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

52°F

11°C

Humidity 59%
Wind Speed NW 16 G 24 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 9 Jan 8:53 pm EST
Extended Forecast for

Shirleysburg PA

  • Tonight

    Tonight: Patchy fog before 11pm, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 38. Light north wind. Winds could gust as high as 29 mph.

    Low: 38 °F

    Patchy Fog

  • Saturday

    Saturday: Rain, mainly before 4pm. Patchy fog before 9am. High near 46. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Rain Likely
    and Patchy
    Fog then Rain

  • Saturday Night

    Saturday Night: Rain likely before 1am. Patchy fog between 8pm and 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 33. Calm wind becoming west around 6 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Rain Likely
    and Patchy
    Fog

  • Sunday

    Sunday: A slight chance of rain showers before 10am, then a slight chance of rain and snow showers between 10am and 4pm, then a slight chance of rain showers after 4pm. Partly sunny, with a high near 39. West wind 6 to 10 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26. West wind 6 to 10 mph, with gusts as high as 34 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog before 11pm, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 38. Light north wind. Winds could gust as high as 29 mph.
Saturday
Rain, mainly before 4pm. Patchy fog before 9am. High near 46. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain likely before 1am. Patchy fog between 8pm and 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 33. Calm wind becoming west around 6 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of rain showers before 10am, then a slight chance of rain and snow showers between 10am and 4pm, then a slight chance of rain showers after 4pm. Partly sunny, with a high near 39. West wind 6 to 10 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 26. West wind 6 to 10 mph, with gusts as high as 34 mph.
Monday
Mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 48.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 36.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Shirleysburg PA
 40.29°N 77.89°W (Elev. 600 ft)
Last Update:
9:51 pm EST Jan 9, 2026
Forecast Valid:
9pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
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Additional Resources

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