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.

Light Rain

40°F

4°C

Humidity 60%
Wind Speed NW 16 G 24 mph
Barometer 29.81 in (1009.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Mar 2:53 pm EDT
Extended Forecast for

Long Valley NJ

  • This Afternoon

    This Afternoon: A chance of rain and snow. Cloudy, with a steady temperature around 38. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than one inch possible.

    High: 38 °F

    Chance
    Rain/Snow

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind 5 to 10 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Friday

    Friday: Increasing clouds, with a high near 45. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph.

    High: 45 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A slight chance of rain before 2am. Partly cloudy, with a low around 35. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 35 °F

    Slight Chance
    Rain

  • Saturday

    Saturday: Sunny, with a high near 48. West wind around 10 mph, with gusts as high as 25 mph.

    High: 48 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Chance Rain
    then Rain

  • Monday

    Monday: Rain. High near 62. Chance of precipitation is 90%.

    High: 62 °F

    Rain

Detailed Forecast

This Afternoon
A chance of rain and snow. Cloudy, with a steady temperature around 38. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. Total daytime snow accumulation of less than one inch possible.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. Northwest wind 5 to 10 mph.
Friday
Increasing clouds, with a high near 45. Light southwest wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph.
Friday Night
A slight chance of rain before 2am. Partly cloudy, with a low around 35. South wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 48. West wind around 10 mph, with gusts as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Mostly cloudy, with a high near 48.
Sunday Night
Rain, mainly after 2am. Low around 41. Chance of precipitation is 80%.
Monday
Rain. High near 62. Chance of precipitation is 90%.
Monday Night
Rain likely before 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Mostly cloudy, with a low around 23.
Thursday
Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley NJ
 40.8°N 74.76°W (Elev. 600 ft)
Last Update:
6:09 am EDT Mar 12, 2026
Forecast Valid:
3pm EDT Mar 12, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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