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

38°F

3°C

Humidity 89%
Wind Speed SW 6 mph
Barometer 30.13 in (1022.0 mb)
Dewpoint 35°F (2°C)
Visibility 8.00 mi
Wind Chill33°F (1°C)
Last update 8 Jan 8:54 am EST
Extended Forecast for

2 Miles WNW Jerome PA

  • Today

    Today: Mostly sunny, with a high near 51. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 40. South wind 6 to 8 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Decreasing
    Clouds

  • Friday

    Friday: Showers, mainly after 11am. High near 57. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Showers
    Likely then
    Showers

  • Friday Night

    Friday Night: Showers likely. Cloudy, with a low around 45. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 50. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 50 °F

    Showers

  • Saturday Night

    Saturday Night: Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 31 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Sunday

    Sunday: A chance of snow showers. Partly sunny, with a high near 35. Chance of precipitation is 40%.

    High: 35 °F

    Chance Snow
    Showers

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 51. Calm wind becoming southeast around 6 mph in the afternoon.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 40. South wind 6 to 8 mph, with gusts as high as 20 mph.
Friday
Showers, mainly after 11am. High near 57. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely. Cloudy, with a low around 45. Southwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 50. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Rain showers likely before 1am, then a slight chance of rain and snow showers between 1am and 4am, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 31. Chance of precipitation is 60%. Little or no snow accumulation expected.
Sunday
A chance of snow showers. Partly sunny, with a high near 35. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
Mostly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 31.
Wednesday
A chance of showers. Mostly cloudy, with a high near 40. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Jerome PA
 40.22°N 79°W (Elev. 1791 ft)
Last Update:
7:21 am EST Jan 8, 2026
Forecast Valid:
8am EST Jan 8, 2026-6pm EST Jan 14, 2026
 
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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