Regional Weather Summary
Issued by NWS State College, PA
Issued by NWS State College, PA
633 AWUS81 KCTP 102312 RWSCTP PAZ004>006-010>012-017>019-024>028-033>037-041-042-045-046- 049>053-056>059-063>066-111315- Regional Weather Summary National Weather Service State College PA 612 PM EST Mon Nov 10 2025 A deep upper level trough associated with very cold air aloft will push east across Pennsylvania tonight. In its wake, the northwest flow will become well-aligned through an extensive vertical layer late tonight and much of Tuesday, creating heavy lake effect snow in excess of 8 inches across Warren county. Multiple, slowly meandering snow bands will bring a few to several inches of snow accumulation further inland across the Northwest Mountains and ridge tops of the Laurel Highlands to the west of route 219. The cold air crossing the relatively warm waters of the Great Lakes will push moisture well inland, leading to flurries and scattered snow showers across the Central Ridge and Valley Region of the state with light snow accumulations of a coating to one- half inch possible as far southeast as the Interstate 99 and Route 220 corridors. Partly cloudy skies with just some scattered flurries will occur across the Susquehanna Valley. Lows at sunrise Tuesday morning will range from the upper teens and low 20s across the Allegheny Plateau to around 30 degrees in the city of Philadelphia, with wind chills ranging from the single digits across the Allegheny Plateau to the low 20s in the immediate Philadelphia area. Temperatures will remain chilly into Tuesday afternoon, with highs only recovering to the 30s to mid 40s statewide. Wind gusts will increase to the 30 to 40 mph range for the daylight hours Tuesday. Tuesday will be the coldest day of the week, with temperatures gradually moderating for the second half of the week. $$