Expires:202512211100;;947431 FPUS51 KPBZ 210301 ZFPPBZ Zone Forecast Product National Weather Service Pittsburgh PA 1000 PM EST Sat Dec 20 2025 PAZ007-211100- Mercer- Including the cities of Sharon, Hermitage, and Grove City 1000 PM EST Sat Dec 20 2025 .REST OF TONIGHT...Mostly cloudy. Scattered flurries with a chance of sprinkles late this evening. Lows in the lower 20s. West winds 10 to 15 mph with gusts up to 25 mph. .SUNDAY...Mostly cloudy with scattered snow showers in the morning, then partly sunny in the afternoon. Highs in the upper 20s. Temperatures falling into the mid 20s in the afternoon. West winds 10 to 15 mph with gusts up to 25 mph. Chance of snow 20 percent. .SUNDAY NIGHT...Mainly clear. Cold with lows around 13. West winds 5 to 10 mph, becoming southwest after midnight. .MONDAY...Partly cloudy in the morning, then becoming cloudy. Highs in the mid 30s. South winds around 5 mph. .MONDAY NIGHT...Cloudy. A chance of snow in the evening, then rain after midnight. Little or no snow accumulation. Not as cold with lows in the upper 20s. Temperatures rising into the mid 30s after midnight. South winds 5 to 10 mph. Chance of precipitation 80 percent. .TUESDAY...Cloudy. A chance of rain in the morning. Highs in the mid 40s. Chance of rain 50 percent. .TUESDAY NIGHT...Mostly cloudy. Lows in the mid 20s. .WEDNESDAY...Mostly cloudy. Highs in the upper 30s. .WEDNESDAY NIGHT...Considerable cloudiness. A chance of rain in the evening, then rain likely after midnight. Lows in the lower 30s. Temperatures rising into the upper 30s after midnight. Chance of rain 70 percent. .CHRISTMAS DAY...Rain likely, mainly in the morning. Mild. Highs in the lower 50s. Chance of rain 70 percent. .THURSDAY NIGHT...Rain likely. Mild. Near steady temperature in the upper 40s. Chance of rain 70 percent. .FRIDAY...Considerable cloudiness with a 50 percent chance of rain. Mild. Highs in the lower 50s. Temperatures falling into the mid 40s in the afternoon. .FRIDAY NIGHT...Considerable cloudiness with a 40 percent chance of rain. Lows in the lower 30s. .SATURDAY...Mostly cloudy with a 50 percent chance of rain. Highs in the mid 40s. $$