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Merrian, PA Weather Forecast
Merrian, PA Weather Forecast Date: 300 AM EDT Thu Sep 10 2026
The area/counties/county of: Northumberland, including the cities of: Sunbury and Shamokin.or toggle through each period.
Rest of Tonight... Cloudy with a 50% chance of showers. Patchy fog. Not as cool. Near steady temperature in the lower 70s. Southwest winds around 5 mph.
Thursday... Mostly cloudy in the morning, then becoming mostly sunny. Patchy fog in the morning. Very warm. Humid with highs in the lower 80s. West winds 5 to 10 mph.
Thursday Night... Mostly cloudy. Lows in the lower 60s. Northwest winds around 5 mph.
Friday... Mostly sunny. Highs in the mid 70s. North winds around 5 mph.
Friday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 50s. Light and variable winds.
Saturday... Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 50%.
Saturday Night... A chance of thunderstorms. Showers . Not as cool with lows in the mid 60s. Chance of rain 80%.
Sunday... Mostly cloudy with showers likely in the morning, then mostly sunny in the afternoon. Humid with highs in the lower 80s. Chance of rain 70%.
Sunday Night... Partly cloudy. Lows around 60.
Monday... Mostly sunny. Highs in the upper 70s.
Monday Night... Partly cloudy. Lows around 60.
Tuesday... Mostly sunny. Very warm with highs in the lower 80s.
Tuesday Night... Partly cloudy. Humid with lows in the mid 60s.
POP = Probability of Precipitation
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