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 Rain

56°F

13°C

Humidity 93%
Wind Speed E 6 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 54°F (12°C)
Visibility 7.00 mi
Last update 21 Sep 9:53 pm EDT
Extended Forecast for

Shirleysburg PA

  • Tonight

    Tonight: Rain. Low around 51. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 51 °F

    Rain

  • Tuesday

    Tuesday: Rain before 9am, then showers after 9am. High near 62. East wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Rain

  • Tuesday Night

    Tuesday Night: Showers likely. Cloudy, with a low around 49. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Cloudy, with a high near 63. East wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. Light northeast wind.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain. Low around 51. Calm wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Rain before 9am, then showers after 9am. High near 62. East wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Showers likely. Cloudy, with a low around 49. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers. Cloudy, with a high near 63. East wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 48. Light northeast wind.
Thursday
Partly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 47.
Saturday
Mostly sunny, with a high near 69.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 72.
Sunday Night
Mostly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 74.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Shirleysburg PA
 40.29°N 77.89°W (Elev. 600 ft)
Last Update:
9:59 pm EDT Sep 21, 2026
Forecast Valid:
10pm EDT Sep 21, 2026-6pm EDT Sep 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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