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 with Haze

33°F

1°C

Humidity 82%
Wind Speed NW 18 G 29 mph
Barometer 29.91 in (1013.3 mb)
Dewpoint 28°F (-2°C)
Visibility 6.00 mi
Wind Chill22°F (-6°C)
Last update 12 Mar 7:53 am EDT
Extended Forecast for

Waterfall PA

  • Today

    Today: A chance of snow showers, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 42. Northwest wind 10 to 14 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 28. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 22 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers after 2pm. Partly sunny, with a high near 56. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 39 mph. Chance of precipitation is 20%.

    High: 56 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 32. West wind 8 to 13 mph, with gusts as high as 40 mph.

    Low: 32 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 51. West wind around 6 mph, with gusts as high as 23 mph.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain and snow showers after 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 57.

    High: 57 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Showers likely after 2am. Cloudy, with a low around 46. Chance of precipitation is 60%.

    Low: 46 °F

    Mostly Cloudy
    then Showers
    Likely

  • Monday

    Monday: Showers. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

Detailed Forecast

Today
A chance of snow showers, mainly before 11am. Cloudy, then gradually becoming mostly sunny, with a high near 42. Northwest wind 10 to 14 mph, with gusts as high as 40 mph. Chance of precipitation is 30%.
Tonight
Mostly clear, with a low around 28. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Friday
A slight chance of showers after 2pm. Partly sunny, with a high near 56. Light south wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 32. West wind 8 to 13 mph, with gusts as high as 40 mph.
Saturday
Mostly sunny, with a high near 51. West wind around 6 mph, with gusts as high as 23 mph.
Saturday Night
A slight chance of rain and snow showers after 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 20%.
Sunday
Mostly cloudy, with a high near 57.
Sunday Night
Showers likely after 2am. Cloudy, with a low around 46. Chance of precipitation is 60%.
Monday
Showers. High near 63. Chance of precipitation is 80%.
Monday Night
Showers likely before 8pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%.
Tuesday
Mostly cloudy, with a high near 34.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Mostly sunny, with a high near 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:
8:06 am EDT Mar 12, 2026
Forecast Valid:
8am EDT Mar 12, 2026-6pm EDT Mar 18, 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