Alert archive / Louisiana / Special Weather Statements in 2022

Special Weather Statement, NWS Lake Charles, LA

August 18, 2022Saint Martin Parish, Louisiana

NWS Lake Charles, LA issued this special weather statement at Aug 18, 2022, 5:21 PM CDT for Saint Martin Parish, Louisiana. It was in force for 39 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 18, 2022, 5:21 PM CDT (22:21 UTC)
Expired: Aug 18, 2022, 6:00 PM CDT
In force: 39 min
Issued by: NWS Lake Charles, LA
Hail: 0.00 in
Wind: 40

County Saint Martin Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 10.4 hours before the alert went out and 185 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: 3134 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 685 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -39 m²/s²
0-3 km storm-relative helicity: -39 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 Aug 18, 3:35 PM CDT, 1 hour 46 minutes earlier.

Area forecast discussion, Aug 18, 3:35 PM CDT, 1 hour 46 minutes before

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Hazardous weather outlook, Aug 18, 3:34 PM CDT, 1 hour 47 minutes before

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In the hours before

Special weather statement, Aug 18, 3:35 PM CDT, 1 hour 46 minutes before

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Special weather statement, Aug 18, 4:18 PM CDT, 1 hour 3 minutes before

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Special weather statement, Aug 18, 4:36 PM CDT, 45 minutes before

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Special weather statement, Aug 18, 4:58 PM CDT, 23 minutes before

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Special weather statement, Aug 18, 5:19 PM CDT, 2 minutes before

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Special weather statement, Aug 18, 5:21 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
Aug 18, 7:06 AM CDT	Special Weather Statement	LCH	Avoyelles	24 min
Aug 18, 1:13 PM CDT	Special Weather Statement	LCH	Calcasieu	47 min
Aug 18, 1:56 PM CDT	Special Weather Statement	LCH	Evangeline	34 min
Aug 18, 2:09 PM CDT	Special Weather Statement	LCH	Calcasieu	36 min
Aug 18, 2:30 PM CDT	Special Weather Statement	LCH	Acadia	30 min
Aug 18, 3:08 PM CDT	Special Weather Statement	LCH	Acadia	37 min
Aug 18, 3:35 PM CDT	Special Weather Statement	LCH	Cameron	25 min
Aug 17, 7:49 PM CDT	Special Weather Statement	LCH	Tyler	41 min
Aug 18, 3:50 AM CDT	Special Weather Statement	LCH	Tyler	25 min
Aug 18, 1:29 PM CDT	Special Weather Statement	LCH	Orange	46 min
Aug 18, 1:31 PM CDT	Special Weather Statement	LCH	Orange	44 min
Aug 18, 4:18 PM CDT	Special Weather Statement	LCH	Hardin	27 min
Aug 18, 4:27 PM CDT	Severe Thunderstorm Warning	LCH	Hardin, Jasper, Tyler	32 min
Aug 18, 4:36 PM CDT	Special Weather Statement	LCH	Jefferson	39 min
Aug 18, 4:58 PM CDT	Special Weather Statement	LCH	Jasper	47 min
Aug 18, 5:19 PM CDT	Special Weather Statement	LCH	Jasper, Newton	41 min

Nearby

Special Weather Statements in Louisiana, 2022 Every special weather statement in 2022

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.