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Castanea, PA Weather Forecast
Castanea, PA Weather Forecast Date: 300 AM EDT Tue Sep 15 2026
The area/counties/county of: Southern Clinton, including the city of Lock Haven.or toggle through each period.
Rest of Tonight... Mostly clear. Patchy fog. Cooler with lows in the mid 40s. Light and variable winds.
Tuesday... Patchy fog in the morning. Sunny. Highs in the lower 70s. Southeast winds around 5 mph.
Tuesday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. South winds around 5 mph.
Wednesday... Mostly sunny. Patchy fog in the morning. Highs in the lower 80s. Light and variable winds, becoming south around 5 mph in the afternoon.
Wednesday Night... Mostly cloudy. Not as cool with lows in the lower 60s. Light and variable winds.
Thursday... Partly sunny in the morning, then mostly cloudy with showers likely in the afternoon. Humid. Very warm with highs in the mid 80s. Chance of rain 70%.
Thursday Night... Mostly cloudy. Showers likely, mainly in the evening. Humid with lows in the mid 60s. Chance of rain 70%.
Friday... Mostly sunny. Highs in the upper 70s.
Friday Night... Partly cloudy. Cooler with lows in the lower 50s.
Saturday... Partly sunny. Highs in the lower 70s.
Saturday Night... Mostly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 50%.
Sunday... Mostly cloudy. A chance of showers in the morning, then showers likely in the afternoon. Humid with highs in the upper 70s. Chance of rain 70%.
Sunday Night... Showers likely. Lows in the upper 50s. Chance of rain 70%.
POP = Probability of Precipitation
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