120 9173
      3113 9192 3121 9206 3125 9200 3125 9199
      3124 9200 3122 9199 3125 9196 3122 9194
      3123 9192 3127 9195 3130 9191
TIME...MOT...LOC 2230Z 245DEG 37KT 3117 9193 

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

$$

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, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.