National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
News Headlines
Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Mostly Cloudy

40°F

4°C

Humidity 58%
Wind Speed W 9 G 21 mph
Barometer 30.03 in (1018.9 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 14 Feb 12:54 pm EST
Extended Forecast for

Johnstown PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 45. West wind 3 to 6 mph.

    High: 45 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 32. Calm wind.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain showers before 1pm, then rain and snow likely between 1pm and 4pm, then snow likely after 4pm. Cloudy, with a high near 40. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 40 °F

    Chance
    Showers then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 1am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Chance
    Showers

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 46. Calm wind.

    High: 46 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.

    High: 54 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 45. West wind 3 to 6 mph.
Tonight
Mostly cloudy, with a low around 32. Calm wind.
Sunday
A chance of rain showers before 1pm, then rain and snow likely between 1pm and 4pm, then snow likely after 4pm. Cloudy, with a high near 40. Calm wind. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday Night
A chance of showers before 1am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Washington's Birthday
Partly sunny, with a high near 46. Calm wind.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
A chance of showers. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 42. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 56. Chance of precipitation is 40%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Friday
A chance of showers. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
Last Update:
1:16 pm EST Feb 14, 2026
Forecast Valid:
1pm EST Feb 14, 2026-6pm EST Feb 20, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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