Alert archive / Texas / Tornado Warnings in 2017

Tornado Warning 7, NWS Lake Charles, LA

January 20, 2017Calcasieu Parish, Louisiana; Jasper County, Newton County, Orange County, Texas

NWS Lake Charles, LA issued this tornado warning at Jan 20, 2017, 8:32 PM CST for Calcasieu Parish, Louisiana; Jasper County, Newton County, Orange County, Texas. It was in force for 28 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
Jan 20, 2017, 8:32 PM CST (02:32 UTC)
Expired
Jan 20, 2017, 9:00 PM CST
In force
28 min
Issued by
NWS Lake Charles, LA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Calcasieu Parish, LA, Jasper County, TX, Newton County, TX, Orange County, TX

The radar

The Lake Charles radar (KLCH), 61 km from the middle of the area, began a volume at 02:32 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

TimeReportWhereRemark
Jan 20, 8:35 PM CSTHAIL 0.25Mauriceville, TX

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.

IssuedProductOfficeLasted
Jan 20, 7:32 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 2.5 hours before the alert went out and 63 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, Lake Charles Mun, LA at 00:00Z on 2017-01-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 627 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, Lake Charles Mun, LA at 00:00Z on 2017-01-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.1939587897117136Sfc1 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
627 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
842 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
156 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.9

Open this sounding in Storm Lab

The text

As transmitted.

985 
WFUS54 KLCH 210232
TORLCH
LAC019-TXC241-351-361-210300-
/O.NEW.KLCH.TO.W.0007.170121T0232Z-170121T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lake Charles LA
832 PM CST FRI JAN 20 2017

The National Weather Service in Lake Charles has issued a

* Tornado Warning for...
  West central Calcasieu Parish in southwestern Louisiana...
  Southwestern Newton County in southeastern Texas...
  Northeastern Orange County in southeastern Texas...
  Southeastern Jasper County in southeastern Texas...

* Until 900 PM CST
    
* At 832 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Mauriceville, moving northeast at 35 mph.

  HAZARD...Tornado and quarter size hail. 

  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...
  Mauriceville and Gist around 840 PM CST. 
  Hartburg and Forest Heights around 850 PM CST. 
  Deweyville around 855 PM CST. 
  Starks around 900 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 3025 9405 3045 9375 3042 9373 3041 9373
      3040 9374 3040 9371 3022 9357 3009 9395
TIME...MOT...LOC 0232Z 240DEG 29KT 3021 9393 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

24
1 follow-up statement
775 
WWUS54 KLCH 210250
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
850 PM CST FRI JAN 20 2017

TXC241-210300-
/O.CAN.KLCH.TO.W.0007.000000T0000Z-170121T0300Z/
Jasper TX-
850 PM CST FRI JAN 20 2017

...THE TORNADO WARNING FOR SOUTHEASTERN JASPER COUNTY 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 200 AM CST for southwestern
Louisiana...and southeastern Texas.

LAT...LON 3027 9390 3033 9389 3045 9375 3042 9373
      3040 9374 3040 9371 3022 9357 3013 9384
TIME...MOT...LOC 0250Z 239DEG 33KT 3029 9376 

$$

LAC019-TXC351-361-210300-
/O.CON.KLCH.TO.W.0007.000000T0000Z-170121T0300Z/
Calcasieu LA-Newton TX-Orange TX-
850 PM CST FRI JAN 20 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CST FOR WEST
CENTRAL CALCASIEU PARISH...SOUTHWESTERN NEWTON AND NORTHEASTERN
ORANGE COUNTIES...
    
At 850 PM CST, a severe thunderstorm capable of producing a tornado
was located over Deweyville, moving northeast at 40 mph.

HAZARD...Tornado and quarter size hail. 

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...
  Starks around 900 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 3027 9390 3033 9389 3045 9375 3042 9373
      3040 9374 3040 9371 3022 9357 3013 9384
TIME...MOT...LOC 0250Z 239DEG 33KT 3029 9376 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

