| NWS Forecast for: Mercer County Issued by: National Weather Service Pittsburgh, PA Last Update: 102 AM EDT Mon Aug 18 2025 | |
| Overnight: Partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph. Today: Mostly sunny. Highs around 80. Northeast winds 5 to 10 mph. Tonight: Mainly clear. Lows in the upper 50s. Northeast winds around 5 mph, becoming southeast after midnight. Tuesday: Mostly sunny. Highs in the mid 80s. Southeast winds around 5 mph. Tuesday Night: Mostly cloudy with a chance of showers. Lows in the mid 60s. Southeast winds around 5 mph. Chance of rain 40 percent. Wednesday: Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. A chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. Wednesday Night: Partly cloudy. A chance of showers and thunderstorms in the evening. Lows in the mid 60s. Chance of rain 40 percent. Thursday: Partly sunny in the morning, then clearing. Highs in the lower 80s. Thursday Night: Clear. Lows in the upper 50s. Friday: Sunny. Highs in the mid 80s. Friday Night: Mainly clear. Lows in the lower 60s. Saturday: Partly cloudy. Highs in the mid 80s. Saturday Night: Partly cloudy. Lows around 60. Sunday: Mostly sunny. A chance of. Highs in the upper 70s. | |
| Zone Forecast: Mercer County | |
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