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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

25°F

-4°C

Humidity 72%
Wind Speed SE 3 mph
Barometer 30.16 in (1024.6 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 1 Dec 5:54 pm EST
Extended Forecast for

Johnstown-Cambria County Airport PA

Winter Weather Advisory December 2, 01:00am until December 2, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Snow, mainly after 4am. Low around 25. Southeast wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.

    Low: 25 °F

    Mostly Cloudy
    then Snow

  • Tuesday

    Tuesday: Snow before 4pm, then a chance of snow and freezing rain. High near 31. Southeast wind 6 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 inches possible.

    High: 31 °F

    Snow then
    Wintry Mix

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 21. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. Southwest wind around 9 mph.

    High: 30 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of snow showers before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.

    High: 26 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.

    Low: 20 °F

    Chance Snow

Detailed Forecast

Tonight
Snow, mainly after 4am. Low around 25. Southeast wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
Tuesday
Snow before 4pm, then a chance of snow and freezing rain. High near 31. Southeast wind 6 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Mostly cloudy, with a low around 21. Northwest wind 8 to 11 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 30. Southwest wind around 9 mph.
Wednesday Night
Partly cloudy, with a low around 23. Southwest wind 8 to 13 mph, with gusts as high as 24 mph.
Thursday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 8.
Friday
Partly sunny, with a high near 26.
Friday Night
A chance of snow. Mostly cloudy, with a low around 20. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 33.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 30%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 25.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnstown-Cambria County Airport PA
 40.31°N 78.84°W (Elev. 2221 ft)
Last Update:
2:26 pm EST Dec 1, 2025
Forecast Valid:
6pm EST Dec 1, 2025-6pm EST Dec 8, 2025
 
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