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

56°F

13°C

Humidity 93%
Wind Speed NW 3 mph
Barometer 29.92 in (1013.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 12 Oct 6:53 am EDT
Extended Forecast for

4 Miles WNW Williamsburg PA

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 72. Northwest wind 5 to 8 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light south wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65. West wind around 8 mph, with gusts as high as 23 mph.

    Low: 65 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers, mainly after 2pm. Partly sunny, with a high near 79. West wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 8am. Partly sunny, with a high near 69. Chance of precipitation is 40%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.

    High: 71 °F

    Showers
    Likely

Detailed Forecast

Columbus Day
Partly sunny, with a high near 72. Northwest wind 5 to 8 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 56. Calm wind.
Tuesday
Sunny, with a high near 83. Light south wind becoming southwest 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 65. West wind around 8 mph, with gusts as high as 23 mph.
Wednesday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 79. West wind 5 to 8 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 30%.
Thursday
A chance of showers after 8am. Partly sunny, with a high near 69. Chance of precipitation is 40%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 52.
Saturday Night
Widespread frost. Otherwise, mostly clear, with a low around 32.
Sunday
Widespread frost. Otherwise, sunny, with a high near 59.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsburg PA
 40.48°N 78.26°W (Elev. 902 ft)
Last Update:
2:21 am EDT Oct 12, 2026
Forecast Valid:
7am EDT Oct 12, 2026-6pm EDT Oct 18, 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