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.

Overcast

40°F

4°C

Humidity 89%
Wind Speed W 12 G 20 mph
Barometer 29.91 in (1014.2 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 7 Jan 4:54 pm EST
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. West wind 7 to 10 mph.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 48. Southwest wind 5 to 8 mph becoming southeast in the afternoon.

    High: 48 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 40. Southeast wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 40 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Friday

    Friday: Rain. High near 56. South wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 56 °F

    Rain Likely
    then Rain

  • Friday Night

    Friday Night: Rain likely. Cloudy, with a low around 47. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 47 °F

    Rain Likely

  • Saturday

    Saturday: Rain. High near 55. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Rain

  • Saturday Night

    Saturday Night: A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.

    Low: 30 °F

    Chance Rain

  • Sunday

    Sunday: A chance of snow showers. Mostly cloudy, with a high near 31. Breezy. Chance of precipitation is 50%.

    High: 31 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A chance of snow showers before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.

    Low: 21 °F

    Chance Snow
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. West wind 7 to 10 mph.
Thursday
Mostly sunny, with a high near 48. Southwest wind 5 to 8 mph becoming southeast in the afternoon.
Thursday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 40. Southeast wind 10 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Friday
Rain. High near 56. South wind 11 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Rain likely. Cloudy, with a low around 47. Southwest wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Rain. High near 55. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Sunday
A chance of snow showers. Mostly cloudy, with a high near 31. Breezy. Chance of precipitation is 50%.
Sunday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Mostly cloudy, with a low around 29.
Wednesday
A chance of rain. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnstown-Cambria County Airport PA
 40.31°N 78.84°W (Elev. 2221 ft)
Last Update:
3:25 pm EST Jan 7, 2026
Forecast Valid:
5pm EST Jan 7, 2026-6pm EST Jan 14, 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