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.

Light Rain Fog/Mist

33°F

1°C

Humidity 96%
Wind Speed Calm
Barometer 29.98 in (1017.4 mb)
Dewpoint 32°F (0°C)
Visibility 3.00 mi
Last update 18 Nov 10:54 pm EST
Extended Forecast for

Southmont PA

  • Tonight

    Tonight: Rain, mainly before 4am. Patchy fog. Low around 34. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Rain and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, cloudy, with a high near 48. Calm wind.

    High: 48 °F

    Patchy Fog
    then Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers. Cloudy, with a high near 52. Light and variable wind. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Cloudy, with a low around 41. Calm wind. Chance of precipitation is 30%.

    Low: 41 °F

    Cloudy then
    Chance
    Showers

  • Friday

    Friday: A chance of showers. Cloudy, with a high near 57. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 57 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.

    Low: 36 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 51. Chance of precipitation is 40%.

    High: 51 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 4am. Patchy fog. Low around 34. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Patchy fog before 9am. Otherwise, cloudy, with a high near 48. Calm wind.
Wednesday Night
Mostly cloudy, with a low around 33. Calm wind.
Thursday
A slight chance of showers. Cloudy, with a high near 52. Light and variable wind. Chance of precipitation is 20%.
Thursday Night
A chance of showers after 1am. Cloudy, with a low around 41. Calm wind. Chance of precipitation is 30%.
Friday
A chance of showers. Cloudy, with a high near 57. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 51. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Mostly sunny, with a high near 54.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A chance of showers. Partly sunny, with a high near 52. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Southmont PA
 40.3°N 78.93°W (Elev. 1417 ft)
Last Update:
9:46 pm EST Nov 18, 2025
Forecast Valid:
11pm EST Nov 18, 2025-6pm EST Nov 25, 2025
 
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