National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

39°F

4°C

Humidity 67%
Wind Speed W 7 mph
Barometer 29.93 in (1015.0 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 2 May 10:54 am EDT
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Today

    Today: A chance of showers, mainly between 4pm and 5pm. Mostly cloudy, with a high near 47. West wind around 10 mph. Chance of precipitation is 30%.

    High: 47 °F

    Chance
    Showers

  • Tonight

    Tonight: Widespread frost after 2am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 30. Northwest wind 7 to 10 mph.

    Low: 30 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost before 8am. Otherwise, mostly sunny, with a high near 52. West wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 52 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 42. Southwest wind 8 to 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers after 2pm. Mostly sunny, with a high near 64. Southwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 71. Chance of precipitation is 40%.

    High: 71 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.

    Low: 55 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 63. Chance of precipitation is 80%.

    High: 63 °F

    Showers

Detailed Forecast

Today
A chance of showers, mainly between 4pm and 5pm. Mostly cloudy, with a high near 47. West wind around 10 mph. Chance of precipitation is 30%.
Tonight
Widespread frost after 2am. Otherwise, mostly cloudy, then gradually becoming clear, with a low around 30. Northwest wind 7 to 10 mph.
Sunday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 52. West wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 42. Southwest wind 8 to 10 mph.
Monday
A slight chance of showers after 2pm. Mostly sunny, with a high near 64. Southwest wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Wednesday
Showers. High near 63. Chance of precipitation is 80%.
Wednesday Night
Showers. Low around 49. Chance of precipitation is 80%.
Thursday
Showers. High near 56. Chance of precipitation is 80%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 37. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 52. 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:
11:21 am EDT May 2, 2026
Forecast Valid:
11am EDT May 2, 2026-6pm EDT May 8, 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