Current conditions at

Johnstown - Cambria County Airport (KJST)

Lat: 40.31°NLon: 78.83°WElev: 2274ft.

Overcast

75°F

24°C

Humidity 76%
Wind Speed SW 7 mph
Barometer 30.12 in (1018.3 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 13 Jul 9:54 am EDT
Extended Forecast for

3 Miles N Summerhill PA

Flood Watch July 13, 01:00pm until July 14, 01:00am
Click here for hazard details and duration
Flood Watch
  • Today

    Today: Showers and thunderstorms likely, mainly after 5pm.  Partly sunny, with a high near 83. Southwest wind around 6 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 8pm.  Low around 68. Light southwest wind.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    T-storms then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 11am.  Partly sunny, with a high near 80. West wind 3 to 5 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm.  Mostly cloudy, with a low around 66. Calm wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: Isolated showers, then scattered showers and thunderstorms after 11am.  Partly sunny, with a high near 83. Light southeast wind.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Scattered
    T-storms

  • Tuesday Night

    Tuesday Night: Scattered showers and thunderstorms before 8pm.  Partly cloudy, with a low around 68. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Scattered
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm.  Partly sunny, with a high near 84. Chance of precipitation is 70%.

    High: 84 °F

    Partly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms after 8pm.  Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely then
    Scattered
    T-storms

  • Thursday

    Thursday: Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm.  Mostly cloudy, with a high near 82. Chance of precipitation is 70%.

    High: 82 °F

    Scattered
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 83. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 8pm. Low around 68. Light southwest wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 80. West wind 3 to 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Isolated showers, then scattered showers and thunderstorms after 11am. Partly sunny, with a high near 83. Light southeast wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Scattered showers and thunderstorms before 8pm. Partly cloudy, with a low around 68. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms after 8pm. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Thursday
Scattered showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 82. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then scattered showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
Scattered showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Friday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Saturday
Scattered showers. Partly sunny, with a high near 79. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Summerhill PA
 40.42°N 78.77°W (Elev. 2182 ft)
8:29 am EDT Jul 13, 2025
10am EDT Jul 13, 2025-6pm EDT Jul 19, 2025
 
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Additional Resources

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