Winter Storm — Mercer, Pennsylvania

2024-12-04 to 2024-12-06 · Mercer, Pennsylvania

Event narrative

Emergency manager reported 8 inches of snow in Jamestown, PA.

Wider weather episode

A deep trough digging across the Upper Midwest and into the Great Lakes region associated with a strong surface low crossing Ontario resulted in widespread, synoptic snowfall across the region. Snow ratios rapidly increased, yielding a transition from wet, heavier snow to lighter powder. The highest reported amounts were in northwestern PA, where between 6 and 12 inches fell along and north of Interstate 80.

Source: NOAA Storm Events Database, event_id 1222674. Narrative written by the NWS forecast office that issued the report.