Alert archive / Louisiana / Tornado Warnings in 2019

Tornado Warning 4, NWS Lake Charles, LA

April 7, 2019Vernon Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Apr 7, 2019, 2:47 PM CDT for Vernon Parish, Louisiana. It was in force for 28 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: Apr 7, 2019, 2:47 PM CDT (19:47 UTC)
Expired: Apr 7, 2019, 3:15 PM CDT
In force: 28 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

County Vernon Parish, LA

The radar

The Ft Polk radar (KPOE), 31 km from the middle of the area, began a volume at 19:46 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
Apr 7, 1:11 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 7.8 hours before the alert went out and 124 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: 2596 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 449 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 124 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 2.4

Open this sounding in Storm Lab

The text

As transmitted.

534 
WFUS54 KLCH 071947
TORLCH
LAC115-072015-
/O.NEW.KLCH.TO.W.0004.190407T1947Z-190407T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lake Charles LA
247 PM CDT Sun Apr 7 2019

The National Weather Service in Lake Charles has issued a

* Tornado Warning for...
  Northwestern Vernon Parish in west central Louisiana...

* Until 315 PM CDT.
    
* At 246 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over New Llano, or over Leesville, moving north at 25
  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...
  Leesville around 255 PM CDT.
  Anacoco around 310 PM CDT.
  Hornbeck around 315 PM CDT.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3110 9320 3112 9341 3134 9341 3136 9339
      3136 9314
TIME...MOT...LOC 1946Z 185DEG 22KT 3111 9331 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

RM12

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 6, 8:02 PM CDT	Special Weather Statement	LCH	Rapides	43 min
Apr 6, 8:44 PM CDT	Special Weather Statement	LCH	Rapides	46 min
Apr 6, 8:50 PM CDT	Severe Thunderstorm Warning	LCH	Rapides	25 min
Apr 6, 8:59 PM CDT	Tornado Warning	LCH	Rapides	46 min
Apr 7, 4:18 AM CDT	Flash Flood Watch	LCH	Allen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more	15 hr
Apr 7, 10:42 AM CDT	River Flood Warning	LCH	Rapides	19 days
Apr 7, 10:42 AM CDT	River Flood Warning	LCH	Allen	21 days
Apr 7, 10:42 AM CDT	River Flood Warning	LCH	Calcasieu	5 days
Apr 7, 1:11 PM CDT	Special Weather Statement	LCH	Calcasieu, Cameron	19 min
Apr 7, 1:17 PM CDT	Special Marine Warning	LCH		88 min
Apr 7, 1:43 PM CDT	Coastal Flood Advisory	LCH	Cameron	2 hr
Apr 7, 1:48 PM CDT	Special Weather Statement	LCH	Evangeline	42 min
Apr 7, 1:57 PM CDT	Special Weather Statement	LCH	Rapides	48 min
Apr 7, 2:10 PM CDT	Severe Thunderstorm Warning	LCH	Beauregard, Calcasieu, Cameron	65 min
Apr 7, 2:34 PM CDT	Special Weather Statement	LCH	Rapides	41 min
Apr 7, 2:45 PM CDT	Special Marine Warning	LCH		90 min
Apr 7, 2:49 PM CDT	Tornado Warning	LCH	Avoyelles, Evangeline, Rapides	26 min
Apr 7, 2:56 PM CDT	Severe Thunderstorm Warning	LCH	Beauregard, Vernon	49 min
Apr 7, 3:19 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Evangeline, Rapides	41 min
Apr 7, 3:28 PM CDT	Special Weather Statement	LCH	Allen, Cameron, Jefferson Davis	47 min
Apr 7, 3:44 PM CDT	Severe Thunderstorm Warning	LCH	Allen, Beauregard, Rapides, Vernon	31 min
Apr 7, 3:54 PM CDT	Areal Flood Advisory	LCH	Rapides	2 hr
Apr 7, 4:02 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles	43 min
Apr 7, 4:30 PM CDT	Special Weather Statement	LCH	Evangeline	45 min
Apr 7, 4:36 PM CDT	Tornado Warning	LCH	Rapides	24 min
Apr 7, 4:59 PM CDT	Tornado Warning	LCH	Avoyelles	21 min
Apr 7, 5:14 PM CDT	Flash Flood Warning	LCH	Acadia, Avoyelles, Evangeline, Rapides, Saint Landry	3 hr
Apr 7, 5:47 PM CDT	Special Weather Statement	LCH	Avoyelles	43 min
Apr 7, 6:46 PM CDT	River Flood Warning	LCH	Acadia, Evangeline, Saint Landry	4 days
Apr 7, 6:46 PM CDT	River Flood Warning	LCH	Acadia, Jefferson Davis, Vermilion	5 days

Nearby

Tornado Warnings in Louisiana, 2019 Every tornado warning in 2019 Tornadoes in 2019

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.