Alert archive / Louisiana / Tornado Warnings in 2016

Tornado Warning 11, NWS New Orleans, LA

January 21, 2016Washington Parish, Louisiana; Pearl River County, Mississippi

NWS New Orleans, LA issued this tornado warning at Jan 21, 2016, 6:46 PM CST for Washington Parish, Louisiana; Pearl River County, Mississippi. It was in force for 15 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
Jan 21, 2016, 6:46 PM CST (00:46 UTC)
Expired
Jan 21, 2016, 7:01 PM CST
In force
15 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.0 in

Counties Washington Parish, LA, Pearl River County, MS

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jan 21, 2:14 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 0.8 hours before the alert went out and 83 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-pSkew-T log-p diagram, Slidell Radar S, LA at 00:00Z on 2016-01-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 390 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 00:00Z on 2016-01-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 305 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
390 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
738 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
305 m²/s²
0-3 km storm-relative helicity
332 m²/s²
Significant tornado parameter
0.8
Supercell composite
4.5

Open this sounding in Storm Lab

The text

As transmitted.

987 
WFUS54 KLIX 220046
TORLIX
LAC117-MSC109-220115-
/O.NEW.KLIX.TO.W.0011.160122T0046Z-160122T0115Z/

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

THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN WASHINGTON PARISH IN SOUTHEASTERN LOUISIANA...
  NORTHWESTERN PEARL RIVER COUNTY IN SOUTHERN MISSISSIPPI...

* UNTIL 715 PM CST
    
* AT 646 PM CST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR VARNADO...OR NEAR SANDY HOOK...MOVING
  NORTHEAST AT 35 MPH.

  HAZARD...TORNADO AND HAIL UP TO TWO INCHES IN DIAMETER. 

  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 WASHINGTON PARISH IN SOUTHEASTERN LOUISIANA AND
  NORTHWESTERN PEARL RIVER COUNTIES...INCLUDING THE FOLLOWING
  LOCATIONS...ANGIE.

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.

TORNADOES ARE EXTREMELY DIFFICULT TO SEE AND CONFIRM AT NIGHT. DO NOT
WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW.

&&

LAT...LON 3101 8950 3100 8950 3100 8948 3098 8947
      3098 8944 3097 8943 3087 8988 3099 8996
      3100 8994 3100 8955 3102 8955 3102 8952
TIME...MOT...LOC 0046Z 242DEG 32KT 3095 8984 

TORNADO...RADAR INDICATED
HAIL...2.00IN

$$

24/RR
1 follow-up statement
712 
WWUS54 KLIX 220101
SVSLIX

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

LAC117-MSC109-220111-
/O.CAN.KLIX.TO.W.0011.000000T0000Z-160122T0115Z/
WASHINGTON LA-PEARL RIVER MS-
701 PM CST THU JAN 21 2016

...THE TORNADO WARNING FOR NORTHEASTERN WASHINGTON PARISH IN
SOUTHEASTERN LOUISIANA AND NORTHWESTERN PEARL RIVER COUNTIES IS
CANCELLED...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS
AND EXITED THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST FOR SOUTHEASTERN
LOUISIANA AND SOUTHERN MISSISSIPPI.

LAT...LON 3101 8950 3100 8950 3100 8948 3098 8947
      3098 8944 3097 8943 3087 8988 3099 8996
      3100 8994 3100 8955 3102 8955 3102 8952
TIME...MOT...LOC 0100Z 242DEG 32KT 3101 8970 

$$

24/RR

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 21, 6:14 PM CSTTornado WarningLIXWashington31 min
Jan 21, 6:15 PM CSTSevere Thunderstorm WarningLIXWashington45 min
Jan 21, 6:16 PM CSTSpecial Marine WarningLIX29 min
Jan 21, 6:19 PM CSTSpecial Marine WarningLIX26 min
Jan 21, 6:20 PM CSTSpecial Marine WarningLIX25 min
Jan 21, 6:21 PM CSTSpecial Marine WarningLIX24 min
Jan 21, 6:42 PM CSTSpecial Marine WarningLIX33 min
Jan 21, 6:44 PM CSTSpecial Marine WarningLIX61 min
Jan 21, 7:04 PM CSTSpecial Marine WarningLIX26 min
Jan 21, 7:22 PM CSTSpecial Marine WarningLIX53 min
Jan 21, 7:40 PM CSTSpecial Marine WarningLIX65 min
Jan 21, 8:01 PM CSTSpecial Marine WarningLIX29 min
Jan 21, 8:12 PM CSTSpecial Marine WarningLIX63 min
Jan 21, 8:37 PM CSTSpecial Marine WarningLIX23 min
Jan 21, 9:43 PM CSTSpecial Marine WarningLIX62 min
Jan 21, 10:35 PM CSTSpecial Marine WarningLIX85 min
Jan 22, 2:37 AM CSTWind AdvisoryLIXSaint Bernard, Saint John the Baptist21 hr
Jan 22, 2:42 AM CSTSmall Craft AdvisoryLIX45 hr
Jan 22, 3:32 PM CSTFreeze WarningLIXAssumption, Saint Bernard, Saint James, Saint John the Baptist11 hr

Nearby

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