


Hazardous Weather Conditions
Current conditions at
Johnstown - Cambria County Airport (KJST)
Lat: 40.31°NLon: 78.83°WElev: 2274ft.
Mostly Cloudy
74°F
23°C
Humidity | 74% |
Wind Speed | W 8 mph |
Barometer | 30.04 in (1015.8 mb) |
Dewpoint | 65°F (18°C) |
Visibility | 10.00 mi |
Last update | 14 Jun 3:54 pm EDT |
Extended Forecast for
Johnstown PA
Flood Watch June 14, 04:57pm until June 14, 11:00pm
NOW until 11:00pm Sat
Flood Watch
This Afternoon
High: 75 °F
T-storms
LikelyTonight
Low: 63 °F
T-storms
Likely then
Chance
T-stormsSunday
High: 70 °F
Showers
Likely and
Areas FogSunday Night
Low: 61 °F
Showers
LikelyMonday
High: 71 °F
Chance
ShowersMonday Night
Low: 62 °F
Chance
T-stormsTuesday
High: 76 °F
Chance
Showers then
ShowersTuesday Night
Low: 66 °F
Showers then
Chance
T-storms
Detailed Forecast
This Afternoon
Showers likely and possibly a thunderstorm before 5pm, then showers and thunderstorms likely after 5pm. Mostly cloudy, with a high near 75. Calm wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 70. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 8pm, then a chance of showers after 8pm. Mostly cloudy, with a low around 61. Southeast wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers. Mostly cloudy, with a high near 71. Southeast wind 3 to 6 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers, mainly after 2pm. High near 76. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 66. Chance of precipitation is 80%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Juneteenth
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 82.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Johnstown PA
40.32°N 78.93°W (Elev. 1670 ft)
40.32°N 78.93°W (Elev. 1670 ft)
2:07 pm EDT Jun 14, 2025
4pm EDT Jun 14, 2025-6pm EDT Jun 21, 2025