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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Light Snow

20°F

-7°C

Humidity 65%
Wind Speed W 18 G 29 mph
Barometer 29.84 in (1014.3 mb)
Dewpoint 10°F (-12°C)
Visibility 1.75 mi
Wind Chill5°F (-15°C)
Last update 19 Jan 2:53 pm EST
Extended Forecast for

Johnstown-Cambria County Airport PA

Cold Weather Advisory January 19, 09:00pm until January 20, 01:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 1. Wind chill values as low as -15. Breezy, with a west wind 16 to 21 mph, with gusts as high as 36 mph.

    Low: 1 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 12. Wind chill values as low as -20. West wind 15 to 18 mph, with gusts as high as 32 mph.

    High: 12 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 7. Wind chill values as low as -5. West wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 7 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of snow showers after 1pm. Mostly cloudy, with a high near 34. Wind chill values as low as zero. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Partly Sunny
    then Chance
    Snow Showers

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly before 1am. Mostly cloudy, with a low around 27. Southwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Thursday

    Thursday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 16.

    High: 16 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 1. Wind chill values as low as -15. Breezy, with a west wind 16 to 21 mph, with gusts as high as 36 mph.
Tuesday
Sunny, with a high near 12. Wind chill values as low as -20. West wind 15 to 18 mph, with gusts as high as 32 mph.
Tuesday Night
Mostly clear, with a low around 7. Wind chill values as low as -5. West wind 7 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Wednesday
A chance of snow showers after 1pm. Mostly cloudy, with a high near 34. Wind chill values as low as zero. South wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Wednesday Night
A chance of snow, mainly before 1am. Mostly cloudy, with a low around 27. Southwest wind 14 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday
Partly sunny, with a high near 31.
Thursday Night
Partly cloudy, with a low around 11.
Friday
Mostly cloudy, with a high near 16.
Friday Night
Mostly cloudy, with a low around -2.
Saturday
A chance of snow showers after 1pm. Mostly cloudy and cold, with a high near 6. Chance of precipitation is 30%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 0. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Partly sunny, with a high near 11. Chance of precipitation is 40%.
Sunday Night
A chance of snow showers. Mostly cloudy, with a low around 1. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 15.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown-Cambria County Airport PA
 40.31°N 78.84°W (Elev. 2221 ft)
Last Update:
1:16 pm EST Jan 19, 2026
Forecast Valid:
4pm EST Jan 19, 2026-6pm EST Jan 26, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation