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(1/2)
Latest Great Lakes Marine Forecast by KMQT
Issued 8/28/2025 10:01 PM America/New_York.
Valid through 8/29/2025 4:00 AM America/New_York.
fzus63 kmqt 290201
glfls
expires:202508290800;;511255
open lake forecast for lake superior
national weather service marquette mi
1001 pm edt thu aug 28 2025
for waters beyond 5 nautical miles of shore on lake superior.
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 30.2 inch high over northern ontario moves over lake superior and
resides over the great lakes region through the weekend before
merging with a high of 30.2 inches over the northeast us by monday.
behind this, a 29.8 inch trough looks to move over lake superior
around the tuesday/tuesday night time period.
lsz162-290800-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
1001 pm edt thu aug 28 2025 /901 pm cdt thu aug 28 2025/
.rest of tonight...east winds 5 to 15 knots veering southeast
late. waves calm to 2 feet.
.friday...southeast winds 5 to 15 knots backing east late. waves
calm to 2 feet.
.friday night...east winds less than 10 knots veering west after
midnight, then increasing to 5 to 15 knots late. waves calm to
2 feet.
.saturday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.saturday night...southwest winds 5 to 15 knots veering west
after midnight. waves calm to 2 feet.
.sunday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.sunday night...south winds 5 to 15 knots veering west after
midnight. waves calm to 2 feet.
.monday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.tuesday...southwest winds 10 to 20 knots veering north. a chance
of showers. waves building to 1 to 3 feet.
$$
(2/2)
Latest Great Lakes Marine Forecast by KMQT
Issued 8/28/2025 10:01 PM America/New_York.
Valid through 8/29/2025 4:00 AM America/New_York.
fzus63 kmqt 290201
glfls
expires:202508290800;;511256
open lake forecast for lake superior
national weather service marquette mi
1001 pm edt thu aug 28 2025
for waters beyond 5 nautical miles of shore on lake superior.
waves are the significant wave height - the average of the
highest 1/3 of the wave spectrum. occasional wave height is the
average of the highest 1/10 of the wave spectrum.
.synopsis...
a 30.2 inch high over northern ontario moves over lake superior and
resides over the great lakes region through the weekend before
merging with a high of 30.2 inches over the northeast us by monday.
behind this, a 29.8 inch trough looks to move over lake superior
around the tuesday/tuesday night time period.
lsz263-290800-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
1001 pm edt thu aug 28 2025
.rest of tonight...east winds 5 to 15 knots veering south late.
waves calm to 2 feet.
.friday...south winds 5 to 15 knots. waves calm to 2 feet.
.friday night...east winds 5 to 15 knots veering southwest after
midnight. waves calm to 2 feet.
.saturday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.saturday night...southwest winds 5 to 15 knots. waves calm to
2 feet.
.sunday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.sunday night...south winds 5 to 15 knots veering southwest after
midnight. waves calm to 2 feet.
.monday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.tuesday...southwest winds 10 to 20 knots veering north. a chance
of showers. waves building to 2 to 4 feet.
$$
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