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

54°F

12°C

Humidity 87%
Wind Speed S 10 G 20 mph
Barometer 30.19 in (1022.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 4 Oct 4:54 am EDT
Extended Forecast for

Southmont PA

  • Today

    Today: A slight chance of light rain between 8am and 9am. Cloudy, with a high near 68. South wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 68 °F

    Slight Chance
    Light Rain
    then Mostly
    Cloudy

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Patchy Fog

  • Monday

    Monday: Mostly sunny, with a high near 61. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Northwest wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Patchy fog between 7am and 8am. Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 61. Calm wind.

    High: 61 °F

    Patchy Frost
    and Patchy
    Fog then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 70.

    High: 70 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of light rain between 8am and 9am. Cloudy, with a high near 68. South wind 3 to 6 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 9pm. Otherwise, partly cloudy, with a low around 48. Calm wind.
Monday
Mostly sunny, with a high near 61. Northwest wind 6 to 11 mph, with gusts as high as 22 mph.
Monday Night
Mostly clear, with a low around 37. Northwest wind around 6 mph becoming calm in the evening.
Tuesday
Patchy fog between 7am and 8am. Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 61. Calm wind.
Tuesday Night
Mostly clear, with a low around 42.
Wednesday
Patchy frost between 7am and 8am. Otherwise, sunny, with a high near 70.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Mostly sunny, with a high near 68.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Southmont PA
 40.32°N 78.93°W (Elev. 1670 ft)
Last Update:
5:47 am EDT Oct 4, 2026
Forecast Valid:
5am EDT Oct 4, 2026-6pm EDT Oct 10, 2026
 
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