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

26°F

-3°C

Humidity 84%
Wind Speed S 3 mph
Barometer 29.88 in (1013.8 mb)
Dewpoint 22°F (-6°C)
Visibility 9.00 mi
Last update 5 Dec 11:53 pm EST
Extended Forecast for

Martinsburg PA

  • Overnight

    Overnight: Cloudy, with a low around 23. Light south wind.

    Low: 23 °F

    Cloudy

  • Saturday

    Saturday: Cloudy, with a high near 38. Southwest wind 5 to 10 mph.

    High: 38 °F

    Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. West wind 5 to 7 mph becoming calm after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 37. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 37 °F

    Cloudy

  • Sunday Night

    Sunday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 18. West wind 6 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.

    Low: 18 °F

    Slight Chance
    Snow Showers

  • Monday

    Monday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 23. Light south wind.
Saturday
Cloudy, with a high near 38. Southwest wind 5 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 24. West wind 5 to 7 mph becoming calm after midnight.
Sunday
Cloudy, with a high near 37. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 18. West wind 6 to 10 mph becoming northwest after midnight. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 32.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
A chance of rain and snow showers before 1pm, then a chance of rain showers. Cloudy, with a high near 40. Chance of precipitation is 50%.
Wednesday Night
Rain and snow showers likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Thursday
A chance of rain and snow showers. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Friday
A chance of snow showers. Partly sunny, with a high near 31. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Martinsburg PA
 40.31°N 78.32°W (Elev. 1407 ft)
Last Update:
10:56 pm EST Dec 5, 2025
Forecast Valid:
12am EST Dec 6, 2025-6pm EST Dec 12, 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