fzus61 kbuf 212013
glflo 

loz063>065-220315-
lake ontario open waters from hamlin beach to the saint lawrence
river-
413 pm edt wed oct 21 2020

.tonight...west winds 15 to 20 knots diminishing to less than
10 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.thursday...light and variable winds becoming east 10 to
15 knots. a chance of showers from late morning on. waves 2 feet
or less. 
.thursday night...east winds 10 to 15 knots becoming southeast.
waves 1 to 3 feet. 
.friday...south winds increasing to 15 to 20 knots. a chance of 
showers in the afternoon. waves 2 to 4 feet. 
.friday night...south winds 15 to 20 knots becoming west. showers 
likely. waves 2 to 4 feet. 
.saturday...northwest winds 10 to 15 knots becoming northeast.
showers likely. waves 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots. showers likely sunday 
night. waves 1 to 3 feet. 
.monday...southeast winds 10 to 15 knots. showers likely. waves 1 to
3 feet. 

$$

fzus61 kbuf 212013
glflo 
882 

open lake forecast for lake ontario
national weather service buffalo ny
413 pm edt wed oct 21 2020

for waters beyond five nautical miles of shore on lake ontario

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 30.3 inch high will build over the lake tonight. the
high will retreat across quebec on thursday...while a warm front
will lift across the lake. a 29.7 inch low will track northeast
across the upper great lakes late thursday night and friday. this
system will sweep its associated cold front across the lake friday
night. a large 30.4 inch high centered over the canadian prairies
on saturday will expand across the great lakes region saturday
night and early sunday. a developing storm system will move from
the upper ohio valley across the lower great lakes late sunday
through monday. 

loz062-220315-
lake ontario open waters from the niagara river to hamlin beach-
413 pm edt wed oct 21 2020

.tonight...west winds 10 to 15 knots becoming light and variable.
waves 2 to 4 feet subsiding to 1 to 3 feet. 
.thursday...light and variable winds becoming east 15 to 20 knots. a
chance of showers early, then showers likely late in the morning. a 
chance of showers early in the afternoon. waves 1 to 3 feet. 
.thursday night...east winds 15 to 20 knots becoming southeast 10 to
15 knots. waves 2 to 4 feet. 
.friday...south winds 10 to 15 knots becoming southwest 15 to 20 
knots. a chance of showers in the afternoon. waves 1 to 3 feet. 
.friday night...southwest winds 10 to 15 knots becoming northwest. 
showers. waves 1 to 3 feet. 
.saturday...northwest winds 10 to 15 knots becoming northeast.
showers likely. waves 2 to 3 feet. 
.sunday...northeast winds 10 to 15 knots. a chance of showers 
during the day, then showers likely sunday night. waves 2 to 3 
feet. 
.monday...southeast winds 10 to 15 knots. showers likely. waves 1
to 3 feet.

$$

fzus61 kcle 211950
glfle 

lez061-166>169-220230-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from avon point to willowick oh-
lake erie open waters from willowick to geneva-on-the-lake oh-
lake erie open waters from geneva-on-the-lake to conneaut oh-
lake erie open waters from conneaut oh to ripley ny-
350 pm edt wed oct 21 2020

.tonight...west winds 5 to 15 knots becoming east 10 knots or
less. a slight chance of showers after midnight. a chance of
showers with isolated thunderstorms late. waves 3 to 5 feet
subsiding to 1 to 3 feet. 
.thursday...east winds 5 to 15 knots. a chance of showers with
isolated thunderstorms in the morning, then a slight chance of
showers with isolated thunderstorms early in the afternoon. waves
1 to 3 feet. 
.thursday night...east winds 10 to 15 knots becoming south. waves
1 to 3 feet. 
.friday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of showers and thunderstorms in the afternoon.
waves 1 to 3 feet building to 2 to 4 feet. 
.friday night...southwest winds 10 to 15 knots becoming northwest
15 to 20 knots. showers and thunderstorms in the evening, then
showers overnight. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...north winds 15 to 20 knots becoming northeast. waves
2 to 4 feet. 
.sunday...east winds 15 to 20 knots becoming south 10 to
15 knots. a chance of showers during the day, then showers likely
sunday night. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.monday...southwest winds 10 to 15 knots becoming northwest. a
chance of showers. waves 1 to 3 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 211950
glfle 
841 

open lake forecast for lake erie
national weather service cleveland oh
350 pm edt wed oct 21 2020

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 averaging 30.20 inches affects lake erie through
thursday as a warm front approaches from the south. this warm
front sweeps northward across the lake thursday night as a low of
29.60 inches tracks northeastward from near eastern iowa to near
northern lake huron. a cold front should move eastward across 
lake erie friday evening and overnight friday night as the 
aforementioned low moves farther northeastward and deepens to 
29.10 inches. high pressure of 30.20 inches should build from the
upper midwest on saturday and begin to exit northeastward from
lake erie on sunday. a warm front should lift northward over lake
erie sunday night and be followed by a cold front sweeping 
eastward on monday as a low moves from the mid-mississippi valley
toward southern quebec and deepens to around 29.80 inches.

lez162-163-220230-
lake erie open waters from maumee bay to reno beach oh-
lake erie open waters from reno beach to the islands oh-
350 pm edt wed oct 21 2020

.tonight...west winds 5 to 10 knots becoming northeast. a chance
of showers with isolated thunderstorms after midnight. waves
1 foot or less. 
.thursday...east winds 5 to 10 knots becoming southeast. showers
likely with isolated thunderstorms early, then a chance of
showers with isolated thunderstorms late in the morning. waves
2 feet or less. 
.thursday night...southeast winds 5 to 15 knots becoming south.
waves 2 feet or less. 
.friday...south winds 10 to 15 knots becoming southwest. showers
and thunderstorms in the afternoon. waves 1 to 2 feet. 
.friday night...west winds 10 to 15 knots becoming north 15 to
20 knots. showers and thunderstorms in the evening, then showers
likely overnight. waves 1 to 3 feet. 
.saturday...north winds 15 to 20 knots becoming northeast 10 to
15 knots. waves 1 to 3 feet. 
.sunday...east winds 10 to 15 knots becoming southwest. a chance
of showers. waves 1 to 3 feet. 
.monday...west winds 5 to 10 knots becoming northwest. a chance
of showers. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus61 kcle 211950
glfle 

lez164-165-220230-
lake erie open waters from the islands to vermilion oh-
lake erie open waters from vermilion to avon point oh-
350 pm edt wed oct 21 2020

.tonight...northwest winds 10 knots or less becoming east. a
chance of showers with isolated thunderstorms after midnight.
waves 2 feet or less. 
.thursday...east winds 5 to 10 knots becoming southeast. showers
likely with isolated thunderstorms early, then a chance of
showers with isolated thunderstorms late in the morning. waves
1 to 2 feet. 
.thursday night...southeast winds 5 to 15 knots becoming south.
waves 1 to 3 feet. 
.friday...south winds 10 to 15 knots becoming southwest. showers
and thunderstorms likely in the afternoon. waves 2 to 3 feet. 
.friday night...west winds 10 to 15 knots becoming north 15 to
20 knots. showers and thunderstorms likely in the evening, then a
chance of showers overnight. waves 2 to 4 feet. 
.saturday...north winds 15 to 20 knots becoming east 10 to
15 knots. waves 2 to 4 feet. 
.sunday...east winds 15 to 20 knots becoming south 10 to
15 knots. a chance of showers during the day, then showers likely
sunday night. waves 2 to 4 feet subsiding to 1 to 3 feet. 
.monday...west winds 10 to 15 knots becoming northwest. a chance
of showers. waves 1 to 2 feet. 

winds and waves higher in and near thunderstorms.

$$

fzus63 kdtx 211957
glfsc 
416 

lake st clair forecast
national weather service detroit/pontiac mi
357 pm edt wed oct 21 2020

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...warm front lifts northward tonight bringing showers
and chances for thunderstorms into tomorrow. the center of this
low pressure, 29.70 inches, will cross through the central great
lakes thursday night leading to increased southerly flow up to
around 25 knots. the passing of the system will drive a cold
front through the region on friday and result in winds shifting
to the northwest and likely gusting to 25 knots or greater.

lcz460-220815-
lake st clair-
357 pm edt wed oct 21 2020

.tonight...west winds 5 to 10 knots this evening becoming light and
variable...then becoming northeast 5 to 10 knots after midnight.
mostly clear in the evening...then mostly cloudy with light showers
likely after midnight. waves 2 feet or less.
.thursday...northeast winds 5 to 10 knots increasing to 10 to 15
knots late in the morning...then becoming east 5 to 10 knots in the
afternoon. cloudy. light showers likely in the morning. waves 2 feet
or less.
.thursday night...south winds 10 to 15 knots. partly cloudy. waves 2
feet or less.
.friday...southwest winds 10 to 15 knots. showers and a chance of
thunderstorms in the afternoon. waves 2 feet or less.
.friday night...northwest winds 10 to 15 knots. mostly cloudy. light
showers and a chance of thunderstorms in the evening. waves 2 feet
or less.
.saturday...north winds 10 to 15 knots becoming northeast 5 to 10
knots in the evening. partly sunny becoming mostly clear. waves 2
feet or less.
.sunday...east winds 10 to 15 knots. mostly cloudy. a chance of
light showers. waves 2 feet or less.
.monday...northwest winds 5 to 10 knots. mostly cloudy with light
showers likely. waves 2 feet or less.

