fzus61 kbuf 042102
glflo 
expires:202512050400;;010480

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est thu dec 4 2025

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 30.4 inch high centered over the corn belt region will 
build into the region tonight. the high will then quickly move east 
of the lake friday. another cold front will cross the lake late 
saturday and saturday night, this from a 29.3 inch low near northern 
james bay. then, another area of surface high pressure averaging 
30.3 inches will briefly build into the region sunday. a 29.5 inch 
low will approach the region from the south, before moving off the 
mid-atlantic coast sunday night. another 30.4 inch high will quickly 
pass across the region monday night, then 29.9 inches will persist 
across the lake tuesday.


loz063-050400-
lake ontario open waters from hamlin beach to sodus bay-
402 pm est thu dec 4 2025

.tonight...northwest winds 15 to 25 knots becoming south and
diminishing to 5 to 15 knots. waves 5 to 8 feet subsiding to 1 to
3 feet. waves occasionally around 10 feet. 
.friday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. waves 1 to 3 feet building to 2 to 4 feet, then
subsiding to 1 to 3 feet. 
.friday night...southwest winds 10 to 15 knots increasing to
15 to 20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.saturday...southwest winds 15 to 25 knots becoming west. a
chance of snow showers. waves 2 to 4 feet building to 4 to
7 feet. waves occasionally around 9 feet. 
.saturday night...west winds 15 to 20 knots becoming northwest
10 to 15 knots. a chance of snow showers. waves 4 to 7 feet
subsiding to 2 to 4 feet. waves occasionally around 9 feet. 
.sunday...northeast winds 10 to 15 knots becoming north 15 to
20 knots. snow showers likely. waves 1 to 3 feet building to 2 to
4 feet. 
.monday...north winds 15 to 20 knots becoming southwest. a chance
of snow showers during the day. waves 2 to 4 feet. 
.tuesday...south winds 15 to 25 knots becoming southwest. snow
showers likely. waves 3 to 6 feet. 

$$

fzus61 kbuf 042102
glflo 
expires:202512050400;;010479

open lake forecast for lake ontario
national weather service buffalo ny
402 pm est thu dec 4 2025

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 30.4 inch high centered over the corn belt region will 
build into the region tonight. the high will then quickly move east 
of the lake friday. another cold front will cross the lake late 
saturday and saturday night, this from a 29.3 inch low near northern 
james bay. then, another area of surface high pressure averaging 
30.3 inches will briefly build into the region sunday. a 29.5 inch 
low will approach the region from the south, before moving off the 
mid-atlantic coast sunday night. another 30.4 inch high will quickly 
pass across the region monday night, then 29.9 inches will persist 
across the lake tuesday.


loz062-050400-
lake ontario open waters from the niagara river to hamlin beach-
402 pm est thu dec 4 2025

.tonight...northwest winds 15 to 20 knots becoming south 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.friday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.friday night...southwest winds 15 to 25 knots. waves 2 to 4 feet
building to 3 to 6 feet. 
.saturday...southwest winds 15 to 25 knots becoming west. snow
showers likely. waves 3 to 6 feet building to 4 to 7 feet. waves
occasionally around 9 feet. 
.saturday night...west winds 15 to 20 knots becoming north 10 to
15 knots. a chance of snow showers. waves 3 to 6 feet subsiding
to 1 to 3 feet. 
.sunday...northeast winds 10 to 15 knots becoming north. snow
showers likely. waves 1 to 3 feet. 
.monday...north winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 3 feet. 
.tuesday...south winds 15 to 25 knots becoming southwest 15 to
20 knots. snow showers. waves 3 to 6 feet. 

$$

fzus61 kcle 041958
glfle 
expires:202512050315;;007458

open lake forecast for lake erie
national weather service cleveland oh
258 pm est thu dec 4 2025

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 ridge averaging 30.40 inches affects lake erie through friday
night as the embedded high pressure center moves from near the
upper mississippi valley to atlantic waters near nova scotia. on 
saturday, a cold front should sweep generally southeastward 
across lake erie. the front should waver in a north-south manner 
in vicinity of lake erie on sunday as a low wobbles east-northeastward
from near the east-central great plains to the northeast united 
states and deepens slightly to 29.90 inches. on monday, a ridge
averaging 30.50 inches should build from the upper mississippi
valley through about midday and then begin to exit eastward during
the rest of monday through tuesday. this should allow a warm 
front to sweep northeastward across lake erie later on monday.


lez061-167>169-050315-
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-
258 pm est thu dec 4 2025

.tonight...northwest winds 5 to 15 knots becoming south. waves
2 to 4 feet subsiding to 2 feet or less. 
.friday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.friday night...southwest winds 15 to 25 knots. waves 3 to 6 feet
building to 4 to 7 feet. waves occasionally around 9 feet. 
.saturday...southwest winds 15 to 25 knots becoming west. a
chance of rain and snow in the morning, then rain and snow likely
in the afternoon. waves 4 to 7 feet. waves occasionally around
9 feet. 
.saturday night...west winds 15 to 20 knots becoming northwest
5 to 15 knots. a chance of rain and snow in the evening, then a
chance of snow overnight. waves 3 to 6 feet subsiding to 1 to
3 feet. 
.sunday...west winds 5 to 15 knots becoming north 15 to 20 knots.
a chance of snow. waves 1 to 3 feet building to 3 to 5 feet. 
.monday...north winds 15 to 25 knots becoming south. waves 2 to
4 feet building to 3 to 6 feet. 
.tuesday...southwest winds to 30 knots diminishing to 15 to
25 knots. snow. waves 6 to 9 feet building to 7 to 11 feet, then
subsiding to 5 to 8 feet. waves occasionally around 14 feet. 

$$

fzus61 kcle 041958
glfle 
expires:202512050315;;007456

open lake forecast for lake erie
national weather service cleveland oh
258 pm est thu dec 4 2025

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 ridge averaging 30.40 inches affects lake erie through friday
night as the embedded high pressure center moves from near the
upper mississippi valley to atlantic waters near nova scotia. on 
saturday, a cold front should sweep generally southeastward 
across lake erie. the front should waver in a north-south manner 
in vicinity of lake erie on sunday as a low wobbles east-northeastward
from near the east-central great plains to the northeast united 
states and deepens slightly to 29.90 inches. on monday, a ridge
averaging 30.50 inches should build from the upper mississippi
valley through about midday and then begin to exit eastward during
the rest of monday through tuesday. this should allow a warm 
front to sweep northeastward across lake erie later on monday.


lez162>164-050315-
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-
the islands to vermilion oh beyond 5 nm off shoreline to us-
canadian border-
258 pm est thu dec 4 2025

.tonight...north winds 10 knots or less becoming south. waves
2 feet or less. 
.friday...south winds 10 to 15 knots becoming southwest. waves
1 to 2 feet. 
.friday night...southwest winds 15 to 20 knots. waves 1 to 3 feet
building to 2 to 4 feet. 
.saturday...southwest winds 15 to 20 knots becoming west. waves
2 to 4 feet subsiding to 1 to 3 feet. 
.saturday night...west winds 5 to 15 knots becoming northwest.
waves 1 to 3 feet subsiding to 1 foot or less. 
.sunday...west winds 5 to 15 knots becoming north 15 to 20 knots.
a chance of snow during the day. waves 2 feet or less building to
2 to 4 feet. 
.monday...north winds 5 to 15 knots becoming southwest 15 to
20 knots. a chance of snow monday night. waves 1 to 3 feet
building to 2 to 4 feet. 
.tuesday...southwest winds to 30 knots diminishing to 15 to
20 knots. snow likely during the day, then a chance of snow
tuesday night. waves 3 to 6 feet subsiding to 2 to 4 feet. 

$$

fzus61 kcle 041958
glfle 
expires:202512050315;;007457

open lake forecast for lake erie
national weather service cleveland oh
258 pm est thu dec 4 2025

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 ridge averaging 30.40 inches affects lake erie through friday
night as the embedded high pressure center moves from near the
upper mississippi valley to atlantic waters near nova scotia. on 
saturday, a cold front should sweep generally southeastward 
across lake erie. the front should waver in a north-south manner 
in vicinity of lake erie on sunday as a low wobbles east-northeastward
from near the east-central great plains to the northeast united 
states and deepens slightly to 29.90 inches. on monday, a ridge
averaging 30.50 inches should build from the upper mississippi
valley through about midday and then begin to exit eastward during
the rest of monday through tuesday. this should allow a warm 
front to sweep northeastward across lake erie later on monday.


lez165-166-050315-
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-
258 pm est thu dec 4 2025

