Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

A Few Clouds

51°F

11°C

Humidity 61%
Wind Speed S 16 G 25 mph
Barometer 30.02 in (1016.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 28 Apr 4:54 am EDT
Extended Forecast for

Johnstown PA

  • Overnight

    Overnight: A chance of showers.  Mostly cloudy, with a low around 49. South wind around 10 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 3pm, then a slight chance of showers between 3pm and 4pm.  High near 65. South wind 7 to 9 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly between midnight and 5am, then a chance of rain after 5am.  Mostly cloudy, with a low around 53. Light south wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Rain likely, then rain and possibly a thunderstorm after 11am.  High near 63. Calm wind becoming southeast 5 to 7 mph in the afternoon.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 63 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 8pm, then a chance of rain between 8pm and 2am.  Low around 41. Northwest wind around 7 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain.  Partly sunny, with a high near 54. Chance of precipitation is 40%.

    High: 54 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers. Mostly cloudy, with a low around 49. South wind around 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers and possibly a thunderstorm before 3pm, then a slight chance of showers between 3pm and 4pm. High near 65. South wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers, mainly between midnight and 5am, then a chance of rain after 5am. Mostly cloudy, with a low around 53. Light south wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, then rain and possibly a thunderstorm after 11am. High near 63. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm before 8pm, then a chance of rain between 8pm and 2am. Low around 41. Northwest wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 37.
Friday
A chance of rain. Partly sunny, with a high near 54. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Partly cloudy, with a low around 39.
Monday
A chance of rain. Partly sunny, with a high near 60. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
3:41 am EDT Apr 28, 2026
5am EDT Apr 28, 2026-6pm EDT May 4, 2026
 
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Additional Resources

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