Alert archive / West Virginia / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 132, NWS Pittsburgh, PA

June 21, 2007Tucker County, West Virginia

NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 21, 2007, 7:26 PM EDT for Tucker County, West Virginia. It was in force for 34 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: Jun 21, 2007, 7:26 PM EDT (23:26 UTC)
Expired: Jun 21, 2007, 8:00 PM EDT
In force: 34 min
Issued by: NWS Pittsburgh, PA
Area: Counties, with a storm outline in the text

County Tucker County, WV

The radar

The Pittsburgh radar (KPBZ), 167 km from the middle of the area, began a volume at 23:28 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

Pittsburgh, PA (KPIT), launched 12:00Z, 11.4 hours before the alert went out and 151 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1857 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 106 m²/s²
0-3 km storm-relative helicity: 131 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 Pittsburgh, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 21, 7:19 PM EDT, 7 minutes earlier.

Area forecast discussion, Jun 21, 7:19 PM EDT, 7 minutes before

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Hazardous weather outlook, Jun 21, 3:51 PM EDT, 3 hours 35 minutes before

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In the hours before

Special weather statement, Jun 21, 6:10 PM EDT, 1 hour 16 minutes before

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Special weather statement, Jun 21, 6:12 PM EDT, 1 hour 14 minutes before

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Local storm report, Jun 21, 6:13 PM EDT, 1 hour 13 minutes before

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Local storm report, Jun 21, 6:15 PM EDT, 1 hour 11 minutes before

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Local storm report, Jun 21, 6:21 PM EDT, 1 hour 5 minutes before

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Local storm report, Jun 21, 6:37 PM EDT, 49 minutes before

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The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 21, 2:22 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	23 min
Jun 21, 2:44 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong, Westmoreland	61 min
Jun 21, 2:46 PM EDT	Severe Thunderstorm Warning	PBZ	Butler	59 min
Jun 21, 2:48 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	27 min
Jun 21, 2:52 PM EDT	Severe Thunderstorm Warning	PBZ	Indiana	53 min
Jun 21, 2:58 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny	62 min
Jun 21, 3:16 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	74 min
Jun 21, 3:42 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	63 min
Jun 21, 3:50 PM EDT	Severe Thunderstorm Warning	PBZ	Butler	55 min
Jun 21, 4:01 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny	59 min
Jun 21, 4:13 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	62 min
Jun 21, 4:17 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong	58 min
Jun 21, 4:27 PM EDT	Severe Thunderstorm Warning	PBZ	Beaver	63 min
Jun 21, 4:48 PM EDT	Severe Thunderstorm Warning	PBZ	Butler	42 min
Jun 21, 5:00 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny	30 min
Jun 21, 5:13 PM EDT	Severe Thunderstorm Warning	PBZ	Westmoreland	32 min
Jun 21, 5:21 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette	24 min
Jun 21, 5:24 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	51 min
Jun 21, 2:59 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	61 min
Jun 21, 4:00 PM EDT	Severe Thunderstorm Warning	PBZ	Columbiana	45 min
Jun 21, 4:37 PM EDT	Severe Thunderstorm Warning	PBZ	Tuscarawas	38 min
Jun 21, 4:51 PM EDT	Severe Thunderstorm Warning	PBZ	Harrison	39 min
Jun 21, 4:59 PM EDT	Severe Thunderstorm Warning	PBZ	Jefferson	46 min
Jun 21, 3:44 PM EDT	Severe Thunderstorm Warning	PBZ	Hancock	31 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2007 Every severe thunderstorm warning in 2007

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.