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

38°F

3°C

Humidity 46%
Wind Speed Calm
Barometer 30.27 in (1026.1 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 14 Mar 11:53 pm EDT
Extended Forecast for

Riddlesburg PA

  • Overnight

    Overnight: A slight chance of snow before 1am. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 56. South wind 7 to 15 mph, with gusts as high as 29 mph.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Cloudy, with a low around 48. Southeast wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 48 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. High near 66. South wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 66 °F

    Showers

  • Monday Night

    Monday Night: A chance of rain and snow showers before 11pm, then a chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 22. West wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 32.

    High: 32 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A slight chance of snow before 1am. Mostly cloudy, with a low around 35. Calm wind. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 56. South wind 7 to 15 mph, with gusts as high as 29 mph.
Sunday Night
Showers likely, mainly after 2am. Cloudy, with a low around 48. Southeast wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers, with thunderstorms also possible after 11am. High near 66. South wind 11 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
A chance of rain and snow showers before 11pm, then a chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 22. West wind 11 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Tuesday
Mostly cloudy, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly cloudy, with a high near 40.
Wednesday Night
Mostly cloudy, with a low around 27.
Thursday
Mostly cloudy, with a high near 51.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
Mostly sunny, with a high near 57.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Riddlesburg PA
 40.19°N 78.25°W (Elev. 909 ft)
Last Update:
10:11 pm EDT Mar 14, 2026
Forecast Valid:
12am EDT Mar 15, 2026-6pm EDT Mar 21, 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