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

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

25°F

-4°C

Humidity 69%
Wind Speed Calm
Barometer 29.94 in (1015.4 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 27 Feb 2:53 am EST
Extended Forecast for

Waterfall PA

  • Overnight

    Overnight: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. Calm wind.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 60. Light and variable wind.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain and snow after 1am. Partly cloudy, with a low around 33. Calm wind. Chance of precipitation is 20%.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: A slight chance of snow showers before 1pm. Partly sunny, with a high near 43. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Snow Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.

    High: 33 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 26. Calm wind.
Friday
Sunny, with a high near 54. Calm wind.
Friday Night
Mostly clear, with a low around 33. Calm wind.
Saturday
Sunny, with a high near 60. Light and variable wind.
Saturday Night
A slight chance of rain and snow after 1am. Partly cloudy, with a low around 33. Calm wind. Chance of precipitation is 20%.
Sunday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 43. Chance of precipitation is 20%.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
A chance of rain showers, snow showers, and freezing rain before 1pm, then a chance of rain or freezing rain. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Tuesday Night
Rain or freezing rain likely. Cloudy, with a low around 30. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 61. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waterfall PA
 40.13°N 78.06°W (Elev. 942 ft)
Last Update:
2:21 am EST Feb 27, 2026
Forecast Valid:
3am EST Feb 27, 2026-6pm EST Mar 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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