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

35°F

2°C

Humidity 85%
Wind Speed N 13 G 18 mph
Barometer 29.58 in (1002.9 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 13 Nov 1:54 am EST
Extended Forecast for

Portage PA

  • Overnight

    Overnight: A chance of snow showers, mainly after 3am. Cloudy, with a low around 32. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    Low: 32 °F

    Chance Snow
    Showers

  • Friday

    Friday: A chance of snow showers before 7am. Mostly cloudy, with a high near 38. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    High: 38 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Friday Night

    Friday Night: A chance of snow showers, mainly between 2am and 5am. Mostly cloudy, with a low around 30. Northwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers before 3pm, then a chance of rain and snow showers between 3pm and 4pm, then a chance of rain showers after 4pm. Mostly cloudy, with a high near 38. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 38 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Rain and snow showers likely, becoming all snow after 10pm. Mostly cloudy, with a low around 33. West wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 33 °F

    Rain/Snow
    Likely then
    Snow Showers
    Likely

  • Sunday

    Sunday: A chance of snow showers before 10am, then a chance of rain showers between 10am and 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 40 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of snow showers, mainly after 3am. Cloudy, with a low around 32. North wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Friday
A chance of snow showers before 7am. Mostly cloudy, with a high near 38. Northwest wind 11 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Friday Night
A chance of snow showers, mainly between 2am and 5am. Mostly cloudy, with a low around 30. Northwest wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Saturday
A chance of snow showers before 3pm, then a chance of rain and snow showers between 3pm and 4pm, then a chance of rain showers after 4pm. Mostly cloudy, with a high near 38. West wind 14 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
Rain and snow showers likely, becoming all snow after 10pm. Mostly cloudy, with a low around 33. West wind 15 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Sunday
A chance of snow showers before 10am, then a chance of rain showers between 10am and 1pm. Mostly cloudy, with a high near 40. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 42.
Monday Night
Mostly clear, with a low around 28.
Tuesday
Sunny, with a high near 47.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 54.
Wednesday Night
Clear, with a low around 33.
Thursday
Mostly sunny, with a high near 58.
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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:
1:36 am EST Nov 13, 2026
Forecast Valid:
1am EST Nov 13, 2026-6pm EST Nov 19, 2026
 
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Additional Resources

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Chance of Precipitation