Current conditions at
Johnstown - Cambria County Airport (KJST)
Lat: 40.31°NLon: 78.83°WElev: 2274ft.
A Few Clouds
60°F
16°C
| Humidity | 84% |
| Wind Speed | S 6 mph |
| Barometer | 30.01 in (1015.2 mb) |
| Dewpoint | 55°F (13°C) |
| Visibility | 10.00 mi |
| Last update | 19 Aug 6:54 am EDT |
Extended Forecast for
2 Miles NNW Brownstown PA
Today
High: 81 °F
Patchy Fog
then Partly
SunnyTonight

Low: 62 °F
Chance
Showers and
Patchy FogThursday

High: 77 °F
Showers
Likely and
Patchy FogThursday Night

Low: 57 °F
Partly Cloudy
Friday
High: 80 °F
Areas Fog
then Mostly
SunnyFriday Night

Low: 60 °F
Slight Chance
ShowersSaturday
High: 80 °F
Chance
Showers then
Showers
LikelySaturday Night
Low: 60 °F
Showers
Likely then
Chance
T-stormsSunday
High: 76 °F
Partly Sunny
then Chance
T-storms
Detailed Forecast
Today
Patchy fog before 9am. Otherwise, increasing clouds, with a high near 81. Calm wind becoming west 5 to 8 mph in the morning.
Tonight
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Patchy fog before 2am, then patchy fog after 3am. Otherwise, mostly cloudy, with a low around 62. Light and variable wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 77. Light northeast wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Partly cloudy, with a low around 57. Calm wind.
Friday
Areas of fog before 9am. Otherwise, mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Saturday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 60%.
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 60. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 78.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
2 Miles NNW Brownstown PA
40.37°N 78.95°W (Elev. 1198 ft)
40.37°N 78.95°W (Elev. 1198 ft)
6:11 am EDT Aug 19, 2026
7am EDT Aug 19, 2026-6pm EDT Aug 25, 2026


