Alert archive / Pennsylvania / Wind Advisories in 2024

Wind Advisory 12, NWS Pittsburgh, PA

November 20, 2024Fayette County, Indiana County, Westmoreland County, Pennsylvania; Monongalia County, Preston County, Tucker County, West Virginia

NWS Pittsburgh, PA issued this wind advisory at Nov 20, 2024, 11:52 AM EST for Fayette County, Indiana County, Westmoreland County, Pennsylvania; Monongalia County, Preston County, Tucker County, West Virginia. It took effect at Nov 20, 2024, 5:00 PM EST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Nov 20, 2024, 11:52 AM EST (16:52 UTC)
In effect from: Nov 20, 2024, 5:00 PM EST
Expired: Nov 21, 2024, 1:00 AM EST
In force: 8 hr
Issued by: NWS Pittsburgh, PA

Counties Fayette County, PA, Indiana County, PA, Westmoreland County, PA, Monongalia County, WV, Preston County, WV, Tucker County, WV

The radar

The Pittsburgh radar (KPBZ), 93 km from the middle of the area, began a volume at 16:50 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, 4.9 hours before the alert went out and 76 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: 716 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 141 m²/s²
0-3 km storm-relative helicity: 92 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 wind advisory 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 wind advisory went out at Nov 20, 6:53 AM EST, 4 hours 59 minutes earlier.

Area forecast discussion, Nov 20, 6:53 AM EST, 4 hours 59 minutes before

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Hazardous weather outlook, Nov 20, 3:37 AM EST, 8 hours 15 minutes before

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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 20, 10:10 AM EST	Winter Storm Warning	PBZ	Fayette, Westmoreland	64 hr
Nov 20, 10:10 AM EST	Winter Weather Advisory	PBZ	Fayette, Forest, Indiana, Jefferson, Westmoreland	51 hr
Nov 20, 3:29 PM EST	Special Weather Statement	PBZ	Allegheny, Beaver, Butler, Lawrence, Mercer, Venango	2 hr
Nov 20, 3:34 PM EST	Special Weather Statement	PBZ	Greene, Washington	116 min
Nov 20, 4:24 PM EST	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Butler, Washington	51 min
Nov 20, 4:48 PM EST	Special Weather Statement	PBZ	Fayette, Westmoreland	117 min
Nov 20, 4:59 PM EST	Tornado Warning	PBZ	Allegheny, Westmoreland	16 min
Nov 20, 5:07 PM EST	Special Weather Statement	PBZ	Armstrong, Clarion, Forest, Indiana, Jefferson	113 min
Nov 20, 5:10 PM EST	Severe Thunderstorm Warning	PBZ	Allegheny, Armstrong, Butler, Fayette, Indiana, Westmoreland	65 min
Nov 20, 5:20 PM EST	Severe Thunderstorm Warning	PBZ	Armstrong, Clarion, Forest, Indiana, Jefferson, Venango	55 min
Nov 20, 2:13 PM EST	Special Weather Statement	PBZ	Coshocton, Guernsey, Muskingum, Noble, Tuscarawas	2 hr
Nov 20, 2:29 PM EST	Special Weather Statement	PBZ	Belmont, Carroll, Columbiana, Harrison, Jefferson, Monroe	2 hr

Nearby

Wind Advisories in Pennsylvania, 2024 Wind Advisories in West Virginia, 2024 Every wind advisory in 2024

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.