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Main School, PA Weather Forecast
Main School, PA Weather Forecast Date: 900 PM EDT Wed Aug 19 2026
The area/counties/county of: Blair, including the city of Altoona.or toggle through each period.
Tonight... Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. West winds 5 to 10 mph. Chance of rain 30%.
Thursday... A chance of thunderstorms. Showers. Highs in the lower 70s. East winds around 5 mph, becoming north in the afternoon. Chance of rain near 100%.
Thursday Night... Mostly cloudy in the evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 50s. North winds around 5 mph.
Friday... Mostly sunny. Patchy fog in the morning. A chance of showers in the afternoon. Highs in the upper 70s. East winds around 5 mph. Chance of rain 30%.
Friday Night... Mostly cloudy. A chance of showers after midnight. Patchy fog after midnight. Lows around 60. Southeast winds around 5 mph. Chance of rain 30%.
Saturday... Patchy fog in the morning. Partly sunny with a chance of showers in the morning, then mostly cloudy with showers with a chance of thunderstorms in the afternoon. Humid with highs in the upper 70s. Chance of rain 80%.
Saturday Night... Mostly cloudy with showers with a chance of thunderstorms in the evening, then partly cloudy with a chance of showers after midnight. Lows around 60. Chance of rain 80%.
Sunday... Mostly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 40%.
Sunday Night... Partly cloudy with a chance of showers in the evening, then mostly clear after midnight. Lows in the mid 50s. Chance of rain 40%.
Monday... Sunny. Highs in the mid 70s.
Monday Night... Mostly clear. Lows in the mid 50s.
Tuesday... Mostly sunny. Highs in the upper 70s.
Tuesday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 50s.
POP = Probability of Precipitation
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