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

57°F

14°C

Humidity 30%
Wind Speed S 13 G 24 mph
Barometer 30.07 in (1018.8 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 25 Mar 5:53 pm EDT
Extended Forecast for

Williamsburg PA

  • Tonight

    Tonight: Partly cloudy, with a low around 45. South wind 5 to 7 mph.

    Low: 45 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, mainly before 3pm. Partly sunny, with a high near 72. Southwest wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 47. Southwest wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 47 °F

    Showers
    Likely then
    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 54. North wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Showers then
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. Northwest wind around 6 mph.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 44.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 45. South wind 5 to 7 mph.
Thursday
A chance of showers, mainly before 3pm. Partly sunny, with a high near 72. Southwest wind 5 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then showers after 2am. Low around 47. Southwest wind around 7 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers, mainly before 8am. High near 54. North wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 26. Northwest wind around 6 mph.
Saturday
Sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 55.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 61.
Monday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 64. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 50. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg PA
 40.48°N 78.23°W (Elev. 942 ft)
Last Update:
2:21 pm EDT Mar 25, 2026
Forecast Valid:
6pm EDT Mar 25, 2026-6pm EDT Apr 1, 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