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Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

28°F

-2°C

Humidity 66%
Wind Speed W 13 mph
Barometer 29.73 in (1008.5 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 26 Feb 3:54 am EST
Extended Forecast for

Johnstown PA

  • Today

    Today: Mostly sunny, with a high near 39. Light and variable wind.

    High: 39 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 35. South wind 3 to 5 mph.

    Low: 35 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 52. West wind around 6 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Partly Cloudy
    then Chance
    Snow Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of snow showers after 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.

    Low: 20 °F

    Mostly Cloudy
    then Chance
    Snow Showers

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.

    High: 31 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 39. Light and variable wind.
Tonight
Mostly clear, with a low around 24. Calm wind.
Friday
Sunny, with a high near 51. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 35. South wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 52. West wind around 6 mph.
Saturday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 20. Chance of precipitation is 50%.
Monday
A chance of snow showers. Mostly cloudy, with a high near 31. Chance of precipitation is 50%.
Monday Night
A chance of snow showers before 1am, then a chance of snow showers and freezing rain. Mostly cloudy, with a low around 16. Chance of precipitation is 30%.
Tuesday
A chance of rain or freezing rain. Mostly cloudy, with a high near 38. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
Last Update:
1:21 am EST Feb 26, 2026
Forecast Valid:
4am EST Feb 26, 2026-6pm EST Mar 4, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation