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

56°F

13°C

Humidity 81%
Wind Speed Calm
Barometer 30.15 in (1020.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 14 Oct 6:53 pm EDT
Extended Forecast for

4 Miles WNW Williamsburg PA

  • Tonight

    Tonight: Mostly clear, with a low around 46. Northwest wind 3 to 8 mph. Winds could gust as high as 21 mph.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 36. Northwest wind 3 to 6 mph.

    Low: 36 °F

    Clear

  • Thursday

    Thursday: Areas of frost before 8am. Otherwise, sunny, with a high near 62. Northwest wind 5 to 9 mph.

    High: 62 °F

    Areas Frost
    then Sunny

  • Thursday Night

    Thursday Night: Areas of frost after 3am. Otherwise, clear, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Clear then
    Areas Frost

  • Friday

    Friday: Widespread frost before 8am. Otherwise, sunny, with a high near 65.

    High: 65 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.

    Low: 50 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Northwest wind 3 to 8 mph. Winds could gust as high as 21 mph.
Wednesday
Mostly sunny, with a high near 67. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Clear, with a low around 36. Northwest wind 3 to 6 mph.
Thursday
Areas of frost before 8am. Otherwise, sunny, with a high near 62. Northwest wind 5 to 9 mph.
Thursday Night
Areas of frost after 3am. Otherwise, clear, with a low around 32. Northwest wind around 5 mph becoming calm in the evening.
Friday
Widespread frost before 8am. Otherwise, sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 50. Chance of precipitation is 30%.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Sunday Night
Showers likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 65.
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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:
6:26 pm EDT Oct 14, 2025
Forecast Valid:
7pm EDT Oct 14, 2025-6pm EDT Oct 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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