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

48°F

9°C

Humidity 86%
Wind Speed W 12 G 26 mph
Barometer 29.77 in (1008.3 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 22 May 5:54 pm EDT
Extended Forecast for

Johnstown PA

  • This Afternoon

    This Afternoon: Rain. High near 53. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain

  • Tonight

    Tonight: Rain before 8pm, then showers likely after 8pm. Low around 45. West wind around 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 possible.

    Low: 45 °F

    Rain

  • Friday

    Friday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 53. West wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 42. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Showers
    Likely then
    Isolated
    Showers

  • Saturday

    Saturday: Isolated showers after 8am. Mostly cloudy, with a high near 56. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 56 °F

    Isolated
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Rain. High near 53. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain before 8pm, then showers likely after 8pm. Low around 45. West wind around 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 possible.
Friday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 53. West wind 10 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 42. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Isolated showers after 8am. Mostly cloudy, with a high near 56. West wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 62.
Sunday Night
Partly cloudy, with a low around 43.
Memorial Day
Partly sunny, with a high near 68.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 40%.
Tuesday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Wednesday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Thursday
Showers likely. Partly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
Last Update:
3:12 pm EDT May 22, 2025
Forecast Valid:
5pm EDT May 22, 2025-6pm EDT May 29, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation