(1/2)
Latest Great Lakes Marine Forecast by KDTX
Issued 8/18/2026 3:34 PM America/New_York.
Valid through 8/18/2026 11:45 PM America/New_York.
fzus63 kdtx 181934
glflh
expires:202608190345;;952168
open lake forecast for lake huron
national weather service detroit/pontiac mi
334 pm edt tue aug 18 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...a cold front will then push across the region from
north to south this evening. this will bring showers and
thunderstorms and will veer winds from southwest to northwest in
the wake of the front. high pressure, 30.00 inches, will fill in
behind the front through the midweek period.
lhz362-363-190345-
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-
334 pm edt tue aug 18 2026
.tonight...south winds 5 to 10 knots veering to the northwest
after midnight. showers likely and a chance of thunderstorms in
the evening...then a chance of showers after midnight. waves 1 to
3 feet.
.wednesday...north winds 5 to 10 knots backing to the west in the
late morning and early afternoon...then veering to the west 5 to
10 knots late in the afternoon. waves 1 to 3 feet.
.wednesday night...north winds 5 to 10 knots backing to the
northwest after midnight. waves 1 to 3 feet.
.thursday...north winds 5 to 10 knots early in the morning
becoming light and variable...then becoming east 5 to 10 knots
early in the afternoon. waves 2 feet or less.
.thursday night...southeast winds 5 to 10 knots. waves 2 feet or
less.
.friday...south winds 5 to 10 knots increasing to 10 to 15 knots.
a chance of showers late in the afternoon. waves 1 to 3 feet.
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and early afternoon...then becoming
northwest 10 to 15 knots early in the evening increasing to 15 to
20 knots by midnight. showers likely early in the morning. a
chance of thunderstorms until early evening. a chance of showers
. waves 2 to 4 feet.
.sunday...northwest winds 15 to 20 knots. gusts to 30 knots . a
chance of showers early in the morning. waves 3 to 5 feet.
$$
(2/2)
Latest Great Lakes Marine Forecast by KDTX
Issued 8/18/2026 3:34 PM America/New_York.
Valid through 8/18/2026 11:45 PM America/New_York.
fzus63 kdtx 181934
glflh
expires:202608190345;;952169
open lake forecast for lake huron
national weather service detroit/pontiac mi
334 pm edt tue aug 18 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...a cold front will then push across the region from
north to south this evening. this will bring showers and
thunderstorms and will veer winds from southwest to northwest in
the wake of the front. high pressure, 30.00 inches, will fill in
behind the front through the midweek period.
lhz462>464-190345-
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-
334 pm edt tue aug 18 2026
.tonight...south winds 10 to 15 knots becoming southwest 5 to
10 knots by midnight...then veering to the west early in the
morning. a chance of showers and thunderstorms. waves 1 to
3 feet.
.wednesday...north winds 5 to 10 knots. a chance of showers in
the morning. waves 1 to 3 feet.
.wednesday night...light and variable winds becoming north 5 to
10 knots in the late evening and overnight. waves 2 feet or less.
.thursday...north winds 5 to 10 knots. waves 2 feet or less.
.thursday night...northeast winds 5 to 10 knots veering to the
southeast in the late evening and overnight. waves 2 feet or
less.
.friday...south winds 5 to 10 knots becoming southeast 10 to
15 knots late in the afternoon. a chance of showers late in the
evening. waves 1 to 3 feet.
.saturday...south winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and early afternoon...then veering
to the west early in the evening becoming northwest 10 to
15 knots by midnight. a chance of showers early in the morning. a
chance of thunderstorms. rain showers likely . waves 1 to 3 feet
building to 2 to 4 feet by midnight.
.sunday...northwest winds 15 to 20 knots becoming north 10 to
15 knots by midnight. a chance of showers until afternoon. waves
3 to 5 feet.
$$
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