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

Hazardous Weather Conditions

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Light Rain

49°F

9°C

Humidity 66%
Wind Speed NW 14 G 28 mph
Barometer 29.87 in (1011.7 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 19 Apr 11:53 am EDT
Extended Forecast for

Dunellen NJ

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Today

    Today: Showers, mainly before 3pm. High near 54. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm after midnight.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers before 2pm. Partly sunny, with a high near 50. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.

    High: 50 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 30. North wind 5 to 10 mph.

    Low: 30 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 54. North wind around 5 mph becoming southwest in the afternoon.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Partly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Partly sunny, with a high near 64. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

Detailed Forecast

Today
Showers, mainly before 3pm. High near 54. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Mostly clear, with a low around 39. Northwest wind around 5 mph becoming calm after midnight.
Monday
A slight chance of showers before 2pm. Partly sunny, with a high near 50. Northwest wind 5 to 15 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 30. North wind 5 to 10 mph.
Tuesday
Sunny, with a high near 54. North wind around 5 mph becoming southwest in the afternoon.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 41. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers before 8am. Partly sunny, with a high near 64. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 70.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dunellen NJ
 40.61°N 74.47°W (Elev. 220 ft)
Last Update:
6:03 am EDT Apr 19, 2026
Forecast Valid:
11am EDT Apr 19, 2026-6pm EDT Apr 25, 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