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.

Mostly Cloudy

32°F

0°C

Humidity 61%
Wind Speed SW 6 mph
Barometer 30.03 in (1018.4 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 13 Mar 8:53 am EDT
Extended Forecast for

Shirleysburg PA

  • Today

    Today: A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 55. South wind 7 to 14 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.

    High: 55 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: A chance of rain before 8pm. Partly cloudy, with a low around 33. West wind around 10 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 52. West wind 7 to 10 mph, with gusts as high as 30 mph.

    High: 52 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 35. Calm wind.

    Low: 35 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 57. Light southeast wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 28 mph.

    High: 57 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain likely, mainly after 2am. Cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Rain Likely

  • Monday

    Monday: Showers. High near 68. Chance of precipitation is 100%.

    High: 68 °F

    Showers

  • Monday Night

    Monday Night: A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.

    Low: 27 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

Detailed Forecast

Today
A chance of rain and snow before 1pm, then a chance of rain. Mostly cloudy, with a high near 55. South wind 7 to 14 mph, with gusts as high as 33 mph. Chance of precipitation is 40%.
Tonight
A chance of rain before 8pm. Partly cloudy, with a low around 33. West wind around 10 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 52. West wind 7 to 10 mph, with gusts as high as 30 mph.
Saturday Night
Increasing clouds, with a low around 35. Calm wind.
Sunday
Mostly cloudy, with a high near 57. Light southeast wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 28 mph.
Sunday Night
Rain likely, mainly after 2am. Cloudy, with a low around 48. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers. High near 68. Chance of precipitation is 100%.
Monday Night
A chance of rain and snow showers before 2am. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Tuesday
Mostly cloudy, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shirleysburg PA
 40.29°N 77.89°W (Elev. 600 ft)
Last Update:
8:06 am EDT Mar 13, 2026
Forecast Valid:
9am EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation