Another progressive shortwave trough crossed the Upper Ohio Valley on January 24th, quickly on the heels of the previous clipper system. Support for ascent was provided by vorticity advection as well as ample frontogenesis.  Another general accumulation of 2 to 4 inches fell across much of the region.

Winter Weather in ALLEGHENY, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Two to three inches was observed across the county, with the higher totals observed at Braddock Lock and Dam, as well as Dormont.

Winter Weather in ARMSTRONG, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

One to two inches fell in the county.

Winter Weather in BEAVER, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

A total of 2 to 3 inches was measured.  Dawson, Ambridge, and Darlington were all close to 3 inches of accumulation.

Winter Weather in BUTLER, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

The county received 2 to 4 inches of snow.  Valencia and Meridian received the higher totals.

Winter Weather in CLARION, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Most locations received about two inches of snow, with St. Petersburg getting 2.5 inches.

Winter Weather in FOREST, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Around two inches of snow was observed at both Marienville and Tionesta.

Winter Weather in GREENE, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Around two inches of snow was observed in the county, with reports coming from Waynesburg and Point Marion.

Winter Weather in JEFFERSON, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Allens Mills reported 3.5 inches of snow, and Sigel saw 3.4 inches.  Other locations in the county got 2 to 3 inches.

Winter Weather in LAWRENCE, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A range of 2.5 to 3.5 inches of snow was observed, with Moravia receiving the highest total.

Winter Weather in MERCER, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Around 2 inches of snow fell in the county.

Winter Weather in VENANGO, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Cooperstown and Reno both received 3 inches, while other locations in the county were in the 2 to 2.5 inch range.

Winter Weather in WESTMORELAND, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

One to two inches was observed in the region, with Irwin and New Stanton on the higher end of the range.

Winter Weather in WESTMORELAND RIDGES, PENNSYLVANIA
From 24-JAN-22 12:00:00 to 25-JAN-22 12:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Donegal received 3 inches of snow, while locations like Laughlintown and New Florence getting 1 to 2 inches.