National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Partly Cloudy

70°F

21°C

Humidity 44%
Wind Speed SW 16 mph
Barometer 29.91 in (1012.4 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 26 Mar 11:53 am EDT
Extended Forecast for

Williamsburg PA

  • This Afternoon

    This Afternoon: A slight chance of rain, with thunderstorms also possible after 3pm. Partly sunny, with a high near 75. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Rain and thunderstorms. Low around 45. Southwest wind 6 to 8 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 45 °F

    Rain

  • Friday

    Friday: Rain likely, mainly before 7am. Mostly cloudy, with a high near 52. North wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 27. Northwest wind 5 to 7 mph.

    Low: 27 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 43. Northwest wind around 10 mph, with gusts as high as 21 mph.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: A chance of rain after 2pm. Partly sunny, with a high near 64. Chance of precipitation is 30%.

    High: 64 °F

    Partly Sunny
    then Chance
    Rain

Detailed Forecast

This Afternoon
A slight chance of rain, with thunderstorms also possible after 3pm. Partly sunny, with a high near 75. Southwest wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Tonight
Rain and thunderstorms. Low around 45. Southwest wind 6 to 8 mph becoming north after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday
Rain likely, mainly before 7am. Mostly cloudy, with a high near 52. North wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 27. Northwest wind 5 to 7 mph.
Saturday
Sunny, with a high near 43. Northwest wind around 10 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 39.
Monday
A chance of rain after 2pm. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Monday Night
A chance of rain. Mostly cloudy, with a low around 49. Chance of precipitation is 50%.
Tuesday
A chance of rain. Mostly cloudy, with a high near 66. Chance of precipitation is 50%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 52. Chance of precipitation is 60%.
Wednesday
Rain likely. Partly sunny, with a high near 73. Chance of precipitation is 60%.
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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:
9:21 am EDT Mar 26, 2026
Forecast Valid:
12pm EDT Mar 26, 2026-6pm EDT Apr 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation