National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

A Few Clouds

57°F

14°C

Humidity 81%
Wind Speed SW 14 G 25 mph
Barometer 29.93 in (1014.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 9 Jan 3:54 pm EST
Extended Forecast for

Saint Michael-Sidman PA

  • This Afternoon

    This Afternoon: A chance of showers, mainly after 5pm. Mostly cloudy, with a high near 57. Southwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 36. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 37 mph.

    Low: 36 °F

    Mostly Cloudy

  • Saturday

    Saturday: Rain, mainly after 11am. Patchy fog before 8am. High near 45. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain Likely
    and Patchy
    Fog then Rain

  • Saturday Night

    Saturday Night: Rain before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Low around 28. South wind 6 to 14 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 28 °F

    Rain then
    Rain/Snow

  • Sunday

    Sunday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 31. Breezy, with a west wind 14 to 21 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Snow Showers
    Likely and
    Breezy

  • Sunday Night

    Sunday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 23. Breezy. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow Showers
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers, mainly after 5pm. Mostly cloudy, with a high near 57. Southwest wind around 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly cloudy, with a low around 36. West wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 37 mph.
Saturday
Rain, mainly after 11am. Patchy fog before 8am. High near 45. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Rain before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Low around 28. South wind 6 to 14 mph becoming west after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Sunday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 31. Breezy, with a west wind 14 to 21 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 23. Breezy. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 33.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Mostly sunny, with a high near 42.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A chance of rain. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 40%.
Thursday
A chance of snow. Mostly cloudy, with a high near 27. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
A chance of snow. Partly sunny, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Michael-Sidman PA
 40.33°N 78.75°W (Elev. 1696 ft)
Last Update:
4:16 pm EST Jan 9, 2026
Forecast Valid:
4pm EST Jan 9, 2026-6pm EST Jan 16, 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