| NWS Forecast for: Northumberland County Issued by: National Weather Service State College, PA Last Update: 730 AM EDT Wed May 27 2026 | |
| Today: Mostly cloudy. Isolated showers and thunderstorms this afternoon. Highs in the lower 80s. West winds 5 to 10 mph. Chance of rain 20 percent. Tonight: Mostly cloudy with a slight chance of showers in the evening, then partly cloudy after midnight. Lows in the upper 50s. Northwest winds around 5 mph. Chance of rain 20 percent. Thursday: Mostly sunny. Highs in the lower 70s. North winds 10 to 15 mph with gusts up to 25 mph. Thursday Night: Mostly clear. Lows around 50. North winds 10 to 15 mph with gusts up to 25 mph, becoming northwest around 5 mph after midnight. Friday: Sunny. Highs in the mid 70s. West winds 5 to 10 mph. Friday Night: Mostly clear. Lows in the lower 50s. Saturday: Sunny. Highs in the lower 70s. Saturday Night: Mostly clear. Lows in the mid 40s. Sunday: Sunny. Highs in the lower 70s. Sunday Night: Partly cloudy. Lows around 50. Monday: Mostly sunny. Highs around 70. Monday Night: Partly cloudy. Lows in the upper 40s. Tuesday: Mostly sunny. Highs in the lower 70s. | |
| Zone Forecast: Northumberland County | |
Visit your local NWS office at: https://www.weather.gov/ctp/ |