.tonight...north winds 10 knots or less becoming south 10 to
15 knots. waves 1 to 3 feet. 
.friday...south winds 10 to 15 knots becoming southwest 15 to
20 knots. waves 1 to 3 feet building to 2 to 4 feet. 
.friday night...southwest winds 15 to 25 knots. waves 3 to 6 feet
building to 4 to 7 feet. waves occasionally around 9 feet. 
.saturday...southwest winds 15 to 25 knots becoming west. a
chance of snow and rain. waves 4 to 7 feet subsiding to 3 to
6 feet. waves occasionally around 9 feet. 
.saturday night...west winds 15 to 20 knots diminishing to 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet. 
.sunday...west winds 5 to 15 knots becoming north and increasing
to 15 to 25 knots. a chance of snow. waves 1 to 3 feet building
to 3 to 5 feet. 
.monday...north winds 15 to 25 knots becoming south. a chance of
snow monday night. waves 2 to 4 feet building to 3 to 6 feet. 
.tuesday...southwest winds to 30 knots. snow during the day, then
snow likely tuesday night. waves 6 to 9 feet building to 7 to
11 feet, then subsiding to 5 to 8 feet. waves occasionally around
14 feet. 

$$

fzus63 kdtx 042033
glfsc 
expires:202512050445;;009174

lake st clair forecast
national weather service detroit/pontiac mi
333 pm est thu dec 4 2025

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, 30.50 inches, will build across the
region this evening into tonight. much colder air activates lake
effect snow showers and is favorable for freezing spray through
the late week period. next low, 29.50 inches, will pass through
ontario on friday pulling a cold front through early saturday.


lcz460-050445-
lake st clair-
333 pm est thu dec 4 2025

.tonight...southwest winds 5 to 10 knots increasing to 10 to 15
knots early in the morning. mostly clear. waves 2 feet or less.
.friday...southwest winds 10 to 15 knots. partly sunny. waves 1 to 3
feet.
.friday night...southwest winds 15 to 20 knots increasing to 20 to
25 knots in the late evening and overnight. mostly cloudy. waves 1
to 3 feet.
.saturday...southwest winds 15 to 20 knots becoming west 10 to 15
knots in the late morning and afternoon. mostly cloudy. waves 1 to 3
feet.
.saturday night...west winds 10 to 15 knots becoming northwest 5 to
10 knots in the late evening and overnight. mostly cloudy. waves 2
feet or less.
.sunday...northwest winds 5 to 10 knots increasing to 15 to 20
knots. mostly cloudy becoming partly cloudy. a chance of light snow.
waves 2 feet or less.
.monday...southwest winds 15 to 20 knots. partly cloudy. waves 2
feet or less.
.tuesday...southwest winds 20 to 25 knots. light snow. waves 2 to 4
feet.

$$

fzus63 kdtx 042032
glflh 
expires:202512050445;;009164

open lake forecast for lake huron
national weather service detroit/pontiac mi
332 pm est thu dec 4 2025

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...high pressure, 30.50 inches, will build across the
region this evening into tonight. much colder air activates lake
effect snow showers and is favorable for freezing spray through
the late week period. next low, 29.50 inches, will pass through
ontario on friday pulling a cold front through early saturday.


lhz363-462-050445-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
lake huron from port austin to harbor beach beyond 5nm off shore-
332 pm est thu dec 4 2025

.tonight...west winds 10 to 15 knots becoming southwest to
30 knots. waves 3 to 5 feet building to 6 to 9 feet after
midnight. waves occasionally around 12 feet. 
.friday...southwest winds to 30 knots with isolated gusts to 35 
knot gales decreasing to 20 to 25 knots with gusts to around 30 
knots in the afternoon. waves 10 to 14 feet. waves occasionally 
around 18 feet. 
.friday night...southwest winds 20 to 25 knots with gusts to
around 30 knots increasing to 30 knots in the late evening and
early morning...then decreasing to 20 to 25 knots after midnight.
snow likely. waves 8 to 12 feet. waves occasionally around
15 feet. 
.saturday...west winds 15 to 20 knots. snow likely in the
morning. waves 6 to 9 feet. waves occasionally around 12 feet. 
.saturday night...northwest winds 10 to 15 knots. waves 4 to
6 feet. waves occasionally around 8 feet. 
.sunday...northwest winds 10 to 15 knots increasing to 15 to
20 knots late in the morning...then increasing to 20 to 25 knots
late in the afternoon decreasing to 15 to 20 knots late in the
evening. a chance of snow. waves 3 to 5 feet. 
.monday...northwest winds 10 to 15 knots becoming southwest 15 to
20 knots early in the evening...then increasing to 20 to 25 knots
with gusts to around 30 knots in the late evening and early
morning. a chance of snow in the late evening and early morning.
waves 3 to 5 feet building to 6 to 9 feet in the late evening and
early morning. waves occasionally around 12 feet. 
.tuesday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots until early morning. a
chance of snow early in the morning...then snow likely in the
late morning and early afternoon. a chance of snow until early
morning. waves 6 to 9 feet. waves occasionally around 12 feet. 


$$

fzus63 kdtx 042032
glflh 
expires:202512050445;;009165

open lake forecast for lake huron
national weather service detroit/pontiac mi
332 pm est thu dec 4 2025

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...high pressure, 30.50 inches, will build across the
region this evening into tonight. much colder air activates lake
effect snow showers and is favorable for freezing spray through
the late week period. next low, 29.50 inches, will pass through
ontario on friday pulling a cold front through early saturday.


lhz463-464-050445-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
332 pm est thu dec 4 2025

.tonight...southwest winds 10 to 15 knots increasing to 20 to
25 knots. waves 3 to 5 feet building to 5 to 7 feet early in the
morning. waves occasionally around 10 feet. 
.friday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots in the afternoon. waves
5 to 7 feet. waves occasionally around 10 feet. 
.friday night...southwest winds 20 to 25 knots. snow likely.
waves 5 to 7 feet. waves occasionally around 10 feet. 
.saturday...southwest winds 15 to 20 knots veering to the west
early in the afternoon. waves 4 to 6 feet. waves occasionally
around 8 feet. 
.saturday night...northwest winds 10 to 15 knots. waves 2 to
4 feet. 
.sunday...northwest winds 10 to 15 knots increasing to 20 to
25 knots. a chance of snow. waves 3 to 5 feet. 
.monday...north winds 15 to 20 knots decreasing to 10 to 15 knots
in the late morning and early afternoon...then backing to the
southwest early in the evening increasing to 20 to 25 knots in
the late evening and early morning. a chance of snow in the late
evening and early morning. waves 3 to 5 feet. 
.tuesday...southwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 15 to 20 knots in the late evening and
early morning. snow until afternoon...then a chance of snow until
early morning. waves 5 to 7 feet. waves occasionally around
10 feet. 


$$

fzus63 kdtx 042032
glflh 
expires:202512050445;;009163

open lake forecast for lake huron
national weather service detroit/pontiac mi
332 pm est thu dec 4 2025

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...high pressure, 30.50 inches, will build across the
region this evening into tonight. much colder air activates lake
effect snow showers and is favorable for freezing spray through
the late week period. next low, 29.50 inches, will pass through
ontario on friday pulling a cold front through early saturday.


lhz361-362-050445-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
332 pm est thu dec 4 2025

.tonight...southwest winds 10 to 15 knots increasing to 30 knots.
waves 5 to 7 feet building to 8 to 12 feet early in the morning.
waves occasionally around 15 feet. 
.friday...southwest winds to 30 knots with gusts to 35 knot gales
decreasing to 15 to 20 knots. a chance of snow. waves 10 to
14 feet. waves occasionally around 18 feet. 
.friday night...southwest winds 15 to 20 knots. snow likely.
waves 8 to 12 feet. waves occasionally around 15 feet. 
.saturday...west winds 15 to 20 knots. waves 6 to 9 feet. waves
occasionally around 12 feet. 
.saturday night...northwest winds 15 to 20 knots becoming north
5 to 10 knots in the late evening and overnight. waves 4 to
6 feet. waves occasionally around 8 feet. 
.sunday...northwest winds 10 to 15 knots increasing to 15 to
20 knots late in the afternoon...then becoming north 10 to
15 knots late in the evening. a chance of snow. waves 3 to
5 feet. 
.monday...northwest winds 10 to 15 knots becoming southwest 15 to
20 knots early in the evening...then increasing to 20 to 25 knots
in the late evening and early morning. a chance of snow in the
late evening and early morning. waves 2 to 4 feet building to
5 to 7 feet until early morning. waves occasionally around
10 feet. 
.tuesday...southwest winds 20 to 25 knots decreasing to 15 to
20 knots in the late morning and early afternoon...then veering
to the west early in the evening decreasing to 10 to 15 knots in
the late evening and early morning. snow likely until afternoon.
waves 6 to 9 feet. waves occasionally around 12 feet. 


$$