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

28°F

-2°C

Humidity 63%
Wind Speed NW 15 G 30 mph
Barometer 30.18 in (1023.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 12 Jan 12:53 am EST
Extended Forecast for

Marklesburg PA

  • Overnight

    Overnight: Partly cloudy, with a low around 26. West wind 11 to 15 mph, with gusts as high as 32 mph.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41. West wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. West wind around 6 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 48. Southwest wind 3 to 6 mph.

    High: 48 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 37. South wind around 6 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: Rain likely. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.

    Low: 29 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain and snow before 1pm, then a chance of snow. Partly sunny, with a high near 33. Chance of precipitation is 50%.

    High: 33 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. West wind 11 to 15 mph, with gusts as high as 32 mph.
Monday
Mostly sunny, with a high near 41. West wind 9 to 11 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 29. West wind around 6 mph.
Tuesday
Mostly sunny, with a high near 48. Southwest wind 3 to 6 mph.
Tuesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 37. South wind around 6 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers before 1pm, then rain likely after 1pm. Mostly cloudy, with a high near 47. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Thursday
A chance of rain and snow before 1pm, then a chance of snow. Partly sunny, with a high near 33. Chance of precipitation is 50%.
Thursday Night
Mostly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 32.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
A chance of snow showers. Partly sunny, with a high near 32. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marklesburg PA
 40.38°N 78.16°W (Elev. 915 ft)
Last Update:
10:06 pm EST Jan 11, 2026
Forecast Valid:
12am EST Jan 12, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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