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.

Fair

58°F

14°C

Humidity 87%
Wind Speed SE 5 mph
Barometer 30.02 in (1016.1 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 10 Mar 9:54 pm EDT
Extended Forecast for

3 Miles NE Chest Springs PA

  • Tonight

    Tonight: Partly cloudy, with a low around 57. South wind 3 to 6 mph.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10am. Some of the storms could be severe. High near 72. South wind 8 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Severe
    Thunderstorms

  • Wednesday Night

    Wednesday Night: Rain showers before 5am, then rain and snow showers likely. Some thunder is also possible. Low around 31. West wind around 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Severe
    Thunderstorms
    then
    Rain/Snow

  • Thursday

    Thursday: Snow showers likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Breezy. Snow
    Showers
    Likely then
    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. West wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of snow showers before 2pm, then a chance of rain showers. Mostly cloudy, with a high near 50. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain showers, mixing with snow after 8pm, then gradually ending. Partly cloudy, with a low around 28. Chance of precipitation is 30%.

    Low: 28 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of rain and snow showers after 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. South wind 3 to 6 mph.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10am. Some of the storms could be severe. High near 72. South wind 8 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain showers before 5am, then rain and snow showers likely. Some thunder is also possible. Low around 31. West wind around 18 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers likely, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 40. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Mostly clear, with a low around 28. West wind 6 to 9 mph, with gusts as high as 20 mph.
Friday
A slight chance of snow showers before 2pm, then a chance of rain showers. Mostly cloudy, with a high near 50. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain showers, mixing with snow after 8pm, then gradually ending. Partly cloudy, with a low around 28. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
A chance of rain and snow showers after 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Sunday
A chance of rain and snow showers before 8am, then a chance of rain showers after 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Sunday Night
Showers. Low around 34. Chance of precipitation is 80%.
Monday
Rain and snow showers. High near 46. Chance of precipitation is 80%.
Monday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Chest Springs PA
 40.62°N 78.59°W (Elev. 1539 ft)
Last Update:
8:51 pm EDT Mar 10, 2026
Forecast Valid:
10pm EDT Mar 10, 2026-6pm EDT Mar 17, 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