Alert archive / Louisiana / Tornado Warnings in 2011

Tornado Warning 6, NWS Lake Charles, LA

March 8, 2011Rapides Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Mar 8, 2011, 8:58 PM CST for Rapides Parish, Louisiana. It was in force for 47 min. 5 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 8, 2011, 8:58 PM CST (02:58 UTC)
Expired: Mar 8, 2011, 9:45 PM CST
In force: 47 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon

County Rapides Parish, LA

What was reported inside it

Time	Report	Where	Remark
Mar 8, 9:00 PM CST	TORNADO 1	3 W Woodworth, LA	AN EF1 TORNADO TOUCHED DOWN IN KISATCHIE NATIONAL FOREST. MANY TREES WERE UPROOTED AND SNAPPED WHICH BLOCKED SEVERAL FORESTRY ROADS. THE PATH LENGTH WAS 2 TO 3 MILES WITH A PATH WIDTH OF 50 YARDS.
Mar 8, 9:04 PM CST	TORNADO 1	3 W Woodworth, LA	AN EF1 TORNADO TOUCHED DOWN IN KISATCHIE NATIONAL FOREST. SEVERAL TREES WERE UPROOTED AND SNAPPED WHICH BLOCKED SEVERAL FORESTRY ROADS. THE PATH LENGTH WAS 2 TO 3 MILES WITH A PATH WIDTH OF 50 YARDS.
Mar 8, 9:04 PM CST	TORNADO	3 W Woodworth, LA	AN EF1 TORNADO TOUCHED DOWN IN KISATCHIE NATIONAL FOREST. SEVERAL TREES WERE UPROOTED AND SNAPPED WHICH BLOCKED SEVERAL FORESTRY ROADS. THE PATH LENGTH WAS 2 TO 3 MILES WITH A PATH WIDTH OF 50 YARDS.
Mar 8, 9:27 PM CST	HAIL 0.88	2 Sse Alexandria, LA
Mar 8, 9:30 PM CST	TORNADO 0	5 Ene Pineville, LA	SEVERAL TREES WERE BLOWN DOWN.AN AWNING ON ONE HOME WAS DESTROYED. ONE OUTBUILDING WAS DESTROYED WHEN A TREE FELL ON IT. PATH LENGTH WAS 3 MILES AND PATH WIDTH WAS 25 YARDS.

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 8, 1:08 PM CST	Tornado Watch	SPC	9 hr
Mar 8, 7:37 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 3.0 hours before the alert went out and 151 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: 2444 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 506 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 195 m²/s²
0-3 km storm-relative helicity: 210 m²/s²
Significant tornado parameter: 2.5
Supercell composite: 12.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

192 
WFUS54 KLCH 090258
TORLCH
LAC079-090345-
/O.NEW.KLCH.TO.W.0006.110309T0258Z-110309T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
858 PM CST TUE MAR 8 2011

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL RAPIDES PARISH IN CENTRAL LOUISIANA...
  THIS INCLUDES...ALEXANDRIA INTERNATIONAL AIRPORT...PINEVILLE...
  ALEXANDRIA...

* UNTIL 945 PM CST

* AT 856 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES
  SOUTHWEST OF ALEXANDRIA...MOVING NORTHEAST AT 35 MPH.

* THE TORNADO WILL BE NEAR...
  ALEXANDRIA INTERNATIONAL AIRPORT BY 910 PM CST...
  ALEXANDRIA BY 915 PM CST...
  PINEVILLE...KINGSVILLE...TIOGA AND KOLIN BY 920 PM CST...
  LIBUSE AND PARADISE BY 925 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

NATIONAL WEATHER SERVICE RADAR INDICATES A TORNADO MAY FORM AT ANY
TIME. TAKE COVER NOW! ABANDON MOBILE HOMES AND VEHICLES. MOVE TO AN
INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR AWAY FROM WINDOWS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST WEDNESDAY MORNING
FOR SOUTHWESTERN LOUISIANA.

&&

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE AT
337-477-5285 EXTENSION 1.

LAT...LON 3139 9234 3134 9222 3131 9222 3105 9253
      3117 9269 3141 9257
TIME...MOT...LOC 0258Z 219DEG 32KT 3118 9254

$$

21

1 follow-up statement

300 
WWUS54 KLCH 090310
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
910 PM CST TUE MAR 8 2011

LAC079-090345-
/O.CON.KLCH.TO.W.0006.000000T0000Z-110309T0345Z/
RAPIDES LA-
910 PM CST TUE MAR 8 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CST FOR CENTRAL
RAPIDES PARISH...

AT 905 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
TORNADO.  THIS TORNADO WAS LOCATED 8 MILES SOUTHWEST OF
ALEXANDRIA..MOVING NORTHEAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  ALEXANDRIA BY 920 PM CST...
  PINEVILLE BY 930 PM CST...
  LIBUSE...KINGSVILLE...PARADISE AND TIOGA BY 935 PM CST...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 AM CST WEDNESDAY MORNING
FOR SOUTHWESTERN LOUISIANA.

&&

LAT...LON 3117 9246 3122 9260 3140 9246 3139 9234
      3135 9225
TIME...MOT...LOC 0310Z 221DEG 25KT 3122 9250

$$

JT

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 8, 6:26 PM CST	Areal Flood Advisory	LCH	Rapides	109 min
Mar 8, 6:33 PM CST	Special Weather Statement	LCH	Rapides	42 min
Mar 8, 6:44 PM CST	Special Weather Statement	LCH	Beauregard	61 min
Mar 8, 7:41 PM CST	Flash Flood Warning	LCH	Avoyelles, Rapides	3 hr
Mar 8, 7:43 PM CST	Special Weather Statement	LCH	Allen	62 min
Mar 8, 8:01 PM CST	Severe Thunderstorm Warning	LCH	Allen, Beauregard, Rapides, Vernon	59 min
Mar 8, 8:46 PM CST	Tornado Warning	LCH	Rapides	29 min
Mar 8, 9:32 PM CST	Special Weather Statement	LCH	Vernon	58 min
Mar 8, 9:44 PM CST	Severe Thunderstorm Warning	LCH	Rapides	30 min
Mar 8, 9:58 PM CST	Severe Thunderstorm Warning	LCH	Vernon	62 min
Mar 8, 10:28 PM CST	Flash Flood Warning	LCH	Rapides, Vernon	3 hr
Mar 8, 11:36 PM CST	Special Weather Statement	LCH	Rapides	39 min
Mar 9, 12:07 AM CST	Special Weather Statement	LCH	Rapides	53 min
Mar 9, 12:11 AM CST	Severe Thunderstorm Warning	LCH	Avoyelles, Rapides	34 min
Mar 9, 1:00 AM CST	Severe Thunderstorm Warning	LCH	Rapides	60 min
Mar 9, 1:20 AM CST	Special Weather Statement	LCH	Avoyelles	40 min
Mar 9, 1:32 AM CST	Flash Flood Warning	LCH	Rapides, Vernon	3 hr
Mar 9, 2:05 AM CST	Special Weather Statement	LCH	Avoyelles	40 min
Mar 9, 3:13 AM CST	Small Craft Advisory	LCH		31 hr
Mar 9, 3:48 AM CST	Special Weather Statement	LCH	Saint Martin	42 min
Mar 9, 4:38 AM CST	Areal Flood Warning	LCH	Rapides	3 hr
Mar 9, 8:53 AM CST	Marine Dense Fog Advisory	LCH		9 hr
Mar 9, 11:20 AM CST	River Flood Warning	LCH	Allen, Rapides	53 hr

Nearby

Tornado Warnings in Louisiana, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.