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

Briefing for Flash Flood, Severe Thunderstorm, and Heat Risks through Thursday

Scattered showers and thunderstorms with locally heavy rainfall may lead to areas of flash flooding through tonight. There is potential for isolated severe thunderstorms with damaging wind gusts tonight and Thursday. Hot and very humid conditions are expected Thursday. See this briefing for details on these threats. Read More >

Hazardous Weather Conditions

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

A Few Clouds

87°F

31°C

Humidity 75%
Wind Speed Vrbl 3 mph
Barometer 30.01 in (1016.1 mb)
Dewpoint 78°F (26°C)
Visibility 7.00 mi
Heat Index100°F (38°C)
Last update 16 Jul 10:53 am EDT
Extended Forecast for

Warren NJSimilar City Names

Flood Watch July 16, 03:00pm until July 17, 03:00am
Heat Advisory July 17, 10:00am until July 17, 08:00pm
Click here for hazard details and duration
Flood Watch
Heat Advisory

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 91. Calm wind becoming south 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: 91 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 90. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 74 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 86. Northwest wind around 5 mph.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.

    High: 85 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 91. Calm wind becoming south 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
A chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 72. South wind around 5 mph becoming calm. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 90. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 74. Southwest wind around 5 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 86. Northwest wind around 5 mph.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 86.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 85. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 84.
Monday Night
Mostly cloudy, with a low around 66.
Tuesday
A chance of showers. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Warren NJSimilar City Names
 40.64°N 74.53°W (Elev. 299 ft)
Last Update:
4:12 am EDT Jul 16, 2025
Forecast Valid:
12pm EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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