National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Partly Cloudy

70°F

21°C

Humidity 84%
Wind Speed W 9 mph
Barometer 30.02 in (1015.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 14 Oct 1:54 pm EDT
Extended Forecast for

Jerome PA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 1am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers before noon, then a slight chance of showers after 1pm. Partly sunny, with a high near 63. Light east wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 63 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 3am, then a slight chance of thunderstorms after 5am. Mostly cloudy, with a low around 56. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers, mainly after 2pm. High near 73. Southwest wind 13 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers, mainly before 2am. Low around 36. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Widespread frost, mainly after midnight. Otherwise, clear, with a low around 29.

    Low: 29 °F

    Frost

  • Sunday

    Sunday: Widespread frost before 10am. Otherwise, sunny, with a high near 55.

    High: 55 °F

    Frost then
    Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 52. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers before noon, then a slight chance of showers after 1pm. Partly sunny, with a high near 63. Light east wind becoming southeast 5 to 9 mph in the morning. Chance of precipitation is 20%.
Thursday Night
Showers and thunderstorms likely, mainly before 3am, then a slight chance of thunderstorms after 5am. Mostly cloudy, with a low around 56. South wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers, mainly after 2pm. High near 73. Southwest wind 13 to 17 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers, mainly before 2am. Low around 36. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Widespread frost, mainly after midnight. Otherwise, clear, with a low around 29.
Sunday
Widespread frost before 10am. Otherwise, sunny, with a high near 55.
Sunday Night
Clear, with a low around 32.
Monday
Areas of frost. Otherwise, sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Jerome PA
 40.21°N 78.97°W (Elev. 1883 ft)
Last Update:
2:21 pm EDT Oct 14, 2026
Forecast Valid:
2pm EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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