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

44°F

7°C

Humidity 60%
Wind Speed Calm
Barometer 29.95 in (1014.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 14 Nov 9:53 pm EST
Extended Forecast for

4 Miles N Williamsburg PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain likely, mainly after 4pm. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 62 °F

    Patchy Fog
    then Rain
    Likely

  • Saturday Night

    Saturday Night: Rain, mainly between 7pm and 1am. Low around 42. West wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Sunday

    Sunday: A slight chance of showers before 1pm. Mostly sunny, with a high near 46. Breezy, with a west wind 16 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 31. West wind around 16 mph, with gusts as high as 32 mph.

    Low: 31 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.

    High: 45 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 36. Calm wind.
Saturday
Rain likely, mainly after 4pm. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain, mainly between 7pm and 1am. Low around 42. West wind 11 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of showers before 1pm. Mostly sunny, with a high near 46. Breezy, with a west wind 16 to 20 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 31. West wind around 16 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 43.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A chance of rain after 1pm. Partly sunny, with a high near 45. Chance of precipitation is 30%.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 48.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
A chance of rain. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 40%.
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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:
7:05 pm EST Nov 14, 2025
Forecast Valid:
10pm EST Nov 14, 2025-6pm EST Nov 21, 2025
 
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