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.

Mostly Cloudy

33°F

1°C

Humidity 54%
Wind Speed NW 13 mph
Barometer 29.98 in (1017.4 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 17 Nov 5:54 pm EST
Extended Forecast for

Brownstown PA

  • Tonight

    Tonight: Mostly clear, with a low around 27. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph.

    Low: 27 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 1pm, then rain showers likely after 1pm. Increasing clouds, with a high near 43. Light southwest wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51. Calm wind.

    High: 51 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 1am. Mostly cloudy, with a low around 37. Calm wind. Chance of precipitation is 20%.

    Low: 37 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Cloudy, with a high near 54.

    High: 54 °F

    Cloudy

  • Thursday Night

    Thursday Night: Showers likely, mainly after 1am. Cloudy, with a low around 44. Chance of precipitation is 60%.

    Low: 44 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday

    Friday: Showers likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 27. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 22 mph.
Tuesday
A chance of snow showers before 10am, then a chance of rain and snow showers between 10am and 1pm, then rain showers likely after 1pm. Increasing clouds, with a high near 43. Light southwest wind. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
Showers likely, mainly before 1am. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
Mostly cloudy, with a high near 51. Calm wind.
Wednesday Night
A slight chance of showers after 1am. Mostly cloudy, with a low around 37. Calm wind. Chance of precipitation is 20%.
Thursday
Cloudy, with a high near 54.
Thursday Night
Showers likely, mainly after 1am. Cloudy, with a low around 44. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 38. Chance of precipitation is 60%.
Saturday
A chance of showers. Partly sunny, with a high near 52. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 35.
Monday
Partly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brownstown PA
 40.34°N 78.95°W (Elev. 1302 ft)
Last Update:
1:05 pm EST Nov 17, 2025
Forecast Valid:
6pm EST Nov 17, 2025-6pm EST Nov 24, 2025
 
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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