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

26°F

-3°C

Humidity 69%
Wind Speed W 20 G 33 mph
Barometer 29.89 in (1014.5 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill12°F (-11°C)
Last update 11 Jan 1:54 pm EST
Extended Forecast for

Portage PA

Wind Advisory until January 12, 01:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until January 12, 01:00am

    NOW until 1:00am Mon

    Wind Advisory

  • This Afternoon

    High: 32 °F

    Snow Showers
    and Breezy

  • Tonight

    Tonight: Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 24. West wind 14 to 18 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Showers
    Likely then
    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 34. West wind 11 to 15 mph, with gusts as high as 30 mph.

    High: 34 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. West wind around 10 mph, with gusts as high as 24 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 43. Southwest wind 7 to 9 mph.

    High: 43 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.

    Low: 36 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 1pm, then rain after 1pm. High near 40. Chance of precipitation is 80%.

    High: 40 °F

    Chance
    Showers then
    Rain

  • Wednesday Night

    Wednesday Night: Rain before 1am, then rain and snow likely. Low around 24. Chance of precipitation is 80%.

    Low: 24 °F

    Rain then
    Rain/Snow

Detailed Forecast

This Afternoon
Snow showers. High near 32. Breezy, with a west wind 18 to 21 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers likely, mainly before 7pm. Mostly cloudy, with a low around 24. West wind 14 to 18 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 34. West wind 11 to 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 27. West wind around 10 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 43. Southwest wind 7 to 9 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Wednesday
A chance of showers before 1pm, then rain after 1pm. High near 40. Chance of precipitation is 80%.
Wednesday Night
Rain before 1am, then rain and snow likely. Low around 24. Chance of precipitation is 80%.
Thursday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 60%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 26.
Friday Night
Partly cloudy, with a low around 18.
Saturday
A chance of snow showers. Partly sunny, with a high near 30. Chance of precipitation is 40%.
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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:
1:41 pm EST Jan 11, 2026
Forecast Valid:
2pm EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation