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.

A Few Clouds

57°F

14°C

Humidity 49%
Wind Speed W 6 mph
Barometer 29.80 in (1009.2 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 8 Nov 4:53 pm EST
Extended Forecast for

Defiance PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. Light south wind.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 61. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 61 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers after 7pm. Mostly cloudy, with a low around 34. West wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Monday

    Monday: A chance of rain showers before 4pm, then a chance of rain and snow showers. Partly sunny, with a high near 42. Northwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 42 °F

    Slight Chance
    Showers then
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 26. Northwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 26 °F

    Chance Snow
    Showers

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. Light south wind.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 61. Calm wind becoming southwest 5 to 8 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of showers after 7pm. Mostly cloudy, with a low around 34. West wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of rain showers before 4pm, then a chance of rain and snow showers. Partly sunny, with a high near 42. Northwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Monday Night
A chance of snow showers, mainly after 1am. Mostly cloudy, with a low around 26. Northwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Veterans Day
Partly sunny, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
Partly sunny, with a high near 50.
Wednesday Night
Mostly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Defiance PA
 40.17°N 78.23°W (Elev. 1135 ft)
Last Update:
2:41 pm EST Nov 8, 2025
Forecast Valid:
5pm EST Nov 8, 2025-6pm EST Nov 15, 2025
 
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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