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.

A Few Clouds

26°F

-3°C

Humidity 71%
Wind Speed W 3 mph
Barometer 29.77 in (1010.1 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Last update 9 Dec 11:53 pm EST
Extended Forecast for

4 Miles WNW Williamsburg PA

  • Overnight

    Overnight: A slight chance of snow after 4am. Mostly cloudy, with a low around 24. South wind around 6 mph. Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Snow

  • Wednesday

    Wednesday: Rain and snow, becoming all rain after 2pm. High near 43. Southwest wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Rain/Snow
    then Rain

  • Wednesday Night

    Wednesday Night: A chance of rain and snow showers before 11pm, then a slight chance of snow showers between 11pm and 3am. Mostly cloudy, with a low around 22. West wind 10 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 22 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: A slight chance of snow showers. Partly sunny, with a high near 30. West wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 30 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. West wind 9 to 16 mph, with gusts as high as 33 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

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

    High: 33 °F

    Chance Snow
    Showers

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.

    Low: 21 °F

    Chance Snow

Detailed Forecast

Overnight
A slight chance of snow after 4am. Mostly cloudy, with a low around 24. South wind around 6 mph. Chance of precipitation is 20%.
Wednesday
Rain and snow, becoming all rain after 2pm. High near 43. Southwest wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of rain and snow showers before 11pm, then a slight chance of snow showers between 11pm and 3am. Mostly cloudy, with a low around 22. West wind 10 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of snow showers. Partly sunny, with a high near 30. West wind 16 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 21. West wind 9 to 16 mph, with gusts as high as 33 mph.
Friday
A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
Friday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 50%.
Saturday
Mostly cloudy, with a high near 36.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 21. Chance of precipitation is 50%.
Sunday
A chance of snow before 1pm. Partly sunny, with a high near 28. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Partly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsburg PA
 40.48°N 78.29°W (Elev. 988 ft)
Last Update:
12:36 am EST Dec 10, 2025
Forecast Valid:
12am EST Dec 10, 2025-6pm EST Dec 16, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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