A long-duration, late-season snowstorm dropped widespread 10-15 inches of snow across southern Pennsylvania, with locally higher amounts (primarily at higher elevations). The system came in two rounds of heavy snow. The first round fell across southern Pennsylvania during the daylight hours of Tuesday, March 20 before diminishing by evening. The second round arrived Tuesday night, made it a little farther north, and continued into Wednesday, March 21.

Winter Storm in BEDFORD, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 8-14 inches of snow in a 24-hour period across Bedford County.

Winter Storm in CUMBERLAND, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 9-15 inches of snow in a 24-hour period across Cumberland County.

Winter Storm in JUNIATA, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 8-14 inches of snow in a 24-hour period across Juniata County.

Winter Storm in PERRY, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 8-14 inches of snow in a 24-hour period across Perry County.

Winter Storm in LANCASTER, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 10-18 inches of snow in a 24-hour period across Lancaster County.

Winter Storm in FULTON, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 8-14 inches of snow in a 24-hour period across Fulton County.

Winter Storm in SOMERSET, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 10-20 inches of snow in a 24-hour period across Somerset County.

Winter Storm in LEBANON, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 10-14 inches of snow in a 24-hour period across Lebanon County.

Winter Storm in DAUPHIN, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 10-15 inches of snow in a 24-hour period across Dauphin County.

Winter Storm in YORK, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 14-19 inches of snow in a 24-hour period across York County.

Winter Storm in FRANKLIN, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 10-18 inches of snow in a 24-hour period across Franklin County.

Winter Storm in SCHUYLKILL, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 10-14 inches of snow in a 24-hour period across Schuylkill County.

Winter Storm in MIFFLIN, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 8-10 inches of snow in a 24-hour period across Mifflin County.

Winter Storm in HUNTINGDON, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 8-10 inches of snow in a 24-hour period across Huntingdon County.

Winter Storm in BLAIR, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 8-15 inches of snow in a 24-hour period across Blair County.

Winter Storm in CAMBRIA, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 10-14 inches of snow in a 24-hour period across Cambria County.

Winter Storm in ADAMS, PENNSYLVANIA
From 20-MAR-18 09:00:00 to 21-MAR-18 19:00:00 (EST-5)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A winter storm produced 12-16 inches of snow in a 24-hour period across Adams County.