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

42°F

6°C

Humidity 58%
Wind Speed SW 10 mph
Barometer 29.99 in (1016.3 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 9 Mar 2:53 am EDT
Extended Forecast for

4 Miles W Williamsburg PA

  • Overnight

    Overnight: Clear, with a low around 41. Calm wind.

    Low: 41 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 69. Southwest wind 3 to 8 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 47. Calm wind.

    Low: 47 °F

    Clear

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Sunny, with a high near 75. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 75 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: Showers, with thunderstorms also possible after 2pm. High near 74. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 5am, then rain and snow showers likely. Low around 37. Chance of precipitation is 90%.

    Low: 37 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: Rain and snow showers likely before 8am, then a chance of snow showers between 8am and 2pm. Partly sunny, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain/Snow
    Likely then
    Chance Snow
    Showers

  • Thursday Night

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

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 41. Calm wind.
Monday
Sunny, with a high near 69. Southwest wind 3 to 8 mph.
Monday Night
Clear, with a low around 47. Calm wind.
Tuesday
A slight chance of showers after 2pm. Sunny, with a high near 75. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers before 8pm, then a slight chance of showers after 2am. Partly cloudy, with a low around 56. Calm wind. Chance of precipitation is 20%.
Wednesday
Showers, with thunderstorms also possible after 2pm. High near 74. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain showers before 5am, then rain and snow showers likely. Low around 37. Chance of precipitation is 90%.
Thursday
Rain and snow showers likely before 8am, then a chance of snow showers between 8am and 2pm. Partly sunny, with a high near 44. Chance of precipitation is 60%.
Thursday Night
Mostly clear, with a low around 28.
Friday
A chance of snow showers before 2pm, then a chance of rain showers. Mostly cloudy, with a high near 52. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Sunday
A chance of rain and snow showers. Mostly cloudy, with a high near 57. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Williamsburg PA
 40.46°N 78.29°W (Elev. 1096 ft)
Last Update:
3:21 am EDT Mar 9, 2026
Forecast Valid:
3am EDT Mar 9, 2026-6pm EDT Mar 15, 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