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Flat Trail, PA Weather Forecast
Flat Trail, PA Weather Forecast Date: 430 PM EST Sun Nov 15 2026
The area/counties/county of: Mifflin, including the city of Lewistown.or toggle through each period.
Tonight... Mostly cloudy. Lows in the mid 30s. West winds around 5 mph.
Monday... Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 50s. Northwest winds around 5 mph. Gusts up to 20 mph in the morning.
Monday Night... Partly cloudy. Patchy fog after midnight. Lows in the upper 20s. Northwest winds around 5 mph.
Tuesday... Patchy fog in the morning. Sunny. Highs in the upper 50s. West winds around 5 mph.
Tuesday Night... Clear. Lows in the upper 20s. West winds around 5 mph.
Wednesday... Sunny. Highs around 60.
Wednesday Night... Mostly clear. Lows around 30.
Thursday... Mostly sunny. Highs in the lower 60s.
Thursday Night... Partly cloudy in the evening, then clearing. Lows in the mid 30s.
Friday... Sunny. Highs in the lower 60s.
Friday Night... Mostly clear. Lows in the mid 30s.
Saturday... Sunny. Highs in the lower 60s.
Saturday Night... Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 30s.
POP = Probability of Precipitation
Flat Trail Radar Loop
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