Alert archive / West Virginia / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 131, NWS Charleston, WV

August 12, 2023Barbour County, Harrison County, Taylor County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Aug 12, 2023, 10:14 PM EDT for Barbour County, Harrison County, Taylor County, West Virginia. 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 12, 2023, 10:14 PM EDT (02:14 UTC)
Expired: Aug 12, 2023, 10:46 PM EDT
In force: 32 min
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Barbour County, WV, Harrison County, WV, Taylor County, WV

The radar

The Pittsburgh radar (KPBZ), 143 km from the middle of the area, began a volume at 02:14 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 12, 8:06 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 2.2 hours before the alert went out and 129 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: 358 J/kg
Mixed-layer CIN: -92 J/kg
Mixed-layer LCL: 1040 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 122 m²/s²
0-3 km storm-relative helicity: 200 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.4

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 Charleston, WV wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 12, 10:13 PM EDT, 1 minute earlier.

Area forecast discussion, Aug 12, 10:13 PM EDT, 1 minute before

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Hazardous weather outlook, Aug 12, 9:54 PM EDT, 20 minutes before

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In the hours before

Local storm report, Aug 12, 9:47 PM EDT, 27 minutes before

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Local storm report, Aug 12, 9:48 PM EDT, 26 minutes before

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Special weather statement, Aug 12, 9:50 PM EDT, 24 minutes before

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Local storm report, Aug 12, 9:52 PM EDT, 22 minutes before

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Local storm report, Aug 12, 9:58 PM EDT, 16 minutes before

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Special weather statement, Aug 12, 10:03 PM EDT, 11 minutes before

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The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 12, 8:00 PM EDT	Tornado Warning Tornado observed	RLX	Wood	30 min
Aug 12, 8:16 PM EDT	Severe Thunderstorm Warning	RLX	Wood	29 min
Aug 12, 8:19 PM EDT	Severe Thunderstorm Warning	RLX	Pleasants	26 min
Aug 12, 8:30 PM EDT	Tornado Warning Tornado observed	RLX	Wood	15 min
Aug 12, 8:45 PM EDT	Severe Thunderstorm Warning	RLX	Tyler	30 min
Aug 12, 8:52 PM EDT	Special Weather Statement	RLX	Wood	23 min
Aug 12, 9:04 PM EDT	Tornado Warning	RLX	Doddridge, Pleasants, Tyler	26 min
Aug 12, 9:12 PM EDT	Severe Thunderstorm Warning	RLX	Ritchie, Wirt	33 min
Aug 12, 9:31 PM EDT	Special Weather Statement	RLX	Doddridge	29 min
Aug 12, 9:34 PM EDT	Tornado Warning	RLX	Doddridge, Harrison	26 min
Aug 12, 9:50 PM EDT	Special Weather Statement	RLX	Ritchie	25 min
Aug 12, 10:03 PM EDT	Special Weather Statement	RLX	Harrison	27 min
Aug 12, 10:10 PM EDT	Severe Thunderstorm Warning	RLX	Calhoun, Gilmer, Ritchie	35 min
Aug 12, 10:19 PM EDT	Special Weather Statement	RLX	Lewis	41 min
Aug 12, 8:23 PM EDT	Severe Thunderstorm Warning	RLX	Washington	37 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2023 Every severe thunderstorm warning in 2023

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.