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.

Overcast

30°F

-1°C

Humidity 75%
Wind Speed N 7 mph
Barometer 30.10 in (1019.7 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 27 Dec 1:53 pm EST
Extended Forecast for

Long Valley NJ

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 29. North wind around 5 mph becoming calm.

    High: 29 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 17. Calm wind.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of rain after 1pm. Increasing clouds, with a high near 37. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.

    High: 37 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Rain. Low around 31. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 31 °F

    Rain

  • Monday

    Monday: Rain, mainly before 1pm. High near 52. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 30.

    High: 30 °F

    Mostly Cloudy

  • Tuesday Night

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

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 29. North wind around 5 mph becoming calm.
Tonight
Partly cloudy, with a low around 17. Calm wind.
Sunday
A chance of rain after 1pm. Increasing clouds, with a high near 37. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.
Sunday Night
Rain. Low around 31. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, mainly before 1pm. High near 52. South wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly cloudy, with a high near 30.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Partly sunny, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 21.
New Year's Day
A chance of snow. Partly sunny, with a high near 31. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 15.
Friday
Sunny, with a high near 26.
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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:
4:11 am EST Dec 27, 2025
Forecast Valid:
2pm EST Dec 27, 2025-6pm EST Jan 2, 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