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.

Overcast

35°F

2°C

Humidity 52%
Wind Speed W 13 G 32 mph
Barometer 29.90 in (1013.1 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 27 Nov 12:53 am EST
Extended Forecast for

Shirleysburg PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. West wind around 7 mph, with gusts as high as 31 mph.

    Low: 31 °F

    Mostly Cloudy

  • Thanksgiving Day

    Thanksgiving Day: Cloudy, with a high near 40. West wind 7 to 10 mph, with gusts as high as 31 mph.

    High: 40 °F

    Cloudy

  • Thursday Night

    Thursday Night: A slight chance of snow showers after 1am. Partly cloudy, with a low around 26. West wind 6 to 9 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 26 °F

    Partly Cloudy
    then Slight
    Chance Snow
    Showers

  • Friday

    Friday: Partly sunny, with a high near 40. West wind 9 to 11 mph, with gusts as high as 32 mph.

    High: 40 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 25. West wind around 6 mph, with gusts as high as 22 mph.

    Low: 25 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.

    Low: 26 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: A chance of rain and snow showers before 1pm, then rain showers likely. Cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. West wind around 7 mph, with gusts as high as 31 mph.
Thanksgiving Day
Cloudy, with a high near 40. West wind 7 to 10 mph, with gusts as high as 31 mph.
Thursday Night
A slight chance of snow showers after 1am. Partly cloudy, with a low around 26. West wind 6 to 9 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 40. West wind 9 to 11 mph, with gusts as high as 32 mph.
Friday Night
Partly cloudy, with a low around 25. West wind around 6 mph, with gusts as high as 22 mph.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Sunday
A chance of rain and snow showers before 1pm, then rain showers likely. Cloudy, with a high near 44. Chance of precipitation is 70%.
Sunday Night
A chance of showers before 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 41.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
A chance of rain and snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Tuesday Night
Mostly cloudy, with a low around 23.
Wednesday
Mostly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shirleysburg PA
 40.31°N 77.88°W (Elev. 600 ft)
Last Update:
1:05 am EST Nov 27, 2025
Forecast Valid:
1am EST Nov 27, 2025-6pm EST Dec 3, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation