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

72°F

22°C

Humidity 64%
Wind Speed SW 9 mph
Barometer 29.95 in (1013.1 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 13 Oct 11:53 pm EDT
Extended Forecast for

4 Miles WNW Williamsburg PA

  • Overnight

    Overnight: Clear, with a low around 66. West wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 66 °F

    Clear

  • Wednesday

    Wednesday: A chance of showers, mainly between 9am and 1pm. Increasing clouds, with a high near 80. West wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 53. Light northwest wind.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Increasing clouds, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 68 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Showers, mainly after 8pm. Low around 57. Southeast wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Showers

  • Friday

    Friday: Showers, mainly before 2pm. High near 73. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Showers

  • Friday Night

    Friday Night: A chance of showers before 2am. Mostly cloudy, with a low around 38. Breezy. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 51. Breezy.

    High: 51 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear
    then Frost

Detailed Forecast

Overnight
Clear, with a low around 66. West wind 7 to 9 mph, with gusts as high as 21 mph.
Wednesday
A chance of showers, mainly between 9am and 1pm. Increasing clouds, with a high near 80. West wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 53. Light northwest wind.
Thursday
A chance of showers after 2pm. Increasing clouds, with a high near 68. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Showers, mainly after 8pm. Low around 57. Southeast wind 5 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, mainly before 2pm. High near 73. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers before 2am. Mostly cloudy, with a low around 38. Breezy. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 51. Breezy.
Saturday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 32.
Sunday
Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 62.
Sunday Night
Mostly clear, with a low around 38.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsburg PA
 40.48°N 78.29°W (Elev. 988 ft)
Last Update:
10:26 pm EDT Oct 13, 2026
Forecast Valid:
12am EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
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