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Griff Lake, PA 7-Day Night Weather Forecast
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Griff Lake, PA Weather Forecast
Griff Lake, PA Weather Forecast Date: 1217 AM EDT Wed Aug 19 2026
The area/counties/county of: Higher Elevations Of Westmoreland, including the cities of: Ligonier and Donegal.or toggle through each period.
Overnight... Mainly clear. Near steady temperature in the lower 60s. Southwest winds around 5 mph.
Today... Mostly sunny in the morning, then becoming partly sunny. Highs in the upper 70s. Southwest winds 5 to 10 mph.
Tonight... Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Patchy fog. Humid with lows in the lower 60s. West winds 5 to 10 mph in the evening, becoming light and variable. Chance of rain 60%.
Thursday... Patchy fog in the morning. Showers likely with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Light and variable winds, becoming northeast around 5 mph in the afternoon. Chance of rain 70%.
Thursday Night... Partly cloudy. A chance of showers in the evening. Patchy fog. Lows in the upper 50s. Northeast winds around 5 mph, becoming east after midnight. Chance of rain 30%.
Friday... Mostly sunny. Patchy fog in the morning. Highs in the upper 70s.
Friday Night... Partly cloudy. Lows around 60.
Saturday... Partly sunny. Showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 60%.
Saturday Night... Showers likely with a chance of thunderstorms. Lows in the upper 50s. Chance of rain 70%.
Sunday... Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the mid 70s. Chance of rain 70%.
Sunday Night... Partly cloudy. Showers likely with a chance of thunderstorms in the evening. Lows in the mid 50s. Chance of rain 70%.
Monday... Partly cloudy. Highs in the mid 70s.
Monday Night... Partly cloudy. Lows in the upper 50s.
POP = Probability of Precipitation
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