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.

Overcast

65°F

18°C

Humidity 97%
Wind Speed NW 7 mph
Barometer 30.06 in (1016.5 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 14 Sep 12:54 am EDT
Extended Forecast for

Paint PASimilar City Names

  • Overnight

    Overnight: A slight chance of showers before 3am. Mostly cloudy, with a low around 56. Northwest wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    Showers

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 67. North wind 7 to 9 mph.

    High: 67 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75. Southeast wind 7 to 9 mph.

    High: 75 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56. Southeast wind 5 to 7 mph becoming calm after midnight.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 20%.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

Detailed Forecast

Overnight
A slight chance of showers before 3am. Mostly cloudy, with a low around 56. Northwest wind 5 to 7 mph. Chance of precipitation is 20%.
Monday
Partly sunny, then gradually becoming sunny, with a high near 67. North wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 47. Calm wind.
Tuesday
Sunny, with a high near 75. Southeast wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 56. Southeast wind 5 to 7 mph becoming calm after midnight.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Friday
A chance of showers after 8am. Partly sunny, with a high near 77. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 57.
Saturday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Paint PASimilar City Names
 40.25°N 78.85°W (Elev. 1683 ft)
Last Update:
1:16 am EDT Sep 14, 2026
Forecast Valid:
1am EDT Sep 14, 2026-6pm EDT Sep 20, 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