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

18°C

64°F

Humidity 84%
Wind Speed S 13 km/h
Barometer 1004.9 mb (29.72 in)
Dewpoint 15°C (59°F)
Visibility 16 km
Last update 8 May 1:54 am EDT
Extended Forecast for

Johnstown PA

  • Overnight

    Overnight: Showers and thunderstorms. Low around 17. Southwest wind 5 to 8 km/h. Chance of precipitation is 100%. New rainfall amounts between 5 and 7.5 mm possible.

    Low: 17 °C

    T-storms

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 26. West wind 14 to 21 km/h, with gusts as high as 34 km/h.

    High: 26 °C

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Increasing clouds, with a low around 13. West wind 5 to 8 km/h becoming south after midnight. Chance of precipitation is 30%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Low: 13 °C

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers, with thunderstorms also possible after 11am. High near 20. South wind 5 to 11 km/h. Chance of precipitation is 100%. New rainfall amounts between 7.5 mm and 1 cm possible.

    High: 20 °C

    Showers

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 9. West wind 5 to 13 km/h. Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.

    Low: 9 °C

    Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely before 11am, then showers likely and possibly a thunderstorm between 11am and 5pm, then showers likely after 5pm. Partly sunny, with a high near 16. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.

    High: 16 °C

    Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6.

    Low: 6 °C

    Partly Cloudy

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 16. Chance of precipitation is 70%.

    High: 16 °C

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 7. Chance of precipitation is 60%.

    Low: 7 °C

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
Showers and thunderstorms. Low around 17. Southwest wind 5 to 8 km/h. Chance of precipitation is 100%. New rainfall amounts between 5 and 7.5 mm possible.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 26. West wind 14 to 21 km/h, with gusts as high as 34 km/h.
Wednesday Night
A chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Increasing clouds, with a low around 13. West wind 5 to 8 km/h becoming south after midnight. Chance of precipitation is 30%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Thursday
Showers, with thunderstorms also possible after 11am. High near 20. South wind 5 to 11 km/h. Chance of precipitation is 100%. New rainfall amounts between 7.5 mm and 1 cm possible.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 9. West wind 5 to 13 km/h. Chance of precipitation is 60%. New rainfall amounts between 5 and 7.5 mm possible.
Friday
Showers and thunderstorms likely before 11am, then showers likely and possibly a thunderstorm between 11am and 5pm, then showers likely after 5pm. Partly sunny, with a high near 16. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Friday Night
Partly cloudy, with a low around 6.
Saturday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 16. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 7. Chance of precipitation is 60%.
Sunday
A chance of showers. Partly sunny, with a high near 17. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 7.
Monday
A chance of showers. Mostly sunny, with a high near 21. Chance of precipitation is 40%.
Monday Night
A chance of showers. Partly cloudy, with a low around 10. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 23. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 m)
Last Update:
2:10 am EDT May 8, 2024
Forecast Valid:
2am EDT May 8, 2024-6pm EDT May 14, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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