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.

Light Snow and Breezy

13°F

-11°C

Humidity 67%
Wind Speed W 23 G 33 mph
Barometer 30.03 in (1020.0 mb)
Dewpoint 4°F (-16°C)
Visibility 3.00 mi
Wind Chill-6°F (-21°C)
Last update 27 Jan 8:53 pm EST
Extended Forecast for

4 Miles WNW Williamsburg PA

Cold Weather Advisory until January 28, 10:00am
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 28, 10:00am

    NOW until 10:00am Wed

    Cold Weather Advisory

  • Tonight

    Low: 2 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 15. Wind chill values as low as -10. West wind 5 to 8 mph.

    High: 15 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 2. Wind chill values as low as -10. West wind around 6 mph.

    Low: 2 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 16. Wind chill values as low as -10. West wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 16 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -4. West wind around 5 mph becoming calm in the evening.

    Low: -4 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 14.

    High: 14 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around -8.

    Low: -8 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 15.

    High: 15 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly cloudy, with a low around 2. Wind chill values as low as -10. West wind 7 to 11 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a high near 15. Wind chill values as low as -10. West wind 5 to 8 mph.
Wednesday Night
Mostly cloudy, with a low around 2. Wind chill values as low as -10. West wind around 6 mph.
Thursday
Partly sunny, with a high near 16. Wind chill values as low as -10. West wind 6 to 9 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around -4. West wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 14.
Friday Night
Partly cloudy, with a low around -8.
Saturday
Partly sunny, with a high near 15.
Saturday Night
Mostly cloudy, with a low around 3.
Sunday
Partly sunny, with a high near 21.
Sunday Night
Partly cloudy, with a low around 7.
Monday
Mostly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 27.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Williamsburg PA
 40.48°N 78.26°W (Elev. 902 ft)
Last Update:
7:06 pm EST Jan 27, 2026
Forecast Valid:
9pm EST Jan 27, 2026-6pm EST Feb 3, 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