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.

Light Rain Fog/Mist

51°F

11°C

Humidity 86%
Wind Speed NW 15 G 24 mph
Barometer 29.75 in (1007.1 mb)
Dewpoint 47°F (8°C)
Visibility 6.00 mi
Wind Chill46°F (8°C)
Last update 23 Mar 7:53 am EDT
Extended Forecast for

Williamsburg PA

  • Today

    Today: Cloudy, then gradually becoming mostly sunny, with a high near 48. Northwest wind 7 to 15 mph, with gusts as high as 28 mph.

    High: 48 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 27. Northwest wind 6 to 13 mph, with gusts as high as 28 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 51. Calm wind.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 60 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 68.

    High: 68 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Showers. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Friday

    Friday: Showers, mainly before 8am. High near 52. Chance of precipitation is 80%.

    High: 52 °F

    Showers then
    Chance
    Showers

Detailed Forecast

Today
Cloudy, then gradually becoming mostly sunny, with a high near 48. Northwest wind 7 to 15 mph, with gusts as high as 28 mph.
Tonight
Mostly clear, with a low around 27. Northwest wind 6 to 13 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 51. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 31. Calm wind.
Wednesday
Partly sunny, with a high near 60. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 43. Chance of precipitation is 20%.
Thursday
Mostly cloudy, with a high near 68.
Thursday Night
Showers. Low around 44. Chance of precipitation is 80%.
Friday
Showers, mainly before 8am. High near 52. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 26.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 53.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williamsburg PA
 40.48°N 78.23°W (Elev. 942 ft)
Last Update:
6:56 am EDT Mar 23, 2026
Forecast Valid:
8am EDT Mar 23, 2026-6pm EDT Mar 29, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation