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

44°F

7°C

Humidity 45%
Wind Speed E 9 mph
Barometer 30.44 in (1031.0 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 15 Mar 10:53 am EDT
Extended Forecast for

Lebanon NJ

  • Today

    Today: Partly sunny, with a high near 49. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of rain before 2am, then rain and possibly a thunderstorm between 2am and 5am, then rain likely after 5am. Low around 40. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 40 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: A chance of rain, then showers and possibly a thunderstorm after 8am. Some of the storms could be severe. High near 64. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 64 °F

    Severe
    Thunderstorms
    and Breezy

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 30. Breezy, with a south wind 15 to 20 mph becoming west in the evening. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 30 °F

    Breezy.
    Severe
    Thunderstorms
    then Showers

  • Tuesday

    Tuesday: A chance of showers before 8am. Mostly sunny, with a high near 38. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 38 °F

    Chance
    Showers then
    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 49. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Tonight
A chance of rain before 2am, then rain and possibly a thunderstorm between 2am and 5am, then rain likely after 5am. Low around 40. East wind around 10 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of rain, then showers and possibly a thunderstorm after 8am. Some of the storms could be severe. High near 64. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could be severe. Low around 30. Breezy, with a south wind 15 to 20 mph becoming west in the evening. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
A chance of showers before 8am. Mostly sunny, with a high near 38. West wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Mostly clear, with a low around 21.
Wednesday
Mostly sunny, with a high near 39.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 31.
Friday
Partly sunny, with a high near 53.
Friday Night
A chance of rain. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Saturday
A chance of rain. Partly sunny, with a high near 51. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lebanon NJ
 40.63°N 74.85°W (Elev. 312 ft)
Last Update:
4:11 am EDT Mar 15, 2026
Forecast Valid:
11am EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation