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

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

61°F

16°C

Humidity 58%
Wind Speed Calm
Barometer 30.15 in (1021.1 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 15 Oct 5:53 pm EDT
Extended Forecast for

Long Valley NJ

  • Tonight

    Tonight: Showers likely, mainly after 4am. Increasing clouds, with a low around 51. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 51 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers, with thunderstorms also possible after 5pm. High near 74. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers between 1am and 2am. Low around 43. West wind 5 to 15 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 43 °F

    Showers then
    Chance
    Showers

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 51. North wind around 15 mph, with gusts as high as 30 mph.

    High: 51 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Patchy frost after 5am. Otherwise, mostly clear, with a low around 33. North wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 33 °F

    Mostly Clear
    then Patchy
    Frost

  • Sunday

    Sunday: Patchy frost before 9am. Otherwise, sunny, with a high near 57.

    High: 57 °F

    Patchy Frost
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers likely, mainly after 4am. Increasing clouds, with a low around 51. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, with thunderstorms also possible after 5pm. High near 74. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers between 1am and 2am. Low around 43. West wind 5 to 15 mph becoming northwest after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 51. North wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Patchy frost after 5am. Otherwise, mostly clear, with a low around 33. North wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday
Patchy frost before 9am. Otherwise, sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 36.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 40.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley NJ
 40.78°N 74.79°W (Elev. 571 ft)
Last Update:
4:09 pm EDT Oct 15, 2026
Forecast Valid:
6pm EDT Oct 15, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation