Alert archive / West Virginia / Wind Chill Advisories in 2019

Wind Chill Advisory 7, NWS Pittsburgh, PA

December 18, 2019Tucker County, West Virginia

NWS Pittsburgh, PA issued this wind chill advisory at Dec 18, 2019, 1:51 PM EST for Tucker County, West Virginia. It took effect at Dec 18, 2019, 7:00 PM EST. It was in force for 13 hr.

The area

The counties it named.

The facts

Issued: Dec 18, 2019, 1:51 PM EST (18:51 UTC)
In effect from: Dec 18, 2019, 7:00 PM EST
Expired: Dec 19, 2019, 8:00 AM EST
In force: 13 hr
Issued by: NWS Pittsburgh, PA

County Tucker County, WV

The radar

The Pittsburgh radar (KPBZ), 167 km from the middle of the area, began a volume at 18:50 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, 6.9 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: 588 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 105 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 chill 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 chill advisory went out at Dec 17, 3:24 PM EST, 22 hours 27 minutes earlier.

Area forecast discussion, Dec 17, 3:24 PM EST, 22 hours 27 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
Dec 18, 10:51 AM EST	Special Weather Statement	PBZ	Clarion, Jefferson, Mercer	54 min
Dec 18, 10:55 AM EST	Special Weather Statement	PBZ	Allegheny, Beaver, Westmoreland	65 min
Dec 18, 11:51 AM EST	Special Weather Statement	PBZ	Armstrong, Butler, Clarion, Indiana, Jefferson, Lawrence and 1 more	84 min
Dec 18, 12:19 PM EST	Special Weather Statement	PBZ	Armstrong, Butler, Clarion, Indiana, Jefferson, Lawrence and 1 more	86 min
Dec 18, 12:29 PM EST	Special Weather Statement	PBZ	Allegheny	91 min
Dec 18, 1:02 PM EST	Special Weather Statement	PBZ	Allegheny	43 min
Dec 18, 1:50 PM EST	Special Weather Statement	PBZ	Allegheny, Washington, Westmoreland	55 min
Dec 18, 2:12 PM EST	Snow Squall Warning	PBZ	Allegheny, Fayette, Washington, Westmoreland	63 min
Dec 18, 3:14 PM EST	Snow Squall Warning	PBZ	Allegheny, Fayette, Washington, Westmoreland	61 min
Dec 18, 4:16 PM EST	Special Weather Statement	PBZ	Fayette	59 min
Dec 18, 4:32 PM EST	Special Weather Statement	PBZ	Greene	43 min
Dec 18, 5:31 PM EST	Special Weather Statement	PBZ	Fayette	44 min
Dec 18, 6:54 PM EST	Snow Squall Warning	PBZ	Preston	51 min

Nearby

Wind Chill Advisories in West Virginia, 2019 Every wind chill advisory in 2019

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.