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

38°F

3°C

Humidity 83%
Wind Speed Calm
Barometer 30.05 in (1018.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 10 Nov 1:53 am EST
Extended Forecast for

4 Miles NNE Williamsburg PA

  • Overnight

    Overnight: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 67. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 25 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 35. Light west wind.

    Low: 35 °F

    Clear then
    Patchy Fog

  • Veterans Day

    Veterans Day: Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 66. Calm wind.

    High: 66 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain. High near 53. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 53 °F

    Rain

  • Thursday Night

    Thursday Night: A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.

    Low: 36 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 1pm. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.

    High: 48 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. Calm wind.
Tuesday
Sunny, with a high near 67. Light and variable wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 25 mph.
Tuesday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 35. Light west wind.
Veterans Day
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 66. Calm wind.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 44. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. High near 53. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Friday
A chance of rain before 1pm. Mostly cloudy, with a high near 48. Chance of precipitation is 30%.
Friday Night
Mostly cloudy, with a low around 28.
Saturday
Mostly cloudy, with a high near 48.
Saturday Night
Mostly cloudy, with a low around 30.
Sunday
Partly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Partly sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Williamsburg PA
 40.51°N 78.17°W (Elev. 804 ft)
Last Update:
1:33 am EST Nov 10, 2026
Forecast Valid:
2am EST Nov 10, 2026-6pm EST Nov 16, 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