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.

Fair

62°F

17°C

Humidity 62%
Wind Speed Calm
Barometer 30.19 in (1021.1 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 4 Aug 1:54 am EDT
Extended Forecast for

Lilly PASimilar City Names

  • Overnight

    Overnight: Clear, with a low around 54. Calm wind.

    Low: 54 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 80. Calm wind becoming east around 6 mph in the afternoon.

    High: 80 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. Light southeast wind.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 54. Calm wind.
Monday
Increasing clouds, with a high near 80. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 58. Light southeast wind.
Tuesday
Partly sunny, with a high near 81. Calm wind becoming southeast around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 62. Southeast wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 20%.
Wednesday Night
A chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Lilly PASimilar City Names
 40.42°N 78.62°W (Elev. 1906 ft)
Last Update:
12:41 pm EDT Aug 3, 2025
Forecast Valid:
2am EDT Aug 4, 2025-6pm EDT Aug 10, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation