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

32°F

0°C

Humidity 75%
Wind Speed W 7 mph
Barometer 30.11 in (1021.5 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 14 Nov 5:54 am EST
Extended Forecast for

Jerome PA

  • Today

    Today: Increasing clouds, with a high near 50. Southwest wind 3 to 8 mph.

    High: 50 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Southwest wind around 5 mph becoming calm in the evening.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Showers, mainly after 1pm. High near 59. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 59 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 37. West wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers

  • Sunday

    Sunday: A slight chance of showers before 1pm. Mostly sunny, with a high near 46. West wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Rain/Snow

Detailed Forecast

Today
Increasing clouds, with a high near 50. Southwest wind 3 to 8 mph.
Tonight
Mostly cloudy, with a low around 39. Southwest wind around 5 mph becoming calm in the evening.
Saturday
Showers, mainly after 1pm. High near 59. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 37. West wind around 14 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A slight chance of showers before 1pm. Mostly sunny, with a high near 46. West wind 14 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 28.
Monday
Mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
A chance of rain and snow before 1pm, then a chance of rain. Partly sunny, with a high near 42. Chance of precipitation is 50%.
Tuesday Night
A chance of rain before 1am. Partly cloudy, with a low around 24. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A chance of showers. Mostly cloudy, with a high near 47. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jerome PA
 40.24°N 79°W (Elev. 1781 ft)
Last Update:
3:06 am EST Nov 14, 2025
Forecast Valid:
6am EST Nov 14, 2025-6pm EST Nov 20, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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