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

64°F

18°C

Humidity 18%
Wind Speed NE 5 mph
Barometer 30.36 in (1028.5 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 19 Oct 3:54 pm EDT
Extended Forecast for

Belmont PA

  • Tonight

    Tonight: Clear, with a low around 40. Calm wind.

    Low: 40 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 67. Calm wind becoming north around 6 mph in the afternoon.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Patchy frost before 9am. Otherwise, sunny, with a high near 65. Light north wind.

    High: 65 °F

    Patchy Frost
    and Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 3am. Otherwise, clear, with a low around 35. Calm wind.

    Low: 35 °F

    Clear then
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Patchy frost before 9am. Otherwise, sunny, with a high near 63.

    High: 63 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Patchy frost after 4am. Otherwise, clear, with a low around 35.

    Low: 35 °F

    Clear then
    Patchy Frost

Detailed Forecast

Tonight
Clear, with a low around 40. Calm wind.
Tuesday
Sunny, with a high near 67. Calm wind becoming north around 6 mph in the afternoon.
Tuesday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 36. Calm wind.
Wednesday
Areas of fog before 10am. Patchy frost before 9am. Otherwise, sunny, with a high near 65. Light north wind.
Wednesday Night
Patchy fog after 3am. Otherwise, clear, with a low around 35. Calm wind.
Thursday
Patchy fog before 9am. Patchy frost before 9am. Otherwise, sunny, with a high near 63.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 59.
Friday Night
Patchy frost after 4am. Otherwise, clear, with a low around 35.
Saturday
Patchy frost before 9am. Otherwise, sunny, with a high near 60.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly clear, with a low around 42.
Monday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belmont PA
 40.27°N 78.91°W (Elev. 1467 ft)
Last Update:
2:21 pm EDT Oct 19, 2026
Forecast Valid:
4pm EDT Oct 19, 2026-6pm EDT Oct 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation