View the latest observations near Atlantic Tropical Storm Philippe and East Pacific Tropical Storm Lidia.
National Weather Service Marine Forecast FZUS53 KMKX
FZUS53 KMKX 050005
NSHMKX
Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
705 PM CDT Wed Oct 4 2023
For waters within five nautical miles of shore on Lake Michigan
LMZ643-050400
Sheboygan to Port Washington WI
705 PM CDT Wed Oct 4 2023
TONIGHT
South wind 10 to 15 knots veering southwest late in
the evening, then veering west after midnight easing to 5 to
10 knots early in the morning. Slight chance of showers and
thunderstorms through around midnight. Waves 3 to 4 feet
subsiding to 1 to 2 feet after midnight.
THURSDAY
West wind 5 to 10 knots becoming southwest 10 to
15 knots in the afternoon. Mostly sunny. Waves around 1 foot.
THURSDAY NIGHT
West wind 10 to 15 knots rising to 15 to
20 knots after midnight, then easing to 10 to 15 knots early in
the morning. Partly cloudy through around midnight then clearing.
Waves around 1 foot.
FRIDAY
West wind 15 to 20 knots becoming 10 to 20 knots early
in the afternoon, then becoming 15 to 20 knots late in the
afternoon. Gusts up to 25 knots. Slight chance of waterspouts in
the afternoon. chance of showers in the afternoon. Waves 1 to
2 feet.
LMZ644-050400
Port Washington to North Point Light WI
705 PM CDT Wed Oct 4 2023
TONIGHT
South wind 5 to 15 knots veering southwest 5 to
10 knots in the late evening and early morning, then veering west
early in the morning. Slight chance of showers and thunderstorms
through around midnight. Waves 2 to 4 feet subsiding to 1 to
2 feet in the late evening and overnight.
THURSDAY
West wind 5 to 10 knots backing southwest early in
the afternoon, then rising to 10 to 15 knots late in the
afternoon. Partly sunny. Waves around 1 foot.
THURSDAY NIGHT
West wind 10 to 15 knots. Gusts up to 20 knots.
Partly cloudy through around midnight then clearing. Waves around
1 foot.
FRIDAY
West wind 15 to 20 knots becoming 15 to 25 knots in the
afternoon. Slight chance of waterspouts in the afternoon. chance
of showers in the afternoon. Waves 1 to 2 feet building to 2 to
4 feet in the afternoon. A small craft advisory may be needed.
LMZ645-050400
North Point Light to Wind Point WI
705 PM CDT Wed Oct 4 2023
TONIGHT
Southwest wind 10 to 15 knots becoming west 5 to
10 knots early in the morning. Chance of showers in the evening.
Slight chance of thunderstorms through the night. Slight chance
of showers in the late evening and overnight. Waves around
1 foot.
THURSDAY
West wind 5 to 10 knots backing southwest early in
the afternoon, then rising to 10 to 15 knots late in the
afternoon. Slight chance of showers in the morning. Waves around
1 foot.
THURSDAY NIGHT
West wind 10 to 15 knots becoming west 10 to
15 knots with gusts to around 20 knots in the late evening and
overnight. Partly cloudy through around midnight then clearing.
Waves around 1 foot.
FRIDAY
West wind 15 to 20 knots becoming 10 to 20 knots in the
afternoon. Slight chance of waterspouts in the afternoon. chance
of showers in the afternoon. Waves 1 to 2 feet building to 2 to
4 feet in the afternoon.
LMZ646-050400
Wind Point WI to Winthrop Harbor IL
705 PM CDT Wed Oct 4 2023
TONIGHT
Southwest wind 5 to 15 knots becoming 10 to 15 knots
late in the evening, then becoming southwest 10 to 15 knots after
midnight becoming west 5 to 10 knots early in the morning. Chance
of thunderstorms through around midnight. Chance of showers
through the night. Slight chance of thunderstorms after midnight.
Waves around 1 foot.
THURSDAY
West wind 5 to 10 knots backing southwest late in the
afternoon. Slight chance of showers and thunderstorms in the
morning. Waves around 1 foot.
THURSDAY NIGHT
Southwest wind 10 to 15 knots veering northwest
with gusts to around 20 knots in the late evening and early
morning, then backing west with gusts to around 20 knots early in
the morning. Mostly clear. Waves around 1 foot.
FRIDAY
West wind 10 to 15 knots rising to 15 to 20 knots in
the late morning and afternoon. Slight chance of waterspouts in
the afternoon. chance of showers in the afternoon. Waves 1 to
2 feet.
See Lake Michigan Open Waters Forecast for Saturday through Monday.