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Current conditions at
Johnstown - Cambria County Airport (KJST)
Lat: 40.31°NLon: 78.83°WElev: 2274ft.
Partly Cloudy
57°F
14°C
| Humidity | 90% |
| Wind Speed | SW 6 mph |
| Barometer | 29.94 in (1012.9 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 21 Jun 1:54 am EDT |
Extended Forecast for
2 Miles SSW Twin Rocks PA
Overnight
Low: 55 °F
Mostly Cloudy
Sunday
High: 74 °F
Partly Sunny
Sunday Night
Low: 59 °F
Mostly Cloudy
then Chance
RainMonday
High: 72 °F
Heavy Rain
Monday Night
Low: 57 °F
Showers
Tuesday
High: 74 °F
Chance
Showers then
Mostly SunnyTuesday Night
Low: 53 °F
Mostly Clear
Wednesday
High: 75 °F
Sunny
Wednesday Night
Low: 58 °F
Mostly Clear
Detailed Forecast
Overnight
Mostly cloudy, with a low around 55. Light southwest wind.
Sunday
Partly sunny, with a high near 74. West wind 5 to 8 mph.
Sunday Night
A chance of rain, mainly after 3am. Mostly cloudy, with a low around 59. Calm wind becoming southeast around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Periods of rain and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 72. Southeast wind 8 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 57. West wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers before 8am. Partly sunny, with a high near 74. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Friday Night
A chance of thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 77.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles SSW Twin Rocks PA
40.51°N 78.87°W (Elev. 1831 ft)
40.51°N 78.87°W (Elev. 1831 ft)
2:21 am EDT Jun 21, 2026
2am EDT Jun 21, 2026-6pm EDT Jun 27, 2026
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