National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Somerset County Airport (K2G9)

Lat: 40.04°NLon: 79.02°WElev: 2275ft.

Fair

72°F

22°C

Humidity 61%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 11 Sep 6:35 pm EDT
Extended Forecast for

Cairnbrook PA

  • Tonight

    Tonight: Increasing clouds, with a low around 59. Calm wind becoming southeast around 6 mph after midnight.

    Low: 59 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 73. Southeast wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 73 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 2am, then a chance of showers. Low around 63. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 75. West wind 5 to 9 mph.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 57. West wind around 7 mph. Chance of precipitation is 20%.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 67.

    High: 67 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 59. Calm wind becoming southeast around 6 mph after midnight.
Saturday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 73. Southeast wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and thunderstorms before 2am, then a chance of showers. Low around 63. Southeast wind 3 to 6 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Partly sunny, with a high near 75. West wind 5 to 9 mph.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 57. West wind around 7 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Showers likely. Partly sunny, with a high near 75. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 71. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cairnbrook PA
 40.11°N 78.84°W (Elev. 2369 ft)
Last Update:
2:21 pm EDT Sep 11, 2026
Forecast Valid:
6pm EDT Sep 11, 2026-6pm EDT Sep 18, 2026
 
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Additional Resources

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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