| NWS Forecast for: Mercer County Issued by: National Weather Service Philadelphia, PA Last Update: 400 PM EDT Thu Mar 19 2026 | |
| Tonight: Partly cloudy. Cold with lows in the lower 30s. Southwest winds around 5 mph. Friday: Sunny in the morning, then becoming partly sunny. Not as cool with highs in the lower 60s. Southwest winds around 5 mph, increasing to south 10 to 15 mph with gusts up to 30 mph in the afternoon. Friday Night: Showers likely. Not as cool with lows in the mid 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph, diminishing to around 5 mph after midnight. Chance of rain 70 percent. Saturday: Sunny. Highs in the mid 60s. Northwest winds 5 to 10 mph. Saturday Night: Mostly cloudy. Lows in the lower 40s. West winds around 5 mph, becoming south after midnight. Sunday: Partly sunny. Highs in the upper 60s. Sunday Night: Mostly cloudy. A chance of showers in the evening, then showers likely after midnight. Lows in the mid 40s. Chance of rain 60 percent. Monday: Mostly sunny. Showers likely in the morning. Highs in the upper 50s. Chance of rain 60 percent. Monday Night: Mostly clear. Much colder with lows in the upper 20s. Tuesday: Sunny, cooler with highs in the upper 40s. Tuesday Night: Mostly cloudy. Cold with lows in the lower 30s. Wednesday: Mostly cloudy. Highs in the lower 50s. Wednesday Night: Mostly cloudy. Lows in the lower 30s. Thursday: Partly sunny. Highs in the mid 50s. | |
| Zone Forecast: Mercer County | |
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