Alert archive / Texas / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 48, NWS Lake Charles, LA

August 18, 2022Hardin County, Jasper County, Tyler County, Texas

NWS Lake Charles, LA issued this severe thunderstorm warning at Aug 18, 2022, 4:27 PM CDT for Hardin County, Jasper County, Tyler County, Texas. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 18, 2022, 4:27 PM CDT (21:27 UTC)
Expired: Aug 18, 2022, 4:59 PM CDT
In force: 32 min
Issued by: NWS Lake Charles, LA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Hardin County, TX, Jasper County, TX, Tyler County, TX

The radar

The Lake Charles radar (KLCH), 114 km from the middle of the area, began a volume at 21:28 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

Fort Worth, TX (KFWD), launched 12:00Z, 9.5 hours before the alert went out and 378 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: 288 J/kg
Mixed-layer CIN: -213 J/kg
Mixed-layer LCL: 1057 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 91 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Aug 18, 3:35 PM CDT, 52 minutes earlier.

Area forecast discussion, Aug 18, 3:35 PM CDT, 52 minutes before

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Hazardous weather outlook, Aug 18, 3:34 PM CDT, 53 minutes before

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In the hours before

Special weather statement, Aug 18, 2:09 PM CDT, 2 hours 18 minutes before

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Local storm report, Aug 18, 2:22 PM CDT, 2 hours 5 minutes before

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Special weather statement, Aug 18, 2:30 PM CDT, 1 hour 57 minutes before

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Special weather statement, Aug 18, 3:08 PM CDT, 1 hour 19 minutes before

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Special weather statement, Aug 18, 3:35 PM CDT, 52 minutes before

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Special weather statement, Aug 18, 4:18 PM CDT, 9 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 18, 5:21 PM CDT	Special Weather Statement	LCH	Saint Martin	39 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, 4:36 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

Severe Thunderstorm Warnings in Texas, 2022 Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.