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.

Fair

34°F

1°C

Humidity 50%
Wind Speed SW 7 mph
Barometer 30.40 in (1031.2 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 24 Mar 11:53 am EDT
Extended Forecast for

Waterfall PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 50. Calm wind.

    High: 50 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 58. Calm wind becoming south around 5 mph in the afternoon.

    High: 58 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 44. Calm wind.

    Low: 44 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 72 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Low around 45. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 55. Chance of precipitation is 80%.

    High: 55 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 50. Calm wind.
Tonight
Partly cloudy, with a low around 32. Calm wind.
Wednesday
Mostly cloudy, with a high near 58. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 44. Calm wind.
Thursday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 72. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Showers likely before 11pm, then showers likely and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Low around 45. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers, mainly before 8am. High near 55. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterfall PA
 40.13°N 78.06°W (Elev. 942 ft)
Last Update:
12:36 pm EDT Mar 24, 2026
Forecast Valid:
12pm EDT Mar 24, 2026-6pm EDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation