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.

Fair

22°F

-6°C

Humidity 60%
Wind Speed NW 12 G 24 mph
Barometer 29.97 in (1016.7 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill10°F (-12°C)
Last update 18 Jan 11:53 am EST
Extended Forecast for

4 Miles WNW Williamsburg PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 28. West wind around 6 mph.

    High: 28 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 18. Southwest wind 3 to 6 mph.

    Low: 18 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: A slight chance of snow between 9am and 1pm. Mostly cloudy, with a high near 28. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.

    High: 28 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 6. Wind chill values as low as -10. West wind 14 to 17 mph, with gusts as high as 34 mph.

    Low: 6 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 18. West wind 11 to 14 mph, with gusts as high as 29 mph.

    High: 18 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 8.

    Low: 8 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 35.

    High: 35 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow

  • Thursday

    Thursday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 28. West wind around 6 mph.
Tonight
Mostly cloudy, with a low around 18. Southwest wind 3 to 6 mph.
M.L.King Day
A slight chance of snow between 9am and 1pm. Mostly cloudy, with a high near 28. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 6. Wind chill values as low as -10. West wind 14 to 17 mph, with gusts as high as 34 mph.
Tuesday
Sunny, with a high near 18. West wind 11 to 14 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 8.
Wednesday
Partly sunny, with a high near 35.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 32.
Thursday Night
Partly cloudy, with a low around 14.
Friday
Partly sunny, with a high near 34.
Friday Night
A chance of snow. Mostly cloudy, with a low around 22. Chance of precipitation is 30%.
Saturday
A chance of snow. Mostly cloudy, with a high near 33. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsburg PA
 40.48°N 78.26°W (Elev. 902 ft)
Last Update:
8:01 am EST Jan 18, 2026
Forecast Valid:
12pm EST Jan 18, 2026-6pm EST Jan 24, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation