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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

28°F

-2°C

Humidity 78%
Wind Speed W 15 G 21 mph
Barometer 29.82 in (1011.5 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 11 Jan 7:54 am EST
Extended Forecast for

Portage PA

Wind Advisory January 11, 10:00am until January 12, 01:00am
Click here for hazard details and duration
Wind Advisory

  • Today

    Today: Snow showers. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 31. Breezy, with a west wind 13 to 23 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Tonight

    Tonight: Snow showers likely, mainly before 9pm. Areas of blowing snow between 8pm and 9pm. Mostly cloudy, with a low around 23. Breezy, with a west wind 20 to 24 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Showers
    Likely and
    Areas Blowing
    Snow

  • Monday

    Monday: Mostly sunny, with a high near 33. West wind 13 to 17 mph, with gusts as high as 30 mph.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. West wind 11 to 14 mph, with gusts as high as 26 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. Southwest wind around 10 mph, with gusts as high as 22 mph.

    High: 41 °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 30%.

    Low: 36 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly after 1pm. Cloudy, with a high near 39. Chance of precipitation is 70%.

    High: 39 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 40%.

    High: 25 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Snow showers. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 31. Breezy, with a west wind 13 to 23 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers likely, mainly before 9pm. Areas of blowing snow between 8pm and 9pm. Mostly cloudy, with a low around 23. Breezy, with a west wind 20 to 24 mph, with gusts as high as 46 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 33. West wind 13 to 17 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 27. West wind 11 to 14 mph, with gusts as high as 26 mph.
Tuesday
Partly sunny, with a high near 41. Southwest wind around 10 mph, with gusts as high as 22 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Wednesday
Showers likely, mainly after 1pm. Cloudy, with a high near 39. Chance of precipitation is 70%.
Wednesday Night
Rain and snow showers likely before 1am, then a chance of snow showers. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
A chance of snow showers. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Saturday
A chance of snow showers. Mostly cloudy, 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
 40.38°N 78.66°W (Elev. 2096 ft)
Last Update:
7:11 am EST Jan 11, 2026
Forecast Valid:
8am EST Jan 11, 2026-6pm EST Jan 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation