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Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Overcast

36°F

2°C

Humidity 70%
Wind Speed SW 14 mph
Barometer 29.95 in (1015.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 21 Jan 11:53 pm EST
Extended Forecast for

4 Miles WNW Williamsburg PA

Winter Weather Advisory January 22, 12:21am until January 22, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 22, 12:21am until January 22, 10:00am

    NOW until 10:00am Thu

    Winter Weather Advisory

  • Overnight

    Low: 30 °F

    Chance Wintry
    Mix

  • Thursday

    Thursday: Mostly sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 31 mph.

    High: 37 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 19. West wind around 7 mph, with gusts as high as 20 mph.

    Low: 19 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 28. West wind 8 to 14 mph, with gusts as high as 29 mph.

    High: 28 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2. Northwest wind 6 to 11 mph, with gusts as high as 25 mph.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 15.

    High: 15 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Snow.  Low around 8. Chance of precipitation is 80%.

    Low: 8 °F

    Snow

  • Sunday

    Sunday: Snow.  High near 17. Chance of precipitation is 90%.

    High: 17 °F

    Snow

Detailed Forecast

Overnight
A chance of drizzle or freezing rain before 2am, then a slight chance of freezing rain between 2am and 4am, then a slight chance of rain and snow after 4am. Mostly cloudy, with a low around 30. Southwest wind 8 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 31 mph.
Thursday Night
Mostly clear, with a low around 19. West wind around 7 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 28. West wind 8 to 14 mph, with gusts as high as 29 mph.
Friday Night
Partly cloudy, with a low around 2. Northwest wind 6 to 11 mph, with gusts as high as 25 mph.
Saturday
Mostly cloudy, with a high near 15.
Saturday Night
Snow. Low around 8. Chance of precipitation is 80%.
Sunday
Snow. High near 17. Chance of precipitation is 90%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 10. Chance of precipitation is 60%.
Monday
Mostly cloudy, with a high near 20.
Monday Night
Mostly cloudy, with a low around 4.
Tuesday
Mostly sunny, with a high near 20.
Tuesday Night
Partly cloudy, with a low around 7.
Wednesday
Mostly cloudy, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsburg PA
 40.48°N 78.29°W (Elev. 988 ft)
7:06 pm EST Jan 21, 2026
12am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
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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