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Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Partly Cloudy

42°F

6°C

Humidity 89%
Wind Speed SW 7 mph
Barometer 29.86 in (1012.2 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 1 May 8:54 pm EDT
Extended Forecast for

Johnstown-Cambria County Airport PA

Freeze Warning May 2, 12:00am until May 2, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Tonight

    Tonight: A chance of showers before 10pm. Areas of frost after 3am. Otherwise, mostly cloudy, with a low around 33. Northwest wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 33 °F

    Chance
    Showers then
    Areas Frost

  • Saturday

    Saturday: Areas of frost between 9am and 10am. Otherwise, partly sunny, with a high near 49. Northwest wind 6 to 10 mph.

    High: 49 °F

    Areas Frost
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Widespread frost after 2am. Otherwise, partly cloudy, with a low around 31. Northwest wind 7 to 9 mph.

    Low: 31 °F

    Partly Cloudy
    then Frost

  • Sunday

    Sunday: Widespread frost before 8am. Otherwise, mostly sunny, with a high near 53. West wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 53 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 41. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 64. Chance of precipitation is 20%.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.

    Low: 53 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers before 10pm. Areas of frost after 3am. Otherwise, mostly cloudy, with a low around 33. Northwest wind 8 to 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Areas of frost between 9am and 10am. Otherwise, partly sunny, with a high near 49. Northwest wind 6 to 10 mph.
Saturday Night
Widespread frost after 2am. Otherwise, partly cloudy, with a low around 31. Northwest wind 7 to 9 mph.
Sunday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 53. West wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 41. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.
Monday
A slight chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 64. Chance of precipitation is 20%.
Monday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 40%.
Tuesday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Wednesday
Showers. High near 62. Chance of precipitation is 80%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 46. Chance of precipitation is 70%.
Thursday
Showers likely. Mostly cloudy, with a high near 54. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 54. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Johnstown-Cambria County Airport PA
 40.31°N 78.84°W (Elev. 2221 ft)
Last Update:
8:06 pm EDT May 1, 2026
Forecast Valid:
9pm EDT May 1, 2026-6pm EDT May 8, 2026
 
Forecast Discussion
 
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Additional Resources

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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