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

33°F

1°C

Humidity 52%
Wind Speed SE 5 mph
Barometer 30.24 in (1025.7 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 25 Mar 4:54 am EDT
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Today

    Today: Mostly cloudy, with a high near 56. Light and variable wind becoming south 5 to 10 mph in the morning.

    High: 56 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. South wind around 10 mph.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain, mainly after 2pm. Partly sunny, with a high near 68. Southwest wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 68 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain before 11pm, then rain and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 41. Southwest wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: A chance of rain before 2pm. Mostly cloudy, with a high near 46. Northwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 38.

    High: 38 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 56. Light and variable wind becoming south 5 to 10 mph in the morning.
Tonight
Mostly cloudy, with a low around 47. South wind around 10 mph.
Thursday
A chance of rain, mainly after 2pm. Partly sunny, with a high near 68. Southwest wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Thursday Night
Rain before 11pm, then rain and possibly a thunderstorm between 11pm and 2am, then rain after 2am. Low around 41. Southwest wind around 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
A chance of rain before 2pm. Mostly cloudy, with a high near 46. Northwest wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Sunny, with a high near 38.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 37.
Monday
Partly sunny, with a high near 56.
Monday Night
A chance of rain. Mostly cloudy, with a low around 47. Chance of precipitation is 30%.
Tuesday
A chance of rain. Partly sunny, with a high near 63. Chance of precipitation is 30%.
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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:
2:41 am EDT Mar 25, 2026
Forecast Valid:
5am EDT Mar 25, 2026-6pm EDT Mar 31, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation