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

Areas of Excessive Rainfall; Watching for Tropical Cyclone Development in the Atlantic

Heavy to excessive rainfall Wednesday may bring areas of flash and urban flooding over portions of the Ohio and Tennessee Valleys. In Arizona and New Mexico, heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding Thursday into Saturday. Two tropical waves in the Atlantic are being monitored for tropical cyclone formation within the next few days. Read More >

Hazardous Weather Conditions

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fog

65°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in (1015.7 mb)
Dewpoint 65°F (18°C)
Visibility 0.50 mi
Last update 24 Sep 6:53 am EDT
Extended Forecast for

Bernardsville NJ

  • Today

    Today: A chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Patchy Fog
    then Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms before midnight, then showers and possibly a thunderstorm, mainly after midnight. Low around 65. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 65 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 74. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 74 °F

    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 64. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Showers

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 77. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 77 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 75.

    High: 75 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers after 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming southeast around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before midnight, then showers and possibly a thunderstorm, mainly after midnight. Low around 65. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and possibly a thunderstorm. High near 74. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Thursday Night
Showers and possibly a thunderstorm. Low around 64. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of showers. Partly sunny, with a high near 77. Northwest wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 75.
Saturday Night
A chance of showers after 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 76.
Sunday Night
Mostly cloudy, with a low around 59.
Monday
Partly sunny, with a high near 76.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bernardsville NJ
 40.74°N 74.59°W (Elev. 801 ft)
Last Update:
6:02 am EDT Sep 24, 2025
Forecast Valid:
7am EDT Sep 24, 2025-6pm EDT Sep 30, 2025
 
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