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Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

50°F

10°C

Humidity 68%
Wind Speed S 6 mph
Barometer 30.08 in (1019.6 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 17 Feb 11:53 am EST
Extended Forecast for

Williamsburg PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 54. Calm wind.

    High: 54 °F

    Mostly Cloudy

  • Tonight

    Tonight: A slight chance of rain after 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 40. Calm wind. Chance of precipitation is 20%.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: Rain, mainly after 7am. Patchy fog before 9am. High near 57. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Rain and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 43. West wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 55. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain, mainly after 1am. Low around 38. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Chance Rain
    then Rain

  • Friday

    Friday: Rain, mainly before 1pm. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain before 1am. Partly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 54. Calm wind.
Tonight
A slight chance of rain after 3am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 40. Calm wind. Chance of precipitation is 20%.
Wednesday
Rain, mainly after 7am. Patchy fog before 9am. High near 57. Calm wind becoming west 5 to 9 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 43. West wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 55. Light and variable wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Rain, mainly after 1am. Low around 38. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain, mainly before 1pm. High near 51. Chance of precipitation is 80%.
Friday Night
A chance of rain before 1am. Partly cloudy, with a low around 35. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 47.
Saturday Night
A chance of rain and snow before 1am, then a chance of snow. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Sunday
A chance of snow. Mostly cloudy, with a high near 38. Chance of precipitation is 50%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 24. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 34.
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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:
8:26 am EST Feb 17, 2026
Forecast Valid:
12pm EST Feb 17, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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