fzus61 kcle 280139
glfle 
387 

open lake forecast for lake erie
national weather service cleveland oh
939 pm edt tue jun 27 2017

for waters beyond five nautical miles of shore on lake erie

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...high pressure 30.10 inches will move across the ohio
valley tonight, reaching the east coast late wednesday. a warm 
front will develop over the mississippi valley and move northeast 
across the great lakes wednesday night into thursday. low pressure
29.60 inches from the northern plains will reach the central 
great lakes friday and bring a cold front to near the lake. the 
next low 29.70 inches will move northeast across the western lakes
and take the cold front across lake erie saturday.

lez162>165-280815-
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-
939 pm edt tue jun 27 2017

.overnight...west winds 10 to 15 knots. waves 2 feet or
less. 
.wednesday...southwest winds 10 to 15 knots becoming south. waves
2 feet or less. 
.wednesday night...south winds 10 to 15 knots increasing to 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.thursday...southwest winds 15 to 25 knots. a chance of showers
and thunderstorms in the morning...then showers and thunderstorms
likely in the afternoon. waves 2 to 4 feet building to 3 to
5 feet...then subsiding to 2 to 4 feet. 
.thursday night...southwest winds 15 to 20 knots diminishing to
10 to 15 knots. showers and thunderstorms likely. waves 2 to
4 feet subsiding to 1 to 3 feet. 
.friday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers and thunderstorms during the day...
then showers and thunderstorms likely friday night. waves 1 to
3 feet. 
.saturday...southwest winds 10 to 15 knots becoming west. a
chance of showers and thunderstorms during the day. waves 1 to
3 feet. 
.sunday...west winds 5 to 10 knots. waves 2 feet or less. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 280145
glfsc 
477 

lake st clair forecast
national weather service detroit/pontiac mi
945 pm edt tue jun 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...high pressure, averaging 30.10 inches, centered over 
the ohio valley will continue to expand across the region tonight. 
this high will then drift east on wednesday, as the next low 
pressure lifts out of the northern plains. this low, averaging 
29.60 inches,  will then track through the northern great lakes on 
thursday.

lcz460-280815-
lake st clair-
945 pm edt tue jun 27 2017

.rest of tonight...west winds 5 to 10 knots. mostly clear. waves 2
feet or less.
.wednesday...southwest winds 5 to 10 knots becoming south 15 to 20
knots. mostly sunny. waves 2 feet or less.
.wednesday night...south winds 10 to 15 knots increasing to 15 to 20
knots early in the morning. mostly cloudy with a chance of showers
and thunderstorms. waves 1 to 3 feet.
.thursday...southwest winds 15 to 20 knots diminishing to 10 to 15
knots late in the afternoon. mostly cloudy with a chance of showers
and thunderstorms. waves 1 to 3 feet.
.thursday night...southwest winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. mostly cloudy with a chance of showers and
thunderstorms. waves 2 feet or less.
.friday...southwest winds 5 to 10 knots increasing to 10 to 15 knots
in the afternoon and evening. mostly cloudy. a chance of showers and
thunderstorms in the morning...then showers and thunderstorms likely
in the afternoon and evening. waves 2 feet or less.
.saturday...west winds 10 to 15 knots. partly cloudy. showers and
thunderstorms likely. waves 2 feet or less.
.sunday...west winds 5 to 10 knots. partly cloudy. waves 2 feet or
less.

$$

fzus63 kdtx 280144
glflh 

lhz462>464-280815-
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-
944 pm edt tue jun 27 2017

.rest of tonight...southwest winds 5 to 10 knots. waves 2 feet or
less. 
.wednesday...southwest winds 5 to 10 knots becoming south 10 to
15 knots in the afternoon. waves 2 feet or less. 
.wednesday night...south winds 10 to 15 knots increasing to 15 to
20 knots after midnight. a chance of showers and thunderstorms in
the evening. rain showers and thunderstorms likely after
midnight. waves 2 to 4 feet building to 4 to 6 feet. waves
occasionally around 8 feet. 
.thursday...south winds 15 to 20 knots becoming southwest 10 to
15 knots early in the afternoon. showers and thunderstorms likely
early in the morning...then a chance of showers and thunderstorms
in the late morning and early afternoon. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.thursday night...southwest winds 10 to 15 knots decreasing to
5 to 10 knots in the late evening and overnight. a chance of
showers and thunderstorms after midnight. waves 1 to 3 feet. 
.friday...southwest winds 5 to 10 knots becoming south 10 to
15 knots late in the afternoon...then veering to the southwest
late in the evening. a chance of showers and thunderstorms until
late afternoon...then showers and thunderstorms likely early in
the afternoon. waves 1 to 3 feet. 
.saturday...southwest winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and early morning. a chance of
showers and thunderstorms in the afternoon and evening. waves
1 to 3 feet. 
.sunday...west winds 10 to 15 knots becoming light and variable.
waves 2 feet or less. 


$$

fzus63 klot 271950
glflm 
307 

open lake forecast for lake michigan
national weather service chicago/romeoville il
250 pm cdt tue jun 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...a 30.2 inch high is centered over indiana and its 
ridge axis extends north over the lake. the high will continue 
east across the ohio valley and reach the mid atlantic coast 
wednesday afternoon. a 29.4 inch low over southern saskatchewan 
will expand south and form a 29.5 inch low over minnesota 
wednesday evening. the low will stall over lake superior early 
thursday morning, and then reach quebec early friday morning. its 
cold front will pass over the lake thursday. a second low will 
form over the southern plains early thursday morning, and it will 
pass over the lake at 29.7 inches friday.

lmz261-362-364-366-563-565-567-868-280330-
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-
250 pm cdt tue jun 27 2017

sheboygan wi to pentwater mi north...

.tonight...south winds 10 to 20 kt becoming southwest. waves 2 to
4 ft. 
.wednesday...south winds to 30 kt. occasional gale force gusts to
35 kt possible in the afternoon. slight chance of showers and 
thunderstorms in the morning...then showers with thunderstorms 
likely in the afternoon. waves 2 to 4 ft building to 6 to 9 ft 
occasionally to 12 ft. 
.wednesday night...south winds to 30 kt becoming southwest after
midnight. occasional gale force gusts to 35 kt possible in the 
evening. showers and thunderstorms in the evening...then chance 
of showers and thunderstorms overnight. waves 7 to 10 ft 
occasionally to 13 ft. 
.thursday...southwest winds 10 to 20 kt. waves 4 to 6 ft
occasionally to 8 ft subsiding to 2 to 4 ft. 
.thursday night...northwest winds 10 to 15 kt veering to
northeast. chance of showers overnight. waves 1 to 3 ft. 
.friday...northeast winds 10 to 15 kt. chance of showers and
thunderstorms. waves 1 to 2 ft. 
.friday night...northwest winds 10 to 15 kt becoming west. waves
1 to 2 ft. 
.saturday...southwest winds 10 to 20 kt becoming west. chance of
showers and thunderstorms. waves 1 to 2 ft. 
.sunday...west winds 10 to 15 kt becoming southwest. waves 1 to
3 ft.  

$$

fzus63 klot 271950
glflm 

lmz080-669-671-673-675-777-779-870-872-874-876-878-280330-
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-
250 pm cdt tue jun 27 2017

sheboygan wi to pentwater mi south...

.tonight...south winds 10 to 20 kt increasing to 15 to 25 kt late.
waves 2 to 4 ft. 
.wednesday...south winds to 30 kt. slight chance of showers and 
thunderstorms in the morning...then chance of showers and slight 
chance of thunderstorms in the afternoon. waves 3 to 5 ft building
to 5 to 8 ft occasionally to 10 ft. 
.wednesday night...south winds to 30 kt becoming southwest.
showers and thunderstorms likely. waves 6 to 9 ft occasionally to
12 ft. 
.thursday...southwest winds to 30 kt diminishing to 10 to 20 kt
in the afternoon. chance of showers and thunderstorms. waves 4 to
6 ft occasionally to 8 ft subsiding to 2 to 4 ft. 
.thursday night...southwest winds 10 to 20 kt becoming south.
chance of showers and thunderstorms. waves 1 to 3 ft. 
.friday...south winds 10 to 20 kt veering to west. showers and
thunderstorms likely. waves 2 to 4 ft. 
.friday night...west winds 10 to 15 kt becoming southwest. waves
1 to 3 ft. 
.saturday...west winds 10 to 20 kt. chance of showers and
thunderstorms. waves 1 to 2 ft. 
.sunday...west winds 10 to 15 kt becoming southwest. waves 1 to
3 ft.  

$$