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

36°F

2°C

Humidity 50%
Wind Speed SW 7 mph
Barometer 29.99 in (1017.1 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 13 Jan 9:53 am EST
Extended Forecast for

4 Miles N Williamsburg PA

  • Today

    Today: Mostly cloudy, with a high near 47. South wind around 7 mph.

    High: 47 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Southwest wind around 7 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain, mainly after 1pm. High near 46. Southwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and snow likely before 1am, then a slight chance of snow. Mostly cloudy, with a low around 17. West wind 7 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A slight chance of snow showers before 1pm. Partly sunny, with a high near 24. West wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 24 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow showers after 1pm. Partly sunny, with a high near 31. Chance of precipitation is 30%.

    High: 31 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of snow showers. Partly sunny, with a high near 37. Chance of precipitation is 40%.

    High: 37 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 47. South wind around 7 mph.
Tonight
Mostly cloudy, with a low around 38. Southwest wind around 7 mph.
Wednesday
Rain, mainly after 1pm. High near 46. Southwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain and snow likely before 1am, then a slight chance of snow. Mostly cloudy, with a low around 17. West wind 7 to 15 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 24. West wind 14 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 12.
Friday
A chance of snow showers after 1pm. Partly sunny, with a high near 31. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 24.
Saturday
A chance of snow showers. Partly sunny, with a high near 37. Chance of precipitation is 40%.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 13.
M.L.King Day
Partly sunny, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Williamsburg PA
 40.52°N 78.2°W (Elev. 997 ft)
Last Update:
8:31 am EST Jan 13, 2026
Forecast Valid:
10am EST Jan 13, 2026-6pm EST Jan 19, 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