fzus53 kgrb 121457
nshgrb
expires:202603122200;;546919

nearshore marine forecast
national weather service green bay wi
957 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-122200-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
957 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.this afternoon...w wind 10 to 15 kts backing s 10 to 20 kts
early in the afternoon. waves 1 to 3 ft. sunny early in the
morning then becoming partly cloudy. 
.tonight...s wind to 30 kts increasing to gales to 35 kts, then
veering sw to 30 kts after midnight. gusts to 50 kts. waves 10 to
14 ft building to 14 to 18 ft after midnight. a slight chance of
rain in the evening. light snow. light rain after midnight. 
.friday...w wind to 30 kts veering nw gales to 35 kts mid-day,
then decreasing to to 30 kts early in the afternoon. gusts to
45 kts. waves 6 to 10 ft. a chance of light snow in the morning. 
.friday night...nw wind 15 to 25 kts decreasing to 10 to 15 kts
in the late evening and overnight. waves 2 to 4 ft subsiding to
2 ft or less after midnight. partly cloudy.  

$$

fzus53 kiwx 121435
nshiwx
expires:202603122015;;546439

nearshore marine forecast
national weather service northern indiana
1035 am edt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz043-122015-
new buffalo mi to st joseph mi-
1035 am edt thu mar 12 2026

...gale warning in effect from this evening through late
tonight...
...storm warning in effect from late tonight through friday
afternoon...
...gale warning in effect from friday afternoon through friday
evening...

.this afternoon...west winds 5 to 15 knots becoming southwest.
sunny. waves 2 to 4 feet. 
.tonight...south winds 5 to 10 knots increasing to 35 knot gales.
gusts up to 25 knots increasing to 50 knot storms. a slight
chance of rain showers in the evening, then a chance of rain
showers overnight. waves 1 to 3 feet building to 7 to 10 feet. 
.friday...southwest gales to 35 knots becoming west. gusts up to
50 knot storms. a chance of rain showers in the morning. waves
8 to 11 feet building to 10 to 13 feet. 
.friday night...northwest winds to 30 knots diminishing to 10 to
15 knots overnight. gusts up to 45 knot gales decreasing to
25 knots. mostly cloudy. waves 9 to 12 feet subsiding to 5 to
8 feet. 

the water temperature at st. joseph is 41 degrees and at michigan
city is 40 degrees.

$$

fzus53 kiwx 121435
nshiwx
expires:202603122015;;546438

nearshore marine forecast
national weather service northern indiana
1035 am edt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz046-122015-
michigan city in to new buffalo mi-
1035 am edt thu mar 12 2026

...gale warning in effect from this evening through late
tonight...
...storm warning in effect from late tonight through friday
afternoon...
...gale warning in effect from friday afternoon through friday
evening...

.this afternoon...west winds 5 to 15 knots becoming southwest.
sunny. waves 2 to 4 feet. 
.tonight...south winds 5 to 10 knots increasing to 30 knots.
gusts up to 25 knots increasing to 50 knot storms. a slight 
chance of showers in the evening, then a chance of showers 
overnight. waves 1 to 2 feet building to 4 to 7 feet. 
.friday...southwest gales to 35 knots becoming west and
diminishing to 30 knots in the afternoon. gusts up to 50 knot
storms. a chance of showers in the morning. waves 6 to 10 feet
building to 7 to 11 feet. 
.friday night...northwest winds to 30 knots diminishing to 10 to
15 knots overnight. gusts up to 40 knot gales. mostly cloudy.
waves 5 to 9 feet subsiding to 3 to 6 feet. 

the water temperature at st. joseph is 41 degrees and at michigan
city is 40 degrees.

$$

fzus53 klot 121418 cca
nshlot
expires:202603122130;;546179

nearshore marine forecast...corrected
national weather service chicago/romeoville il
918 am cdt thu mar 12 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>743-122130-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
northerly island to calumet harbor il-
calumet harbor il to gary in-
918 am cdt thu mar 12 2026

...gale warning in effect from this evening through late
tonight...
...storm warning in effect from late tonight through friday
afternoon...
...gale warning in effect from friday afternoon through friday
evening...

.rest of today...west winds 10 to 15 kt becoming southwest late.
sunny late in the morning, then becoming partly cloudy. waves
2 to 4 ft subsiding to 1 to 2 ft. 
.tonight...south winds to 30 kt becoming southwest and increasing
to 40 kt gales late in the evening, then to 50 kt storm force
winds overnight. slight chance of showers in the evening, then 
showers likely overnight. waves 4 to 6 ft occasionally to 8 ft 
building to 5 to 8 ft occasionally to 10 ft.
.friday...west storm force winds to 50 kt diminishing to 45 kt
gales late. mostly cloudy. waves 4 to 7 ft occasionally to 9 ft. 
.friday night...northwest gales to 35 kt diminishing to 10 to
15 kt. mostly cloudy. waves 3 to 5 ft subsiding to 2 to 4 ft.  

$$

fzus53 klot 121418 cca
nshlot
expires:202603122130;;546180

nearshore marine forecast...corrected
national weather service chicago/romeoville il
918 am cdt thu mar 12 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.


lmz744-745-122130-
gary to burns harbor in-burns harbor to michigan city in-
918 am cdt thu mar 12 2026

...gale warning in effect from this evening through late
tonight...
...storm warning in effect from late tonight through friday
afternoon...
...gale warning in effect from friday afternoon through friday
evening...

.rest of today...west winds 15 to 20 kt becoming southwest and
diminishing to around 10 kt. mostly sunny. waves 3 to 5 ft
subsiding to 1 to 3 ft. 
.tonight...south winds to 30 kt becoming southwest and increasing
to 40 kt gales late this evening, then to 50 kt storm force winds
overnight. slight chance of showers in the evening, then chance 
of showers overnight. waves 2 to 4 ft building to 5 to 8 ft 
occasionally to 10 ft. 
.friday...southwest storm force winds to 50 kt becoming west in
the morning, then diminishing to 45 kt late. slight chance of 
showers in the morning. waves 8 to 11 ft occasionally to 14 ft.
.friday night...northwest gales to 35 kt diminishing to 10 to
20 kt overnight. mostly cloudy. waves 6 to 9 ft occasionally to
12 ft subsiding to 4 to 6 ft occasionally to 8 ft.  

$$

fzus53 kmkx 121411
nshmkx
expires:202603122200;;545998

nearshore marine forecast
national weather service milwaukee/sullivan wi
911 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz644-122200-
port washington to north point light wi-
911 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.rest of today...west wind 10 to 15 knots easing to 5 to 10 knots
early in the afternoon, then becoming south 10 to 15 knots late
in the afternoon. sunny. waves around 1 foot. 
.tonight...south wind 15 to 20 knots with gusts to around
25 knots rising to up to 30 knots with gusts to around 35 knots
late in the evening, then rising to gales to 35 knots with gusts
to around 40 knots after midnight becoming southwest up to
30 knots with gusts to around 40 knots early in the morning.
chance of rain through around midnight, then rain and a chance of
snow after midnight. waves 3 to 4 feet building to 6 to 8 feet. 
.friday...west gales to 35 knots veering northwest late in the
afternoon. gusts up to 45 knots. partly sunny. waves 4 to 6 feet.
.friday night...northwest wind up to 30 knots easing to 15 to
20 knots late in the evening, then becoming 10 to 20 knots after
midnight becoming 10 to 15 knots early in the morning. partly
cloudy through around midnight then becoming mostly cloudy. waves
3 to 4 feet subsiding to 1 to 2 feet after midnight. 

$$

fzus53 kmkx 121411
nshmkx
expires:202603122200;;546000

nearshore marine forecast
national weather service milwaukee/sullivan wi
911 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz646-122200-
wind point wi to winthrop harbor il-
911 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.rest of today...west wind 10 to 15 knots easing to 5 to 10 knots
early in the afternoon, then becoming south 10 to 15 knots late
in the afternoon. sunny. waves around 1 foot. 
.tonight...south wind 15 to 20 knots with gusts to around
25 knots rising to up to 30 knots with gusts to around 35 knots
late in the evening, then becoming south up to 30 knots with
gusts to around 40 knots after midnight becoming southwest gales
to 35 knots with gusts to around 40 knots early in the morning.
chance of rain through around midnight, then rain likely after
midnight. waves 4 to 6 feet building to 5 to 7 feet. 
.friday...west gales to 35 knots easing to up to 30 knots late in
the afternoon. gusts up to 45 knots. partly sunny. waves 4 to
6 feet subsiding to 3 to 5 feet late in the afternoon. 
.friday night...northwest wind 15 to 25 knots with gusts to
around 30 knots becoming 15 to 20 knots late in the evening, then
easing to 10 to 15 knots after midnight becoming northwest 10 to
15 knots early in the morning. partly cloudy through around
midnight then becoming mostly cloudy. waves 3 to 4 feet subsiding
to 1 to 2 feet after midnight. 

$$

fzus53 kmkx 121411
nshmkx
expires:202603122200;;545999

nearshore marine forecast
national weather service milwaukee/sullivan wi
911 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz645-122200-
north point light to wind point wi-
911 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.rest of today...west wind 10 to 15 knots easing to 5 to 10 knots
early in the afternoon, then becoming south 10 to 15 knots late
in the afternoon. sunny. waves around 1 foot. 
.tonight...south wind 15 to 20 knots with gusts to around
25 knots rising to up to 30 knots with gusts to around 35 knots
late in the evening, then becoming south up to 30 knots with
gusts to around 40 knots after midnight becoming southwest gales
to 35 knots with gusts to around 40 knots early in the morning.
chance of rain through around midnight, then rain after midnight.
waves 4 to 6 feet building to 5 to 7 feet. 
.friday...west gales to 35 knots. gusts up to 45 knots. partly
sunny. waves 4 to 6 feet. 
.friday night...northwest wind up to 30 knots easing to 15 to
20 knots late in the evening, then becoming 10 to 20 knots after
midnight becoming 10 to 15 knots early in the morning. partly
cloudy through around midnight then becoming mostly cloudy. waves
3 to 5 feet subsiding to 1 to 2 feet early in the morning. 

$$

fzus53 kmkx 121411
nshmkx
expires:202603122200;;545997

nearshore marine forecast
national weather service milwaukee/sullivan wi
911 am cdt thu mar 12 2026

for waters within five nautical miles of shore on lake michigan


lmz643-122200-
sheboygan to port washington wi-
911 am cdt thu mar 12 2026

...gale warning in effect from this evening through friday
evening...

.rest of today...northwest wind 10 to 15 knots becoming west 5 to
10 knots early in the afternoon, then becoming south 10 to
20 knots late in the afternoon. sunny. waves around 1 foot. 
.tonight...south wind 15 to 25 knots rising to gales to 35 knots
with gusts to around 40 knots late in the evening, then becoming
south gales to 35 knots with gusts to around 40 knots after
midnight veering southwest with gusts to around 40 knots early in
the morning. chance of rain through around midnight. chance of
snow through the night. rain after midnight. waves 3 to 5 feet
building to 9 to 11 feet. 
.friday...west wind up to 30 knots rising to gales to 35 knots
late in the morning, then becoming west gales to 35 knots early
in the afternoon veering northwest late in the afternoon. gusts
up to 45 knots. slight chance of snow in the morning. waves 5 to
7 feet subsiding to 4 to 6 feet in the late morning and
afternoon. 
.friday night...northwest wind up to 30 knots easing to 15 to
25 knots late in the evening, then becoming 15 to 20 knots after
midnight easing to 10 to 15 knots early in the morning. partly
cloudy. waves 3 to 5 feet subsiding to 1 to 2 feet. 

$$