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

35°F

2°C

Humidity 64%
Wind Speed Calm
Barometer 30.29 in (1027.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 25 Mar 2:53 am EDT
Extended Forecast for

Waterfall PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 58. Calm wind becoming south around 6 mph in the afternoon.

    High: 58 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. Light south wind.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 73. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    High: 73 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely before 11pm, then rain likely and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 45. Southwest wind 3 to 5 mph. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 45 °F

    Rain

  • Friday

    Friday: Rain, mainly before 8am. High near 53. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain then
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 47.

    High: 47 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. Calm wind.
Wednesday
Partly sunny, with a high near 58. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 43. Light south wind.
Thursday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 73. Calm wind becoming southwest 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Thursday Night
Rain likely before 11pm, then rain likely and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 45. Southwest wind 3 to 5 mph. Winds could gust as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 8am. High near 53. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Sunny, with a high near 47.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Partly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
A chance of rain. Partly sunny, with a high near 69. Chance of precipitation is 30%.
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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:
2:41 am EDT Mar 25, 2026
Forecast Valid:
3am EDT Mar 25, 2026-6pm EDT Mar 31, 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