Weather WorldBlue Knob Valley, PA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Blue Knob Valley, PA Weather Forecast
Blue Knob Valley, PA Weather Forecast Date: 1200 AM EDT Tue Aug 04 2026
The area/counties/county of: Blair, including the city of Altoona.or toggle through each period.
Rest of Tonight... Mostly clear. Patchy fog. Cooler with lows in the mid 50s. North winds around 5 mph.
Tuesday... Sunny. Highs in the lower 80s. Light and variable winds, becoming southeast around 5 mph in the afternoon.
Tuesday Night... Mostly cloudy. Lows in the lower 60s. Southeast winds around 5 mph.
Wednesday... Partly sunny. A chance of showers in the afternoon. Humid with highs in the lower 80s. Southeast winds around 5 mph. Chance of rain 50%.
Wednesday Night... Mostly cloudy. A chance of showers and thunderstorms in the evening. Patchy fog after midnight. Humid with lows in the upper 60s. South winds around 5 mph. Chance of rain 50%.
Thursday... 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 lower 80s. Chance of rain 90%.
Thursday Night... Mostly cloudy. Showers with a chance of thunderstorms in the evening. Humid with lows in the upper 60s. Chance of rain 90%.
Friday... Partly sunny with a chance of showers in the morning, then mostly cloudy with showers likely with a chance of thunderstorms in the afternoon. Humid with highs in the lower 80s. Chance of rain 70%.
Friday Night... Mostly cloudy with a chance of showers and thunderstorms. Humid with lows in the mid 60s. Chance of rain 30%.
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. A chance of showers and thunderstorms in the evening. Humid with lows in the mid 60s. Chance of rain 50%.
Sunday... Partly sunny. Humid with highs in the mid 80s.
Sunday Night... Partly cloudy. Humid with lows in the upper 60s.
POP = Probability of Precipitation
Blue Knob Valley Radar Loop
Use the map search tool if you want to place a location marker on the radar map...