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fzus61 kcle 180911
glfle 
112 

open lake forecast for lake erie
national weather service cleveland oh
411 am est mon jan 18 2021

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...
a trough averaging 29.70 inches lingers across the great lakes 
through tuesday. between tuesday morning and wednesday morning, 
low pressure 29.90 inches should move from the upper great lakes 
to the new england coast. this low is followed by a ridge 
averaging 30.20 inches building from the ohio valley to lake erie 
tuesday night through wednesday. low pressure 29.40 inches should 
move across the upper great lakes and toward northern new york 
wednesday night through friday. this low should drag a cold front 
eastward across lake erie thursday and another cold front 
southeastward across the lake on friday.

lez162-163-181515-
detroit river lt. to maumee bay oh to reno beach oh beyond 5nm
offshoreline to us-canadian border-
reno beach to the islands oh beyond 5nm off shoreline to us-
canadian border-
411 am est mon jan 18 2021

.today...west winds 10 to 15 knots increasing to 15 to 20 knots.
a chance of snow showers early, then a slight chance of snow
showers from late morning on. waves 1 to 3 feet. 
.tonight...west winds 15 to 20 knots. waves 2 to 3 feet. 
.tuesday...west winds 15 to 20 knots. waves 2 to 3 feet. 
.tuesday night...west winds 15 to 20 knots. waves 2 to 4 feet. 
.wednesday...west winds 15 to 25 knots becoming southwest. waves
1 to 3 feet building to 2 to 4 feet. 
.thursday...southwest winds 15 to 25 knots becoming west. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.friday...west winds 15 to 20 knots becoming northwest 10 to
15 knots. waves 1 to 3 feet. 

$$
fzus61 kcle 180911
glfle 

lez164>166-181515-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
vermilion to avon point oh beyond 5 nm off shoreline to us-
canadian border-
avon point to willowick oh beyond 5 nm off shoreline to us-
canadian border-
411 am est mon jan 18 2021

.today...west winds 15 to 20 knots. a chance of snow showers this
morning, then a slight chance of snow showers this afternoon.
waves 2 to 4 feet building to 3 to 5 feet. 
.tonight...west winds 15 to 20 knots. a slight chance of snow
showers through the early overnight. waves 3 to 6 feet. 
.tuesday...west winds 15 to 20 knots. waves 3 to 6 feet. 
.tuesday night...west winds 15 to 20 knots. a chance of snow
showers in the evening, then snow showers likely overnight. waves
3 to 6 feet. 
.wednesday...west winds 15 to 20 knots becoming southwest and
increasing to 30 knots. waves 3 to 6 feet building to 5 to
8 feet. waves occasionally around 10 feet. 
.thursday...southwest winds to 30 knots becoming west 15 to
25 knots. a chance of snow showers thursday night. waves 5 to
8 feet subsiding to 3 to 6 feet. waves occasionally around
10 feet. 
.friday...west winds 15 to 20 knots becoming northwest. a chance
of snow showers during the day. waves 3 to 5 feet subsiding to
2 to 4 feet. 

$$
fzus61 kcle 180911
glfle 

lez061-167>169-181515-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-willowick to geneva-on-the-
lake oh beyond 5nm off shoreline to us-canadian border-geneva-on-
the-lake to conneaut oh beyond 5 nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
411 am est mon jan 18 2021

.today...west winds 15 to 20 knots. snow showers likely early,
then a chance of snow showers from late morning on. waves 2 to
4 feet building to 3 to 5 feet. 
.tonight...west winds 15 to 20 knots. snow showers likely. waves
3 to 6 feet building to 4 to 7 feet. waves occasionally around
9 feet. 
.tuesday...southwest winds 15 to 25 knots becoming west. snow
showers likely. waves 4 to 7 feet. waves occasionally around
9 feet. 
.tuesday night...west winds 15 to 25 knots. snow showers likely.
waves 5 to 7 feet. waves occasionally around 9 feet. 
.wednesday...west winds 15 to 20 knots becoming southwest and
increasing to 30 knots. a chance of snow showers. waves 3 to
6 feet building to 5 to 8 feet. waves occasionally around
10 feet. 
.thursday...southwest winds to 30 knots becoming west and
diminishing to 15 to 20 knots. a chance of rain and snow showers.
waves 5 to 9 feet subsiding to 4 to 6 feet. waves occasionally
around 11 feet. 
.friday...west winds 15 to 20 knots becoming northwest. a chance
of snow and rain showers during the day, then a chance of snow
showers friday night. waves 3 to 6 feet subsiding to 2 to 4 feet.

$$
fzus63 kdtx 180900
glflh 

lhz462>464-182100-
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-
354 am est mon jan 18 2021

.today...northwest winds 5 to 10 knots. snow showers likely in
the morning...then a chance of snow showers in the afternoon.
waves 1 to 3 feet. 
.tonight...west winds 5 to 10 knots increasing to 15 to 20 knots.
a chance of snow showers. waves 1 to 3 feet building to 2 to
4 feet early in the morning. 
.tuesday...west winds 15 to 20 knots with gusts to around
30 knots. waves 5 to 7 feet. waves occasionally around 10 feet. 
.tuesday night...west winds 15 to 20 knots. a chance of snow
showers. waves 4 to 6 feet. waves occasionally around 8 feet. 
.wednesday...northwest winds 15 to 20 knots with gusts to around
30 knots becoming west 10 to 15 knots late in the morning...then
becoming southwest 15 to 20 knots late in the afternoon becoming
south 20 to 25 knots with gusts to around 30 knots late in the
evening. waves 4 to 6 feet. waves occasionally around 8 feet. 
.thursday...west winds 15 to 20 knots with gusts to around
30 knots. waves 5 to 7 feet. waves occasionally around 10 feet. 
.friday...west winds 15 to 20 knots. waves 4 to 6 feet. 


$$
fzus63 kdtx 180900 rra
glfsc 
725 

lake st clair forecast
national weather service detroit/pontiac mi
354 am est mon jan 18 2021

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...a weak upper-level disturbance will continue tracking
eastward across the eastern great lakes the remainder of tonight
as a frontal boundary remains draped across the central great
lakes. broad low pressure, averaging 29.90 inches, then remains
in place across the great lakes monday and tuesday before a
higher ridge of pressure, 30.10 inches, builds eastward into the
region for the middle of the week.

lcz460-182100-
lake st clair-
354 am est mon jan 18 2021

.today...west winds 5 to 10 knots. mostly cloudy with a chance of
snow showers. waves 2 feet or less.
.tonight...west winds 5 to 10 knots increasing to 10 to 15 knots in
the late evening and overnight. mostly cloudy with a chance of snow
showers. waves 2 feet or less.
.tuesday...southwest winds 10 to 15 knots becoming west 15 to 20
knots in the late morning and afternoon. mostly cloudy. waves 1 to 3
feet.
.tuesday night...west winds 10 to 15 knots increasing to 15 to 20
knots after midnight. mostly cloudy with a chance of snow showers.
waves 2 feet or less.
.wednesday...west winds 15 to 20 knots diminishing to 10 to 15 knots
in the afternoon...then becoming southwest 15 to 20 knots in the
evening. partly sunny becoming mostly cloudy. waves 2 feet or less.
.thursday...west winds 15 to 20 knots. mostly cloudy. waves 1 to 3
feet.
.friday...northwest winds 10 to 15 knots. mostly cloudy. waves 2
feet or less.

$$

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