Alert archive / Texas / Tornado Warnings in 2017

Tornado Warning 21, NWS Lake Charles, LA

March 29, 2017Jasper County, Newton County, Texas

NWS Lake Charles, LA issued this tornado warning at Mar 29, 2017, 4:30 PM CDT for Jasper County, Newton County, Texas. It was in force for 45 min. 2 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: Mar 29, 2017, 4:30 PM CDT (21:30 UTC)
Expired: Mar 29, 2017, 5:15 PM CDT
In force: 45 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

Counties Jasper County, TX, Newton County, TX

The radar

The Ft Polk radar (KPOE), 62 km from the middle of the area, began a volume at 21:30 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

Time	Report	Where	Remark
Mar 29, 4:34 PM CDT	TORNADO 1	2 Nnw Jamestown, TX	NUMEROUS LARGE TREES WERE UPROOTED OR SNAPPED ALONG HWY 63 WEST OF FARRSVILLE. THE TORNADO WAS ON THE GROUND FOR ABOUT 12 MILES AND ENDED ALONG US HWY 87 SOUTH OF MAYFLOWER. AT LEAST TWO HOMES HAD TREES LAND ON THEM AND A MOBILE HOME LOST ITS ROOF.
Mar 29, 4:39 PM CDT	TSTM WND DMG	1 Wnw Farrsville, TX	SHERIFFS DEPT REPORTS TREES DOWN NEAR FARRSVILLE. 88-D DISPLAYED TDS.

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
Mar 29, 2:11 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.5 hours before the alert went out and 119 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: 451 J/kg
Mixed-layer CIN: -384 J/kg
Mixed-layer LCL: 879 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 229 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

609 
WFUS54 KLCH 292130
TORLCH
TXC241-351-292215-
/O.NEW.KLCH.TO.W.0021.170329T2130Z-170329T2215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Lake Charles LA
430 PM CDT WED MAR 29 2017

The National Weather Service in Lake Charles has issued a

* Tornado Warning for...
  Northern Newton County in southeastern Texas...
  Northeastern Jasper County in southeastern Texas...

* Until 515 PM CDT
    
* At 430 PM CDT, a severe thunderstorm capable of producing a tornado
  was located over Jamestown, or 8 miles northwest of Newton, moving
  northeast at 40 mph.

  HAZARD...Tornado and golf ball 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...
  Farrsville around 435 PM CDT. 
  Mayflower around 450 PM CDT. 
  Toledo Bend Dam around 505 PM CDT. 

Other locations impacted by this tornadic thunderstorm include
Wiergate.

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 3118 9353 3117 9354 3116 9354 3115 9355
      3111 9354 3110 9355 3110 9356 3109 9356
      3086 9390 3096 9401 3116 9386 3118 9362
      3118 9360 3117 9358 3119 9356
TIME...MOT...LOC 2130Z 227DEG 35KT 3095 9385 

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

$$

Jones

1 follow-up statement

752 
WWUS54 KLCH 292155
SVSLCH

Severe Weather Statement
National Weather Service Lake Charles LA
455 PM CDT WED MAR 29 2017

TXC241-292204-
/O.CAN.KLCH.TO.W.0021.000000T0000Z-170329T2215Z/
Jasper TX-
455 PM CDT WED MAR 29 2017

...THE TORNADO WARNING FOR NORTHEASTERN 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 900 PM CDT for west central
Louisiana...and southeastern Texas.

LAT...LON 3118 9353 3117 9354 3116 9354 3115 9355
      3111 9354 3110 9355 3110 9356 3109 9356
      3100 9369 3107 9381 3116 9386 3118 9362
      3118 9360 3117 9358 3119 9356
TIME...MOT...LOC 2154Z 220DEG 28KT 3108 9373 

$$

TXC351-292215-
/O.CON.KLCH.TO.W.0021.000000T0000Z-170329T2215Z/
Newton TX-
455 PM CDT WED MAR 29 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM CDT FOR
NORTHEASTERN NEWTON COUNTY...
    
At 454 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Mayflower, or near Burkeville, moving northeast at
35 mph.

HAZARD...Tornado and golf ball 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...
  Toledo Bend Dam around 515 PM CDT. 

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 3118 9353 3117 9354 3116 9354 3115 9355
      3111 9354 3110 9355 3110 9356 3109 9356
      3100 9369 3107 9381 3116 9386 3118 9362
      3118 9360 3117 9358 3119 9356
TIME...MOT...LOC 2154Z 220DEG 28KT 3108 9373 

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

$$

Jones

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 29, 4:17 AM CDT	Wind Advisory	LCH		14 hr
Mar 29, 2:03 PM CDT	Severe Thunderstorm Warning	LCH	Hardin, Tyler	42 min
Mar 29, 2:44 PM CDT	Severe Thunderstorm Warning	LCH	Jasper, Tyler	46 min
Mar 29, 2:46 PM CDT	Severe Thunderstorm Warning	LCH	Jefferson, Orange	41 min
Mar 29, 2:58 PM CDT	Special Weather Statement	LCH	Hardin	62 min
Mar 29, 3:19 PM CDT	Tornado Warning	LCH	Jasper, Tyler	41 min
Mar 29, 3:20 PM CDT	Severe Thunderstorm Warning	LCH	Newton, Orange	32 min
Mar 29, 3:50 PM CDT	Severe Thunderstorm Warning	LCH	Hardin, Jefferson, Orange	55 min
Mar 29, 3:54 PM CDT	Tornado Warning	LCH	Jasper, Newton, Tyler	51 min
Mar 29, 4:45 PM CDT	Special Weather Statement	LCH	Orange	30 min
Mar 29, 4:53 PM CDT	Special Weather Statement	LCH	Jefferson	37 min
Mar 29, 5:00 PM CDT	Severe Thunderstorm Warning	LCH	Jefferson, Orange	45 min
Mar 29, 5:14 PM CDT	Special Weather Statement	LCH	Sabine	16 min
Mar 29, 5:43 PM CDT	Severe Thunderstorm Warning	LCH	Jefferson, Orange	32 min
Mar 29, 5:57 PM CDT	Areal Flood Advisory	LCH	Jefferson, Orange	2 hr

Nearby

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