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.

Mostly Cloudy

47°F

8°C

Humidity 56%
Wind Speed W 3 mph
Barometer 29.87 in (1011.9 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 15 Nov 3:53 am EST
Extended Forecast for

Shirleysburg PA

  • Today

    Today: A chance of showers, mainly after 3pm. Mostly cloudy, with a high near 65. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 65 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tonight

    Tonight: A chance of showers, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 43. South wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 43 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of rain showers before 4pm, then a slight chance of rain and snow showers. Mostly sunny, with a high near 53. West wind 10 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.

    High: 53 °F

    Slight Chance
    Showers then
    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A slight chance of rain and snow showers before 10pm, then a slight chance of rain showers between 10pm and 1am, then a slight chance of snow showers after 1am. Partly cloudy, with a low around 33. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Slight Chance
    Rain/Snow

  • Monday

    Monday: Mostly sunny, with a high near 48. West wind 9 to 11 mph, with gusts as high as 26 mph.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.

    High: 49 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.

    Low: 31 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers, mainly after 3pm. Mostly cloudy, with a high near 65. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.
Tonight
A chance of showers, mainly before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 43. South wind 5 to 9 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain showers before 4pm, then a slight chance of rain and snow showers. Mostly sunny, with a high near 53. West wind 10 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of rain and snow showers before 10pm, then a slight chance of rain showers between 10pm and 1am, then a slight chance of snow showers after 1am. Partly cloudy, with a low around 33. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 48. West wind 9 to 11 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
A chance of rain after 1pm. Partly sunny, with a high near 49. Chance of precipitation is 30%.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 31. Chance of precipitation is 40%.
Wednesday
Partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 35.
Thursday
A chance of rain. Mostly cloudy, with a high near 56. Chance of precipitation is 30%.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Friday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Shirleysburg PA
 40.31°N 77.88°W (Elev. 600 ft)
Last Update:
3:13 am EST Nov 15, 2025
Forecast Valid:
4am EST Nov 15, 2025-6pm EST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation