| NWS Forecast for: Mercer County Issued by: National Weather Service Philadelphia, PA Last Update: 518 AM EST Thu Mar 5 2026 |  |
| Today: Rain. Patchy fog this morning. Widespread fog this afternoon. Highs in the mid 40s. Northeast winds 5 to 10 mph. Chance of rain near 100 percent. Tonight: Rain. Widespread fog. Lows in the upper 30s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent. Friday: Areas of fog in the morning. Cloudy. Highs in the mid 40s. Northeast winds 5 to 10 mph. Friday Night: Cloudy. A chance of showers after midnight. Patchy fog after midnight. Near steady temperature in the upper 30s. East winds around 5 mph. Chance of rain 40 percent. Saturday: Patchy fog in the morning. Cloudy. Not as cool with highs in the upper 50s. South winds around 5 mph. Saturday Night: Showers likely. Not as cool. Near steady temperature in the lower 50s. Chance of rain 70 percent. Sunday: Mostly cloudy in the morning, then becoming mostly sunny. Highs in the mid 60s. Sunday Night: Partly cloudy. Lows in the lower 40s. Monday: Sunny. Highs in the mid 60s. Monday Night: Partly cloudy. Lows in the upper 40s. Tuesday: Mostly sunny. Highs in the lower 70s. Tuesday Night: Partly cloudy. Lows in the lower 50s. Wednesday: Partly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent. | |
| Zone Forecast: Mercer County | |
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