24

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 20, 8:03 PM CSTSevere Thunderstorm WarningLCHBeauregard42 min
Jan 20, 8:56 PM CSTTornado WarningLCHBeauregard, Calcasieu21 min
Jan 20, 9:16 PM CSTSevere Thunderstorm WarningLCHBeauregard, Calcasieu23 min
Jan 20, 9:38 PM CSTSpecial Weather StatementLCHCalcasieu37 min
Jan 20, 10:05 PM CSTTornado WarningLCHAllen, Beauregard25 min
Jan 20, 10:21 PM CSTSpecial Weather StatementLCHSaint Landry24 min
Jan 20, 10:26 PM CSTSevere Thunderstorm WarningLCHAcadia, Allen, Evangeline, Jefferson Davis34 min
Jan 20, 10:44 PM CSTSpecial Weather StatementLCHJefferson Davis31 min
Jan 20, 10:47 PM CSTSpecial Weather StatementLCHSaint Landry28 min
Jan 20, 10:50 PM CSTSpecial Marine WarningLCH55 min
Jan 20, 10:59 PM CSTSpecial Weather StatementLCHEvangeline31 min
Jan 20, 11:05 PM CSTSevere Thunderstorm WarningLCHAcadia, Jefferson Davis25 min
Jan 20, 11:09 PM CSTSpecial Marine WarningLCH66 min
Jan 20, 11:10 PM CSTTornado WarningLCHAvoyelles, Saint Landry20 min
Jan 20, 11:28 PM CSTSevere Thunderstorm WarningLCHAcadia, Allen, Evangeline, Jefferson Davis32 min
Jan 20, 11:32 PM CSTTornado WarningLCHAcadia, Evangeline, Jefferson Davis, Saint Landry28 min
Jan 20, 11:35 PM CSTAreal Flood AdvisoryLCHCalcasieu115 min
Jan 20, 11:52 PM CSTTornado WarningLCHAcadia, Evangeline, Saint Landry8 min
Jan 20, 11:56 PM CSTTornado WarningLCHAcadia, Evangeline, Saint Landry19 min
Jan 21, 12:12 AM CSTTornado WarningLCHEvangeline, Saint Landry33 min
Jan 21, 12:16 AM CSTSpecial Weather StatementLCHAvoyelles44 min
Jan 21, 12:47 AM CSTTornado WarningLCHSaint Landry28 min
Jan 21, 12:53 AM CSTSevere Thunderstorm WarningLCHVernon67 min
Jan 21, 1:07 AM CSTSpecial Weather StatementLCHSaint Landry68 min
Jan 21, 1:19 AM CSTSevere Thunderstorm WarningLCHAcadia, Evangeline, Saint Landry26 min
Jan 21, 1:34 AM CSTSevere Thunderstorm WarningLCHAcadia, Avoyelles, Lafayette, Saint Landry, Saint Martin56 min
Jan 21, 1:45 AM CSTAreal Flood AdvisoryLCHSaint Landry, Saint Martin2 hr
Jan 21, 2:11 AM CSTSpecial Weather StatementLCHEvangeline, Rapides49 min
Jan 21, 2:50 AM CSTSpecial Weather StatementLCHAvoyelles, Saint Landry40 min
Jan 21, 2:53 AM CSTSpecial Weather StatementLCHSaint Martin52 min
Jan 21, 3:19 AM CSTMarine Dense Fog AdvisoryLCH6 hr
Jan 21, 8:53 AM CSTRiver Flood WarningLCHAllen4 days
Jan 21, 8:53 AM CSTRiver Flood WarningLCHAllen7 days
Jan 21, 8:53 AM CSTRiver Flood WarningLCHCalcasieu5 days
Jan 21, 8:53 AM CSTRiver Flood WarningLCHAcadia, Jefferson Davis, Vermilion5 days
Jan 21, 8:53 AM CSTRiver Flood WarningLCHLafayette, Saint Landry, Saint Martin57 hr
Jan 21, 9:26 AM CSTGale WarningLCH45 hr
Jan 21, 9:26 AM CSTSmall Craft AdvisoryLCH54 hr
Jan 21, 1:38 PM CSTWind AdvisoryLCHAllen, Avoyelles, Beauregard, Cameron, Evangeline, Lafayette and 4 more34 hr
Jan 21, 2:45 PM CSTRiver Flood WarningLCHAcadia, Evangeline, Saint Landry45 hr
Jan 21, 3:35 PM CSTLow Water AdvisoryLCH18 hr
Jan 20, 7:11 PM CSTSpecial Weather StatementLCHJefferson34 min
Jan 20, 7:16 PM CSTSevere Thunderstorm WarningLCHHardin, Jefferson, Orange29 min
Jan 20, 7:27 PM CSTSpecial Weather StatementLCHHardin33 min
Jan 20, 7:40 PM CSTSevere Thunderstorm WarningLCHHardin, Jasper, Jefferson, Newton, Orange35 min
Jan 20, 7:41 PM CSTSevere Thunderstorm WarningLCHHardin, Jefferson34 min
Jan 20, 7:48 PM CSTTornado WarningLCHJefferson27 min
Jan 20, 7:49 PM CSTAreal Flood AdvisoryLCHHardin, Jasper, Jefferson, Newton, Orange116 min
Jan 20, 8:08 PM CSTSevere Thunderstorm WarningLCHHardin, Jefferson, Orange37 min
Jan 20, 8:15 PM CSTTornado WarningLCHJefferson, Orange30 min
Jan 20, 8:43 PM CSTRiver Flood WarningLCHHardin, Jefferson6 days
Jan 20, 11:42 PM CSTSpecial Weather StatementLCHHardin, Jasper, Tyler33 min
Jan 21, 12:23 AM CSTSpecial Weather StatementLCHHardin, Jasper, Newton52 min

Nearby

Tornado Warnings in Texas, 2017Tornado Warnings in Louisiana, 2017Every tornado warning in 2017Tornadoes in 2017

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.