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

Light Wintry Mix through Friday Morning, then Potential for a Winter Storm Sunday through Monday

Briefing on Friday morning icing in the southern Poconos and NW NJ, as well as key points for the potential Sunday-Monday winter storm. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Overcast

37°F

3°C

Humidity 76%
Wind Speed E 3 mph
Barometer 29.91 in (1013.1 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Feb 3:53 am EST
Extended Forecast for

Raritan NJ

  • Overnight

    Overnight: A chance of rain after 5am. Patchy fog. Otherwise, cloudy, with a low around 34. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: Rain, mainly before 3pm. Patchy fog before 10am. High near 42. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 42 °F

    Rain and
    Patchy Fog
    then Rain
    Likely

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 32. Calm wind becoming west around 5 mph after midnight.

    Low: 32 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 48. West wind around 5 mph.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Sunday

    Sunday: Snow. High near 36. Chance of precipitation is 80%.

    High: 36 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Cloudy, with a low around 28. Chance of precipitation is 70%.

    Low: 28 °F

    Snow Likely

  • Monday

    Monday: A chance of snow before 1pm. Cloudy, with a high near 39. Chance of precipitation is 30%.

    High: 39 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23.

    Low: 23 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of rain after 5am. Patchy fog. Otherwise, cloudy, with a low around 34. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain, mainly before 3pm. Patchy fog before 10am. High near 42. East wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 32. Calm wind becoming west around 5 mph after midnight.
Saturday
Partly sunny, with a high near 48. West wind around 5 mph.
Saturday Night
A chance of rain and snow between 1am and 4am, then a chance of snow after 4am. Mostly cloudy, with a low around 31. Calm wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday
Snow. High near 36. Chance of precipitation is 80%.
Sunday Night
Snow likely, mainly before 1am. Cloudy, with a low around 28. Chance of precipitation is 70%.
Monday
A chance of snow before 1pm. Cloudy, with a high near 39. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 23.
Tuesday
Mostly sunny, with a high near 37.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
A chance of rain. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 50%.
Thursday
A chance of rain. Mostly cloudy, with a high near 47. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Raritan NJ
 40.57°N 74.66°W (Elev. 102 ft)
Last Update:
12:19 am EST Feb 20, 2026
Forecast Valid:
4am EST Feb 20, 2026-6pm EST Feb 26, 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