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.

Overcast

46°F

8°C

Humidity 38%
Wind Speed S 13 G 23 mph
Barometer 29.64 in (1005.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 13 Jan 6:54 pm EST
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 37. Southwest wind around 15 mph, with gusts as high as 28 mph.

    Low: 37 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Rain before 2pm, then rain and snow. High near 39. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 39 °F

    Chance Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 1am. Low around 13. Wind chill values as low as -5. Northwest wind 10 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 13 °F

    Snow

  • Thursday

    Thursday: A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 17. Wind chill values as low as -5. West wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.

    High: 17 °F

    Chance Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 9. West wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 9 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Slight Chance
    Snow then
    Chance Snow

  • Friday Night

    Friday Night: A chance of snow before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 31. Chance of precipitation is 70%.

    High: 31 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 37. Southwest wind around 15 mph, with gusts as high as 28 mph.
Wednesday
Rain before 2pm, then rain and snow. High near 39. Southwest wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Snow, mainly before 1am. Low around 13. Wind chill values as low as -5. Northwest wind 10 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Thursday
A chance of snow, mainly before 1pm. Mostly cloudy, with a high near 17. Wind chill values as low as -5. West wind around 18 mph, with gusts as high as 32 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 9. West wind 13 to 16 mph, with gusts as high as 28 mph.
Friday
A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of snow before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 30%.
Saturday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 31. Chance of precipitation is 70%.
Saturday Night
Mostly cloudy, with a low around 12.
Sunday
Partly sunny, with a high near 18.
Sunday Night
Mostly cloudy, with a low around 9.
M.L.King Day
A chance of snow. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 5.
Tuesday
Mostly cloudy, with a high near 13.
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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:
7:06 pm EST Jan 13, 2026
Forecast Valid:
7pm EST Jan 13, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation