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.

Mostly Cloudy

47°F

8°C

Humidity 66%
Wind Speed W 8 mph
Barometer 29.86 in (1012.1 mb)
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill43°F (6°C)
Last update 15 Nov 3:54 am EST
Extended Forecast for

Portage PA

  • Today

    Today: Showers likely, mainly after 4pm. Cloudy, with a high near 58. Southwest wind 6 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 58 °F

    Chance
    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 5am. Mostly cloudy, with a low around 38. West wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 38 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of rain showers before 10am, then a slight chance of rain and snow showers between 10am and 1pm, then a chance of snow showers after 1pm. Partly sunny, with a high near 43. Breezy, with a west wind 20 to 22 mph, with gusts as high as 44 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 43 °F

    Chance
    Rain/Snow and
    Breezy

  • Sunday Night

    Sunday Night: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 29. West wind around 18 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    Low: 29 °F

    Chance Snow
    Showers

  • Monday

    Monday: A slight chance of snow showers before 1pm. Partly sunny, with a high near 38. Breezy, with a west wind 16 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.

    High: 41 °F

    Partly Sunny
    then Chance
    Rain

  • Tuesday Night

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

    Low: 30 °F

    Chance Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

Detailed Forecast

Today
Showers likely, mainly after 4pm. Cloudy, with a high near 58. Southwest wind 6 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers between 2am and 5am. Mostly cloudy, with a low around 38. West wind 14 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of rain showers before 10am, then a slight chance of rain and snow showers between 10am and 1pm, then a chance of snow showers after 1pm. Partly sunny, with a high near 43. Breezy, with a west wind 20 to 22 mph, with gusts as high as 44 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 29. West wind around 18 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Monday
A slight chance of snow showers before 1pm. Partly sunny, with a high near 38. Breezy, with a west wind 16 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 27.
Tuesday
A chance of rain after 1pm. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Wednesday
Partly sunny, with a high near 45.
Wednesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 39. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 53. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portage PA
 40.39°N 78.68°W (Elev. 1621 ft)
Last Update:
4:21 am EST Nov 15, 2025
Forecast Valid:
4am EST Nov 15, 2025-6pm EST Nov 21, 2025
 
Forecast Discussion
 
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Additional Resources

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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