Local weather forecast

Weather in South Milwaukee, WI

Updated 2026-08-11 11:15 local time · ZIP codes 53172

Overcast
Now72°F

Overcast

High / Low81° / 68°
Rain chance76%
Wind6 mph
Weather alerts

Active alerts

3
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.

Severe Thunderstorm Watch issued August 11 at 10:50AM CDT until August 11 at 2:00PM CDT by NWS Milwaukee/Sullivan WI

SEVERE THUNDERSTORM WATCH 563 REMAINS VALID UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS NORTH POINT LIGHT TO WIND POINT WI WIND POINT WI TO WINTHROP HARBOR IL LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5NM OFFSHORE TO MID LAKE LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM OFFSHORE TO MID LAKE

Severe Thunderstorm Watch issued August 11 at 7:22AM CDT until August 11 at 2:00PM CDT by NWS Milwaukee/Sullivan WI

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 563 IN EFFECT UNTIL 2 PM CDT THIS AFTERNOON FOR THE FOLLOWING AREAS THIS WATCH INCLUDES THE FOLLOWING ADJACENT COASTAL WATERS NORTH POINT LIGHT TO WIND POINT WI WIND POINT WI TO WINTHROP HARBOR IL LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5NM OFFSHORE TO MID LAKE LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM OFFSHORE TO MID LAKE

Hourly

Next hours

NowOvercast72°79% rain
12 PMPatchy rain nearby75°70% rain
1 PMPatchy rain nearby75°29% rain
2 PMPatchy rain nearby77°24% rain
3 PMSunny76°10% rain
4 PMSunny81°8% rain
5 PMSunny81°7% rain
6 PMSunny77°8% rain
7 PMSunny78°11% rain
8 PMClear72°13% rain
9 PMClear71°14% rain
10 PMClear70°15% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
81° 68°Sunny
Rain 76%Gust 12 mph
Tomorrow2026-08-12
Mist
77° 69°Mist
Rain 58%Gust 7 mph
Thursday2026-08-13
Sunny
76° 67°Sunny
Rain 8%Gust 10 mph
Conditions

Weather details

Feels like76°F
Humidity94%
Pressure29.93 inHg
Visibility10 mi
Wind6 mph SE
Wind gusts10 mph
Precipitation0.17 in
UV index2
Daylight

Sunrise, sunset and moon

Sunrise05:53 AM
Sunset07:59 PM
Moonrise03:50 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Take an umbrella

Rain chance reaches about 79% over the next 12 hours.

Light layers should work

It feels like 76°F with winds near 6 mph.

Best window: 6 PM

77°F, 8% rain chance and 7 mph wind.

Use extra caution while driving

Visibility is around 10 mi; gusts may reach 25 mph.

Running conditions are less comfortable

Current temperature is 72°F, wind 6 mph, rain chance up to 79%.

Low UV protection needs

UV index is 2.

South Milwaukee weather today

Overcast and 72°F in South Milwaukee, WI. Today's high is 81°F with a 76% rain chance. Winds are around 6 mph with gusts near 10 mph. Relative humidity is 94%, pressure is 29.93 inHg, and visibility is about 10 miles.

Tonight and tomorrow in South Milwaukee

Sunrise is at 05:53 AM and sunset is at 07:59 PM. Tomorrow's forecast calls for Mist with a high near 77°F and a low near 69°F. The maximum rain chance is 58%.

Nearby

Weather near South Milwaukee

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