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

65°F

18°C

Humidity 51%
Wind Speed SW 3 mph
Barometer 30.27 in (1024.4 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 4 Oct 9:54 pm EDT
Extended Forecast for

Armagh PA

  • Tonight

    Tonight: Clear, with a low around 52. Calm wind.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Light south wind.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 54. Southeast wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 82. Light and variable wind.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 60. Calm wind. Chance of precipitation is 20%.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 74 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers. Low around 52. Chance of precipitation is 90%.

    Low: 52 °F

    Showers

  • Wednesday

    Wednesday: Showers likely before 8am. Mostly sunny, with a high near 65. Chance of precipitation is 60%.

    High: 65 °F

    Showers
    Likely then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 52. Calm wind.
Sunday
Sunny, with a high near 82. Light south wind.
Sunday Night
Clear, with a low around 54. Southeast wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 82. Light and variable wind.
Monday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 60. Calm wind. Chance of precipitation is 20%.
Tuesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 74. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Showers. Low around 52. Chance of precipitation is 90%.
Wednesday
Showers likely before 8am. Mostly sunny, with a high near 65. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 45.
Friday
Mostly sunny, with a high near 68.
Friday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 67. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Armagh PA
 40.44°N 79°W (Elev. 1401 ft)
Last Update:
10:03 pm EDT Oct 4, 2025
Forecast Valid:
10pm EDT Oct 4, 2025-6pm EDT Oct 11, 2025
 
Forecast Discussion
 
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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