National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fog/Mist

23°F

-5°C

Humidity 85%
Wind Speed W 17 G 32 mph
Barometer 30.13 in (1023.4 mb)
Dewpoint 19°F (-7°C)
Visibility 6.00 mi
Wind Chill9°F (-13°C)
Last update 11 Jan 8:54 pm EST
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 23. Breezy, with a west wind 16 to 22 mph, with gusts as high as 38 mph.

    Low: 23 °F

    Cloudy and
    Breezy then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 33. West wind 14 to 17 mph, with gusts as high as 30 mph.

    High: 33 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. West wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 43. Southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 43 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Southwest wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.

    Low: 36 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain showers before 1pm, then rain, possibly mixed with snow showers. High near 40. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Showers then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 1am. Low around 22. Chance of precipitation is 80%.

    Low: 22 °F

    Rain/Snow

  • Thursday

    Thursday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.

    High: 26 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 23. Breezy, with a west wind 16 to 22 mph, with gusts as high as 38 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 33. West wind 14 to 17 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 27. West wind 11 to 14 mph, with gusts as high as 25 mph.
Tuesday
Increasing clouds, with a high near 43. Southwest wind around 11 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Southwest wind 11 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Wednesday
A chance of rain showers before 1pm, then rain, possibly mixed with snow showers. High near 40. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 1am. Low around 22. Chance of precipitation is 80%.
Thursday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 23.
Friday Night
Partly cloudy, with a low around 17.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 27. Chance of precipitation is 50%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown-Cambria County Airport PA
 40.31°N 78.84°W (Elev. 2221 ft)
Last Update:
8:26 pm EST Jan 11, 2026
Forecast Valid:
9pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation