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Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

A Few Clouds

38°F

3°C

Humidity 60%
Wind Speed W 10 mph
Barometer 29.98 in (1016.2 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 21 Feb 9:53 am EST
Extended Forecast for

Waterfall PA

  • Today

    Today: Mostly sunny, with a high near 49. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 49 °F

    Mostly Sunny

  • Tonight

    Tonight: Snow likely, mainly after 3am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 32 °F

    Partly Cloudy
    then Snow
    Likely

  • Sunday

    Sunday: Snow before 1pm, then snow, possibly mixed with rain between 1pm and 4pm, then snow after 4pm. High near 35. Calm wind. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow. Low around 29. Calm wind becoming northwest around 6 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 29 °F

    Snow

  • Monday

    Monday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 39. Northwest wind around 10 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 39 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.

    High: 44 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 49. Northwest wind around 5 mph becoming calm in the afternoon.
Tonight
Snow likely, mainly after 3am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
Snow before 1pm, then snow, possibly mixed with rain between 1pm and 4pm, then snow after 4pm. High near 35. Calm wind. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow. Low around 29. Calm wind becoming northwest around 6 mph after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 39. Northwest wind around 10 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Partly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 46. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 45.
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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:
7:06 am EST Feb 21, 2026
Forecast Valid:
10am EST Feb 21, 2026-6pm EST Feb 27, 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