fzus53 kapx 170620
nshapx
expires:202604171600;;504853

nearshore marine forecast
national weather service gaylord mi
220 am edt fri apr 17 2026

for waters within five nautical miles of shore on lakes huron...
michigan and superior. 

waves are the significant wave height - the average of the highest 
1/3 of the wave spectrum. occasional wave height is the average of 
the highest 1/10 of the wave spectrum.


lmz346-171600-
manistee to point betsie mi-
220 am edt fri apr 17 2026

...small craft advisory in effect from this afternoon through
late sunday night...

.rest of the overnight...southeast wind 5 to 10 knots. widespread
dense fog. waves 2 feet or less. 
.today...south wind 15 to 20 knots. widespread dense fog. waves
2 feet or less. 
.tonight...south wind 15 to 25 knots. rain and a chance of
thunderstorms. waves 3 to 5 feet. 
.saturday...west wind 10 to 20 knots. scattered snow showers.
waves 3 to 5 feet. 

winds and waves higher in the vicinity of thunderstorms.

see the open lakes forecast for days 3 through 5.

$$

fzus53 kgrb 170820
nshgrb
expires:202604171600;;512289

nearshore marine forecast
national weather service green bay wi
320 am cdt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-171600-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
320 am cdt fri apr 17 2026

...dense fog advisory in effect until 9 am cdt this morning...
...small craft advisory in effect from 3 pm cdt this afternoon
through saturday morning...

.early this morning...s wind 5 to 10 kts. waves 2 ft or less.
areas of dense fog. 
.today...s wind 10 to 15 kts increasing to to 30 kts in the late
morning and afternoon. waves 1 to 3 ft building to 4 to 7 ft in
the afternoon. areas of dense fog in the morning. a slight chance
of showers and thunderstorms in the afternoon. 
.tonight...s wind to 30 kts veering w 15 to 25 kts after
midnight. waves 5 to 8 ft subsiding to 4 to 7 ft after midnight.
rain showers and a chance of thunderstorms in the evening, then a
chance of showers after midnight. 
.saturday...w wind 15 to 25 kts. waves 3 to 5 ft subsiding to
1 to 3 ft in the afternoon. partly cloudy. 
.saturday night...w wind 15 to 25 kts decreasing to 10 to 15 kts
in the late evening and overnight. waves 1 to 3 ft. mostly clear.
a small craft advisory may be needed.  

$$

fzus53 kiwx 170859
nshiwx
expires:202604171415;;513057

nearshore marine forecast
national weather service northern indiana
459 am edt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz043-171415-
new buffalo mi to st joseph mi-
459 am edt fri apr 17 2026

...dense fog advisory in effect until 8 am edt this morning...
...small craft advisory in effect from this evening through late
saturday night...

.today...southeast winds 10 knots or less becoming south 10 to
15 knots. areas of dense fog early, then patchy fog late this
morning. waves 1 to 2 feet. 
.tonight...south winds 10 to 15 knots becoming southwest. gusts
up to 25 knots. showers with a chance of thunderstorms. waves
1 to 3 feet. 
.saturday...west winds 15 to 20 knots diminishing to 10 to
15 knots. gusts up to 25 knots. showers in the morning, then a
chance of showers in the afternoon. waves 2 to 4 feet building to
3 to 5 feet. 
.saturday night...west winds 10 to 15 knots becoming northwest.
gusts up to 25 knots. mostly clear. waves 2 to 4 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 49 degrees and at michigan
city is 45 degrees.

$$

fzus53 kiwx 170859
nshiwx
expires:202604171415;;513056

nearshore marine forecast
national weather service northern indiana
459 am edt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz046-171415-
michigan city in to new buffalo mi-
459 am edt fri apr 17 2026

...dense fog advisory in effect until 8 am edt this morning...
...small craft advisory in effect from this evening through late
saturday night...

.today...southeast winds 10 knots or less becoming south 10 to
15 knots. areas of dense fog early, then patchy fog late this
morning. waves 1 to 2 feet. 
.tonight...south winds 15 to 20 knots becoming southwest 10 to
15 knots. gusts up to 25 knots. showers likely with a chance of
thunderstorms in the evening, then showers with a chance of
thunderstorms overnight. waves 1 to 3 feet. 
.saturday...west winds 10 to 15 knots becoming northwest. gusts
up to 25 knots. showers in the morning, then a chance of showers
in the afternoon. waves 2 to 4 feet. 
.saturday night...northwest winds 10 to 15 knots. mostly clear.
waves 2 to 4 feet. 

winds and waves higher in and near thunderstorms.

the water temperature at st. joseph is 49 degrees and at michigan
city is 45 degrees.

$$

fzus53 klot 170852
nshlot
expires:202604171515;;512841

nearshore marine forecast
national weather service chicago/romeoville il
352 am cdt fri apr 17 2026

for waters within 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 waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz743>745-171515-
calumet harbor il to gary in-gary to burns harbor in-
burns harbor to michigan city in-
352 am cdt fri apr 17 2026

...dense fog advisory in effect until 10 am cdt this morning...
...small craft advisory in effect from 1 pm cdt this afternoon
through saturday evening...

.today...southeast winds 10 to 15 kt becoming south 20 to 25 kt. 
widespread dense fog in the morning. waves 1 to 3 ft.
.tonight...south winds 20 to 25 kt becoming southwest overnight.
showers with thunderstorms likely in the evening, then showers
and a chance of thunderstorms overnight. waves 1 to 3 ft. 
.saturday...northwest winds 20 to 25 kt. chance of showers in the
morning. waves 3 to 5 ft. 
.saturday night...northwest winds 10 to 20 kt. partly cloudy in
the evening, then becoming mostly clear. waves 2 to 4 ft.  

$$

fzus53 klot 170852
nshlot
expires:202604171515;;512840

nearshore marine forecast
national weather service chicago/romeoville il
352 am cdt fri apr 17 2026

for waters within 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 waves, along with the
average height of the highest 10 percent of the waves which will
occasionally be encountered.


lmz740>742-171515-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
352 am cdt fri apr 17 2026

...dense fog advisory in effect until 10 am cdt this morning...
...small craft advisory in effect from 1 pm cdt this afternoon
through saturday evening...

.today...southeast winds 10 to 15 kt becoming south and
increasing to 20 to 25 kt. widespread dense fog in the morning.
waves 1 to 2 ft building to 2 to 4 ft. 
.tonight...south winds 20 to 25 kt becoming southwest overnight.
showers with thunderstorms likely in the evening, then showers
likely and a chance of thunderstorms overnight. waves 3 to 5 ft
subsiding to 2 to 4 ft. 
.saturday...northwest winds 20 to 25 kt becoming west. chance of
showers in the morning. waves 1 to 3 ft. 
.saturday night...west winds 15 to 25 kt. mostly clear. waves
1 to 3 ft.  

$$

fzus53 kmkx 170810
nshmkx
expires:202604172100;;511851

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz645-172100-
north point light to wind point wi-
310 am cdt fri apr 17 2026

...dense fog advisory in effect until 7 pm cdt this evening...
...small craft advisory in effect from 1 pm cdt this afternoon
through saturday evening...

.early this morning...southeast wind 5 knots becoming south early
in the morning. cloudy. widespread dense fog. waves around
1 foot. 
.today...south wind 10 to 15 knots backing southeast late in the
morning, then rising to 15 to 20 knots with gusts to around
25 knots in the afternoon. widespread dense fog in the morning,
then patchy dense fog in the late morning and afternoon. slight
chance of showers and thunderstorms late in the afternoon. waves
around 1 foot building to 3 to 4 feet in the afternoon. 
.tonight...south wind 15 to 20 knots veering west early in the
morning. gusts up to 25 knots. patchy fog through the night.
showers and thunderstorms likely through around midnight. chance
of showers and thunderstorms after midnight. waves 3 to 5 feet
subsiding to 3 to 4 feet in the late evening and overnight. 
.saturday...northwest wind 10 to 20 knots becoming 15 to 20 knots
late in the morning, then backing west in the afternoon. gusts up
to 25 knots. partly sunny in the morning then clearing. waves
2 to 4 feet subsiding to 1 to 2 feet late in the afternoon. 
.saturday night...west wind 15 to 20 knots. mostly clear. waves
2 to 4 feet subsiding to 1 to 2 feet in the late evening and
overnight. 

$$

fzus53 kmkx 170810
nshmkx
expires:202604172100;;511850

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz644-172100-
port washington to north point light wi-
310 am cdt fri apr 17 2026

...dense fog advisory in effect until 7 pm cdt this evening...
...small craft advisory in effect from 1 pm cdt this afternoon
through saturday evening...

.early this morning...south wind 5 to 10 knots. cloudy.
widespread dense fog. waves around 1 foot. 
.today...south wind 10 to 15 knots backing southeast late in the
morning, then becoming south 15 to 20 knots with gusts to around
25 knots in the afternoon. widespread dense fog in the morning,
then patchy dense fog in the late morning and afternoon. slight
chance of showers and thunderstorms late in the afternoon. waves
around 1 foot building to 3 to 5 feet in the afternoon. 
.tonight...south wind 15 to 20 knots veering west early in the
morning. gusts up to 25 knots. patchy fog through the night.
showers and thunderstorms likely through around midnight. chance
of showers and thunderstorms after midnight. waves 4 to 6 feet
subsiding to 3 to 5 feet after midnight. 
.saturday...northwest wind 10 to 20 knots backing west early in
the afternoon, then becoming 15 to 20 knots late in the
afternoon. gusts up to 25 knots. partly sunny in the morning then
clearing. waves 2 to 4 feet subsiding to 1 to 3 feet early in the
afternoon, then building to 2 to 4 feet late in the afternoon. 
.saturday night...west wind 15 to 25 knots becoming 15 to
20 knots after midnight. mostly clear. waves 2 to 4 feet
subsiding to 1 to 2 feet in the late evening and overnight. 

$$

fzus53 kmkx 170810
nshmkx
expires:202604172100;;511849

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz643-172100-
sheboygan to port washington wi-
310 am cdt fri apr 17 2026

...dense fog advisory in effect until 7 pm cdt this evening...
...small craft advisory in effect from 1 pm cdt this afternoon
through saturday evening...

.early this morning...south wind 5 to 10 knots. mostly cloudy.
widespread dense fog. waves around 1 foot. 
.today...south wind 10 to 15 knots with gusts to around 20 knots
rising to 15 to 20 knots with gusts to around 25 knots in the
afternoon. widespread dense fog in the morning, then areas of
dense fog late in the morning. patchy dense fog in the afternoon.
chance of showers and thunderstorms late in the afternoon. waves
1 to 2 feet building to 3 to 5 feet in the afternoon. 
.tonight...south wind 15 to 25 knots becoming 15 to 20 knots late
in the evening, then veering southwest after midnight veering
west early in the morning. patchy fog through the night. showers
and thunderstorms likely through around midnight. chance of
showers and thunderstorms after midnight. waves 5 to 7 feet
subsiding to 4 to 6 feet after midnight, then subsiding to 3 to
5 feet early in the morning. 
.saturday...northwest wind 10 to 20 knots backing west late in
the afternoon. gusts up to 25 knots. partly sunny in the morning
then clearing. waves 3 to 4 feet subsiding to 1 to 3 feet late in
the afternoon. 
.saturday night...west wind 15 to 25 knots becoming 15 to
20 knots late in the evening, then becoming west 15 to 20 knots
after midnight. mostly clear. waves 2 to 4 feet subsiding to 1 to
2 feet in the late evening and overnight. 

$$

fzus53 kmkx 170810
nshmkx
expires:202604172100;;511852

nearshore marine forecast
national weather service milwaukee/sullivan wi
310 am cdt fri apr 17 2026

for waters within five nautical miles of shore on lake michigan


lmz646-172100-
wind point wi to winthrop harbor il-
310 am cdt fri apr 17 2026

...dense fog advisory in effect until 7 pm cdt this evening...
...small craft advisory in effect from 1 pm cdt this afternoon
through saturday evening...

.early this morning...south wind 5 knots rising to 5 to 10 knots
early in the morning. cloudy. widespread dense fog. waves around
1 foot. 
.today...southeast wind 5 to 10 knots rising to 15 to 20 knots
with gusts to around 25 knots. widespread dense fog in the
morning, then patchy dense fog in the afternoon. waves around
1 foot building to 3 to 4 feet late in the afternoon. 
.tonight...south wind 15 to 20 knots veering west early in the
morning. gusts up to 25 knots. patchy fog through the night.
showers and thunderstorms through around midnight. chance of
showers and thunderstorms after midnight. waves 4 to 6 feet
subsiding to 3 to 4 feet in the late evening and overnight. 
.saturday...northwest wind 15 to 20 knots backing west in the
afternoon. gusts up to 25 knots. partly sunny in the morning then
clearing. waves 2 to 4 feet subsiding to 1 to 2 feet in the
afternoon. 
.saturday night...west wind 15 to 20 knots easing to 10 to
15 knots after midnight, then becoming west 10 to 15 knots early
in the morning. mostly clear. waves 1 to 2 feet. 

$$