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

34°F

1°C

Humidity 89%
Wind Speed Calm
Barometer 30.49 in (1033.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 19 Oct 12:53 am EDT
Extended Forecast for

6 Miles SW Williamsburg PA

  • Overnight

    Overnight: Widespread frost, mainly after 5am. Otherwise, clear, with a low around 33. Calm wind.

    Low: 33 °F

    Frost

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 67. Calm wind.

    High: 67 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 38. Calm wind.

    Low: 38 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming north 5 to 7 mph in the morning.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. North wind around 5 mph becoming calm after midnight.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 9am. Patchy frost before 9am. Otherwise, sunny, with a high near 63.

    High: 63 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Wednesday Night

    Wednesday Night: Areas of frost after 5am. Otherwise, clear, with a low around 34.

    Low: 34 °F

    Clear then
    Areas Frost

  • Thursday

    Thursday: Patchy fog before 7am. Areas of frost before 9am. Otherwise, sunny, with a high near 66.

    High: 66 °F

    Areas Frost
    and Patchy
    Fog then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Overnight
Widespread frost, mainly after 5am. Otherwise, clear, with a low around 33. Calm wind.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 67. Calm wind.
Monday Night
Clear, with a low around 38. Calm wind.
Tuesday
Sunny, with a high near 66. Calm wind becoming north 5 to 7 mph in the morning.
Tuesday Night
Mostly clear, with a low around 35. North wind around 5 mph becoming calm after midnight.
Wednesday
Patchy fog before 9am. Patchy frost before 9am. Otherwise, sunny, with a high near 63.
Wednesday Night
Areas of frost after 5am. Otherwise, clear, with a low around 34.
Thursday
Patchy fog before 7am. Areas of frost before 9am. Otherwise, sunny, with a high near 66.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 35.
Saturday
Sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Mostly sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SW Williamsburg PA
 40.41°N 78.27°W (Elev. 1122 ft)
Last Update:
12:56 am EDT Oct 19, 2026
Forecast Valid:
1am EDT Oct 19, 2026-6pm EDT Oct 25, 2026
 
Forecast Discussion
 
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