000
FZUS53 KDLH 212051
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
351 PM CDT Sat Apr 21 2018

For waters within five nautical miles of shore on Lake Superior

LSZ140-141-220415-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
351 PM CDT Sat Apr 21 2018

.TONIGHT...Southeast wind 5 knots becoming south after midnight,
then becoming east late in the night. Mostly clear. Waves 2 feet
or less. 
.SUNDAY...South wind 5 knots. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...South wind 5 knots becoming southwest late in the
evening, then rising to 10 to 15 knots after midnight. Mostly
clear. Waves 2 feet or less. 
.MONDAY...Southwest wind 10 to 15 knots. Mostly sunny. Waves 2 to
4 feet. 

Note...Wave height forecasts are for ice free areas.

$$

LSZ142-143-220415-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
351 PM CDT Sat Apr 21 2018

.TONIGHT...Northeast wind 5 knots. Mostly clear. Waves 2 feet or
less. 
.SUNDAY...Southeast wind 5 knots. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 knots becoming southwest 10 to
15 knots in the late evening and overnight. Mostly clear. Waves
2 feet or less. 
.MONDAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less. 

Note...Wave height forecasts are for ice free areas.

$$

LSZ144-145-220415-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
351 PM CDT Sat Apr 21 2018

.TONIGHT...Southeast wind 5 knots becoming northeast in the late
evening and early morning, then becoming northwest late in the
night. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Southwest wind 5 knots becoming south late in the
morning, then becoming southeast early in the afternoon becoming
south late in the afternoon. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less. 

Note...Wave height forecasts are for ice free areas.

$$

LSZ146-147-220415-
Port Wing to Sand Island WI-Sand Island to Bayfield WI-
351 PM CDT Sat Apr 21 2018

.TONIGHT...Southeast wind 5 knots becoming southwest late in the
night. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Southwest wind 5 knots becoming south in the afternoon.
Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less. 

Note...Wave height forecasts are for ice free areas.

$$

LSZ121-148-220415-
Chequamegon Bay-Bayfield to Oak Point WI-
Oak Point to Saxon Harbor WI-
351 PM CDT Sat Apr 21 2018

.TONIGHT...Southeast wind 5 knots becoming southwest after
midnight. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Southwest wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 
.SUNDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Southwest wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 

Note...Wave height forecasts are for ice free areas.

$$

LE

000
FZUS53 KMQT 212228
NSHMQT

Nearshore Marine Forecast
National Weather Service Marquette MI
628 PM EDT Sat Apr 21 2018

For waters within five nautical miles of shore

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.

LSZ240-241-220800-
Saxon Harbor WI to Black River MI-
Black River to Ontonagon MI-
628 PM EDT Sat Apr 21 2018 /528 PM CDT Sat Apr 21 2018/

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Sunny.
Waves calm to 1 foot. 
.TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...Variable wind less than 10 knots. Sunny. Waves calm to
1 foot. 
.SUNDAY NIGHT...South wind less than 10 knots. Mostly clear.
Waves calm to 1 foot. 
.MONDAY...Southwest wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot. 

Note: Wave height forecasts are for ice free areas.

$$

LSZ242-243-220800-
Ontonagon to Upper Entrance of Portage Canal MI-
Upper Entrance of Portage Canal to Eagle River MI-
628 PM EDT Sat Apr 21 2018

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot. 
.TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...Variable wind less than 10 knots. Sunny. Waves calm to
1 foot. 
.SUNDAY NIGHT...Southeast wind less than 10 knots veering south
10 to 15 knots after midnight. Mostly clear. Waves building to
1 to 2 feet. 
.MONDAY...Southwest wind less than 10 knots. Mostly sunny. Waves
1 to 2 feet. 

Note: Wave height forecasts are for ice free areas.

$$

LSZ244-245-220800-
Eagle River to Manitou Island MI-
Manitou Island to Point Isabelle MI-
628 PM EDT Sat Apr 21 2018

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot. 
.TONIGHT...South wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...Variable wind less than 10 knots becoming southeast
less than 10 knots late. Sunny. Waves calm to 1 foot. 
.SUNDAY NIGHT...South wind 5 to 15 knots veering southwest 10 to
15 knots after midnight. Mostly clear. Waves building to 1 to
2 feet. 
.MONDAY...Southwest wind 5 to 15 knots. Mostly sunny. Waves 1 to
2 feet. 

Note: Wave height forecasts are for ice free areas.

$$

LSZ246-247-220800-
Point Isabelle to Lower Entrance of Portage Canal MI-
Lower Entrance of Portage Canal To Huron Islands MI Including
Keweenaw and Huron Bays-
628 PM EDT Sat Apr 21 2018

.LATE THIS AFTERNOON...Variable wind less than 10 knots. Sunny.
Waves calm to 1 foot. 
.TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...Variable wind less than 10 knots. Sunny. Waves calm to
1 foot. 
.SUNDAY NIGHT...Southeast wind less than 10 knots veering
southwest after midnight. Mostly clear. Waves calm to 1 foot. 
.MONDAY...Southwest wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot. 

Note: Wave height forecasts are for ice free areas.

$$

LSZ248-249-220800-
Huron Islands to Marquette MI-
Marquette to Munising MI-
628 PM EDT Sat Apr 21 2018

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Sunny.
Waves calm to 1 foot. 
.TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...Variable wind less than 10 knots becoming southeast
less than 10 knots in the afternoon. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...South wind 10 to 15 knots diminishing to less
than 10 knots after midnight. Clear. Waves building to 1 to
2 feet. 
.MONDAY...South wind less than 10 knots. Mostly sunny. Waves calm
to 1 foot. 

Note: Wave height forecasts are for ice free areas.

$$

LSZ250-251-220800-
Munising to Grand Marais MI-
Grand Marais to Whitefish Point MI-
628 PM EDT Sat Apr 21 2018

.LATE THIS AFTERNOON...Northeast wind less than 10 knots. Sunny.
Waves calm to 1 foot. 
.TONIGHT...Variable wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...South wind less than 10 knots. Sunny. Waves calm to
1 foot. 
.SUNDAY NIGHT...South wind less than 10 knots. Clear. Waves
building to 1 to 2 feet. 
.MONDAY...South wind less than 10 knots. Mostly sunny. Waves 1 to
2 feet. 

Note: Wave height forecasts are for ice free areas.

$$

LMZ221-220800-
Green Bay North of line from Cedar River MI to Rock Island
Passage-
628 PM EDT Sat Apr 21 2018

.LATE THIS AFTERNOON...South wind 5 to 15 knots. Sunny. Waves
calm to 1 foot. 
.TONIGHT...South wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...Variable wind less than 10 knots becoming southeast
less than 10 knots in the afternoon. Sunny. Waves calm to 1 foot.
.SUNDAY NIGHT...Variable wind less than 10 knots. Clear. Waves
calm to 1 foot. 
.MONDAY...Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot. 

Note: Wave height forecasts are for ice free areas.

$$

LMZ248-250-220800-
Seul Choix Point to Point Detour MI-
5NM East of a line from Fairport MI to Rock Island Passage-
628 PM EDT Sat Apr 21 2018

.LATE THIS AFTERNOON...South wind 5 to 15 knots. Sunny. Waves
calm to 1 foot. 
.TONIGHT...South wind less than 10 knots. Clear. Waves calm to
1 foot. 
.SUNDAY...Variable wind less than 10 knots. Sunny. Waves calm to
1 foot. 
.SUNDAY NIGHT...Southeast wind less than 10 knots through
midnight becoming variable. Clear. Waves calm to 1 foot. 
.MONDAY...Variable wind less than 10 knots. Mostly sunny. Waves
calm to 1 foot. 

Note: Wave height forecasts are for ice free areas.

$$

WFO MQT

000
FZUS53 KGRB 212023
NSHGRB

Nearshore Marine Forecast
National Weather Service Green Bay WI
323 PM CDT Sat Apr 21 2018

For waters within five nautical miles of shore on Lake Michigan

LMZ521-522-220415-
Green Bay south of line from Cedar River to Rock Island Passage
and north of a line from Oconto WI to Little Sturgeon Bay WI-
Green Bay south of line from Oconto WI to Little Sturgeon Bay WI-
323 PM CDT Sat Apr 21 2018

.TONIGHT...S wind 5 to 10 kts veering W after midnight. Waves
2 ft or less. Clear.
.SUNDAY...W wind around 5 kts backing SE in the late morning and
afternoon. Waves 2 ft or less. Sunny.
.SUNDAY NIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Clear.
.MONDAY...E wind 5 to 10 kts. Waves 2 ft or less. Mostly sunny. 

Wave height forecast is for ice free areas.

$$

LMZ541>543-220415-
Rock Island Passage to Sturgeon Bay WI-
Sturgeon Bay to Two Rivers WI-Two Rivers to Sheboygan WI-
323 PM CDT Sat Apr 21 2018

.TONIGHT...S wind 5 to 10 kts veering W after midnight. Waves
2 ft or less. Clear.
.SUNDAY...NE wind around 5 kts veering E in the late morning and
afternoon. Waves 2 ft or less. Sunny.
.SUNDAY NIGHT...SE wind 5 to 10 kts. Waves 2 ft or less. Clear.
.MONDAY...E wind 5 to 10 kts. Waves 2 ft or less. Mostly sunny. 

$$

See Lake Michigan Open Lake Forecast for Tuesday through Thursday.

Wave Height Forecast is for Ice Free Areas.

KLB

000
FZUS53 KMKX 212206
NSHMKX

Nearshore Marine Forecast
National Weather Service Milwaukee/Sullivan WI
505 PM CDT Sat Apr 21 2018

For waters within five nautical miles of shore on Lake Michigan

LMZ643-220400-
Sheboygan to Port Washington WI-
505 PM CDT Sat Apr 21 2018

.TONIGHT...South wind 5 to 10 knots becoming west late in the
evening, then becoming north after midnight becoming north 5 to
10 knots early in the morning. Mostly clear. Waves nearly calm. 
.SUNDAY...Northeast wind 5 to 10 knots veering east in the late
morning and early afternoon, then backing northeast late in the
afternoon. Sunny. Waves nearly calm. 
.SUNDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves
around 1 foot. 
.MONDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves
around 1 foot. 

$$
LMZ644-220400-
Port Washington to North Point Light WI-
505 PM CDT Sat Apr 21 2018

.TONIGHT...Southeast wind 5 to 10 knots becoming north late in
the evening, then rising to 5 to 10 knots after midnight becoming
north 5 to 10 knots early in the morning. Partly cloudy. Waves
nearly calm. 
.SUNDAY...Northeast wind 5 to 10 knots veering east late in the
morning, then backing northeast early in the afternoon becoming
northeast 5 to 10 knots late in the afternoon. Sunny. Waves
around 1 foot. 
.SUNDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves
around 1 foot. 
.MONDAY...Northeast wind 5 to 10 knots rising to 10 to 15 knots
late in the afternoon. Mostly sunny. Waves around 1 foot. 

$$
LMZ645-220400-
North Point Light to Wind Point WI-
505 PM CDT Sat Apr 21 2018

.TONIGHT...East wind 5 to 10 knots backing northeast after
midnight. Mostly cloudy through around midnight then becoming
partly cloudy. Waves nearly calm. 
.SUNDAY...Northeast wind 5 to 10 knots rising to 10 to 15 knots
early in the afternoon, then becoming northeast 10 to 15 knots
late in the afternoon. Sunny. Waves around 1 foot. 
.SUNDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 to
10 knots after midnight, then becoming northeast 5 to 10 knots
early in the morning. Mostly clear. Waves 1 to 2 feet. 
.MONDAY...Northeast wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then becoming northeast 10 to 15 knots early
in the afternoon backing north late in the afternoon. Mostly
sunny. Waves 1 to 2 feet. 

$$
LMZ646-220400-
Wind Point WI to Winthrop Harbor IL-
505 PM CDT Sat Apr 21 2018

.TONIGHT...East wind 5 to 10 knots backing northeast after
midnight. Mostly cloudy through around midnight then becoming
partly cloudy. Waves nearly calm. 
.SUNDAY...Northeast wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then becoming northeast 10 to 15 knots in
the afternoon. Sunny. Waves around 1 foot. 
.SUNDAY NIGHT...Northeast wind 10 to 15 knots easing to 5 to
10 knots after midnight, then becoming northeast 5 to 10 knots
early in the morning. Mostly clear. Waves 1 to 2 feet. 
.MONDAY...Northeast wind 5 to 10 knots rising to 10 to 15 knots
late in the morning, then becoming northeast 10 to 15 knots early
in the afternoon backing north late in the afternoon. Mostly
sunny. Waves 1 to 2 feet. 

$$
See Lake Michigan Open Waters Forecast for Tuesday through Thursday.


