Alert archive / Louisiana / Tornado Warnings in 2001

Tornado Warning 17, NWS Lake Charles, LA

October 13, 2001Acadia Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Oct 13, 2001, 8:37 AM CDT for Acadia Parish, Louisiana. It was in force for 23 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Oct 13, 2001, 8:37 AM CDT (13:37 UTC)
Expired: Oct 13, 2001, 9:00 AM CDT
In force: 23 min
Issued by: NWS Lake Charles, LA
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Acadia Parish, LA

What was reported inside it

Time	Report	Where	Remark
Oct 13, 8:45 AM CDT	Tornado F1	Rayne, LA
Oct 13, 9:10 AM CDT	Thunderstorm Wind	Crowley, LA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Oct 13, 4:00 AM CDT	Tornado Watch	SPC	5 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 1.6 hours before the alert went out and 81 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: 1582 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 816 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 258 m²/s²
0-3 km storm-relative helicity: 328 m²/s²
Significant tornado parameter: 2.8
Supercell composite: 11.7

Open this sounding in Storm Lab

The text

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

601 
WFUS54 KLCH 131337
TORLCH
LAC001-131400-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
837 AM CDT SAT OCT 13 2001

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  ACADIA PARISH IN SOUTHWEST LOUISIANA

* UNTIL 900 AM CDT

* AT 832 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  A DEVELOPING TORNADO NEAR CROWLEY...MOVING NORTHEAST AT 20 MPH.

* THIS TORNADIC STORM WILL BE NEAR...
  RAYNE BY 850 AM CDT
  BRANCH...MIRE...RICHARD BY 900 AM CDT

A TORNADO MAY FORM AT ANY TIME - TAKE COVER NOW. ABANDON MOBILE HOMES
AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS.

CALL 337-477-5285 TO REPORT SEVERE WEATHER TO THE WEATHER SERVICE.

LAT...LON 3023 9253 3011 9238 3029 9216 3048 9226

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 12, 7:12 PM CDT	Severe Thunderstorm Warning	LCH	Beauregard	63 min
Oct 12, 7:30 PM CDT	Tornado Warning	LCH	Beauregard	45 min
Oct 12, 8:43 PM CDT	Severe Thunderstorm Warning	LCH	Vernon	47 min
Oct 12, 9:00 PM CDT	Severe Thunderstorm Warning	LCH	Allen	60 min
Oct 12, 9:48 PM CDT	Severe Thunderstorm Warning	LCH	Rapides	57 min
Oct 12, 10:47 PM CDT	Severe Thunderstorm Warning	LCH	Avoyelles, Rapides	43 min
Oct 13, 4:47 AM CDT	Special Marine Warning	LCH		43 min
Oct 13, 4:47 AM CDT	Special Marine Warning	LCH		43 min
Oct 13, 5:02 AM CDT	Tornado Warning	LCH	Beauregard	28 min
Oct 13, 5:05 AM CDT	Tornado Warning	LCH	Vernon	55 min
Oct 13, 5:24 AM CDT	Tornado Warning	LCH	Beauregard	36 min
Oct 13, 5:33 AM CDT	Special Marine Warning	LCH		57 min
Oct 13, 5:33 AM CDT	Special Marine Warning	LCH		57 min
Oct 13, 5:40 AM CDT	Severe Thunderstorm Warning	LCH	Calcasieu	65 min
Oct 13, 5:48 AM CDT	Severe Thunderstorm Warning	LCH	Cameron	57 min
Oct 13, 6:02 AM CDT	Severe Thunderstorm Warning	LCH	Rapides	58 min
Oct 13, 6:25 AM CDT	Severe Thunderstorm Warning	LCH	Allen, Beauregard	65 min
Oct 13, 6:34 AM CDT	Severe Thunderstorm Warning	LCH	Vermilion	56 min
Oct 13, 6:47 AM CDT	Severe Thunderstorm Warning	LCH	Calcasieu, Cameron	58 min
Oct 13, 6:57 AM CDT	Severe Thunderstorm Warning	LCH	Rapides	48 min
Oct 13, 7:00 AM CDT	Severe Thunderstorm Warning	LCH	Jefferson Davis	60 min
Oct 13, 7:10 AM CDT	Severe Thunderstorm Warning	LCH	Avoyelles	65 min
Oct 13, 7:13 AM CDT	Severe Thunderstorm Warning	LCH	Evangeline	62 min
Oct 13, 7:26 AM CDT	Special Marine Warning	LCH		64 min
Oct 13, 7:26 AM CDT	Special Marine Warning	LCH		64 min
Oct 13, 7:26 AM CDT	Special Marine Warning	LCH		64 min
Oct 13, 7:26 AM CDT	Special Marine Warning	LCH		64 min
Oct 13, 7:32 AM CDT	Severe Thunderstorm Warning	LCH	Allen	58 min
Oct 13, 7:56 AM CDT	Severe Thunderstorm Warning	LCH	Acadia	64 min
Oct 13, 8:08 AM CDT	Severe Thunderstorm Warning	LCH	Vermilion	67 min
Oct 13, 8:31 AM CDT	Severe Thunderstorm Warning	LCH	Saint Landry	59 min
Oct 13, 8:39 AM CDT	Tornado Warning	LCH	Vermilion	66 min
Oct 13, 8:42 AM CDT	Severe Thunderstorm Warning	LCH	Lafayette	63 min
Oct 13, 8:51 AM CDT	Special Marine Warning	LCH		54 min
Oct 13, 8:51 AM CDT	Special Marine Warning	LCH		54 min
Oct 13, 8:51 AM CDT	Special Marine Warning	LCH		54 min
Oct 13, 9:05 AM CDT	Severe Thunderstorm Warning	LCH	Acadia	25 min
Oct 13, 9:24 AM CDT	Severe Thunderstorm Warning	LCH	Saint Martin	66 min
Oct 13, 9:43 AM CDT	Severe Thunderstorm Warning	LCH	Iberia	62 min
Oct 13, 10:25 AM CDT	Severe Thunderstorm Warning	LCH	St. Mary	65 min

Nearby

Tornado Warnings in Louisiana, 2001 Every tornado warning in 2001 Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.