National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

60°F

16°C

Humidity 84%
Wind Speed Calm
Barometer 30.00 in (1015.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Apr 7:53 am EDT
Extended Forecast for

Dunellen NJ

  • Today

    Today: Mostly sunny, with a high near 87. Light west wind becoming southwest 10 to 15 mph in the afternoon.

    High: 87 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 11pm. Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 89 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 71.

    High: 71 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 87. Light west wind becoming southwest 10 to 15 mph in the afternoon.
Tonight
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 11pm. Partly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 90. Light west wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 89. Light southwest wind increasing to 5 to 10 mph in the morning.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 20%.
Friday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 56.
Saturday
Partly sunny, with a high near 71.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 69. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dunellen NJ
 40.59°N 74.48°W (Elev. 72 ft)
Last Update:
4:09 am EDT Apr 14, 2026
Forecast Valid:
8am EDT Apr 14, 2026-6pm EDT Apr 20, 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