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fzus61 kcle 271313
glfle 
747 

open lake forecast for lake erie
national weather service cleveland oh
913 am edt thu apr 27 2017

for waters beyond five nautical miles of shore on lake erie

.synopsis...a cold front will push southeast across lake erie this
afternoon and evening and stall. the front will waver back and 
forth near lake erie until a low 29.30 inches moves northeast 
through the lakes and pulls a series of cold fronts across the 
lake monday through tuesday.

lez162>165-272015-
lake erie open waters from maumee bay to reno beach oh-
lake erie open waters from reno beach to the islands oh-
lake erie open waters from the islands to vermilion oh-
lake erie open waters from vermilion to avon point oh-
913 am edt thu apr 27 2017

.rest of today...south winds 10 to 20 knots becoming southwest. a chance
of showers and thunderstorms. waves 1 to 2 feet. 
.tonight...west winds 10 to 20 knots. waves 2 feet or less. 
.friday...southwest winds 5 to 10 knots becoming southeast. waves
2 feet or less. 
.friday night...south winds 5 to 10 knots. a chance of showers
and thunderstorms. waves 1 foot or less. 
.saturday...west winds 5 to 15 knots becoming northeast 10 to
20 knots. a chance of showers in the morning. a chance of
thunderstorms. showers likely. waves 1 to 3 feet building to 4 to
6 feet. 
.sunday...east winds to 30 knots becoming south 15 to 25 knots.
showers likely with a chance of thunderstorms. waves 4 to 6 feet
subsiding to 2 to 4 feet. 
.monday...south winds to 30 knots becoming southwest. showers and
thunderstorms likely. a chance of showers. waves 3 to 5 feet
building to 4 to 6 feet. 

winds and waves higher in and near thunderstorms.

$$
fzus63 kdtx 271347
glflh 

lhz462>464-272015-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
947 am edt thu apr 27 2017

.rest of today...south winds 15 to 25 knots. showers likely and a
chance of thunderstorms in the afternoon. waves 4 to 6 feet. 
waves occasionally around 8 feet. 
.tonight...south winds 15 to 25 knots becoming southwest 5 to 15 
knots. a chance of showers and thunderstorms early in the evening.
waves 3 to 5 feet subsiding to 1 to 3 feet early in the morning. 
.friday...south winds 10 to 15 knots. waves 1 to 3 feet building
to 2 to 4 feet early in the afternoon. 
.friday night...south winds 10 to 15 knots decreasing to 5 to
10 knots in the late evening and early morning...then veering to
the south 5 to 10 knots after midnight. a chance of showers.
waves 1 to 3 feet. 
.saturday...north winds 10 to 15 knots. a chance of showers early
in the morning. a chance of showers after midnight. waves 2 to
4 feet subsiding to 1 to 3 feet late in the afternoon. 
.sunday...northeast winds 10 to 15 knots becoming east 15 to
20 knots early in the evening...then decreasing to 10 to 15 knots
in the late evening and early morning. a chance of showers early
in the morning...then showers likely. waves 4 to 6 feet. 
.monday...southeast winds 10 to 15 knots becoming south 15 to
20 knots. showers likely early in the morning...then a chance of
showers until early evening. a chance of showers after midnight.
waves 3 to 5 feet. waves occasionally around 8 feet. 


$$
fzus63 kdtx 271345
glfsc 
285 

lake st clair forecast
national weather service detroit/pontiac mi
945 am edt thu apr 27 2017

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.

.synopsis...low pressure of 29.30 inches will track across northern lake 
michigan and the u.p. during the late morning and afternoon. weak 
high pressure will build into lower michigan tonight before surface 
high pressure strengthens over the northern great lakes for this 
weekend. over the southern great lakes...a frontal boundary will 
organized bringing periods of showers and thunderstorms late 
saturday through monday.

