Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

29°F

-2°C

Humidity 39%
Wind Speed SE 9 G 18 mph
Barometer 30.32 in (1027.0 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 21 Jan 1:53 pm EST
Extended Forecast for

Long Valley NJ

  • This Afternoon

    This Afternoon: A slight chance of snow showers before 3pm.  Partly sunny, with a high near 31. South wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: Cloudy during the early evening, then gradual clearing, with a low around 25. South wind 5 to 10 mph.

    Low: 25 °F

    Gradual
    Clearing

  • Thursday

    Thursday: Mostly sunny, with a high near 40. West wind 5 to 15 mph, with gusts as high as 30 mph.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 20. West wind 5 to 10 mph.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 30. West wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 30 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 14.

    High: 14 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A chance of snow after 1am.  Mostly cloudy, with a low around 7. Chance of precipitation is 50%.

    Low: 7 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday

    Sunday: Snow likely.  Mostly cloudy, with a high near 15. Chance of precipitation is 70%.

    High: 15 °F

    Snow Likely

Detailed Forecast

This Afternoon
A slight chance of snow showers before 3pm. Partly sunny, with a high near 31. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tonight
Cloudy during the early evening, then gradual clearing, with a low around 25. South wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 40. West wind 5 to 15 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 20. West wind 5 to 10 mph.
Friday
Partly sunny, with a high near 30. West wind 5 to 10 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 6.
Saturday
Partly sunny, with a high near 14.
Saturday Night
A chance of snow after 1am. Mostly cloudy, with a low around 7. Chance of precipitation is 50%.
Sunday
Snow likely. Mostly cloudy, with a high near 15. Chance of precipitation is 70%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 9. Chance of precipitation is 50%.
Monday
A chance of snow. Partly sunny, with a high near 22. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 4.
Tuesday
Mostly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley NJ
 40.78°N 74.76°W (Elev. 725 ft)
4:11 am EST Jan 21, 2026
2pm EST Jan 21, 2026-6pm EST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database