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

Hazardous Weather Conditions

Current conditions at

Altoona - Blair County Airport (KAOO)

Lat: 40.3°NLon: 78.32°WElev: 1467ft.

Mostly Cloudy and Breezy

38°F

3°C

Humidity 51%
Wind Speed NW 21 G 44 mph
Barometer 29.62 in (1003.5 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 16 Nov 4:53 pm EST
Extended Forecast for

4 Miles WNW Williamsburg PA

Wind Advisory November 16, 05:04pm until November 17, 12:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory November 16, 05:04pm until November 17, 12:00am

    NOW until 12:00am Mon

    Wind Advisory

  • This Afternoon

    High: 48 °F

    Chance
    Showers and
    Breezy

  • Tonight

    Tonight: A chance of snow showers, mainly between 1am and 4am. Partly cloudy, with a low around 31. Breezy, with a west wind 16 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Snow
    Showers and
    Breezy

  • Monday

    Monday: Mostly sunny, with a high near 44. West wind 14 to 17 mph, with gusts as high as 34 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. West wind 3 to 8 mph. Winds could gust as high as 22 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 1pm. Partly sunny, with a high near 46. Calm wind becoming west around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Cloudy, with a low around 38.

    Low: 38 °F

    Cloudy

Detailed Forecast

This Afternoon
A chance of showers. Mostly sunny, with a high near 48. Breezy, with a west wind around 21 mph, with gusts as high as 44 mph. Chance of precipitation is 30%.
Tonight
A chance of snow showers, mainly between 1am and 4am. Partly cloudy, with a low around 31. Breezy, with a west wind 16 to 20 mph, with gusts as high as 45 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 44. West wind 14 to 17 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around 27. West wind 3 to 8 mph. Winds could gust as high as 22 mph.
Tuesday
A chance of showers after 1pm. Partly sunny, with a high near 46. Calm wind becoming west around 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, with a high near 48.
Wednesday Night
Cloudy, with a low around 38.
Thursday
Cloudy, with a high near 54.
Thursday Night
Showers likely, mainly after 1am. Cloudy, with a low around 41. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Friday Night
Showers likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Saturday
A chance of showers. Partly sunny, with a high near 57. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 55.
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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:
1:05 pm EST Nov 16, 2025
Forecast Valid:
5pm EST Nov 16, 2025-6pm EST Nov 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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