Alert archive / Louisiana / Special Weather Statements in 2012

Special Weather Statement, NWS Lake Charles, LA

June 5, 2012Avoyelles Parish, Louisiana

NWS Lake Charles, LA issued this special weather statement at Jun 5, 2012, 11:22 PM CDT for Avoyelles Parish, Louisiana. It was in force for 53 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
Jun 5, 2012, 11:22 PM CDT (04:22 UTC)
Expired
Jun 6, 2012, 12:15 AM CDT
In force
53 min
Issued by
NWS Lake Charles, LA

County Avoyelles Parish, LA

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 4.4 hours before the alert went out and 211 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, Shreveport, LA at 00:00Z on 2012-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 908 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Shreveport, LA at 00:00Z on 2012-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -7 square meters per square second.1939Sfc1 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
908 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
2251 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-7 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lake Charles, LA wrote its last area forecast discussion before this special weather statement went out at Jun 5, 10:18 PM CDT, 1 hour 4 minutes earlier.

Area forecast discussion, Jun 5, 10:18 PM CDT, 1 hour 4 minutes before
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Hazardous weather outlook, Jun 5, 8:27 AM CDT, 14 hours 55 minutes before
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In the hours before

Special weather statement, Jun 5, 11:22 PM CDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 3:11 AM CDTSpecial Weather StatementLCHRapides49 min
Jun 6, 1:25 PM CDTSpecial Weather StatementLCHBeauregard50 min
Jun 6, 2:19 PM CDTSevere Thunderstorm WarningLCHBeauregard56 min
Jun 6, 2:49 PM CDTSpecial Weather StatementLCHCalcasieu56 min
Jun 6, 3:00 PM CDTSevere Thunderstorm WarningLCHCalcasieu30 min
Jun 6, 3:41 PM CDTSpecial Weather StatementLCHJefferson Davis34 min
Jun 6, 4:21 PM CDTSpecial Weather StatementLCHCalcasieu, Cameron, Jefferson Davis, Vermilion54 min
Jun 6, 4:45 PM CDTSpecial Weather StatementLCHVermilion60 min
Jun 6, 5:23 PM CDTSpecial Weather StatementLCHAcadia, Cameron, Iberia, Lafayette, Saint Martin, Vermilion67 min
Jun 6, 6:30 PM CDTSpecial Weather StatementLCHAcadia, Lafayette60 min
Jun 6, 2:38 PM CDTSpecial Weather StatementLCHNewton67 min
Jun 6, 2:42 PM CDTSpecial Weather StatementLCHJasper63 min
Jun 6, 3:05 PM CDTSevere Thunderstorm WarningLCHJasper, Newton27 min
Jun 6, 3:30 PM CDTSpecial Weather StatementLCHNewton60 min

Nearby

Special Weather Statements in Louisiana, 2012Every special weather statement in 2012

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.