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

44°F

7°C

Humidity 71%
Wind Speed S 12 mph
Barometer 30.12 in (1020.4 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 9 Jan 2:53 am EST
Extended Forecast for

4 Miles N Williamsburg PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 42. South wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Friday

    Friday: Periods of rain before 4pm, then a slight chance of rain after 5pm. High near 53. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Friday Night

    Friday Night: Cloudy, with a low around 37. Southwest wind around 6 mph becoming calm after midnight.

    Low: 37 °F

    Cloudy

  • Saturday

    Saturday: Rain. Patchy fog between 8am and 10am. High near 43. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain Likely
    and Patchy
    Fog then Rain

  • Saturday Night

    Saturday Night: Rain likely before 1am, then a slight chance of showers after 1am. Mostly cloudy, with a low around 33. Calm wind becoming west 5 to 9 mph after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain Likely

  • Sunday

    Sunday: A chance of snow showers. Partly sunny, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. Breezy.

    Low: 25 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Monday Night

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

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 42. South wind around 7 mph.
Friday
Periods of rain before 4pm, then a slight chance of rain after 5pm. High near 53. South wind 6 to 8 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Cloudy, with a low around 37. Southwest wind around 6 mph becoming calm after midnight.
Saturday
Rain. Patchy fog between 8am and 10am. High near 43. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain likely before 1am, then a slight chance of showers after 1am. Mostly cloudy, with a low around 33. Calm wind becoming west 5 to 9 mph after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of snow showers. Partly sunny, with a high near 37. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 25. Breezy.
Monday
Mostly sunny, with a high near 37.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Mostly sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A chance of rain. Mostly cloudy, with a high near 44. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 25. Chance of precipitation is 30%.
Thursday
A chance of snow. Partly sunny, with a high near 34. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Williamsburg PA
 40.52°N 78.2°W (Elev. 997 ft)
Last Update:
2:06 am EST Jan 9, 2026
Forecast Valid:
3am EST Jan 9, 2026-6pm EST Jan 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation