National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Fair

73°F

23°C

Humidity 79%
Wind Speed E 5 mph
Barometer 30.20 in (1020.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Jun 9:54 pm EDT
Extended Forecast for

Johnstown PA

Heat Advisory June 18, 12:00pm until June 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Patchy Fog

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 10am. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Light southeast wind.

    Low: 69 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 91. Light south wind.

    High: 91 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and hot, with a high near 94.

    High: 94 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before 11pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%.
Tuesday
A slight chance of showers and thunderstorms after 10am. Patchy fog before 7am. Otherwise, mostly sunny, with a high near 91. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 69. Light southeast wind.
Juneteenth
Mostly sunny, with a high near 91. Light south wind.
Wednesday Night
Partly cloudy, with a low around 66. Calm wind.
Thursday
Mostly sunny and hot, with a high near 94.
Thursday Night
Partly cloudy, with a low around 69.
Friday
Mostly sunny and hot, with a high near 94.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny and hot, with a high near 94.
Saturday Night
Mostly cloudy, with a low around 71.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Click Map For Forecast
Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Johnstown PA
 40.32°N 78.93°W (Elev. 1670 ft)
Last Update:
7:40 pm EDT Jun 17, 2024
Forecast Valid:
10pm EDT Jun 17, 2024-6pm EDT Jun 24, 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