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

28°F

-2°C

Humidity 63%
Wind Speed S 10 mph
Barometer 30.01 in (1018.9 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 13 Jan 5:54 am EST
Extended Forecast for

Brownstown PA

  • Today

    Today: Increasing clouds, with a high near 47. South wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 47 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of rain after 4am. Mostly cloudy, with a low around 38. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 38 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly after 1pm. High near 44. Southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 44 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and snow likely, becoming all snow after 10pm. Mostly cloudy, with a low around 15. West wind 6 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 15 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Thursday

    Thursday: A chance of snow showers. Mostly cloudy, with a high near 21. West wind 11 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    High: 21 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 10.

    Low: 10 °F

    Partly Cloudy

  • Friday

    Friday: A chance of snow showers after 1pm. Partly sunny, with a high near 31. Chance of precipitation is 40%.

    High: 31 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.

    Low: 24 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: Snow showers likely. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.

    High: 35 °F

    Snow Showers
    Likely

Detailed Forecast

Today
Increasing clouds, with a high near 47. South wind 6 to 9 mph, with gusts as high as 21 mph.
Tonight
A slight chance of rain after 4am. Mostly cloudy, with a low around 38. Southwest wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
Rain, mainly after 1pm. High near 44. Southwest wind around 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain and snow likely, becoming all snow after 10pm. Mostly cloudy, with a low around 15. West wind 6 to 11 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 21. West wind 11 to 13 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 10.
Friday
A chance of snow showers after 1pm. Partly sunny, with a high near 31. Chance of precipitation is 40%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Chance of precipitation is 40%.
Saturday
Snow showers likely. Mostly cloudy, with a high near 35. Chance of precipitation is 60%.
Saturday Night
A chance of snow showers before 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 30%.
Sunday
A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 11.
M.L.King Day
A chance of snow showers. Mostly cloudy, with a high near 24. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brownstown PA
 40.34°N 78.92°W (Elev. 1388 ft)
Last Update:
3:31 am EST Jan 13, 2026
Forecast Valid:
6am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation