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.

Fair

77°F

25°C

Humidity 77%
Wind Speed SW 7 mph
Barometer 30.04 in (1016.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 8 Aug 7:53 pm EDT
Extended Forecast for

5 Miles SW Williamsburg PA

  • Tonight

    Tonight: Partly cloudy, with a low around 68. Southwest wind 3 to 7 mph.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 86. West wind 3 to 6 mph.

    High: 86 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 87. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. West wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 83. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 68. Southwest wind 3 to 7 mph.
Sunday
Sunny, with a high near 86. West wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 65. Calm wind.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Increasing clouds, with a high near 87. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 67. West wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 83. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Williamsburg PA
 40.41°N 78.27°W (Elev. 1122 ft)
Last Update:
2:21 pm EDT Aug 8, 2026
Forecast Valid:
7pm EDT Aug 8, 2026-6pm EDT Aug 15, 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