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

38°F

3°C

Humidity 73%
Wind Speed E 6 mph
Barometer 29.99 in (1015.8 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 19 Feb 9:53 pm EST
Extended Forecast for

Long Valley NJ

  • Tonight

    Tonight: A chance of rain before 5am, then rain and sleet likely. Cloudy, with a low around 32. Northeast wind around 10 mph. Chance of precipitation is 60%. Little or no sleet accumulation expected.

    Low: 32 °F

    Slight Chance
    Rain then
    Rain/Sleet
    Likely

  • Friday

    Friday: Rain and snow, becoming all rain after 8am. Patchy fog. High near 39. East wind around 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow and
    Patchy Fog
    then Rain and
    Patchy Fog

  • Friday Night

    Friday Night: A slight chance of rain and snow before 10pm, then a slight chance of rain between 10pm and 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 45. West wind around 5 mph.

    High: 45 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A slight chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 30. Calm wind becoming east around 5 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Slight Chance
    Rain/Snow
    then Chance
    Snow

  • Sunday

    Sunday: Snow. High near 34. Chance of precipitation is 80%.

    High: 34 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.

    Low: 27 °F

    Snow Likely

  • Monday

    Monday: A chance of snow before 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.

    High: 37 °F

    Chance Snow

  • Monday Night

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

    Low: 22 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain before 5am, then rain and sleet likely. Cloudy, with a low around 32. Northeast wind around 10 mph. Chance of precipitation is 60%. Little or no sleet accumulation expected.
Friday
Rain and snow, becoming all rain after 8am. Patchy fog. High near 39. East wind around 10 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Friday Night
A slight chance of rain and snow before 10pm, then a slight chance of rain between 10pm and 1am. Cloudy, then gradually becoming partly cloudy, with a low around 31. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 45. West wind around 5 mph.
Saturday Night
A slight chance of rain and snow before 10pm, then a chance of snow. Mostly cloudy, with a low around 30. Calm wind becoming east around 5 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday
Snow. High near 34. Chance of precipitation is 80%.
Sunday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 27. Chance of precipitation is 60%.
Monday
A chance of snow before 1pm. Mostly cloudy, with a high near 37. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 40%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Thursday
A chance of rain. Partly sunny, with a high near 45. Chance of precipitation is 40%.
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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:
4:16 pm EST Feb 19, 2026
Forecast Valid:
10pm EST Feb 19, 2026-6pm EST Feb 26, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation