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

Caldwell, Essex County Airport (KCDW)

Lat: 40.88°NLon: 74.28°WElev: 171ft.

A Few Clouds

79°F

26°C

Humidity	88%
Wind Speed	SW 5 mph
Barometer	29.94 in (1014.1 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	16 Jul 11:53 pm EDT

More Information:

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

Extended Forecast for

Boonton NJ

Flood Watch July 17, 12:11am 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

Flood Watch July 17, 12:11am until July 17, 03:00am
NOW until 3:00am Thu
Flood Watch
Overnight
Low: 73 °F
Chance
T-storms
Thursday
High: 91 °F
Showers
Likely then
Mostly Sunny
Thursday Night
Low: 71 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 83 °F
Mostly Sunny
Friday Night
Low: 63 °F
Mostly Clear
Saturday
High: 85 °F
Mostly Sunny
then Slight
Chance
Showers
Saturday Night
Low: 69 °F
Showers
Likely
Sunday
High: 84 °F
Showers
Likely then
Chance
T-storms

Detailed Forecast

Overnight

A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers and thunderstorms likely before noon, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 91. Southwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 71. West wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Mostly sunny, with a high near 83. Northwest wind around 5 mph.

Friday Night

Mostly clear, with a low around 63. Calm wind.

Saturday

A slight chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.

Saturday Night

Showers likely and possibly a thunderstorm, mainly after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Sunday

Showers likely and possibly a thunderstorm before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

Sunday Night

A chance of thunderstorms before 8pm. Partly cloudy, with a low around 64. Chance of precipitation is 30%.

Monday

Mostly sunny, with a high near 84.

Monday Night

Partly cloudy, with a low around 64.

Tuesday

Mostly sunny, with a high near 84.

Tuesday Night

Partly cloudy, with a low around 66.

Wednesday

A chance of showers. Mostly sunny, with a high near 86. Chance of precipitation is 30%.