Local weather forecast

Weather in Sussex, WI

Updated 2026-08-11 11:15 local time · ZIP codes 53089

Light drizzle
Now74°F

Light drizzle

High / Low81° / 69°
Rain chance76%
Wind9 mph
Weather alerts

Active alerts

1
Dense Fog Advisory issued August 11 at 3:15AM CDT until August 11 at 10:00AM CDT by NWS Milwaukee/Sullivan WI

* WHAT...Dense fog will reduce visibility to 1 NM or less. * WHERE...Nearshore Waters from North Point Lighthouse to Wind Point. * WHEN...Until 10 AM CDT Tuesday. * IMPACTS...Low visibility will make navigation difficult.

Safety instructions

If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.

Hourly

Next hours

NowLight drizzle74°83% rain
12 PMPatchy rain nearby71°59% rain
1 PMPatchy rain nearby75°27% rain
2 PMSunny78°10% rain
3 PMSunny77°11% rain
4 PMSunny78°9% rain
5 PMSunny81°8% rain
6 PMSunny79°8% rain
7 PMSunny78°10% rain
8 PMSunny74°12% rain
9 PMClear72°17% rain
10 PMClear71°18% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
81° 69°Sunny
Rain 76%Gust 10 mph
Tomorrow2026-08-12
Mist
83° 66°Mist
Rain 64%Gust 7 mph
Thursday2026-08-13
Sunny
80° 62°Sunny
Rain 9%Gust 9 mph
Conditions

Weather details

Feels like78°F
Humidity83%
Pressure29.94 inHg
Visibility7 mi
Wind9 mph ESE
Wind gusts16 mph
Precipitation0.17 in
UV index3
Daylight

Sunrise, sunset and moon

Sunrise05:54 AM
Sunset08:01 PM
Moonrise03:50 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 83% over the next 12 hours.

Light layers should work

It feels like 78°F with winds near 9 mph.

Best window: 6 PM

79°F, 8% rain chance and 4 mph wind.

Use extra caution while driving

Visibility is around 7 mi; gusts may reach 20 mph.

Running conditions are less comfortable

Current temperature is 74°F, wind 9 mph, rain chance up to 83%.

Low UV protection needs

UV index is 3.

Sussex weather today

Light drizzle and 74°F in Sussex, WI. Today's high is 81°F with a 76% rain chance. Winds are around 9 mph with gusts near 16 mph. Relative humidity is 83%, pressure is 29.94 inHg, and visibility is about 7 miles.

Tonight and tomorrow in Sussex

Sunrise is at 05:54 AM and sunset is at 08:01 PM. Tomorrow's forecast calls for Mist with a high near 83°F and a low near 66°F. The maximum rain chance is 64%.

Nearby

Weather near Sussex

Wisconsin

Popular cities in Wisconsin

View state page →