Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 8, NWS New Orleans, LA

January 21, 2016Tangipahoa Parish, Washington Parish, Louisiana

NWS New Orleans, LA issued this tornado warning at Jan 21, 2016, 5:52 PM CST for Tangipahoa Parish, Washington Parish, Louisiana. It was in force for 23 min. 3 reports 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: Jan 21, 2016, 5:52 PM CST (23:52 UTC)
Expired: Jan 21, 2016, 6:15 PM CST
In force: 23 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Tangipahoa Parish, LA, Washington Parish, LA

What was reported inside it

Time	Report	Where	Remark
Jan 21, 5:54 PM CST	HAIL 2	10 E Amite, LA	TWO INCH HAIL REPORTED ABOUT 10 MILES EAST OF AMITE. SEVERAL SMALL HAIL REPORTS NEAR INDEPENDENCE. REPORT RELAYED THROUGH TANGIPAHOA PARISH EMERGENCY MANAGER.
Jan 21, 5:55 PM CST	HAIL 2.75	Wilmer, LA	BASEBALL SIZE HAIL REPORTED NEAR WILMER. EVENT TIME ESTIMATED BY RADAR. PHOTO RELAYED BY BROADCAST MEDIA.
Jan 21, 6:05 PM CST	HAIL 1.75	Franklinton, LA	GOLFBALL SIZED HAIL IN DOWNTOWN FRANKLINTON.

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
Jan 21, 2:14 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 11.9 hours before the alert went out and 82 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: 208 J/kg
Mixed-layer CIN: -93 J/kg
Mixed-layer LCL: 600 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 146 m²/s²
0-3 km storm-relative helicity: 184 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

736 
WFUS54 KLIX 212352
TORLIX
LAC105-117-220015-
/O.NEW.KLIX.TO.W.0008.160121T2352Z-160122T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
552 PM CST THU JAN 21 2016

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN WASHINGTON PARISH IN SOUTHEASTERN LOUISIANA...
  EAST CENTRAL TANGIPAHOA PARISH IN SOUTHEASTERN LOUISIANA...

* UNTIL 615 PM CST
    
* AT 552 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR WILMER...OR 8 MILES EAST OF AMITE...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...
  FRANKLINTON AROUND 615 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR 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 3100 9001 3074 9009 3067 9044 3076 9044
      3100 9008
TIME...MOT...LOC 2352Z 242DEG 37KT 3075 9037 

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

$$

24/RR

1 follow-up statement

500 
WWUS54 KLIX 220007
SVSLIX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
607 PM CST THU JAN 21 2016

LAC105-220016-
/O.CAN.KLIX.TO.W.0008.000000T0000Z-160122T0015Z/
TANGIPAHOA LA-
607 PM CST THU JAN 21 2016

...THE TORNADO WARNING FOR EAST CENTRAL TANGIPAHOA PARISH IS
CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 PM CST FOR SOUTHEASTERN
LOUISIANA.

LAT...LON 3083 9006 3074 9009 3074 9026 3076 9027
      3077 9026 3078 9028 3079 9028 3081 9029
      3089 9005
TIME...MOT...LOC 0006Z 248DEG 33KT 3077 9024 

$$

LAC117-220015-
/O.CON.KLIX.TO.W.0008.000000T0000Z-160122T0015Z/
WASHINGTON LA-
607 PM CST THU JAN 21 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CST FOR
SOUTHWESTERN WASHINGTON PARISH...
    
AT 606 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 7 MILES SOUTHWEST OF FRANKLINTON...MOVING EAST AT 40 MPH.

HAZARD...TORNADO AND GOLF BALL SIZE HAIL. 

SOURCE...RADAR INDICATED ROTATION. AT 0554 PM LARGE HAIL WAS
REPORTED NEAR INDEPENDENCE. 

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...
  FRANKLINTON AROUND 615 PM CST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR 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 3083 9006 3074 9009 3074 9026 3076 9027
      3077 9026 3078 9028 3079 9028 3081 9029
      3089 9005
TIME...MOT...LOC 0006Z 248DEG 33KT 3077 9024 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

24/RR

The office that day

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

Issued	Product	Office	Counties	Lasted
Jan 21, 4:56 AM CST	Dense Fog Advisory	LIX	Saint Bernard, Saint John the Baptist	4 hr
Jan 21, 5:10 AM CST	Marine Dense Fog Advisory	LIX		4 hr
Jan 21, 9:47 AM CST	Gale Warning	LIX		47 hr
Jan 21, 11:36 AM CST	Marine Dense Fog Advisory	LIX		3 hr
Jan 21, 3:26 PM CST	Special Marine Warning	LIX		34 min
Jan 21, 3:28 PM CST	Special Marine Warning	LIX		2 hr
Jan 21, 4:06 PM CST	Special Marine Warning	LIX		24 min
Jan 21, 4:09 PM CST	Tornado Warning	LIX	Iberville, Pointe Coupee, West Baton Rouge	51 min
Jan 21, 4:18 PM CST	Severe Thunderstorm Warning	LIX	Pointe Coupee, West Feliciana	42 min
Jan 21, 4:22 PM CST	Tornado Warning	LIX	Pointe Coupee, West Feliciana	38 min
Jan 21, 4:38 PM CST	Tornado Warning	LIX	Plaquemines	37 min
Jan 21, 4:47 PM CST	Tornado Warning	LIX	East Baton Rouge, East Feliciana	43 min
Jan 21, 4:54 PM CST	Severe Thunderstorm Warning	LIX	East Feliciana, West Feliciana	51 min
Jan 21, 5:17 PM CST	Severe Thunderstorm Warning	LIX	Iberville, Pointe Coupee, West Baton Rouge	28 min
Jan 21, 5:19 PM CST	Special Marine Warning	LIX		56 min
Jan 21, 5:25 PM CST	Tornado Warning	LIX	Livingston, Saint Helena, Tangipahoa	35 min
Jan 21, 5:29 PM CST	Severe Thunderstorm Warning	LIX	East Baton Rouge, Livingston, West Baton Rouge	46 min
Jan 21, 5:33 PM CST	Special Marine Warning	LIX		27 min
Jan 21, 5:43 PM CST	Severe Thunderstorm Warning	LIX	Saint Helena, Tangipahoa	62 min
Jan 21, 5:44 PM CST	Special Marine Warning	LIX		31 min
Jan 21, 5:54 PM CST	Severe Thunderstorm Warning	LIX	Livingston, Saint Helena	51 min
Jan 21, 5:56 PM CST	Tornado Warning	LIX	Tangipahoa	34 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.