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

47°F

8°C

Humidity 80%
Wind Speed NA
Barometer 30.22 in (1023.5 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 4 Mar 4:53 pm EST
Extended Forecast for

Long Valley NJ

  • Tonight

    Tonight: A chance of rain, mainly after 5am. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 37. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Patchy Fog
    then Chance
    Rain and
    Patchy Fog

  • Thursday

    Thursday: Rain. Areas of fog before 4pm. High near 43. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain and
    Areas Fog

  • Thursday Night

    Thursday Night: Rain. Patchy fog between 7pm and 8pm. Low around 35. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 35 °F

    Rain and
    Patchy Fog

  • Friday

    Friday: A chance of showers before 1pm. Cloudy, with a high near 42. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 20%.

    High: 59 °F

    Cloudy then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

    Low: 44 °F

    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of rain, mainly after 5am. Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 37. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Rain. Areas of fog before 4pm. High near 43. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Patchy fog between 7pm and 8pm. Low around 35. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
A chance of showers before 1pm. Cloudy, with a high near 42. Northeast wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers. Cloudy, with a low around 35. Calm wind. Chance of precipitation is 30%.
Saturday
A slight chance of showers after 1pm. Mostly cloudy, with a high near 59. Chance of precipitation is 20%.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Mostly clear, with a low around 40.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 72. 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:
4:10 pm EST Mar 4, 2026
Forecast Valid:
5pm EST Mar 4, 2026-6pm EDT Mar 11, 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