fzus53 kgrb 200627
nshgrb
expires:202602201100;;942542

nearshore marine forecast
national weather service green bay wi
1227 am cst fri feb 20 2026

for waters within five nautical miles of shore on lake michigan


lmz542-543-201100-
sturgeon bay to two rivers wi-two rivers to sheboygan wi-
1227 am cst fri feb 20 2026

...small craft advisory in effect through this evening...

.rest of the night...ne wind 15 to 25 kts. waves 4 to 7 ft. rain
and a slight chance of light freezing rain. 
.friday...ne wind 15 to 25 kts backing nw in the late morning and
afternoon. gusts to 35 kts. waves 4 to 7 ft. rain. light snow
likely in the afternoon. 
.friday night...nw wind to 30 kts. gusts to 35 kts in the
evening. waves 2 to 4 ft subsiding to 1 to 3 ft after midnight. a
chance of light rain in the evening. a chance of light snow. 
.saturday...nw wind 10 to 20 kts. waves 2 ft or less. a chance of
light snow.  

$$

fzus53 klot 200304
nshlot
expires:202602201030;;934550

nearshore marine forecast
national weather service chicago/romeoville il
904 pm cst thu feb 19 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.


lmz742-743-201030-
northerly island to calumet harbor il-
calumet harbor il to gary in-
904 pm cst thu feb 19 2026

...gale warning in effect from 2 am cst friday through friday
afternoon...

.rest of tonight...northeast winds 10 to 20 kt becoming southwest
and increasing to 35 kt gales. patchy fog. rain showers likely 
and slight chance of thunderstorms late in the evening, then 
chance of showers after midnight. waves 1 to 3 ft building to 2 to
4 ft. 
.friday...west gales to 45 kt diminishing to 35 kt gales in the 
afternoon. chance of snow and rain in the morning, then a chance 
of flurries in the afternoon. waves 4 to 6 ft occasionally to 8 
ft.
.friday night...west winds to 30 kt diminishing to 15 to 20 kt.
mostly cloudy in the evening then clearing. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.saturday...west winds 10 to 20 kt. partly cloudy in the morning,
then becoming mostly cloudy. waves 1 to 3 ft. 

wave heights are for ice free areas.

$$

fzus53 klot 200304
nshlot
expires:202602201030;;934551

nearshore marine forecast
national weather service chicago/romeoville il
904 pm cst thu feb 19 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.


lmz744-745-201030-
gary to burns harbor in-burns harbor to michigan city in-
904 pm cst thu feb 19 2026

...gale warning in effect from 2 am cst friday through friday
afternoon...

.rest of tonight...east winds 15 to 20 kt becoming southwest and 
increasing to 35 kt gales. patchy fog. rain showers likely and 
slight chance of thunderstorms late in the evening, then chance of
showers after midnight. waves 1 to 3 ft building to 2 to 4 ft.
.friday...southwest gales to 45 kt becoming west and diminishing
to 35 kt gales late in the afternoon. chance of snow and rain in 
the morning, then a chance of flurries in the afternoon. waves 6 
to 9 ft occasionally to 12 ft.
.friday night...west winds to 30 kt diminishing to 15 to 25 kt.
mostly cloudy in the evening, then becoming partly cloudy. waves
4 to 7 ft occasionally to 9 ft subsiding to 3 to 5 ft. 
.saturday...west winds 15 to 20 kt. partly cloudy in the morning,
then becoming mostly cloudy. waves 2 to 4 ft.  

wave heights are for ice free areas.

$$

fzus53 klot 200304
nshlot
expires:202602201030;;934549

nearshore marine forecast
national weather service chicago/romeoville il
904 pm cst thu feb 19 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.


lmz740-741-201030-
winthrop harbor to wilmette harbor il-
wilmette harbor to northerly island il-
904 pm cst thu feb 19 2026

...small craft advisory in effect from 1 am to 6 am cst friday...
...gale warning in effect from 6 am cst friday through friday
afternoon...

.rest of tonight...northeast winds 10 to 20 kt becoming southwest
and increasing to 30 kt. patchy fog. rain showers and slight
chance of thunderstorms late in the evening, then chance of 
showers after midnight. waves 2 to 4 ft building to 3 to 5 ft. 
.friday...west gales to 45 kt diminishing to 35 kt gales in the
afternoon. chance of rain and snow in the morning, then a chance 
of flurries in the afternoon. waves 3 to 5 ft. 
.friday night...west winds to 30 kt diminishing to 15 to 25 kt.
mostly cloudy in the evening then clearing. waves 2 to 4 ft
subsiding to 1 to 3 ft. 
.saturday...west winds 10 to 20 kt. partly cloudy in the morning,
then becoming mostly cloudy. waves 1 to 2 ft. 

wave heights are for ice free areas.

$$

fzus53 kmkx 200512
nshmkx
expires:202602201100;;939177

nearshore marine forecast
national weather service milwaukee/sullivan wi
1112 pm cst thu feb 19 2026

for waters within five nautical miles of shore on lake michigan


lmz644-201100-
port washington to north point light wi-
1112 pm cst thu feb 19 2026

...small craft advisory in effect until 8 am cst friday...
...gale warning in effect from 8 am cst friday through friday
evening...

.rest of tonight...northeast wind 15 to 20 knots veering east
early in the morning. rain showers around midnight. slight chance
of thunderstorms through the night. rain after midnight. waves
3 to 4 feet. 
.friday...southwest wind 15 to 25 knots becoming west up to
30 knots with gusts to around 35 knots in the late morning and
afternoon. rain and snow likely in the morning, then slight
chance of rain and snow in the afternoon. waves 3 to 4 feet
building to 3 to 5 feet early in the afternoon, then subsiding to
3 to 4 feet late in the afternoon. 
.friday night...west wind up to 30 knots with gusts to around
35 knots becoming northwest 15 to 25 knots with gusts to around
30 knots in the late evening and early morning, then becoming
15 to 20 knots early in the morning. partly cloudy. waves 2 to
4 feet subsiding to 1 to 2 feet in the late evening and
overnight. 
.saturday...northwest wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then rising to 15 to 20 knots
late in the afternoon. mostly sunny in the morning then becoming
mostly cloudy. waves 1 to 2 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 200512
nshmkx
expires:202602201100;;939178

nearshore marine forecast
national weather service milwaukee/sullivan wi
1112 pm cst thu feb 19 2026

for waters within five nautical miles of shore on lake michigan


lmz645-201100-
north point light to wind point wi-
1112 pm cst thu feb 19 2026

...small craft advisory in effect until 8 am cst friday...
...gale warning in effect from 8 am cst friday through friday
evening...

.rest of tonight...northeast wind 15 to 20 knots veering
southeast early in the morning. rain showers around midnight.
slight chance of thunderstorms through the night. rain after
midnight. waves 3 to 4 feet. 
.friday...southwest wind 15 to 25 knots with gusts to around
30 knots becoming west up to 30 knots with gusts to around
40 knots in the late morning and afternoon. rain and snow likely
in the morning, then slight chance of snow in the afternoon.
waves 3 to 4 feet building to 3 to 5 feet in the late morning and
early afternoon, then subsiding to 3 to 4 feet late in the
afternoon. 
.friday night...west wind 15 to 25 knots with gusts to around
30 knots becoming west 15 to 25 knots in the late evening and
early morning, then veering northwest 15 to 20 knots early in the
morning. partly cloudy. waves 2 to 4 feet subsiding to 1 to
2 feet after midnight. 
.saturday...northwest wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then rising to 15 to 20 knots
late in the afternoon. mostly sunny in the morning then becoming
mostly cloudy. waves 1 to 2 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 200512
nshmkx
expires:202602201100;;939179

nearshore marine forecast
national weather service milwaukee/sullivan wi
1112 pm cst thu feb 19 2026

for waters within five nautical miles of shore on lake michigan


lmz646-201100-
wind point wi to winthrop harbor il-
1112 pm cst thu feb 19 2026

...small craft advisory in effect until 8 am cst friday...
...gale warning in effect from 8 am cst friday through friday
evening...

.rest of tonight...northeast wind 15 to 20 knots veering south
with gusts to around 25 knots early in the morning. rain showers
around midnight. slight chance of thunderstorms through the
night. rain after midnight. waves 3 to 4 feet. 
.friday...southwest wind 15 to 25 knots becoming west up to
30 knots in the late morning and afternoon. gusts up to 40 knots.
chance of rain and snow in the morning. waves 3 to 4 feet. 
.friday night...west wind 15 to 25 knots with gusts to around
30 knots becoming west 15 to 25 knots late in the evening, then
becoming 15 to 20 knots with gusts to around 25 knots after
midnight. partly cloudy. waves 2 to 4 feet subsiding to 1 to
2 feet in the late evening and overnight. 
.saturday...northwest wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then rising to 15 to 20 knots
late in the afternoon. mostly sunny in the morning then becoming
mostly cloudy. waves 1 to 2 feet. 

wave heights are for ice free areas.

$$

fzus53 kmkx 200512
nshmkx
expires:202602201100;;939176

nearshore marine forecast
national weather service milwaukee/sullivan wi
1112 pm cst thu feb 19 2026

for waters within five nautical miles of shore on lake michigan


lmz643-201100-
sheboygan to port washington wi-
1112 pm cst thu feb 19 2026

...small craft advisory in effect until 11 am cst friday...
...gale warning in effect from 11 am cst friday through friday
evening...

.rest of tonight...northeast wind 15 to 20 knots veering east
early in the morning. rain showers around midnight. slight chance
of thunderstorms around midnight. rain after midnight. waves 3 to
4 feet. 
.friday...southeast wind 15 to 25 knots becoming west up to
30 knots with gusts to around 35 knots in the late morning and
afternoon. rain and snow likely in the morning, then slight
chance of rain and snow in the afternoon. waves 4 to 6 feet
subsiding to 3 to 5 feet early in the afternoon, then subsiding
to 3 to 4 feet late in the afternoon. 
.friday night...northwest wind up to 30 knots with gusts to
around 35 knots easing to 15 to 25 knots with gusts to around
30 knots in the late evening and early morning, then becoming
15 to 20 knots early in the morning. slight chance of snow
through around midnight. waves 2 to 4 feet subsiding to 1 to
2 feet after midnight. 
.saturday...northwest wind 15 to 20 knots easing to 10 to
15 knots early in the afternoon, then rising to 15 to 20 knots
late in the afternoon. slight chance of snow in the afternoon.
waves 1 to 2 feet. 

wave heights are for ice free areas.

$$