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.

A Few Clouds

37°F

3°C

Humidity 65%
Wind Speed Calm
Barometer 29.75 in (1007.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 13 Jan 9:53 pm EST
Extended Forecast for

Long Valley NJ

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Southwest wind around 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, mainly after 3pm. Mostly cloudy, with a high near 46. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Rain before 1am, then rain and snow between 1am and 4am, then snow likely after 4am. Low around 24. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Snow likely before 7am. Partly sunny, with a high near 29. West wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 29 °F

    Snow Likely
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 14. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 34. Southwest wind around 5 mph.
Wednesday
A chance of rain, mainly after 3pm. Mostly cloudy, with a high near 46. Southwest wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain before 1am, then rain and snow between 1am and 4am, then snow likely after 4am. Low around 24. Light and variable wind becoming northwest 5 to 10 mph after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely before 7am. Partly sunny, with a high near 29. West wind 10 to 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday Night
Partly cloudy, with a low around 14. Northwest wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 29.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 39.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 15.
M.L.King Day
Partly sunny, with a high near 28.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 23.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley NJ
 40.78°N 74.76°W (Elev. 725 ft)
Last Update:
4:12 pm EST Jan 13, 2026
Forecast Valid:
10pm EST Jan 13, 2026-6pm EST Jan 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