293 
FZUS53 KLOT 211953
NSHLOT

NEARSHORE MARINE FORECAST
National Weather Service Chicago/Romeoville IL
253 PM CDT Sat Apr 21 2018

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>742-220330-
Winthrop Harbor to Wilmette Harbor-
Wilmette Harbor to Northerly Island-
Northerly Island to Calumet Harbor-
253 PM CDT Sat Apr 21 2018

.TONIGHT...Northeast winds 5 to 10 kt. Mostly cloudy in the
evening then becoming partly cloudy overnight. Waves 1 ft or 
less.
.SUNDAY...Northeast winds 10 to 15 kt increasing to 10 to 20 kt in
the afternoon. Mostly sunny. Waves 1 ft or less building to 1 to 
3 ft in the afternoon.
.SUNDAY NIGHT...Northeast winds 10 to 15 kt. Partly cloudy. Waves
1 to 3 ft. 
.MONDAY...Northeast winds 10 to 15 kt. Mostly sunny. Waves 1 to
3 ft.  

$$

LMZ743>745-220330-
Calumet Harbor to Gary-Gary to Burns Harbor-
Burns Harbor to Michigan City-
253 PM CDT Sat Apr 21 2018

.TONIGHT...Northeast winds 5 to 10 kt. Mostly cloudy. Waves 1 ft
or less. 
.SUNDAY...Northeast winds 10 to 15 kt increasing to 10 to 20 kt in
the afternoon. Mostly sunny. Waves 1 ft or less building to 1 to 
3 ft in the afternoon.
.SUNDAY NIGHT...East winds 10 to 15 kt. Partly cloudy. Waves 1 to
3 ft. 
.MONDAY...Northeast winds 10 to 15 kt. Mostly sunny. Waves 1 to 2
ft. 

$$

Ratzer


256 
FZUS53 KIWX 211906
NSHIWX

Nearshore Marine Forecast for Indiana
National Weather Service Northern Indiana
306 PM EDT Sat Apr 21 2018

For waters within five nautical miles of shore on Lake Michigan

LMZ043-046-220430-
New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI-
306 PM EDT Sat Apr 21 2018

.TONIGHT...East wind 5 to 10 knots. Mostly cloudy through
midnight then becoming partly cloudy. Waves 1 foot or less. 
.SUNDAY...East wind 5 to 10 knots backing northeast in the
afternoon. Mostly sunny. Waves 1 to 2 feet. 
.SUNDAY NIGHT...East wind 5 to 15 knots. Mostly clear. Waves 1 to
2 feet. 
.MONDAY...Northeast wind 5 to 10 knots. Mostly sunny in the
morning then becoming partly cloudy. Waves around 1 foot. 

The water temperature off Michigan City is 41 degrees...and 43 
degrees off St. Joseph.

$$


491 
FZUS53 KGRR 211915
NSHGRR

Nearshore Marine Forecast
National Weather Service Grand Rapids MI
315 PM EDT Sat Apr 21 2018

For waters within five nautical miles of shore on Lake Michigan

LMZ849-220315-
Pentwater to Manistee MI-
315 PM EDT Sat Apr 21 2018

.TONIGHT...North winds 5 to 10 knots veering east after midnight.
Clear. Waves less than 1 foot. 
.SUNDAY...East winds 5 to 10 knots backing west, then veering
northwest late in the day. Sunny. Waves less than 1 foot. 
.SUNDAY NIGHT...Northeast winds 5 to 10 knots veering east after
midnight. Mostly clear. Waves less than 1 foot. 
.MONDAY...East winds 5 to 15 knots. Sunny. Waves less than 1 foot. 

$$

LMZ848-220315-
Whitehall to Pentwater MI-
315 PM EDT Sat Apr 21 2018

.TONIGHT...North winds 5 to 10 knots veering east after midnight.
Mostly clear. Waves less than 1 foot. 
.SUNDAY...East winds 5 to 10 knots veering southwest, then veering
north late in the day. Sunny. Waves 1 foot or less. 
.SUNDAY NIGHT...Northeast winds around 10 knots veering east after
midnight. Mostly clear. Waves 1 foot or less. 
.MONDAY...East winds 5 to 15 knots backing north late in the day.
Sunny. Waves less than 1 foot. 

$$

LMZ847-220315-
Grand Haven to Whitehall MI-
315 PM EDT Sat Apr 21 2018

.TONIGHT...North winds 5 to 10 knots veering east after midnight.
Mostly clear. Waves less than 1 foot. 
.SUNDAY...East winds 5 to 10 knots veering south, then backing north
late in the day. Sunny. Waves 1 foot or less. 
.SUNDAY NIGHT...East winds 10 to 15 knots. Mostly clear. Waves
1 foot or less. 
.MONDAY...East winds 5 to 15 knots backing northeast late in the
day. Sunny. Waves less than 1 foot. 

$$

LMZ846-220315-
Holland to Grand Haven MI-
315 PM EDT Sat Apr 21 2018

.TONIGHT...North winds 5 to 10 knots veering east toward daybreak.
Partly cloudy. Waves less than 1 foot. 
.SUNDAY...Northeast winds 10 to 15 knots. Sunny. Waves 1 foot or
less. 
.SUNDAY NIGHT...East winds 10 to 15 knots. Mostly clear. Waves
1 foot or less. 
.MONDAY...Northeast winds 5 to 15 knots. Sunny. Waves less than
1 foot. 

$$

LMZ845-220315-
South Haven to Holland MI-
315 PM EDT Sat Apr 21 2018

.TONIGHT...North winds 5 to 10 knots veering east toward daybreak.
Partly cloudy. Waves less than 1 foot. 
.SUNDAY...Northeast winds 10 to 15 knots. Sunny. Waves 1 foot or
less. 
.SUNDAY NIGHT...East winds 10 to 15 knots. Mostly clear. Waves
1 foot or less. 
.MONDAY...Northeast winds 5 to 15 knots. Mostly sunny. Waves 1 foot
or less. 

$$

LMZ844-220315-
St Joseph to South Haven MI-
315 PM EDT Sat Apr 21 2018

.TONIGHT...North winds 5 to 10 knots veering east after midnight.
Mostly cloudy in the evening then becoming partly cloudy. Waves less
than 1 foot. 
.SUNDAY...Northeast winds 5 to 15 knots. Sunny. Waves around 1 foot.
.SUNDAY NIGHT...East winds 10 to 15 knots. Mostly clear. Waves
around 1 foot. 
.MONDAY...East winds 10 to 15 knots. Mostly sunny. Waves 1 foot or
less. 

$$


000
FZUS53 KAPX 211949
NSHAPX

Nearshore Marine Forecast
National Weather Service Gaylord MI
349 PM EDT Sat Apr 21 2018

For waters within five nautical miles of shore on Lakes Huron...
Michigan and Superior

LSZ321-220600-
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...South wind 5 to 10 knots. Sunny. Waves 2 feet or less. 

Wave heights are valid for ice free areas.

See the open lakes forecast for days 3 through 5.

$$

LSZ322-220600-
St. Marys River Point Iroquois to E. Potagannissing Bay-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. 
.SUNDAY...Light winds. Sunny.
.SUNDAY NIGHT...Light winds. Mostly clear. 
.MONDAY...Light winds. Sunny.

See the open lakes forecast for days 3 through 5.

$$

LMZ341-220600-
Seul Choix Point to 5NM West of Mackinac Bridge-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Light winds. Sunny. Waves 2 feet or less. 

See the open lakes forecast for days 3 through 5.

$$

LHZ345-220600-
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Light winds. Sunny. Waves 2 feet or less. 

See the open lakes forecast for days 3 through 5.

$$

LHZ346-220600-
St Ignace to False Detour Channel-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Southeast wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 

See the open lakes forecast for days 3 through 5.

$$

LMZ342-220600-
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...East wind 5 to 10 knots. Sunny. Waves 2 feet or less. 

See the open lakes forecast for days 3 through 5.

$$

LMZ344-220600-
Sleeping Bear Point to Grand Traverse Light MI-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...East wind 5 to 10 knots. Sunny. Waves 2 feet or less. 

See the open lakes forecast for days 3 through 5.

$$

LMZ345-346-220600-
Point Betsie to Sleeping Bear Point MI-
Manistee to Point Betsie MI-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...East wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Northeast wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 

See the open lakes forecast for days 3 through 5.

$$

LMZ323-220600-
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Clear. Waves 2 feet or less. 
.SUNDAY...Light winds. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...East wind 5 to 10 knots. Sunny. Waves 2 feet or less. 

See the open lakes forecast for days 3 through 5.

$$

LHZ347-220600-
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Southeast wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Southeast wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 

See the open lakes forecast for days 3 through 5.

$$

LHZ348-220600-
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...Southeast wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 
.SUNDAY NIGHT...Southeast wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...Southeast wind 5 to 10 knots. Sunny. Waves 2 feet or
less. 

See the open lakes forecast for days 3 through 5.

$$

LHZ349-220600-
Sturgeon Pt to Alabaster MI-
349 PM EDT Sat Apr 21 2018

.TONIGHT...Light winds. Mostly clear. Waves 2 feet or less. 
.SUNDAY...East wind 5 to 10 knots. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...East wind 5 to 10 knots. Mostly clear. Waves
2 feet or less. 
.MONDAY...East wind 5 to 10 knots. Sunny. Waves 2 feet or less. 

See the open lakes forecast for days 3 through 5.

$$

MB

000
FZUS53 KDTX 211916
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
316 PM EDT Sat Apr 21 2018

For waters within five nautical miles of shore

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.

LHZ422-220900-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
316 PM EDT Sat Apr 21 2018

.TONIGHT...East winds 5 to 10 knots in the evening becoming light
and variable. Mostly clear. Waves around 2 feet or less. 
.SUNDAY...Light and variable winds becoming northeast 5 to
10 knots in the afternoon. Sunny. Waves around 2 feet or less. 
.SUNDAY NIGHT...East winds 5 to 10 knots. Clear. Waves around
2 feet or less. 
.MONDAY...East winds 5 to 10 knots. Sunny. Waves around 2 feet or
less. 

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ421-220900-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
316 PM EDT Sat Apr 21 2018

.TONIGHT...East winds 5 to 10 knots in the evening becoming light
and variable. Clear. Waves around 2 feet or less. 
.SUNDAY...Light and variable winds becoming east 5 to 10 knots in
the afternoon. Sunny. Waves around 2 feet or less. 
.SUNDAY NIGHT...East winds 5 to 10 knots. Clear. Waves around
2 feet or less. 
.MONDAY...East winds 5 to 10 knots. Sunny. Waves around 2 feet or
less. 

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ441-220900-
Port Austin to Harbor Beach MI-
316 PM EDT Sat Apr 21 2018

.TONIGHT...Southeast winds 5 to 10 knots early in the evening
becoming light and variable. Clear. Waves around 2 feet or less. 
.SUNDAY...Light and variable winds becoming east 5 to 10 knots in
the afternoon. Sunny. Waves around 2 feet or less. 
.SUNDAY NIGHT...East winds 5 to 10 knots. Clear. Waves around
2 feet or less. 
.MONDAY...East winds 5 to 10 knots. Sunny. Waves around 2 feet or
less. 

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ442-220900-
Harbor Beach to Port Sanilac MI-
316 PM EDT Sat Apr 21 2018

.TONIGHT...East winds 5 to 10 knots early in the evening becoming
light and variable. Clear. Waves around 2 feet or less. 
.SUNDAY...Light and variable winds becoming east 5 to 10 knots in
the afternoon. Sunny. Waves around 2 feet or less. 
.SUNDAY NIGHT...East winds 5 to 10 knots. Clear. Waves around
2 feet or less. 
.MONDAY...East winds 5 to 10 knots. Sunny. Waves around 2 feet or
less. 

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ443-220900-
Port Sanilac to Port Huron MI-
316 PM EDT Sat Apr 21 2018

.TONIGHT...East winds 5 to 10 knots early in the evening becoming
light and variable. Mostly clear. Waves around 2 feet or less. 
.SUNDAY...Light and variable winds becoming northeast 5 to
10 knots in the afternoon. Sunny. Waves around 2 feet or less. 
.SUNDAY NIGHT...East winds 5 to 10 knots. Clear. Waves around
2 feet or less. 
.MONDAY...East winds 5 to 10 knots. Sunny. Waves around 2 feet or
less. 

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LEZ444-220900-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
316 PM EDT Sat Apr 21 2018

.TONIGHT...Southeast winds 5 to 10 knots early in the evening
becoming light and variable. Mostly cloudy in the evening
becoming partly cloudy. Waves around 2 feet or less. 
.SUNDAY...Light and variable winds becoming east 10 to 15 knots.
Sunny. Waves around 2 feet or less. 
.SUNDAY NIGHT...East winds 10 to 15 knots. Clear. Waves 1 to
3 feet. 
.MONDAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the late morning and early afternoon...then increasing to
10 to 15 knots late in the afternoon. Mostly sunny. Waves around
2 feet or less. 

See Lake Erie Open Lake Forecast for days 3 through 5.

The water temperature at Belle Isle is 40.9 degrees.

$$

IRL

You can obtain your latest National Weather Service forecasts online
a www.weather.gov/greatlakes

974 
FZUS51 KCLE 211943
NSHCLE

Nearshore Marine Forecast
National Weather Service Cleveland OH
343 PM EDT Sat Apr 21 2018

For waters within five nautical miles of shore

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.

