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

74°F

23°C

Humidity 46%
Wind Speed SE 12 mph
Barometer 30.03 in (1016.2 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 4 Nov 12:53 pm EST
Extended Forecast for

Williamsburg PA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 76. South wind around 8 mph.

    High: 76 °F

    Partly Sunny

  • Tonight

    Tonight: Showers, mainly after midnight. Low around 61. South wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 61 °F

    Chance
    Showers then
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Showers
    Likely then
    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Partly sunny, with a high near 67. Calm wind becoming west around 5 mph.

    High: 67 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 53. Chance of precipitation is 30%.

    High: 53 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 76. South wind around 8 mph.
Tonight
Showers, mainly after midnight. Low around 61. South wind around 6 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers likely, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 75. Southwest wind 5 to 8 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 48. Calm wind.
Friday
Partly sunny, with a high near 67. Calm wind becoming west around 5 mph.
Friday Night
Partly cloudy, with a low around 41.
Saturday
A chance of showers. Partly sunny, with a high near 53. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 35.
Monday
Mostly sunny, with a high near 58.
Monday Night
Mostly clear, with a low around 36.
Tuesday
Sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg PA
 40.48°N 78.23°W (Elev. 942 ft)
Last Update:
1:20 pm EST Nov 4, 2026
Forecast Valid:
1pm EST Nov 4, 2026-6pm EST Nov 10, 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