$$

fzus63 kdtx 211956
glflh 

lhz462>464-220815-
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-
356 pm edt wed oct 21 2020

.tonight...west winds 10 to 15 knots decreasing to 5 to 10 knots
in the late evening and overnight. a chance of showers after
midnight. waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight. 
.thursday...north winds 5 to 10 knots veering to the northeast
late in the morning...then becoming east 10 to 15 knots in the
afternoon. showers likely in the morning...then a chance of
showers in the afternoon. waves 2 feet or less. 
.thursday night...east winds 10 to 15 knots becoming south 15 to
20 knots in the late evening and overnight. a chance of showers
in the evening. waves 3 to 5 feet. 
.friday...south winds 15 to 20 knots decreasing to 10 to 15 knots
early in the afternoon. a chance of showers in the morning...then
showers and a chance of thunderstorms in the afternoon. waves
3 to 5 feet. 
.friday night...northwest winds 15 to 20 knots. showers and a
chance of thunderstorms in the evening. waves 3 to 5 feet. 
.saturday...northwest winds 15 to 20 knots becoming north 10 to
15 knots late in the morning...then becoming northeast 5 to
10 knots late in the evening. waves 3 to 5 feet. 
.sunday...east winds 10 to 15 knots. a chance of early in the
morning. rain showers likely until early morning. waves 2 to
4 feet. 
.monday...northeast winds 5 to 10 knots backing to the north. a
chance of showers. waves 1 to 3 feet. 


$$

fzus63 kdtx 211956
glflh 

lhz362-363-220815-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
356 pm edt wed oct 21 2020

.tonight...west winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. a chance of showers after midnight. waves
2 to 4 feet subsiding to 1 to 3 feet early in the morning. 
.thursday...light and variable winds becoming east 5 to 10 knots
early in the afternoon...then increasing to 10 to 15 knots late
in the afternoon. showers likely. waves 1 to 3 feet. 
.thursday night...east winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and overnight. showers likely in the
evening...then a chance of showers after midnight. waves 4 to
6 feet. waves occasionally around 8 feet. 
.friday...south winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and early afternoon...then becoming west
15 to 20 knots early in the afternoon. showers likely. a chance
of thunderstorms in the afternoon. waves 4 to 6 feet. 
.friday night...northwest winds 15 to 20 knots. a chance of
thunderstorms in the evening. waves 4 to 6 feet. waves
occasionally around 8 feet. 
.saturday...northwest winds 10 to 15 knots becoming north 5 to
10 knots. waves 3 to 5 feet subsiding to 1 to 3 feet late in the
evening. 
.sunday...northeast winds 5 to 10 knots becoming east 10 to
15 knots. showers likely until early morning. waves 2 to 4 feet. 
.monday...north winds 5 to 10 knots backing to the northwest in
the late evening and early morning. a chance of showers. waves
1 to 3 feet. 


$$

fzus63 kdtx 211956
glflh 
180 

open lake forecast for lake huron
national weather service detroit/pontiac mi
356 pm edt wed oct 21 2020

for waters beyond five nautical miles off shore on lake huron

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...warm front lifts northward tonight bringing showers
and chances for thunderstorms into tomorrow. the center of this
low pressure, 29.70 inches, will cross through the central great
lakes thursday night leading to increased southerly flow up to
around 25 knots. the passing of the system will drive a cold
front through the region on friday and result in winds shifting
to the northwest and likely gusting to 25 knots or greater.

lhz361-220815-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
356 pm edt wed oct 21 2020

.tonight...west winds 10 to 15 knots decreasing to 5 to 10 knots
early in the morning. waves 3 to 5 feet subsiding to 1 to 3 feet
after midnight. 
.thursday...light and variable winds becoming east 5 to 10 knots
early in the afternoon...then increasing to 10 to 15 knots late
in the afternoon. a chance of showers in the morning...then
showers likely in the afternoon. waves 2 feet or less building to
2 to 4 feet late in the afternoon. 
.thursday night...east winds 15 to 20 knots decreasing to 10 to
15 knots after midnight. showers. waves 3 to 5 feet. 
.friday...northeast winds 10 to 15 knots backing to the northwest
early in the afternoon. showers in the morning. a chance of
showers in the afternoon. waves 3 to 5 feet. 
.friday night...northwest winds 15 to 20 knots becoming north
10 to 15 knots after midnight. waves 3 to 5 feet. 
.saturday...north winds 5 to 10 knots. waves 1 to 3 feet. 
.sunday...east winds 5 to 10 knots increasing to 10 to 15 knots
until early morning. showers likely until early morning. waves
1 to 3 feet building to 2 to 4 feet until early morning. 
.monday...north winds 5 to 10 knots. a chance of showers. waves
1 to 3 feet. 


$$