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

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Light Rain

53°F

12°C

Humidity 93%
Wind Speed SW 14 G 24 mph
Barometer 29.63 in (1004.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 7 Nov 6:54 pm EST
Extended Forecast for

Portage PA

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 3am. Low around 44. Southwest wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers then
    Slight Chance
    Showers

  • Saturday

    Saturday: Increasing clouds, with a high near 55. West wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 55 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A chance of showers after 1am. Mostly cloudy, with a low around 43. Southwest wind 3 to 6 mph. Chance of precipitation is 40%.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers. High near 55. Southeast wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 55 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of rain showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 30. Northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Chance
    Rain/Snow
    then Chance
    Snow Showers

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.

    Low: 24 °F

    Chance Snow
    Showers

  • Veterans Day

    Veterans Day: Partly sunny, with a high near 35. Breezy.

    High: 35 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and possibly a thunderstorm before 11pm, then a slight chance of showers between 11pm and 3am. Low around 44. Southwest wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Increasing clouds, with a high near 55. West wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A chance of showers after 1am. Mostly cloudy, with a low around 43. Southwest wind 3 to 6 mph. Chance of precipitation is 40%.
Sunday
Showers. High near 55. Southeast wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of rain showers before 10pm, then a chance of snow showers. Mostly cloudy, with a low around 30. Northwest wind around 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday
A chance of snow showers. Mostly cloudy, with a high near 33. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 50%.
Veterans Day
Partly sunny, with a high near 35. Breezy.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Partly sunny, with a high near 44. Breezy.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Thursday
Partly sunny, with a high near 42. Breezy.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portage PA
 40.36°N 78.66°W (Elev. 2103 ft)
Last Update:
7:06 pm EST Nov 7, 2025
Forecast Valid:
7pm EST Nov 7, 2025-6pm EST Nov 14, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation