fzus63 kmkx 111924
glflm 
expires:202605120330;;397978

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
224 pm cdt mon may 11 2026

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

high pressure around 30.3 inches over the northern and western
great lakes this afternoon will move to the lower great lakes
tonight, while low pressure around 29.7 inches moves into northern
minnesota from the canadian prairies. the low will then track to
central lake michigan by early tuesday evening and to the lower
great lakes on wednesday. light and variable winds over lake
michigan will become breezy southerly winds on tuesday with a few
gale force gusts possible. the winds will then shift west to
northwest with a cold frontal passage tuesday evening. breezy
northwest winds will then continue into wednesday. 

high pressure around 30.1 inches will then move over lake michigan
for thursday into thursday evening. the high will move east on
friday with breezy south winds returning. 


lmz261-362-364-366-563-565-567-868-120330-
lake michigan from seul choix point to rock island passage 5 nm
offshore to mid lake-
lake michigan south of a line from seul choix point to the
mackinac bridge and north of a line from charlevoix mi to south
fox island 5 nm offshore-
lake michigan from charlevoix to point betsie mi 5 nm offshore to
mid lake-
lake michigan from point betsie to manistee mi 5 nm offshore to
mid lake-
lake michigan from rock island passage to sturgeon bay wi-
lake michigan from sturgeon bay to two rivers wi 5 nm offshore to
mid lake-
lake michigan from two rivers to sheboygan wi 5 nm offshore to
mid lake-
lake michigan from pentwater to manistee mi 5 nm offshore to mid
lake-
224 pm cdt mon may 11 2026

sheboygan wi to pentwater mi north...

.tonight...west winds 10 to 20 kt becoming south late, then
becoming southeast 10 to 15 kt through early evening diminishing
to 5 to 10 kt late this evening becoming southeast 5 to 10 kt
becoming south 10 to 20 kt late. waves 1 to 2 ft. 
.tuesday...south winds 15 to 25 kt increasing to 30 kt. rain 
showers and slight chance of thunderstorms in the morning, then 
chance of rain showers and slight chance of thunderstorms in the 
afternoon. waves 2 to 4 ft building to 7 to 10 ft occasionally to 
13 ft. 
.tuesday night...south winds 15 to 25 kt veering to northwest.
chance of rain showers in the evening. waves 6 to 9 ft
occasionally to 12 ft subsiding to 4 to 6 ft occasionally to
8 ft. 
.wednesday...northwest winds to 30 kt. chance of rain showers and
thunderstorms in the morning. waves 4 to 6 ft occasionally to
8 ft. 
.wednesday night...north winds 15 to 25 kt diminishing to 10 to
20 kt. waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to
4 ft. 
.thursday...north winds 10 to 15 kt becoming northwest 10 to
20 kt. waves 1 to 3 ft. 
.thursday night...south winds 5 to 10 kt increasing to 10 to
20 kt. waves 1 ft or less building to 2 to 4 ft. 
.friday...south winds to 30 kt. waves 4 to 7 ft occasionally to
9 ft building to 6 to 9 ft occasionally to 12 ft. 
.saturday...southwest winds 15 to 25 kt. waves 3 to 5 ft
subsiding to 2 to 4 ft.  

$$

fzus63 kmkx 111924
glflm 
expires:202605120330;;397979

open lake forecast for lake michigan
national weather service milwaukee/sullivan wi
224 pm cdt mon may 11 2026

for waters beyond five nautical miles of shore on lake michigan.

waves are provided as a range of significant wave heights, which
is the average of the highest 1/3 of the wave, along with the
average height of the highest 10% of the waves which will
occasionally be encountered.

.synopsis...

high pressure around 30.3 inches over the northern and western
great lakes this afternoon will move to the lower great lakes
tonight, while low pressure around 29.7 inches moves into northern
minnesota from the canadian prairies. the low will then track to
central lake michigan by early tuesday evening and to the lower
great lakes on wednesday. light and variable winds over lake
michigan will become breezy southerly winds on tuesday with a few
gale force gusts possible. the winds will then shift west to
northwest with a cold frontal passage tuesday evening. breezy
northwest winds will then continue into wednesday. 

high pressure around 30.1 inches will then move over lake michigan
for thursday into thursday evening. the high will move east on
friday with breezy south winds returning. 


lmz080-669-671-673-675-777-779-870-872-874-876-878-120330-
lake michigan from michigan city in to st. joseph mi 5 nm
offshore to mid lake-
lake michigan from sheboygan to port washington wi 5 nm offshore
to mid lake-
lake michigan from port washington to north point light wi 5 nm
offshore to mid lake-
lake michigan from north point light to wind point wi 5 nm
offshore to mid lake-
lake michigan from wind point wi to winthrop harbor il 5 nm
offshore to mid lake-
lake michigan from winthrop harbor to wilmette harbor il 5 nm
offshore to mid lake-
lake michigan from wilmette harbor il to michigan city in 5 nm
offshore to mid lake-
lake michigan from whitehall to pentwater mi 5 nm offshore to mid
lake-
lake michigan from grand haven to whitehall mi 5 nm offshore to
mid lake-
lake michigan from holland to grand haven mi 5 nm offshore to mid
lake-
lake michigan from south haven to holland mi 5 nm offshore to mid
lake-
lake michigan from st. joseph to south haven mi 5 nm offshore to
mid lake-
224 pm cdt mon may 11 2026

sheboygan wi to pentwater mi south...

.tonight...north winds 10 to 20 kt becoming northeast through
early evening, then diminishing to 5 to 10 kt late this evening
becoming southeast after midnight increasing to 10 to 15 kt.
waves 2 to 4 ft subsiding to 1 to 2 ft. 
.tuesday...south winds 10 to 20 kt increasing to 30 kt. chance of
rain showers and slight chance of thunderstorms. waves 1 to 3 ft
building to 7 to 10 ft occasionally to 13 ft. 
.tuesday night...southwest winds to 30 kt becoming west late in
the evening, then diminishing to 10 to 20 kt after midnight
becoming northwest to 30 kt late. chance of rain showers in the
evening. waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to
6 ft occasionally to 8 ft. 
.wednesday...northwest winds to 30 kt. waves 5 to 8 ft
occasionally to 10 ft. 
.wednesday night...north winds to 30 kt diminishing to 10 to
20 kt overnight. waves 5 to 8 ft occasionally to 10 ft subsiding
to 4 to 6 ft occasionally to 8 ft. 
.thursday...north winds 10 to 20 kt. waves 2 to 4 ft subsiding to
1 to 3 ft. 
.thursday night...east winds 10 to 15 kt becoming south 10 to
20 kt. waves 1 to 2 ft building to 1 to 3 ft. 
.friday...south winds to 30 kt. chance of rain showers. waves
4 to 7 ft occasionally to 9 ft building to 6 to 9 ft occasionally
to 12 ft. 
.saturday...southwest winds 10 to 20 kt. waves 3 to 5 ft
subsiding to 2 to 4 ft.  

$$