| NWS Forecast for: Northumberland County Issued by: National Weather Service State College, PA Last Update: 900 AM EDT Wed Aug 26 2026 |  |
| Today: Patchy fog this morning. Mostly sunny. Highs in the lower 80s. Light and variable winds, becoming south around 5 mph this afternoon. Tonight: Mostly cloudy. Not as cool with lows in the mid 60s. South winds around 5 mph. Thursday: Partly sunny. Showers likely with a chance of thunderstorms in the afternoon. Some thunderstorms may be severe with damaging winds and heavy rainfall. Humid with highs in the lower 80s. South winds around 5 mph. Chance of rain 70 percent. Thursday Night: A chance of thunderstorms in the evening. Showers likely. Some thunderstorms may be severe with damaging winds and heavy rainfall in the evening. Humid with lows in the lower 60s. South winds around 5 mph in the evening, becoming light and variable. Chance of rain 70 percent. Friday: Mostly sunny. Humid with highs around 80. North winds around 5 mph. Friday Night: Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 50s. Saturday: Sunny. Highs in the upper 70s. Saturday Night: Mostly clear. Lows around 60. Sunday: Mostly sunny. Highs in the lower 80s. Sunday Night: Partly cloudy. Humid with lows in the mid 60s. Monday: Mostly sunny. Humid with highs in the mid 80s. Monday Night: Partly cloudy. Humid with lows in the upper 60s. Tuesday: Partly sunny. A chance of showers in the afternoon. Humid with highs in the mid 80s. Chance of rain 30 percent. | |
| Zone Forecast: Northumberland County | |
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