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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

A Few Clouds

33°F

1°C

Humidity 70%
Wind Speed W 12 G 21 mph
Barometer 29.93 in (1015.4 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 21 Feb 9:54 am EST
Extended Forecast for

Johnstown PA

Winter Storm Watch February 22, 01:00am until February 24, 01:00am
Click here for hazard details and duration
Winter Storm Watch

  • Today

    Today: Mostly sunny, with a high near 43. West wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 43 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of snow, mainly after midnight. Increasing clouds, with a low around 31. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Slight Chance
    Snow then
    Chance Snow

  • Sunday

    Sunday: Snow. High near 34. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow

  • Sunday Night

    Sunday Night: Snow. Low around 26. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Snow

  • Monday

    Monday: A chance of snow showers. Mostly cloudy, with a high near 33. Northwest wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Chance Snow
    Showers

  • Monday Night

    Monday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 20%.

    Low: 14 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.

    Low: 22 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: A chance of snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.

    High: 42 °F

    Chance Snow
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Today
Mostly sunny, with a high near 43. West wind 6 to 10 mph, with gusts as high as 22 mph.
Tonight
A chance of snow, mainly after midnight. Increasing clouds, with a low around 31. Calm wind. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Sunday
Snow. High near 34. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow. Low around 26. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
A chance of snow showers. Mostly cloudy, with a high near 33. Northwest wind 9 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 2 inches possible.
Monday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 14. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 28.
Tuesday Night
A chance of snow showers. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Wednesday
A chance of snow showers before 1pm, then a chance of rain showers. Mostly cloudy, with a high near 42. Chance of precipitation is 40%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 31. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 41.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
Last Update:
7:06 am EST Feb 21, 2026
Forecast Valid:
10am EST Feb 21, 2026-6pm EST Feb 27, 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