LEZ142>146-220215-
Lake Erie nearshore waters from Maumee Bay to Reno Beach OH-
Lake Erie nearshore waters from Reno Beach to The Islands OH-
Lake Erie nearshore waters from The Islands to Vermilion OH-
Lake Erie nearshore waters from Vermilion to Avon Point OH-
Lake Erie nearshore waters from Avon Point to Willowick OH-
343 PM EDT Sat Apr 21 2018

.TONIGHT...East winds less than 10 knots. Mostly cloudy. Waves
1 foot or less. 
.SUNDAY...Northeast winds 5 to 15 knots. Sunny. Waves 1 to
3 feet. 
.SUNDAY NIGHT...Northeast winds 10 to 15 knots becoming east.
Mostly clear. Waves 1 to 3 feet. 
.MONDAY...East winds 5 to 10 knots. Sunny. Waves 2 feet or less. 

See Lake Erie open lakes forecast for Tuesday through Thursday.

The water temperature off Toledo is 44 degrees...off Cleveland 40
degrees and off Erie 39 degrees.

$$

LEZ147>149-220215-
Lake Erie nearshore waters from Willowick to Geneva-on-
the Lake OH-Lake Erie nearshore waters from Geneva-on-the-
Lake to Conneaut OH-
Lake Erie nearshore waters from Conneaut OH to Ripley NY-
343 PM EDT Sat Apr 21 2018

.TONIGHT...Northeast winds less than 10 knots becoming east.
Mostly cloudy this evening, then clearing. Waves 1 foot or less. 
.SUNDAY...East winds 5 to 15 knots becoming northeast. Sunny.
Waves 2 feet or less. 
.SUNDAY NIGHT...Northeast winds 5 to 15 knots becoming southeast.
Mostly clear. Waves 2 feet or less. 
.MONDAY...Southeast winds 5 to 10 knots becoming east. Sunny.
Waves 1 foot or less. 

See Lake Erie open lakes forecast for Tuesday through Thursday.

The water temperature off Toledo is 44 degrees...off Cleveland 40
degrees and off Erie 39 degrees.

$$


701 
FZUS51 KBUF 212036
NSHBUF

Nearshore Marine Forecast
National Weather Service Buffalo NY
431 PM EDT Sat Apr 21 2018

For waters within five nautical miles of shore

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.

LEZ020-220300-
Upper Niagara River and Buffalo Harbor-
431 PM EDT Sat Apr 21 2018

.TONIGHT...West winds 5 to 10 knots becoming light and variable.
Mainly clear. 
.SUNDAY...Light and variable winds becoming northeast 5 to
10 knots. Sunny.
.SUNDAY NIGHT...Northeast winds 10 knots or less becoming
southeast. Clear.
.MONDAY...Southeast winds 10 knots or less. Sunny.
.MONDAY NIGHT...Light and variable winds becoming south 5 to
10 knots. Mainly clear in the evening, then becoming partly
cloudy. 
.TUESDAY...South winds 10 knots or less becoming southeast.
Showers likely Tuesday night. 
.WEDNESDAY...East winds 10 knots or less becoming northeast.
Showers likely during the day, then a chance of showers Wednesday
night. 
.THURSDAY...Northeast winds 10 knots or less becoming southwest.
A chance of rain showers. 

The water temperature off Buffalo is 35 degrees.

$$

LOZ030-220300-
Lower Niagara River-
431 PM EDT Sat Apr 21 2018

.TONIGHT...Northwest winds 5 to 10 knots becoming light and
variable. Mainly clear. 
.SUNDAY...Light and variable winds becoming northeast around
10 knots. Sunny.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots becoming light and
variable. Clear.
.MONDAY...Light and variable winds. Sunny.
.MONDAY NIGHT...East winds 10 knots or less becoming south.
Mainly clear in the evening, then becoming partly cloudy. 
.TUESDAY...South winds 10 knots or less becoming southeast.
Showers likely Tuesday night. 
.WEDNESDAY...East winds 10 knots or less becoming northeast.
Showers likely during the day, then a chance of showers Wednesday
night. 
.THURSDAY...Northeast winds 10 knots or less becoming southwest.
A chance of showers. 

$$

LEZ040-041-220300-
Buffalo to Ripley along Lake Erie-
431 PM EDT Sat Apr 21 2018

.TONIGHT...West winds 10 knots or less becoming southeast. Partly
cloudy this evening, then becoming clear. Waves 1 foot or less. 
.SUNDAY...Light and variable winds becoming northeast 10 to
15 knots. Sunny. Waves 2 feet or less. 
.SUNDAY NIGHT...Northeast winds 5 to 15 knots becoming southeast.
Clear. Waves 2 feet or less. 
.MONDAY...Southeast winds 10 knots or less. Sunny. Waves 1 foot
or less. 
.MONDAY NIGHT...Southeast winds 10 knots or less becoming south.
Mainly clear in the evening, then becoming partly cloudy. Waves
1 foot or less. 
.TUESDAY...Southeast winds 10 knots or less. A chance of showers
during the day, then showers likely Tuesday night. Waves 1 foot
or less. 
.WEDNESDAY...East winds 10 knots or less becoming northeast. Rain
showers likely during the day, then a chance of rain showers
Wednesday night. Waves 1 foot or less. 
.THURSDAY...North winds 10 knots or less becoming southwest. A
chance of rain showers. Waves 1 foot or less. 

$$

LOZ042-220300-
Niagara River to Hamlin Beach along Lake Ontario-
431 PM EDT Sat Apr 21 2018

.TONIGHT...West winds 5 to 15 knots diminishing to less than
10 knots. Clear. Waves 1 foot or less. 
.SUNDAY...Light and variable winds. Sunny. Waves 1 foot or less. 
.SUNDAY NIGHT...East winds less than 10 knots. Clear. Waves
1 foot or less. 
.MONDAY...East winds 10 knots or less. Sunny. Waves 1 foot or
less. 
.MONDAY NIGHT...East winds 5 to 10 knots becoming south. Mainly
clear in the evening, then becoming partly cloudy. Waves 2 feet
or less. 
.TUESDAY...Southeast winds 5 to 15 knots. Showers likely Tuesday
night. Waves 2 feet or less. 
.WEDNESDAY...East winds 5 to 10 knots becoming northeast. Showers
likely. Waves 2 feet or less. 
.THURSDAY...Northeast winds 5 to 10 knots becoming southwest. A
chance of showers. Waves 2 feet or less. 

$$

LOZ043-044-220300-
Hamlin Beach to Mexico Bay along Lake Ontario
including Irondequoit Bay-
431 PM EDT Sat Apr 21 2018

.TONIGHT...Northwest winds 5 to 15 knots becoming west. Mainly
clear. Waves 2 feet or less. 
.SUNDAY...West winds 10 knots or less becoming north. Sunny.
Waves 1 foot or less. 
.SUNDAY NIGHT...Northeast winds less than 10 knots. Clear. Waves
1 foot or less. 
.MONDAY...Southeast winds 10 knots or less becoming east. Sunny.
Waves 1 foot or less. 
.MONDAY NIGHT...East winds 5 to 10 knots becoming south. Mainly
clear. Waves 1 foot or less. 
.TUESDAY...South winds 5 to 15 knots. Showers likely Tuesday
night. Waves 2 feet or less. 
.WEDNESDAY...Southeast winds 5 to 10 knots becoming northeast.
Occasional showers. Waves 2 feet or less. 
.THURSDAY...North winds 5 to 10 knots becoming southwest. A
chance of showers. Waves 1 foot or less. 

The water temperature off Rochester is 38 degrees.

$$

LOZ045-220300-
Mexico Bay to the Saint Lawrence River along Lake Ontario-
431 PM EDT Sat Apr 21 2018

.TONIGHT...Southwest winds 10 to 20 knots becoming light and
variable. Mainly clear. Waves 1 foot or less. 
.SUNDAY...Light and variable winds becoming west 5 to 10 knots.
Sunny. Waves 1 foot or less. 
.SUNDAY NIGHT...West winds less than 10 knots. Mainly clear.
Waves 1 foot or less. 
.MONDAY...Light and variable winds. Sunny. Waves 1 foot or less. 
.MONDAY NIGHT...Southeast winds 10 knots or less becoming south.
Mainly clear. Waves 1 foot or less. 
.TUESDAY...South winds 5 to 10 knots. Showers likely Tuesday
night. Waves 1 foot or less. 
.WEDNESDAY...Southeast winds 5 to 10 knots becoming northeast.
Occasional showers. Waves 1 foot or less. 
.THURSDAY...Northeast winds 5 to 10 knots becoming south. A
chance of showers. Waves 1 foot or less. 

$$