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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

58°F

14°C

Humidity 90%
Wind Speed S 12 G 21 mph
Barometer 29.87 in (1011.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Mar 8:54 am EDT
Extended Forecast for

Johnstown-Cambria County Airport PA

  • Today

    Today: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe. High near 72. Southwest wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 30. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 30 °F

    Showers and
    Breezy then
    Rain/Snow

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind around 18 mph, with gusts as high as 38 mph.

    High: 38 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. West wind 6 to 10 mph, with gusts as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 50. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain
    and Breezy

  • Friday Night

    Friday Night: A slight chance of rain before 11pm, then a slight chance of snow between 11pm and 2am. Partly cloudy, with a low around 28. Breezy. Chance of precipitation is 20%.

    Low: 28 °F

    Breezy.
    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 55.

    High: 55 °F

    Mostly Cloudy

Detailed Forecast

Today
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could be severe. High near 72. Southwest wind 7 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Rain showers before 5am, then a chance of rain and snow showers. Some thunder is also possible. Low around 30. Breezy, with a southwest wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 38. Northwest wind around 18 mph, with gusts as high as 38 mph.
Thursday Night
Mostly clear, with a low around 28. West wind 6 to 10 mph, with gusts as high as 20 mph.
Friday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 50. Breezy, with a south wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of rain before 11pm, then a slight chance of snow between 11pm and 2am. Partly cloudy, with a low around 28. Breezy. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 32.
Sunday
Mostly cloudy, with a high near 55.
Sunday Night
Showers, mainly after 2am. Low around 35. Breezy. Chance of precipitation is 80%.
Monday
Rain and snow showers. High near 46. Breezy. Chance of precipitation is 80%.
Monday Night
A chance of snow showers. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown-Cambria County Airport PA
 40.33°N 78.84°W (Elev. 2116 ft)
Last Update:
8:46 am EDT Mar 11, 2026
Forecast Valid:
9am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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