Alert archive / Louisiana / Special Weather Statements in 2018

Special Weather Statement, NWS Lake Charles, LA

June 5, 2018Vermilion Parish, Louisiana

NWS Lake Charles, LA issued this special weather statement at Jun 5, 2018, 3:12 PM CDT for Vermilion Parish, Louisiana. It was in force for 33 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, 2018, 3:12 PM CDT (20:12 UTC)
Expired: Jun 5, 2018, 3:45 PM CDT
In force: 33 min
Issued by: NWS Lake Charles, LA

County Vermilion Parish, LA

The radar

The Lake Charles radar (KLCH), 100 km from the middle of the area, began a volume at 20:12 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 nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 8.2 hours before the alert went out and 256 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: 2574 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 756 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 61 m²/s²
0-3 km storm-relative helicity: 49 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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, 12:50 PM CDT, 2 hours 22 minutes earlier.

Area forecast discussion, Jun 5, 12:50 PM CDT, 2 hours 22 minutes before

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Hazardous weather outlook, Jun 5, 3:45 AM CDT, 11 hours 27 minutes before

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In the hours before

Special weather statement, Jun 5, 1:33 PM CDT, 1 hour 39 minutes before

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Special weather statement, Jun 5, 2:11 PM CDT, 1 hour 1 minute before

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Special weather statement, Jun 5, 2:30 PM CDT, 42 minutes before

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Special weather statement, Jun 5, 2:39 PM CDT, 33 minutes before

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Local storm report, Jun 5, 2:45 PM CDT, 27 minutes before

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Special weather statement, Jun 5, 3:12 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.

Issued	Product	Office	Counties	Lasted
Jun 4, 9:04 PM CDT	Special Weather Statement	LCH	Lafayette	41 min
Jun 5, 10:19 AM CDT	Special Weather Statement	LCH	Avoyelles, Rapides, Vernon	56 min
Jun 5, 11:23 AM CDT	Special Weather Statement	LCH	Avoyelles, Rapides, Vernon	67 min
Jun 5, 11:54 AM CDT	Special Weather Statement	LCH	Evangeline, Saint Landry	66 min
Jun 5, 12:28 PM CDT	Special Weather Statement	LCH	Allen, Beauregard, Evangeline	47 min
Jun 5, 12:37 PM CDT	Special Weather Statement	LCH	Vernon	53 min
Jun 5, 1:23 PM CDT	Special Weather Statement	LCH	Acadia	67 min
Jun 5, 1:29 PM CDT	Special Weather Statement	LCH	Beauregard	91 min
Jun 5, 1:33 PM CDT	Special Weather Statement	LCH	Saint Martin	57 min
Jun 5, 2:11 PM CDT	Special Weather Statement	LCH	Allen	34 min
Jun 5, 2:30 PM CDT	Special Weather Statement	LCH	Lafayette, Saint Martin, St. Mary	60 min
Jun 5, 2:39 PM CDT	Special Weather Statement	LCH	Acadia, Jefferson Davis	66 min
Jun 5, 3:06 PM CDT	Special Marine Warning	LCH		54 min
Jun 4, 7:56 PM CDT	Severe Thunderstorm Warning	LCH	Jasper, Newton	52 min

Nearby

Special Weather Statements in Louisiana, 2018 Every special weather statement in 2018

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.