Alert archive / Louisiana / Tornado Warnings in 2007

Tornado Warning 9, NWS Lake Charles, LA

February 13, 2007Iberia Parish, Lafayette Parish, Saint Martin Parish, Louisiana

NWS Lake Charles, LA issued this tornado warning at Feb 13, 2007, 1:29 AM CST for Iberia Parish, Lafayette Parish, Saint Martin Parish, Louisiana. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Feb 13, 2007, 1:29 AM CST (07:29 UTC)
Expired
Feb 13, 2007, 2:00 AM CST
In force
31 min
Issued by
NWS Lake Charles, LA
Area
Counties, with a storm outline in the text

Counties Iberia Parish, LA, Lafayette Parish, LA, Saint Martin Parish, LA

The radar

The Lake Charles radar (KLCH), 125 km from the middle of the area, began a volume at 07:29 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Feb 12, 10:39 PM CSTTornado WatchSPC7 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 7.5 hours before the alert went out and 123 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 2007-02-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 276 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 2007-02-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 258 square meters per square second.19395878Sfc1 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
276 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
585 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
258 m²/s²
0-3 km storm-relative helicity
297 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.4

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KLCH 130730
TORLCH
LAC045-055-099-130800-
/O.NEW.KLCH.TO.W.0009.070213T0729Z-070213T0800Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LAKE CHARLES LA
129 AM CST TUE FEB 13 2007

THE NATIONAL WEATHER SERVICE IN LAKE CHARLES HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN LAFAYETTE PARISH IN SOUTH CENTRAL LOUISIANA
  NORTHWESTERN IBERIA PARISH IN SOUTH CENTRAL LOUISIANA
  SOUTHERN ST. MARTIN PARISH IN SOUTH CENTRAL LOUISIANA

* UNTIL 200 AM CST

* AT 124 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES SOUTH OF
  YOUNGSVILLE...OR 5 MILES NORTHEAST OF ERATH...MOVING NORTHEAST AT  
  30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
   YOUNGSVILLE BY 135 AM CST
   CADE AND BROUSSARD BY 145 AM CST
   ST. MARTINVILLE BY 155 AM CST

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 3007 9203 3005 9196 2997 9198 3000 9185
      3008 9181 3012 9176 3019 9192 3019 9196

$$

SHAMBURGER
1 follow-up statement
000 
WWUS54 KLCH 130745
SVSLCH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LAKE CHARLES LA
144 AM CST TUE FEB 13 2007

LAC055-130754-
/O.CAN.KLCH.TO.W.0009.000000T0000Z-070213T0800Z/
LAFAYETTE LA-
144 AM CST TUE FEB 13 2007

...THE TORNADO WARNING FOR LAFAYETTE PARISH IS CANCELLED...

THE SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO HAS MOVED 
INTO IBERIA AND SAINT MARTIN PARISHES.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 AM CST TUESDAY MORNING
FOR SOUTHWESTERN LOUISIANA.

LAT...LON 3018 9189 3005 9196 3001 9192 3000 9185
      3008 9181 3014 9173

$$

LAC045-099-130800-
/O.CON.KLCH.TO.W.0009.000000T0000Z-070213T0800Z/
IBERIA LA-ST. MARTIN LA-
144 AM CST TUE FEB 13 2007

...A TORNADO WARNING CONTINUES UNTIL 200 AM CST FOR ST. MARTIN AND
IBERIA PARISHES...

AT 140 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED JUST SOUTH OF 
CADE...OR 2 MILES NORTHWEST OF ACADIANA REGIONAL AIRPORT...MOVING 
NORTHEAST AT 30 MPH.

THE TORNADO WILL BE NEAR...
  ST. MARTINVILLE BY 150 AM CST

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 AM CST TUESDAY MORNING
FOR SOUTHWESTERN LOUISIANA.

LAT...LON 3018 9189 3005 9196 3001 9192 3000 9185
      3008 9181 3014 9173

$$

SHAMBURGER

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 12, 8:35 PM CSTTornado WarningLCHBeauregard, Calcasieu25 min
Feb 12, 9:18 PM CSTSevere Thunderstorm WarningLCHCalcasieu57 min
Feb 12, 9:47 PM CSTFlash Flood WarningLCHBeauregard, Calcasieu3 hr
Feb 12, 10:13 PM CSTSevere Thunderstorm WarningLCHCalcasieu62 min
Feb 12, 11:39 PM CSTTornado WarningLCHAllen36 min
Feb 13, 12:02 AM CSTTornado WarningLCHIberia, Lafayette, Saint Martin, Vermilion43 min
Feb 13, 12:19 AM CSTTornado WarningLCHEvangeline26 min
Feb 13, 12:39 AM CSTTornado WarningLCHVermilion36 min
Feb 13, 12:47 AM CSTSevere Thunderstorm WarningLCHEvangeline, Saint Landry58 min
Feb 13, 12:50 AM CSTTornado WarningLCHIberia40 min
Feb 13, 1:00 AM CSTSevere Thunderstorm WarningLCHSaint Martin30 min
Feb 13, 1:15 AM CSTTornado WarningLCHVermilion30 min
Feb 13, 1:27 AM CSTSevere Thunderstorm WarningLCHAcadia63 min
Feb 13, 1:44 AM CSTSevere Thunderstorm WarningLCHEvangeline, Saint Landry61 min
Feb 13, 1:49 AM CSTSpecial Marine WarningLCH56 min
Feb 13, 1:52 AM CSTTornado WarningLCHSaint Martin38 min
Feb 13, 2:37 AM CSTSpecial Marine WarningLCH53 min
Feb 13, 3:29 AM CSTTornado WarningLCHSt. Mary31 min
Feb 13, 3:37 AM CSTSpecial Marine WarningLCH53 min

Nearby

Tornado Warnings in Louisiana, 2007Every tornado warning in 2007Tornadoes in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.