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(1/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 5/22/2026 10:03 PM America/New_York.
Valid through 5/23/2026 5:00 AM America/New_York.
fzus61 kbuf 230203
glflo
expires:202605230900;;485337
open lake forecast for lake ontario
national weather service buffalo ny
1003 pm edt fri may 22 2026
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 large 30.4 inch high will slide east from the great
lakes and off the new england coast tonight. this high will
strengthen to 30.6 inches as it anchors over atlantic canada through
sunday. a 29.9 inch low and attendant warm front will then approach
the lower great lakes late tonight and saturday, before weakening
and sliding eastward sunday. a 30.1 inch high will settle across the
region monday through tuesday. a cold front associated with a 29.8
inch low over new england will drop south across the lake on
wednesday. high pressure over canada will start to expand south over
the lake on thursday.
loz062-230900-
lake ontario open waters from the niagara river to hamlin beach-
1003 pm edt fri may 22 2026
.overnight...east winds 15 to 20 knots. waves 3 to 5 feet.
.saturday...east winds 10 to 15 knots increasing to 15 to
25 knots. a chance of rain in the morning, then rain in the
afternoon. waves 3 to 5 feet building to 4 to 7 feet. waves
occasionally around 9 feet.
.saturday night...east winds to 30 knots diminishing to 15 to
25 knots. rain. waves 5 to 8 feet. waves occasionally around
10 feet.
.sunday...east winds 15 to 20 knots becoming southeast 5 to
15 knots. rain in the morning, then a chance of showers in the
afternoon. waves 3 to 6 feet subsiding to 1 to 3 feet.
.sunday night...southeast winds 5 to 10 knots becoming light and
variable. a chance of showers in the evening, then showers likely
overnight. waves 2 feet or less.
.monday...light and variable winds. showers likely during the
day. waves 1 foot or less.
.tuesday...southwest winds 10 knots or less becoming west. waves
1 foot or less.
.wednesday...northwest winds 5 to 10 knots becoming north. waves
1 foot or less.
$$
(2/9)
Latest Great Lakes Marine Forecast by KBUF
Issued 5/22/2026 10:03 PM America/New_York.
Valid through 5/23/2026 5:00 AM America/New_York.
fzus61 kbuf 230203
glflo
expires:202605230900;;485338
open lake forecast for lake ontario
national weather service buffalo ny
1003 pm edt fri may 22 2026
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 large 30.4 inch high will slide east from the great
lakes and off the new england coast tonight. this high will
strengthen to 30.6 inches as it anchors over atlantic canada through
sunday. a 29.9 inch low and attendant warm front will then approach
the lower great lakes late tonight and saturday, before weakening
and sliding eastward sunday. a 30.1 inch high will settle across the
region monday through tuesday. a cold front associated with a 29.8
inch low over new england will drop south across the lake on
wednesday. high pressure over canada will start to expand south over
the lake on thursday.
loz063>065-230900-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1003 pm edt fri may 22 2026
.overnight...northeast winds 15 to 20 knots becoming east.
waves 2 to 4 feet.
.saturday...east winds 15 to 20 knots becoming southeast. a
chance of rain late in the morning. rain in the afternoon. waves
1 to 3 feet building to 3 to 5 feet.
.saturday night...southeast winds 15 to 25 knots. rain. waves
3 to 6 feet building to 4 to 7 feet, then subsiding to 3 to
6 feet. waves occasionally around 9 feet.
.sunday...southeast winds 15 to 25 knots. rain in the morning,
then showers likely in the afternoon. waves 3 to 6 feet.
.sunday night...southeast winds 15 to 20 knots becoming south
10 to 15 knots. showers likely overnight. waves 2 to 4 feet
subsiding to 1 to 3 feet.
.monday...southwest winds 10 knots or less. showers likely during
the day. waves 2 feet or less.
.tuesday...southwest winds 5 to 10 knots becoming west. waves
1 foot or less.
.wednesday...northwest winds 5 to 10 knots becoming north. waves
1 foot or less.
$$
(3/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/22/2026 9:58 PM America/New_York.
Valid through 5/23/2026 4:15 AM America/New_York.
fzus61 kcle 230158
glfle
expires:202605230815;;485138
open lake forecast for lake erie
national weather service cleveland oh
958 pm edt fri may 22 2026
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...
low pressure 29.90 inches moves northeastward into the western
basin of lake erie saturday with a weak cold front saturday night
into early sunday. high pressure 30.10 inches builds into the
region late sunday through early next week.
lez162-163-230815-
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-
958 pm edt fri may 22 2026
.rest of tonight...east winds 15 to 25 knots. a chance of showers
late this evening, then showers after midnight. showers with a
slight chance of thunderstorms late. waves 3 to 5 feet.
.saturday...east winds 15 to 25 knots becoming southeast and
diminishing to 10 to 15 knots. showers with a slight chance of
thunderstorms. waves 3 to 5 feet subsiding to 2 to 4 feet.
.saturday night...west winds 5 to 15 knots. showers likely in the
evening. waves 1 to 3 feet subsiding to 1 foot or less.
.sunday...west winds 10 knots or less becoming east. a chance of
showers in the afternoon. waves 1 foot or less.
.sunday night...east winds 10 knots or less becoming northwest. a
chance of showers. waves 1 foot or less.
.monday...north winds less than 10 knots becoming south. waves
1 foot or less.
.tuesday...light and variable winds. waves 1 foot or less.
.wednesday...northeast winds 10 knots or less. waves 1 foot or
less.
winds and waves higher in and near thunderstorms.
$$
(4/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/22/2026 9:58 PM America/New_York.
Valid through 5/23/2026 4:15 AM America/New_York.
fzus61 kcle 230158
glfle
expires:202605230815;;485139
open lake forecast for lake erie
national weather service cleveland oh
958 pm edt fri may 22 2026
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...
low pressure 29.90 inches moves northeastward into the western
basin of lake erie saturday with a weak cold front saturday night
into early sunday. high pressure 30.10 inches builds into the
region late sunday through early next week.
lez164>168-230815-
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-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-
958 pm edt fri may 22 2026
.rest of tonight...east winds 15 to 20 knots. a chance of
showers, then showers with a slight chance of thunderstorms late.
waves 3 to 5 feet.
.saturday...east winds 15 to 20 knots becoming southeast. showers
with a slight chance of thunderstorms. waves 3 to 6 feet.
.saturday night...southeast winds 15 to 20 knots becoming south
10 to 15 knots. showers in the evening, then a chance of showers
overnight. waves 3 to 5 feet subsiding to 1 to 3 feet.
.sunday...southwest winds 10 knots or less becoming northwest. a
chance of showers in the afternoon. waves 2 feet or less.
.sunday night...east winds less than 10 knots becoming northwest.
a chance of showers. waves 1 foot or less.
.monday...north winds less than 10 knots. waves 1 foot or less.
.tuesday...light and variable winds. waves 1 foot or less.
.wednesday...north winds 10 knots or less becoming northeast.
waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(5/9)
Latest Great Lakes Marine Forecast by KCLE
Issued 5/22/2026 9:58 PM America/New_York.
Valid through 5/23/2026 4:15 AM America/New_York.
fzus61 kcle 230158
glfle
expires:202605230815;;485140
open lake forecast for lake erie
national weather service cleveland oh
958 pm edt fri may 22 2026
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...
low pressure 29.90 inches moves northeastward into the western
basin of lake erie saturday with a weak cold front saturday night
into early sunday. high pressure 30.10 inches builds into the
region late sunday through early next week.
lez061-169-230815-
ripley to buffalo ny extending from 5nm off shoreline to us-
canadian border-
conneaut oh to ripley ny beyond 5 nm off shoreline to us-
canadian border-
958 pm edt fri may 22 2026
.rest of tonight...east winds 10 to 15 knots. a slight chance of
showers after midnight. a chance of showers late. waves 1 to
3 feet.
.saturday...east winds 15 to 20 knots. showers with a slight
chance of thunderstorms. waves 1 to 3 feet building to 2 to
4 feet.
.saturday night...southeast winds 15 to 25 knots becoming south.
showers in the evening, then a chance of showers overnight. waves
3 to 5 feet subsiding to 2 to 4 feet.
.sunday...south winds 5 to 15 knots becoming west less than
10 knots. a chance of showers in the morning. waves 1 to 3 feet
subsiding to 1 foot or less.
.sunday night...light and variable winds. showers likely in the
evening, then a chance of showers overnight. waves 1 foot or
less.
.monday...light and variable winds. waves 1 foot or less.
.tuesday...light and variable winds. waves 1 foot or less.
.wednesday...northwest winds 10 knots or less becoming northeast.
waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
(6/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/22/2026 9:45 PM America/New_York.
Valid through 5/23/2026 5:45 AM America/New_York.
fzus63 kdtx 230145
glfsc
expires:202605230945;;485007
lake st clair forecast
national weather service detroit/pontiac mi
945 pm edt fri may 22 2026
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, 29.90 inches, tracks from the ohio
valley into lake huron this weekend. breezy east flow this
evening and tonight becomes westerly with the passage of the low
late saturday. rain and a few thunderstorms possible this
weekend, especially saturday morning.
lcz460-230945-
lake st clair-
945 pm edt fri may 22 2026
...small craft advisory in effect through saturday evening...
.rest of tonight...east winds 20 to 25 knots. gusts to 30 knots.
cloudy. light showers likely early in the morning. waves 2 to 4
feet.
.saturday...east winds to 30 knots diminishing to 20 to 25 knots in
the afternoon. gusts to 30 knots. showers until late afternoon.
rain showers likely late in the afternoon. waves 3 to 5 feet.
waves occasionally around 7 feet.
.saturday night...east winds 15 to 20 knots becoming south 10 to 15
knots by midnight...then veering to the southwest after midnight.
showers early in the evening...then a chance of light showers by
midnight. waves 1 to 3 feet.
.sunday...west winds 5 to 10 knots early in the morning becoming
light and variable...then becoming south 5 to 10 knots early in the
afternoon. mostly cloudy. a chance of light showers early in the
afternoon. waves 2 feet or less.
.sunday night...light and variable winds. mostly cloudy with a
chance of light showers ...then partly cloudy after midnight. waves
2 feet or less.
.monday...light and variable winds. partly sunny in the morning
becoming mostly clear. waves nearly calm.
.tuesday...south winds 5 to 10 knots. mostly clear. waves 2 feet or
less.
.wednesday...northeast winds 10 to 15 knots. partly cloudy. waves 2
feet or less.
$$
(7/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/22/2026 9:44 PM America/New_York.
Valid through 5/23/2026 5:45 AM America/New_York.
fzus63 kdtx 230144
glflh
expires:202605230945;;485002
open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt fri may 22 2026
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...low pressure, 29.90 inches, tracks from the ohio
valley into lake huron this weekend. breezy east flow this
evening and tonight becomes westerly with the passage of the low
late saturday. rain and a few thunderstorms possible this
weekend, especially saturday morning.
lhz462>464-230945-
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 fri may 22 2026
.rest of tonight...east winds 15 to 20 knots. waves 3 to 5 feet.
.saturday...east winds 15 to 20 knots with gusts to around
30 knots increasing to 20 to 25 knots with gusts to around
30 knots early in the afternoon...then decreasing to 15 to
20 knots with gusts to around 30 knots late in the afternoon. a
chance of showers in the morning...then showers in the afternoon.
waves 5 to 7 feet. waves occasionally around 10 feet.
.saturday night...east winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots. showers in the evening...
then a chance of showers after midnight. waves 5 to 7 feet. waves
occasionally around 10 feet.
