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.

Fair

50°F

10°C

Humidity 61%
Wind Speed Calm
Barometer 30.01 in (1016.1 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 11 Nov 12:53 am EST
Extended Forecast for

Defiance PA

  • Overnight

    Overnight: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 64. Light south wind.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 4am. Increasing clouds, with a low around 44. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: Rain before noon, then a chance of rain after 4pm. High near 55. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 34. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.

    Low: 34 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 36. Calm wind.
Veterans Day
Partly sunny, with a high near 64. Light south wind.
Wednesday Night
A chance of rain, mainly after 4am. Increasing clouds, with a low around 44. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain before noon, then a chance of rain after 4pm. High near 55. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy, with a low around 34. Northwest wind 9 to 11 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 46.
Friday Night
Mostly cloudy, with a low around 30.
Saturday
Partly sunny, with a high near 45.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Partly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 50.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Defiance PA
 40.17°N 78.23°W (Elev. 1135 ft)
Last Update:
1:21 am EST Nov 11, 2026
Forecast Valid:
1am EST Nov 11, 2026-6pm EST Nov 17, 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