Weather WorldMountain Grove School, PA 7-Day Night Weather Forecast
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Mountain Grove School, PA Weather Forecast
Mountain Grove School, PA Weather Forecast Date: 1030 PM EDT Mon Aug 03 2026
The area/counties/county of: Southern Lycoming, including the city of Williamsport.or toggle through each period.
Overnight... Mostly clear. Patchy fog. Cooler with lows in the upper 50s. Northwest winds around 5 mph.
Tuesday... Sunny. Highs in the lower 80s. Light and variable winds, becoming south around 5 mph in the afternoon.
Tuesday Night... Mostly cloudy. Lows in the lower 60s. Southeast winds around 5 mph in the evening, becoming light and variable.
Wednesday... Partly sunny. Humid with highs in the lower 80s. Southeast winds around 5 mph.
Wednesday Night... Mostly cloudy with a chance of showers. Patchy fog after midnight. Humid with lows in the upper 60s. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 40%.
Thursday... Partly sunny in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 90%.
Thursday Night... Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Humid with lows in the upper 60s. Chance of rain 90%.
Friday... Partly sunny in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the mid 80s. Chance of rain 70%.
Friday Night... Mostly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers after midnight. Humid with lows in the upper 60s. Chance of rain 70%.
Saturday... Partly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 80s. Chance of rain 50%.
Saturday Night... Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows in the mid 60s. Chance of rain 50%.
Sunday... Mostly sunny. Humid with highs in the mid 80s.
Sunday Night... Partly cloudy. Humid with lows in the upper 60s.
POP = Probability of Precipitation
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