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Transitioning to a New Format for the Area Forecast Discussion on January 6, 2026

Hazardous Weather Conditions

Winter Weather Advisory until January 17, 04:00 PM EST

Current conditions at

Sussex, Sussex Airport (KFWN)

Lat: 41.2°NLon: 74.63°WElev: 410ft.

Heavy Snow Freezing Fog

30°F

-1°C

Humidity	85%
Wind Speed	Calm
Barometer	30.01 in (1016.6 mb)
Dewpoint	26°F (-3°C)
Visibility	0.25 mi
Last update	17 Jan 11:53 am EST

More Information:

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

Extended Forecast for

Sussex NJ

Winter Weather Advisory January 17, 12:34pm until January 17, 04:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory January 17, 12:34pm until January 17, 04:00pm
NOW until 4:00pm Sat
Winter Weather Advisory
This Afternoon
High: 35 °F
Heavy Snow
Tonight
Low: 26 °F
Mostly Cloudy
Sunday
High: 36 °F
Slight Chance
Snow
Sunday Night
Low: 17 °F
Mostly Cloudy
M.L.King Day
High: 33 °F
Mostly Sunny
Monday Night
Low: 9 °F
Partly Cloudy
Tuesday
High: 21 °F
Sunny
Tuesday Night
Low: 7 °F
Mostly Clear

Detailed Forecast

This Afternoon

Snow, mainly before 2pm. The snow could be heavy at times. High near 35. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.

Tonight

Mostly cloudy, with a low around 26. Southwest wind around 5 mph becoming calm.

Sunday

A slight chance of snow. Cloudy, with a high near 36. Calm wind becoming west around 5 mph. Chance of precipitation is 20%.

Sunday Night

Mostly cloudy, with a low around 17. West wind around 5 mph.

M.L.King Day

Mostly sunny, with a high near 33. Southwest wind 5 to 10 mph, with gusts as high as 25 mph.

Monday Night

Partly cloudy, with a low around 9.

Tuesday

Sunny, with a high near 21.