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

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Fair

0°F

-18°C

Humidity 72%
Wind Speed W 6 mph
Barometer 30.18 in (1025.6 mb)
Dewpoint -7°F (-22°C)
Visibility 10.00 mi
Wind Chill-12°F (-24°C)
Last update 30 Jan 6:53 am EST
Extended Forecast for

4 Miles N Williamsburg PA

Cold Weather Advisory January 30, 07:00pm until January 31, 10:00am
Cold Weather Advisory January 30, 07:05am until January 30, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
...
  •  
    Cold Weather Advisory January 30, 07:05am until January 30, 10:00am

    NOW until 10:00am Fri

    Cold Weather Advisory

  • Today

    High: 15 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around -4. Wind chill values as low as -15. West wind 5 to 7 mph.

    Low: -4 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 18. Wind chill values as low as -15. Northwest wind 5 to 8 mph.

    High: 18 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 0. Wind chill values as low as -15. Northwest wind 7 to 10 mph.

    Low: 0 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 22. Northwest wind 11 to 14 mph, with gusts as high as 31 mph.

    High: 22 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11.

    Low: 11 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny, with a high near 15. Wind chill values as low as -10. Northwest wind 5 to 9 mph.
Tonight
Partly cloudy, with a low around -4. Wind chill values as low as -15. West wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 18. Wind chill values as low as -15. Northwest wind 5 to 8 mph.
Saturday Night
Partly cloudy, with a low around 0. Wind chill values as low as -15. Northwest wind 7 to 10 mph.
Sunday
Mostly sunny, with a high near 22. Northwest wind 11 to 14 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 6.
Monday
Mostly sunny, with a high near 25.
Monday Night
Mostly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
Mostly cloudy, with a low around 13.
Wednesday
A chance of snow. Partly sunny, with a high near 29. Chance of precipitation is 40%.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 29.
Basemap Options
Click map to change the forecast location
Loading map...
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:
6:21 am EST Jan 30, 2026
Forecast Valid:
7am EST Jan 30, 2026-6pm EST Feb 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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