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.

Snow Freezing Fog

23°F

-5°C

Humidity 92%
Wind Speed W 17 G 35 mph
Barometer 29.95 in (1017.1 mb)
Dewpoint 21°F (-6°C)
Visibility 0.25 mi
Wind Chill9°F (-13°C)
Last update 11 Jan 3:54 pm EST
Extended Forecast for

Johnstown PA

Wind Advisory January 11, 04:23pm until January 12, 01:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory January 11, 04:23pm until January 12, 01:00am

    NOW until 1:00am Mon

    Wind Advisory

  • This Afternoon

    High: 33 °F

    Snow Showers

  • Tonight

    Tonight: Snow showers, mainly before 8pm. Low around 24. West wind 10 to 16 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Snow Showers
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.

    High: 35 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. West wind 6 to 8 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 45. Southwest wind around 7 mph.

    High: 45 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

    Low: 37 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely before 1pm, then rain after 1pm. High near 42. Chance of precipitation is 90%.

    High: 42 °F

    Showers
    Likely then
    Rain

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 1am. Low around 24. Chance of precipitation is 80%.

    Low: 24 °F

    Rain/Snow

Detailed Forecast

This Afternoon
Snow showers. High near 33. West wind around 16 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
Snow showers, mainly before 8pm. Low around 24. West wind 10 to 16 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.
Monday Night
Mostly clear, with a low around 27. West wind 6 to 8 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 45. Southwest wind around 7 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Wednesday
Showers likely before 1pm, then rain after 1pm. High near 42. Chance of precipitation is 90%.
Wednesday Night
Rain and snow, becoming all snow after 1am. 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 27.
Friday Night
Partly cloudy, with a low around 18.
Saturday
A chance of snow showers. Partly sunny, with a high near 32. Chance of precipitation is 50%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Partly sunny, with a high near 26.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
Last Update:
3:41 pm EST Jan 11, 2026
Forecast Valid:
4pm EST Jan 11, 2026-6pm EST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation