Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

56°F

13°C

Humidity 75%
Wind Speed E 3 mph
Barometer 30.19 in (1021.5 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 4 Aug 3:54 am EDT
Extended Forecast for

Portage PA

  • Today

    Today: Patchy fog before 9am.  Otherwise, increasing clouds, with a high near 80. Calm wind becoming east around 6 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 80. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 80 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 62. Light southeast wind.

    Low: 62 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers.  Partly sunny, with a high near 77. Southeast wind 3 to 8 mph.  Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 2am.  Mostly cloudy, with a low around 61. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, increasing clouds, with a high near 80. Calm wind becoming east around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 60. Calm wind.
Tuesday
Partly sunny, with a high near 80. Calm wind becoming southeast around 6 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 62. Light southeast wind.
Wednesday
A slight chance of showers. Partly sunny, with a high near 77. Southeast wind 3 to 8 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 63.
Sunday
Mostly sunny, with a high near 85.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Portage PA
 40.39°N 78.68°W (Elev. 1621 ft)
2:20 am EDT Aug 4, 2025
4am EDT Aug 4, 2025-6pm EDT Aug 10, 2025
 
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