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

19°F

-7°C

Humidity 39%
Wind Speed Vrbl 6 mph
Barometer 30.37 in (1028.9 mb)
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Wind Chill11°F (-12°C)
Last update 20 Jan 4:53 pm EST
Extended Forecast for

Long Valley NJ

  • Tonight

    Tonight: Mostly clear, with a low around 2. West wind 5 to 10 mph becoming light after midnight.

    Low: 2 °F

    Mostly Clear

  • Wednesday

    Wednesday: Increasing clouds, with a high near 29. Light southwest wind becoming south 5 to 10 mph in the morning.

    High: 29 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 25. South wind 5 to 10 mph.

    Low: 25 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 40. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 20. West wind around 5 mph.

    Low: 20 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 5.

    Low: 5 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 14.

    High: 14 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 50%.

    Low: 8 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 2. West wind 5 to 10 mph becoming light after midnight.
Wednesday
Increasing clouds, with a high near 29. Light southwest wind becoming south 5 to 10 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 25. South wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 40. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Thursday Night
Mostly cloudy, with a low around 20. West wind around 5 mph.
Friday
Partly sunny, with a high near 28.
Friday Night
Partly cloudy, with a low around 5.
Saturday
Partly sunny, with a high near 14.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 8. Chance of precipitation is 50%.
Sunday
Snow likely. Mostly cloudy, with a high near 16. Chance of precipitation is 70%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 7. Chance of precipitation is 40%.
Monday
A chance of snow. Partly sunny, with a high near 21. Chance of precipitation is 30%.
Monday Night
Partly cloudy, with a low around 7.
Tuesday
Mostly sunny, with a high near 23.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Long Valley NJ
 40.78°N 74.76°W (Elev. 725 ft)
Last Update:
4:10 pm EST Jan 20, 2026
Forecast Valid:
5pm EST Jan 20, 2026-6pm EST Jan 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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