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

38°F

3°C

Humidity 86%
Wind Speed N 3 mph
Barometer 30.15 in (1022.1 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 9 Jan 11:54 pm EST
Extended Forecast for

2 Miles SSW Nanty-Glo PA

  • Overnight

    Overnight: Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 35. Northwest wind around 5 mph becoming calm.

    Low: 35 °F

    Patchy Fog

  • Saturday

    Saturday: Rain, mainly after 10am. Patchy fog before 9am. High near 45. Light east wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Chance Rain
    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 27. South wind 8 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: 27 °F

    Rain then
    Rain/Snow

  • Sunday

    Sunday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 30. West wind 14 to 18 mph, with gusts as high as 41 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 30 °F

    Snow Showers
    Likely

  • Sunday Night

    Sunday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 22. West wind 15 to 18 mph, with gusts as high as 43 mph. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Snow Showers

  • Monday

    Monday: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Patchy fog before 3am, then patchy fog after 4am. Otherwise, mostly cloudy, with a low around 35. Northwest wind around 5 mph becoming calm.
Saturday
Rain, mainly after 10am. Patchy fog before 9am. High near 45. Light east wind becoming southeast 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half 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 27. South wind 8 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 30. West wind 14 to 18 mph, with gusts as high as 41 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 22. West wind 15 to 18 mph, with gusts as high as 43 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
A chance of rain after 1am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Wednesday
A chance of rain before 1pm, then rain and snow likely. Mostly cloudy, with a high near 38. Chance of precipitation is 60%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Thursday
A chance of snow. Mostly cloudy, with a high near 26. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
A chance of snow. Partly sunny, with a high near 27. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Nanty-Glo PA
 40.44°N 78.85°W (Elev. 1998 ft)
Last Update:
9:51 pm EST Jan 9, 2026
Forecast Valid:
12am EST Jan 10, 2026-6pm EST Jan 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation