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.

Fog/Mist

43°F

6°C

Humidity 100%
Wind Speed S 8 mph
Barometer 30.17 in (1021.8 mb)
Dewpoint 43°F (6°C)
Visibility 1.50 mi
Wind Chill38°F (3°C)
Last update 7 Mar 3:53 am EST
Extended Forecast for

Shirleysburg PA

  • Overnight

    Overnight: Areas of drizzle and fog. Cloudy, with a low around 43. Calm wind.

    Low: 43 °F

    Areas Drizzle
    and Areas Fog

  • Saturday

    Saturday: A chance of showers, mainly after 2pm. Areas of fog before 1pm. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Areas Fog
    then Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 57. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 65. West wind 3 to 7 mph.

    High: 65 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 48.

    Low: 48 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Areas of drizzle and fog. Cloudy, with a low around 43. Calm wind.
Saturday
A chance of showers, mainly after 2pm. Areas of fog before 1pm. Otherwise, mostly cloudy, with a high near 67. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 57. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Partly sunny, with a high near 65. West wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 42. Calm wind.
Monday
Sunny, with a high near 72.
Monday Night
Clear, with a low around 48.
Tuesday
Sunny, with a high near 77.
Tuesday Night
A chance of showers after 1am. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Wednesday
Showers likely. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Thursday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 29.
Friday
A chance of rain. Mostly cloudy, with a high near 52. Chance of precipitation is 30%.
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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:
1:33 am EST Mar 7, 2026
Forecast Valid:
4am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
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