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.

Heavy Rain Fog/Mist

54°F

12°C

Humidity 97%
Wind Speed N 16 mph
Barometer 29.82 in (1009.3 mb)
Dewpoint 53°F (12°C)
Visibility 1.75 mi
Wind Chill50°F (10°C)
Last update 26 Mar 11:54 pm EDT
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Overnight

    Overnight: Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 40. Northwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Heavy Rain

  • Friday

    Friday: Rain likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 44. North wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Rain Likely
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22. Northwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 37. Northwest wind around 14 mph, with gusts as high as 24 mph.

    High: 37 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. West wind 6 to 8 mph becoming south after midnight.

    Low: 28 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Partly sunny, with a high near 58. Chance of precipitation is 40%.

    High: 58 °F

    Partly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Overnight
Rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 40. Northwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Rain likely, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 44. North wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 22. Northwest wind around 11 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 37. Northwest wind around 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 28. West wind 6 to 8 mph becoming south after midnight.
Sunday
Partly sunny, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
A chance of showers after 2pm. Partly sunny, with a high near 58. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Wednesday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 65. Chance of precipitation is 40%.
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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:
12:36 am EDT Mar 27, 2026
Forecast Valid:
12am EDT Mar 27, 2026-6pm EDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation