Station List

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National Weather Service Marine Forecast FZUS53 KMKX

FZUS53 KMKX 161205
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
705 AM CDT Sun Mar 16 2025

For waters within five nautical miles of shore on Lake Michigan

LMZ643-161600
Sheboygan to Port Washington WI
705 AM CDT Sun Mar 16 2025

SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON

TODAY
North wind 15 to 25 knots backing northwest 15 to 20 knots early in the afternoon, then easing to 10 to 15 knots late in the afternoon. Snow in the morning, then chance of snow early in the afternoon. Waves 3 to 4 feet.

TONIGHT
Northwest wind 10 to 15 knots becoming north 5 to 10 knots after midnight, then backing southwest early in the morning. Clear. Waves 1 to 2 feet.

MONDAY
South wind 5 to 15 knots rising to 15 to 25 knots with gusts to around 30 knots. Mostly sunny. Waves around 1 foot building to 6 to 8 feet.

MONDAY NIGHT
South wind 15 to 25 knots becoming 15 to 20 knots late in the evening, then becoming south 15 to 20 knots after midnight easing to 10 to 15 knots early in the morning. Mostly clear. Waves 5 to 7 feet subsiding to 3 to 4 feet.

Wave heights are for ice free areas.

LMZ644-161600
Port Washington to North Point Light WI
705 AM CDT Sun Mar 16 2025

SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON

TODAY
Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the afternoon. Snow in the morning, then snow likely early in the afternoon. Waves 2 to 4 feet.

TONIGHT
Northwest wind 10 to 15 knots easing to 5 to 10 knots in the late evening and early morning, then becoming west early in the morning. Clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight.

MONDAY
South wind 5 to 15 knots rising to 15 to 20 knots late in the morning, then becoming 15 to 25 knots in the afternoon. Mostly sunny. Waves around 1 foot building to 4 to 6 feet.

MONDAY NIGHT
South wind 15 to 20 knots easing to 10 to 15 knots with gusts to around 20 knots after midnight. Mostly clear. Waves 4 to 6 feet subsiding to 3 to 4 feet.

Wave heights are for ice free areas.

LMZ645-161600
North Point Light to Wind Point WI
705 AM CDT Sun Mar 16 2025

TODAY
Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the afternoon. Snow in the morning, then chance of snow early in the afternoon. Waves 3 to 4 feet.

TONIGHT
Northwest wind 10 to 15 knots easing to 5 to 10 knots after midnight, then backing west early in the morning. Clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight.

MONDAY
South wind 5 to 10 knots rising to 10 to 20 knots late in the morning, then rising to 15 to 25 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet building to 4 to 6 feet. A small craft advisory may be needed.

MONDAY NIGHT
South wind 15 to 20 knots veering southwest after midnight, then easing to 10 to 15 knots early in the morning. Mostly clear. Waves 3 to 5 feet subsiding to 3 to 4 feet in the late evening and overnight.

Wave heights are for ice free areas.

LMZ646-161600
Wind Point WI to Winthrop Harbor IL
705 AM CDT Sun Mar 16 2025

TODAY
Northwest wind 15 to 20 knots easing to 10 to 15 knots late in the afternoon. Snow until late afternoon, then slight chance of snow late in the afternoon. Waves 3 to 4 feet.

TONIGHT
Northwest wind 10 to 15 knots easing to 5 to 10 knots late in the evening, then becoming northwest 5 to 10 knots after midnight backing west early in the morning. Clear. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight.

MONDAY
South wind 5 to 10 knots rising to 10 to 20 knots late in the morning, then rising to 15 to 25 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet building to 3 to 5 feet. A small craft advisory may be needed.

MONDAY NIGHT
South wind 15 to 20 knots becoming southwest 10 to 15 knots early in the morning. Mostly clear. Waves 3 to 5 feet subsiding to 3 to 4 feet in the late evening and overnight.

Wave heights are for ice free areas.

See Lake Michigan Open Waters Forecast for Tuesday through Thursday.