| NWS Forecast for: Northumberland County Issued by: National Weather Service State College, PA Last Update: 900 AM EDT Tue Aug 25 2026 | |
| Today: Partly sunny. Highs in the mid 70s. West winds around 5 mph. Tonight: Partly cloudy. Patchy fog after midnight. Lows in the mid 50s. Northwest winds around 5 mph in the evening, becoming light and variable. Wednesday: Patchy fog in the morning. Mostly sunny. Highs in the upper 70s. Light and variable winds, becoming south around 5 mph in the afternoon. Wednesday Night: Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 60s. Southeast winds around 5 mph. Gusts up to 20 mph after midnight. Chance of rain 40 percent. Thursday: Partly sunny in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Some thunderstorms may produce gusty winds in the afternoon. Humid with highs in the lower 80s. South winds around 5 mph. Chance of rain 70 percent. Thursday Night: Showers likely with a chance of thunderstorms in the evening, then showers likely after midnight. Some thunderstorms may produce gusty winds in the evening. Humid with lows in the lower 60s. Chance of rain 70 percent. Friday: Partly sunny. Humid with highs around 80. Friday Night: Partly cloudy in the evening, then clearing. Lows in the upper 50s. Saturday: Mostly sunny. Highs in the upper 70s. Saturday Night: Mostly clear. Lows in the upper 50s. Sunday: Mostly sunny. Highs in the lower 80s. Sunday Night: Partly cloudy. Lows in the lower 60s. Monday: Partly sunny. Humid with highs in the mid 80s. | |
| Zone Forecast: Northumberland County | |
Visit your local NWS office at: https://www.weather.gov/ctp/ |