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

61°F

16°C

Humidity 70%
Wind Speed NW 15 G 25 mph
Barometer 29.83 in (1008.9 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 19 Jun 12:54 am EDT
Extended Forecast for

2 Miles NNW Brownstown PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 55. Northwest wind around 6 mph.

    Low: 55 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Mostly cloudy, then gradually becoming sunny, with a high near 75. West wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers after 2pm. Sunny, with a high near 75. West wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 75 °F

    Sunny then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers. Partly cloudy, with a low around 56. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Monday

    Monday: Showers, with thunderstorms also possible after 2pm. High near 77. Chance of precipitation is 90%.

    High: 77 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 55. Northwest wind around 6 mph.
Juneteenth
Mostly cloudy, then gradually becoming sunny, with a high near 75. West wind 6 to 11 mph, with gusts as high as 23 mph.
Friday Night
Partly cloudy, with a low around 55. Northwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Saturday
A slight chance of showers after 2pm. Sunny, with a high near 75. West wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers. Partly cloudy, with a low around 56. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Monday
Showers, with thunderstorms also possible after 2pm. High near 77. Chance of precipitation is 90%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 50%.
Tuesday
Partly sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 78. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNW Brownstown PA
 40.37°N 78.95°W (Elev. 1198 ft)
Last Update:
8:55 pm EDT Jun 18, 2026
Forecast Valid:
1am EDT Jun 19, 2026-6pm EDT Jun 25, 2026
 
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