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Upper Lake, PA Weather Forecast
Upper Lake, PA Weather Forecast Date: 335 AM EDT Tue Sep 15 2026
The area/counties/county of: Susquehanna, including the cities of: Hallstead and Montrose.or toggle through each period.
Today... Mostly sunny. Highs in the lower 70s. South winds 5 to 10 mph.
Tonight... Mostly clear. Lows in the lower 50s. South winds 5 to 10 mph.
Wednesday... Partly sunny. Highs around 80. Southwest winds around 5 mph.
Wednesday Night... Partly cloudy. Lows around 60. South winds around 5 mph.
Thursday... Showers likely. Highs in the lower 80s. Southwest winds around 5 mph. Chance of rain 70%.
Thursday Night... Showers likely. Lows around 60. Chance of rain 70%.
Friday... Partly sunny. Highs in the mid 70s.
Friday Night... Partly cloudy. Lows in the upper 40s.
Saturday... Partly sunny. Highs in the lower 70s.
Saturday Night... Mostly cloudy with a 50% chance of showers. Lows in the mid 50s.
Sunday... Showers. Highs in the mid 70s. Chance of rain 80%.
Sunday Night... Showers likely. Lows in the lower 50s. Chance of rain 70%.
POP = Probability of Precipitation
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