Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat 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 the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

62°F

17°C

Humidity 78%
Wind Speed Calm
Barometer 29.99 in (1015.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 14 Apr 12:53 am EDT
Extended Forecast for

Dunellen NJ

  • Overnight

    Overnight: Scattered showers and thunderstorms before 2am.  Mostly clear, with a low around 59. West wind around 5 mph.  Chance of precipitation is 40%.

    Low: 59 °F

    Scattered
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. West wind 5 to 10 mph.

    Low: 65 °F

    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 89. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 20%.

    High: 89 °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 66. West 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: 66 °F

    Chance
    Showers

  • Thursday

    Thursday: Partly sunny, with a high near 86.

    High: 86 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers.  Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Scattered showers and thunderstorms before 2am. Mostly clear, with a low around 59. West wind around 5 mph. Chance of precipitation is 40%.
Tuesday
Mostly sunny, with a high near 85. Light southwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 65. West wind 5 to 10 mph.
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 89. Southwest wind 5 to 10 mph, with gusts as high as 25 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 66. West 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 86.
Thursday Night
Mostly cloudy, with a low around 65.
Friday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 59.
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ABOUT THIS FORECAST

 
Point Forecast:
Dunellen NJ
 40.59°N 74.48°W (Elev. 72 ft)
9:12 pm EDT Apr 13, 2026
1am EDT Apr 14, 2026-6pm EDT Apr 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database