Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

64°F

18°C

Humidity 43%
Wind Speed S 3 mph
Barometer 29.97 in (1014.8 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 18 Oct 5:53 pm EDT
Extended Forecast for

Long Valley NJ

  • Tonight

    Tonight: Mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely, then showers and possibly a thunderstorm after 2am.  Low around 53. Southeast wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 53 °F

    Showers
    Likely then
    Showers

  • Monday

    Monday: Showers, mainly before 2pm.  High near 62. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 62 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm.  Mostly clear, with a low around 42. West wind 5 to 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers.  Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

    Low: 46 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 2pm.  Mostly sunny, with a high near 62. Chance of precipitation is 30%.

    High: 62 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Calm wind.
Sunday
Mostly sunny, with a high near 74. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 25 mph.
Sunday Night
Showers likely, then showers and possibly a thunderstorm after 2am. Low around 53. Southeast wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers, mainly before 2pm. High near 62. South wind around 10 mph becoming west in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers before 8pm. Mostly clear, with a low around 42. West wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Sunny, with a high near 64.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Wednesday
A chance of showers before 2pm. Mostly sunny, with a high near 62. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 40.
Thursday
Mostly sunny, with a high near 56.
Thursday Night
Mostly clear, with a low around 37.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 58.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Valley NJ
 40.78°N 74.76°W (Elev. 725 ft)
4:10 pm EDT Oct 18, 2025
6pm EDT Oct 18, 2025-6pm EDT Oct 25, 2025
 
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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