.sunday...southwest winds 5 to 10 knots backing to the southeast
early in the afternoon. waves 3 to 5 feet subsiding to 2 feet or
less in the late morning and afternoon.
.sunday night...east winds 5 to 10 knots early in the evening
becoming light and variable. waves 2 feet or less.
.monday...light and variable winds becoming east 5 to 10 knots
late in the afternoon...then veering to the south late in the
evening. waves 2 feet or less.
.tuesday...south winds 5 to 10 knots. waves 2 feet or less.
.wednesday...north winds 5 to 10 knots. waves 2 feet or less.
$$
(8/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/22/2026 9:44 PM America/New_York.
Valid through 5/23/2026 5:45 AM America/New_York.
fzus63 kdtx 230144
glflh
expires:202605230945;;485001
open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt fri may 22 2026
for waters beyond five nautical miles off shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...low pressure, 29.90 inches, tracks from the ohio
valley into lake huron this weekend. breezy east flow this
evening and tonight becomes westerly with the passage of the low
late saturday. rain and a few thunderstorms possible this
weekend, especially saturday morning.
lhz363-230945-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
944 pm edt fri may 22 2026
.rest of tonight...east winds 15 to 20 knots. waves 3 to 5 feet.
.saturday...east winds 15 to 20 knots. showers in the afternoon.
waves 4 to 6 feet. waves occasionally around 8 feet.
.saturday night...east winds 15 to 20 knots becoming northeast
10 to 15 knots after midnight. showers likely in the evening...
then a chance of showers after midnight. waves 5 to 7 feet. waves
occasionally around 10 feet.
.sunday...north winds 5 to 10 knots backing to the west in the
late morning and early afternoon...then backing to the southeast
early in the afternoon. waves 3 to 5 feet subsiding to 1 to
3 feet early in the afternoon.
.sunday night...southeast winds 5 to 10 knots early in the
evening becoming light and variable. waves 2 feet or less.
.monday...light and variable winds becoming south 5 to 10 knots.
waves 2 feet or less.
.tuesday...southwest winds 5 to 10 knots becoming light and
variable. waves 2 feet or less.
.wednesday...north winds 5 to 10 knots. waves 2 feet or less.
$$
(9/9)
Latest Great Lakes Marine Forecast by KDTX
Issued 5/22/2026 9:44 PM America/New_York.
Valid through 5/23/2026 5:45 AM America/New_York.
fzus63 kdtx 230144
glflh
expires:202605230945;;485000
open lake forecast for lake huron
national weather service detroit/pontiac mi
944 pm edt fri may 22 2026
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...low pressure, 29.90 inches, tracks from the ohio
valley into lake huron this weekend. breezy east flow this
evening and tonight becomes westerly with the passage of the low
late saturday. rain and a few thunderstorms possible this
weekend, especially saturday morning.
lhz361-362-230945-
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-
944 pm edt fri may 22 2026
.rest of tonight...east winds 15 to 20 knots. waves 4 to 6 feet.
.saturday...east winds 20 to 25 knots with gusts to around
30 knots. showers likely in the afternoon. waves 6 to 9 feet.
waves occasionally around 12 feet.
.saturday night...east winds 20 to 25 knots with gusts to around
30 knots decreasing to 10 to 15 knots after midnight. a chance of
showers. waves 6 to 9 feet. waves occasionally around 11 feet.
.sunday...north winds 5 to 10 knots. waves 3 to 5 feet subsiding
to 1 to 3 feet early in the afternoon.
.sunday night...light and variable winds. waves 2 feet or less.
.monday...light and variable winds becoming south 5 to 10 knots
late in the morning...then backing to the northeast late in the
afternoon veering to the south late in the evening. waves 2 feet
or less.
.tuesday...south winds 5 to 10 knots backing to the north early
in the evening...then backing to the west by midnight. waves
2 feet or less.
.wednesday...north winds 5 to 10 knots backing to the northwest
by midnight. waves 2 feet or less.
$$
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