Alert archive / Texas / Tornado Warnings in 2017

Tornado Warning 20, NWS Lake Charles, LA

March 29, 2017Jasper County, Newton County, Tyler County, Texas

NWS Lake Charles, LA issued this tornado warning at Mar 29, 2017, 3:54 PM CDT for Jasper County, Newton County, Tyler County, Texas. It was in force for 51 min. 4 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, 3:54 PM CDT (20:54 UTC)
Expired: Mar 29, 2017, 4:45 PM CDT
In force: 51 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.5 in

Counties Jasper County, TX, Newton County, TX, Tyler County, TX

The radar

The Lake Charles radar (KLCH), 106 km from the middle of the area, began a volume at 20:56 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, 4:08 PM CDT	TSTM WND DMG	4 Wsw Jasper, TX	SHERIFFS DEPT REPORTS TREES DOWN ON HWY 190.
Mar 29, 4:10 PM CDT	HAIL 1.5	Jasper, TX
Mar 29, 4:12 PM CDT	TORNADO 1	5 Wnw Roganville, TX	SEVERAL TREES WERE SNAPPED OR BLOWN DOWN ALONG FM 1005 NEAR THE INTERSECTION WITH US HWY 96
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.

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, 8.9 hours before the alert went out and 108 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.

961 
WFUS54 KLCH 292054
TORLCH
TXC241-351-457-292145-
/O.NEW.KLCH.TO.W.0020.170329T2054Z-170329T2145Z/

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

The National Weather Service in Lake Charles has issued a

* Tornado Warning for...
  East central Tyler County in southeastern Texas...
  West central Newton County in southeastern Texas...
  Northeastern Jasper County in southeastern Texas...

* Until 445 PM CDT
    
* At 353 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Town Bluff, moving northeast at 30 mph.

  HAZARD...Tornado and ping pong 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. 

* Locations impacted include...
  Jasper, Town Bluff, Jamestown, Roganville, Magnolia Springs,
  Harrisburg and Mt. Union.

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 3066 9414 3077 9422 3106 9390 3077 9370
TIME...MOT...LOC 2053Z 239DEG 25KT 3076 9411 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

MM

1 follow-up statement

618 
WWUS54 KLCH 292113
SVSLCH

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

TXC457-292123-
/O.CAN.KLCH.TO.W.0020.000000T0000Z-170329T2145Z/
Tyler TX-
413 PM CDT WED MAR 29 2017

...THE TORNADO WARNING FOR EAST CENTRAL TYLER 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 southeastern
Texas.

LAT...LON 3070 9407 3081 9416 3106 9390 3077 9370
TIME...MOT...LOC 2113Z 239DEG 25KT 3083 9397 

$$

TXC241-351-292145-
/O.CON.KLCH.TO.W.0020.000000T0000Z-170329T2145Z/
Newton TX-Jasper TX-
413 PM CDT WED MAR 29 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM CDT FOR WEST
CENTRAL NEWTON AND NORTHEASTERN JASPER COUNTIES...
    
At 413 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Roganville, or near Jasper, moving northeast at 30
mph.

HAZARD...Tornado and ping pong 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. 

Locations impacted include...
Jasper, Magnolia Springs, Harrisburg, Jamestown and Roganville. 

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 3070 9407 3081 9416 3106 9390 3077 9370
TIME...MOT...LOC 2113Z 239DEG 25KT 3083 9397 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

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, 4:30 PM CDT	Tornado Warning	LCH	Jasper, Newton	45 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.