National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

47°F

8°C

Humidity 63%
Wind Speed SE 15 G 31 mph
Barometer 29.99 in (1016.4 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 15 Mar 7:53 pm EDT
Extended Forecast for

Waterfall PA

  • Tonight

    Tonight: Showers, mainly before 5am. Low around 49. Southeast wind 7 to 9 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. Some of the storms could be severe. High near 69. South wind 8 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Severe
    Thunderstorms

  • Monday Night

    Monday Night: Rain and snow showers likely, becoming all snow after 11pm, then gradually ending. Cloudy, then gradually becoming partly cloudy, with a low around 22. West wind around 9 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 32 mph.

    High: 33 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers, mainly before 5am. Low around 49. Southeast wind 7 to 9 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers and possibly a thunderstorm. Some of the storms could be severe. High near 69. South wind 8 to 11 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Rain and snow showers likely, becoming all snow after 11pm, then gradually ending. Cloudy, then gradually becoming partly cloudy, with a low around 22. West wind around 9 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 18. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Wednesday
Partly sunny, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 47.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Partly sunny, with a high near 57.
Friday Night
A chance of showers. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 59.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterfall PA
 40.13°N 78.06°W (Elev. 942 ft)
Last Update:
8:06 pm EDT Mar 15, 2026
Forecast Valid:
8pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation