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.

Overcast and Breezy

24°F

-4°C

Humidity 77%
Wind Speed W 23 G 39 mph
Barometer 30.13 in (1023.6 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 12 Jan 12:54 am EST
Extended Forecast for

Jerome PA

  • Overnight

    Overnight: Cloudy, with a low around 23. West wind 11 to 14 mph, with gusts as high as 29 mph.

    Low: 23 °F

    Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 34. West wind 11 to 14 mph, with gusts as high as 28 mph.

    High: 34 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 27. Southwest wind 7 to 9 mph, with gusts as high as 23 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain, mainly after 1am. Mostly cloudy, with a low around 36. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 36 °F

    Chance Rain

  • Wednesday

    Wednesday: Rain. High near 41. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain before 10pm, then rain and snow between 10pm and 1am, then snow likely after 1am. Low around 23. Chance of precipitation is 80%.

    Low: 23 °F

    Rain/Snow

  • Thursday

    Thursday: Snow likely, mainly before 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.

    High: 28 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.

    Low: 13 °F

    Chance Snow

Detailed Forecast

Overnight
Cloudy, with a low around 23. West wind 11 to 14 mph, with gusts as high as 29 mph.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 34. West wind 11 to 14 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 27. Southwest wind 7 to 9 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 44. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Tuesday Night
A chance of rain, mainly after 1am. Mostly cloudy, with a low around 36. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Wednesday
Rain. High near 41. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain before 10pm, then rain and snow between 10pm and 1am, then snow likely after 1am. Low around 23. Chance of precipitation is 80%.
Thursday
Snow likely, mainly before 1pm. Mostly cloudy, with a high near 28. Chance of precipitation is 70%.
Thursday Night
A chance of snow before 1am. Mostly cloudy, with a low around 13. Chance of precipitation is 30%.
Friday
A chance of snow showers after 1pm. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 19. Chance of precipitation is 30%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 32. Chance of precipitation is 60%.
Saturday Night
A chance of snow showers. Mostly cloudy, with a low around 14. Chance of precipitation is 40%.
Sunday
A chance of snow showers. Partly sunny, with a high near 21. Chance of precipitation is 40%.
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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:
12:56 am EST Jan 12, 2026
Forecast Valid:
1am EST Jan 12, 2026-6pm EST Jan 18, 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