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

55°F

13°C

Humidity 80%
Wind Speed S 13 mph
Barometer 30.01 in (1016.5 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 9 Jan 6:53 pm EST
Extended Forecast for

3 Miles NNW Shirleysburg PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Southwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 33 mph.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain, mainly before 4pm. High near 45. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain Likely
    then Rain

  • Saturday Night

    Saturday Night: Rain likely before 1am. Patchy fog before 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 33. Calm wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 21 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. Mostly sunny, with a high near 39. West wind 7 to 13 mph, with gusts as high as 34 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 10 to 14 mph, with gusts as high as 39 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 47.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Southwest wind around 6 mph becoming calm after midnight. Winds could gust as high as 33 mph.
Saturday
Rain, mainly before 4pm. High near 45. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain likely before 1am. Patchy fog before 1am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 33. Calm wind becoming west 5 to 8 mph after midnight. Winds could gust as high as 21 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. Mostly sunny, with a high near 39. West wind 7 to 13 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 26. West wind 10 to 14 mph, with gusts as high as 39 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 47.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 46. Chance of precipitation is 30%.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Partly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 19.
Friday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Shirleysburg PA
 40.33°N 77.91°W (Elev. 804 ft)
Last Update:
7:27 pm EST Jan 9, 2026
Forecast Valid:
7pm EST Jan 9, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation