Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 48, NWS Jackson, MS

November 28, 2016Catahoula Parish, Franklin Parish, Louisiana

NWS Jackson, MS issued this tornado warning at Nov 28, 2016, 3:15 PM CST for Catahoula Parish, Franklin Parish, Louisiana. It was in force for 19 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, 3:15 PM CST (21:15 UTC)
Expired: Nov 28, 2016, 3:34 PM CST
In force: 19 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Catahoula Parish, LA, Franklin Parish, LA

The radar

The Ft Polk radar (KPOE), 153 km from the middle of the area, began a volume at 21:15 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, 2:49 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 9.3 hours before the alert went out and 156 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 845 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 291 m²/s²
0-3 km storm-relative helicity: 314 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

492 
WFUS54 KJAN 282115
TORJAN
LAC025-041-282200-
/O.NEW.KJAN.TO.W.0048.161128T2115Z-161128T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
315 PM CST MON NOV 28 2016

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CATAHOULA PARISH IN NORTHEASTERN LOUISIANA...
  SOUTHERN FRANKLIN PARISH IN NORTHEASTERN LOUISIANA...

* UNTIL 400 PM CST
    
* AT 314 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER AIMWELL...OR 21 MILES SOUTH OF
  COLUMBIA...MOVING NORTHEAST AT 55 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...
  SHERWOOD AND ROSEFIELD AROUND 320 PM CST. 
  ENTERPRISE AROUND 330 PM CST. 
  JIGGER AROUND 340 PM CST. 
  WISNER AROUND 345 PM CST. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
GILBERT...HARRISONBURG AND SICILY ISLAND.

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 3192 9201 3193 9199 3193 9191 3197 9190
      3197 9189 3199 9190 3221 9154 3221 9151
      3219 9149 3210 9151 3209 9149 3208 9149
      3204 9151 3200 9150 3196 9153 3193 9151
      3189 9157 3187 9158 3167 9201
TIME...MOT...LOC 2114Z 239DEG 46KT 3179 9203 

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

$$

JM

1 follow-up statement

010 
WWUS54 KJAN 282134
SVSJAN

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
334 PM CST MON NOV 28 2016

LAC025-041-282143-
/O.CAN.KJAN.TO.W.0048.000000T0000Z-161128T2200Z/
CATAHOULA LA-FRANKLIN LA-
334 PM CST MON NOV 28 2016

...THE TORNADO WARNING FOR NORTHERN CATAHOULA AND SOUTHERN FRANKLIN
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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CST FOR NORTHEASTERN
LOUISIANA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
JACKSON.

LAT...LON 3192 9201 3193 9199 3193 9191 3197 9190
      3197 9189 3199 9190 3221 9154 3221 9151
      3219 9149 3210 9151 3209 9149 3208 9149
      3204 9151 3200 9150 3196 9153 3193 9151
      3189 9157 3187 9158 3167 9201
TIME...MOT...LOC 2132Z 239DEG 46KT 3192 9177 

$$

JM

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 28, 2:25 PM CST	Severe Thunderstorm Warning	JAN	Madison, Tensas	65 min
Nov 28, 2:48 PM CST	Severe Thunderstorm Warning	JAN	Franklin, Madison, Richland	18 min
Nov 28, 3:20 PM CST	Severe Thunderstorm Warning	JAN	Concordia	17 min
Nov 28, 4:37 PM CST	Severe Thunderstorm Warning	JAN	Concordia	53 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.