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.

Light Snow

25°F

-4°C

Humidity 69%
Wind Speed W 12 G 29 mph
Barometer 29.94 in (1015.9 mb)
Dewpoint 16°F (-9°C)
Visibility 1.75 mi
Wind Chill14°F (-10°C)
Last update 17 Mar 2:53 pm EDT
Extended Forecast for

Shirleysburg PA

  • This Afternoon

    This Afternoon: Scattered snow showers. Partly sunny, with a high near 35. West wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    High: 35 °F

    Scattered
    Snow Showers

  • Tonight

    Tonight: Scattered snow showers, mainly before 9pm. Partly cloudy, with a low around 18. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 18 °F

    Scattered
    Snow Showers
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40. Calm wind becoming south around 5 mph in the afternoon.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 2pm. Partly sunny, with a high near 51. Light south wind. Chance of precipitation is 20%.

    High: 51 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.

    Low: 34 °F

    Chance
    Showers

  • Friday

    Friday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Scattered snow showers. Partly sunny, with a high near 35. West wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Tonight
Scattered snow showers, mainly before 9pm. Partly cloudy, with a low around 18. West wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 40. Calm wind becoming south around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 26. Calm wind.
Thursday
A slight chance of showers after 2pm. Partly sunny, with a high near 51. Light south wind. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Friday
Mostly cloudy, with a high near 55.
Friday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
Mostly cloudy, with a low around 40.
Sunday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 26.
Tuesday
Mostly sunny, with a high near 49.
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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:
2:21 pm EDT Mar 17, 2026
Forecast Valid:
3pm EDT Mar 17, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation