Dangerous Heat and Humidity Through Saturday

Dangerously hot and humid conditions are expected to continue through Saturday. Additionally, there will be a threat of thunderstorms through Sunday. View this briefing for details. Read More >

Hazardous Weather Conditions

Current conditions at

Somerville, Somerset Airport (KSMQ)

Lat: 40.62°NLon: 74.67°WElev: 105ft.

Fair

82°F

28°C

Humidity	74%
Wind Speed	Calm
Barometer	29.92 in (1013.2 mb)
Dewpoint	73°F (23°C)
Visibility	7.00 mi
Heat Index	87°F (31°C)
Last update	4 Jul 8:53 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles NE Dayton NJ

Extreme Heat Warning July 4, 09:18am until July 4, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning July 4, 09:18am until July 4, 08:00pm
NOW until 8:00pm Sat
Extreme Heat Warning
Independence Day
High: 98 °F
Sunny then
Heavy Rain
Tonight
Low: 73 °F
Heavy Rain
then Chance
Showers
Sunday
High: 85 °F
Slight Chance
Showers then
Showers
Likely
Sunday Night
Low: 65 °F
Showers
Monday
High: 77 °F
Showers
Monday Night
Low: 64 °F
Showers
Tuesday
High: 80 °F
Showers
Likely
Tuesday Night
Low: 64 °F
Chance
Showers

Detailed Forecast

Independence Day

A chance of showers and thunderstorms, mainly after 3pm. Some of the storms could produce heavy rainfall. Mostly sunny and hot, with a high near 98. Heat index values as high as 103. West wind around 10 mph, with gusts as high as 20 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 before 8pm, then showers likely and possibly a thunderstorm between 8pm and 11pm, then a chance of showers and thunderstorms after 11pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. Northwest wind around 5 mph becoming calm. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Sunday

A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 85. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday Night

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 65. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

Showers and possibly a thunderstorm. High near 77. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Monday Night

Showers and possibly a thunderstorm before 2am, then showers likely. Low around 64. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tuesday

Showers likely before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

Tuesday Night

A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.

Wednesday

Partly sunny, with a high near 85.

Wednesday Night

Partly cloudy, with a low around 66.

Thursday

Mostly sunny, with a high near 89.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 50%.