lcz460-272015-
lake st clair-
945 am edt thu apr 27 2017

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

.rest of today...south winds 10 to 15 knots becoming southwest 15 to
20 knots with gusts to 30 knots in the afternoon. partly sunny.
light showers likely and a chance of thunderstorms in the afternoon.
waves 1 to 3 feet.
.tonight...southwest winds 15 to 20 knots becoming west 5 to 10
knots. partly cloudy. waves 2 feet or less.
.friday...southwest winds 5 to 10 knots becoming south 10 to 15
knots in the late morning and afternoon. partly sunny. waves 2 feet
or less.
.friday night...south winds 5 to 10 knots. mostly cloudy with a
chance of light showers. waves 2 feet or less.
.saturday...north winds 10 to 15 knots. cloudy with a chance of
light showers. waves 2 feet or less.
.sunday...southeast winds 10 to 15 knots. cloudy with showers
likely. waves 2 feet or less.
.monday...southwest winds 15 to 20 knots. mostly cloudy with showers
likely. waves 1 to 3 feet.

$$
fzus63 klot 271336
glflm 
226 

open lake forecast for lake michigan
national weather service chicago/romeoville il
836 am cdt thu apr 27 2017

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...low pressure of 29.2 inches over central lake michigan
will move to eastern lake superior by midday. this low will then 
begin to slowly fill as it tracks into ontario this evening. weak
high pressure of 29.9 inches will develop across the lake friday 
as the low continues to move away to the north. low pressure of 
29.5 inches will develop over the southern plains saturday and 
will deepen to 29.3 inches as it lifts northeast into iowa sunday 
night...and to 29.2 inches as it moves to the northern great lakes
on monday.

lmz261-362-364-366-563-565-567-868-272130-
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-
836 am cdt thu apr 27 2017

sheboygan wi to pentwater mi north...

.rest of today...northeast winds 15 to 20 kt veering to southwest
to 30 kt by early afternoon. patchy fog this morning. rain likely
through early afternoon...then chance of rain. waves 2 to 4 ft 
building to 4 to 7 ft occasionally to 9 ft. 
.tonight...southwest winds 15 to 25 kt becoming west after
midnight. slight chance of rain in the evening. waves 4 to 7 ft 
occasionally to 9 ft.
.friday...southwest winds 15 to 25 kt diminishing to 10 to 20 kt.
waves 3 to 5 ft occasionally to 7 ft subsiding to 2 to 4 ft. 
.friday night...northwest winds 10 to 20 kt becoming north 15 to
25 kt. waves 2 to 4 ft. 
.saturday...north winds 15 to 25 kt. waves 3 to 5 ft occasionally
to 7 ft.
.saturday night...northeast winds to 30 kt. waves 3 to 6 ft 
occasionally to 8 ft. 
.sunday...east winds to 30 kt becoming northeast gales to 35 kt.
rain showers likely. waves building to 6 to 9 ft occasionally to
11 ft. 
.monday...southeast winds to 30 kt becoming southwest gales to 
35 kt. chance of rain showers. waves 5 to 8 ft occasionally to 
10 ft.

$$
fzus63 klot 271336
glflm 

lmz080-669-671-673-675-777-779-870-872-874-876-878-272130-
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-
836 am cdt thu apr 27 2017

sheboygan wi to pentwater mi south...

.rest of today...southwest winds to 30 kt. occasional gale force
gusts this morning. patchy fog this morning. patchy drizzle and a
chance of showers this morning. waves 4 to 7 ft occasionally to 9
ft. 
.tonight...southwest winds 10 to 20 kt. waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft. 
.friday...southwest winds 10 to 15 kt backing to northeast.
chance of rain showers in the afternoon. waves 1 to 3 ft. 
.friday night...northeast winds 10 to 20 kt becoming north 15 to
25 kt. chance of rain showers in the evening. waves building to 
3 to 5 ft occasionally to 7 ft.
.saturday...north winds to 30 kt. chance of rain showers in the
afternoon. waves 4 to 7 ft occasionally to 9 ft. 
.saturday night...northeast winds to 30 kt becoming east. rain
showers. waves 5 to 8 ft occasionally to 10 ft. 
.sunday...east winds to 30 kt. rain showers with a chance of
thunderstorms. waves 5 to 8 ft occasionally to 10 ft.
.monday...south winds to 30 kt becoming southwest gales to 35 kt.
chance of rain showers. waves 6 to 9 ft occasionally to 11 ft.

$$

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