A strong low pressure system moved into the Pittsburgh region from the southeast U.S. and brought a wintry mix across our warning county area. On the east side of the low, warm air traveled as far north as Southern Butler County. As a result, areas near I-80 got 8 to 11 inches of snow while areas 50 miles south got sleet, rain, and freezing rain.

Winter Storm in MERCER, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A snow storm total Neshannock was 12.7 inches by the morning of Jan 20th. Sharon, PA received 11.0 inches (measured by a trained spotter). 10.2 inches was measured 2 miles south of West Middlesex.

Winter Storm in VENANGO, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

A snow storm total in Seneca, PA was 11.5 inches, Polk, PA had 11.0 inches, Franklin, PA had 10.3 inches, and Cooperstown had 9.8 inches by the morning of January 20th.

Winter Storm in CLARION, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A snow storm total of 10.0 inches was measured at Marianne, PA and 7.0 inches in Clarion, PA on the morning of January 20th. Both of these reports were received by Facebook.

Winter Storm in JEFFERSON, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A snow storm total of 10.0 inches was measured at Falls Creek, PA and 8.0 inches was measured at Brookville, PA on the morning of January 20th.

Winter Storm in BUTLER, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter measured 10.0 inches of snow for the storm on the morning of January 20th. Four to three inches was measured in Southern Butler. A trace of ice was also reported during the early morning hours in Boggsville by a trained spotter.

Winter Storm in ARMSTRONG, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter measured 5.0 inches of snow for a storm total on the morning of January 20th.

Winter Storm in FOREST, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

A snow storm total of 9.0 inches was measured in the vicinity of Fryburg by a CoCoRaHS observer. A snow total of 8.8 inches was measured near Marienville by a CoCoRaHS observer.

Winter Storm in INDIANA, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

The Department of Highways reported 8.0 inches of snow at Locust, PA for a storm total on the morning of January 20th.

Winter Storm in LAWRENCE, PENNSYLVANIA
From 18-JAN-19 13:10:00 to 20-JAN-19 10:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A storm snow total of 10.4 inches was measured at Mayville, PA on the morning of January 20th. 8.0 inches was recorded at New Castle, PA. Both reports were received by social media.