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Riverside, PA Weather Forecast
Riverside, PA Weather Forecast Date: 130 PM EDT Fri Sep 25 2026
The area/counties/county of: Northumberland, including the cities of: Sunbury and Shamokin.or toggle through each period.
This Afternoon... Mostly sunny. Highs in the lower 70s. North winds 5 to 10 mph with gusts up to 25 mph.
Tonight... Partly cloudy in the evening, then clearing. Not as cool with lows in the lower 50s. North winds 5 to 10 mph with gusts up to 25 mph.
Saturday... Mostly sunny in the morning, then cloudy with a chance of rain in the afternoon. Highs in the upper 60s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 40%.
Saturday Night... Mostly cloudy. A chance of rain in the evening, then rain likely after midnight. Lows in the mid 50s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of rain 70%.
Sunday... Rain. Highs in the lower 60s. North winds 10 to 15 mph with gusts up to 30 mph. Chance of rain near 100%.
Sunday Night... Rain, mainly in the evening. Lows in the upper 50s. Chance of rain near 100%.
Monday... Mostly cloudy. A chance of rain in the morning. Highs in the upper 60s. Chance of rain 50%.
Monday Night... Mostly cloudy. Lows in the mid 50s.
Tuesday... Partly sunny. Highs in the lower 70s.
Tuesday Night... Partly cloudy. Lows in the lower 50s.
Wednesday... Mostly sunny. Highs in the lower 70s.
Wednesday Night... Mostly cloudy. Lows in the mid 50s.
POP = Probability of Precipitation
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