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

30°F

-1°C

Humidity 58%
Wind Speed Vrbl 7 mph
Barometer 30.15 in (1021.3 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 17 Mar 10:53 pm EDT
Extended Forecast for

Long Valley NJ

  • Tonight

    Tonight: Mostly clear, with a low around 20. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 38. Northwest wind around 5 mph becoming calm.

    High: 38 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.

    High: 47 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 31. South wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

  • Friday

    Friday: A chance of rain before 8am. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.

    High: 51 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A chance of rain after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.

    High: 53 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 20. West wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 38. Northwest wind around 5 mph becoming calm.
Wednesday Night
Mostly cloudy, with a low around 24. Calm wind.
Thursday
Partly sunny, with a high near 47. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 31. South wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday
A chance of rain before 8am. Mostly cloudy, with a high near 51. Chance of precipitation is 30%.
Friday Night
A chance of rain after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Saturday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Sunday
A chance of rain after 2pm. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Monday
A chance of snow. Sunny, with a high near 49. Chance of precipitation is 30%.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Mostly sunny, with a high near 45.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Valley NJ
 40.78°N 74.76°W (Elev. 725 ft)
Last Update:
5:56 pm EDT Mar 17, 2026
Forecast Valid:
11pm EDT Mar 17, 2026-6pm EDT Mar 24, 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