Alert archive / Louisiana / Special Weather Statements in 2014

Special Weather Statement, NWS Lake Charles, LA

August 3, 20144 parishes in Louisiana

NWS Lake Charles, LA issued this special weather statement at Aug 3, 2014, 11:23 PM CDT for 4 parishes in Louisiana. It was in force for 97 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: Aug 3, 2014, 11:23 PM CDT (04:23 UTC)
Expired: Aug 4, 2014, 1:00 AM CDT
In force: 97 min
Issued by: NWS Lake Charles, LA

Counties Lafayette Parish, LA, Saint Landry Parish, LA, Saint Martin Parish, LA, St. Mary Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 4.4 hours before the alert went out and 196 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: 214 J/kg
Mixed-layer CIN: -140 J/kg
Mixed-layer LCL: 761 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 9 m²/s²
0-3 km storm-relative helicity: 101 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 6.2

Open this sounding in Storm Lab

The text

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

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 3, 8:10 PM CDT	Areal Flood Advisory	LCH	Calcasieu	95 min

Nearby

Special Weather Statements in Louisiana, 2014 Every special weather statement in 2014

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.