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(1/3)
Latest Great Lakes Marine Forecast by KDTX
Issued 3/13/2026 9:35 PM America/New_York.
Valid through 3/14/2026 5:45 AM America/New_York.
fzus63 kdtx 140135
glflh
expires:202603140945;;631275
open lake forecast for lake huron
national weather service detroit/pontiac mi
935 pm edt fri mar 13 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 strong low pressure system, 29.10 inches, moves from northern
lower michigan to central lake huron this evening. this will
continue to bring widespread gales to the great lakes. a gale
warning is in effect. the low quickly moves out tonight with high
pressure, 30.20 inches, briefly building back in on saturday. a
second strong low pressure system, 28.90 inches, moves across
southern michigan and lake huron late sunday into monday. this
brings additional potential for gust to gales.
lhz361-362-140945-
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-
935 pm edt fri mar 13 2026
...gale warning in effect until 4 am edt saturday...
.rest of tonight...north winds 20 to 25 knots increasing to
30 knots after midnight...then becoming northwest 20 to 25 knots
early in the morning. gusts to 35 knot gales. numerous snow
showers this evening...then scattered snow showers after
midnight. waves 8 to 12 feet. waves occasionally around 15 feet.
.saturday...northwest winds 20 to 25 knots with gusts to around
30 knots becoming west 5 to 10 knots. waves 6 to 9 feet subsiding
to 3 to 5 feet late in the afternoon. waves occasionally around
12 feet.
.saturday night...north winds 5 to 10 knots veering to the
southeast by midnight...then increasing to 10 to 15 knots after
midnight. a chance of snow after midnight. waves 1 to 3 feet
building to 2 to 4 feet after midnight.
.sunday...east winds 20 to 25 knots with gusts to around 30 knots
increasing to 35 knot gales with gusts to 40 knot gales. a chance
of snow in the morning...then snow...sleet and rain in the
afternoon. snow may be heavy at times. waves 6 to 9 feet building
to 12 to 16 feet in the late morning and afternoon. waves
occasionally around 20 feet. a gale warning may be needed.
.sunday night...northeast at 35 knot gales with gusts to 45 knot
gales. rain...snow...freezing rain and sleet in the evening...
then rain...freezing rain and sleet after midnight. precipitation
may be heavy at times. waves 14 to 18 feet. waves occasionally
around 23 feet.
.monday...north winds to 30 knots veering to the south late in
the morning...then becoming west at 40 knot gales late in the
afternoon. rain with snow likely...then a chance of snow late in
the afternoon. waves 14 to 18 feet building to 15 to 20 feet late
in the evening. waves occasionally around 25 feet.
.tuesday...northwest at 35 knot gales with gusts to 40 knot gales
becoming west 15 to 20 knots. a chance of snow early in the
morning. waves 14 to 18 feet subsiding to 8 to 12 feet . waves
occasionally around 23 feet.
.wednesday...southwest winds 15 to 20 knots becoming south 20 to
25 knots in the late morning and early afternoon...then
decreasing to 15 to 20 knots . a chance of snow until afternoon.
waves 4 to 6 feet building to 6 to 9 feet. waves occasionally
around 12 feet.
$$
(2/3)
Latest Great Lakes Marine Forecast by KDTX
Issued 3/13/2026 9:35 PM America/New_York.
Valid through 3/14/2026 5:45 AM America/New_York.
fzus63 kdtx 140135
glflh
expires:202603140945;;631276
open lake forecast for lake huron
national weather service detroit/pontiac mi
935 pm edt fri mar 13 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 strong low pressure system, 29.10 inches, moves from northern
lower michigan to central lake huron this evening. this will
continue to bring widespread gales to the great lakes. a gale
warning is in effect. the low quickly moves out tonight with high
pressure, 30.20 inches, briefly building back in on saturday. a
second strong low pressure system, 28.90 inches, moves across
southern michigan and lake huron late sunday into monday. this
brings additional potential for gust to gales.
lhz363-140945-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
935 pm edt fri mar 13 2026
...gale warning in effect until 4 am edt saturday...
.rest of tonight...west winds 20 to 25 knots becoming northwest
to 30 knots after midnight...then decreasing to 20 to 25 knots
early in the morning. gusts to 40 knot gales. numerous snow
showers and showers this evening...then scattered snow showers
after midnight. waves 8 to 12 feet building to 10 to 14 feet
early in the morning. waves occasionally around 18 feet.
.saturday...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 5 to 10 knots. waves 8 to 12 feet
subsiding to 4 to 6 feet late in the afternoon. waves
occasionally around 15 feet.
.saturday night...north winds 5 to 10 knots veering to the
southeast by midnight...then increasing to 10 to 15 knots after
midnight. a chance of snow after midnight. waves 2 to 4 feet
subsiding to 1 to 3 feet by midnight...then building to 2 to
4 feet after midnight.
.sunday...east winds 20 to 25 knots increasing to 30 knots early
in the afternoon. gusts to 35 knot gales. snow...sleet...rain and
freezing rain. waves 6 to 9 feet building to 10 to 14 feet early
in the afternoon. waves occasionally around 18 feet.
.sunday night...southeast winds to 30 knots with gusts to 40 knot
gales. rain. waves 10 to 14 feet. waves occasionally around
18 feet.
.monday...south winds to 30 knots with gusts to 35 knot gales
veering to the southwest with gusts to 40 knot gales late in the
morning...then becoming west at 35 knot gales with gusts to
45 knot gales late in the afternoon. rain with snow likely in the
morning...then rain likely late in the morning. a chance of snow.
waves 12 to 16 feet building to 15 to 20 feet late in the
evening. waves occasionally around 25 feet. a gale warning may be
needed.
.tuesday...northwest winds to 30 knots with gusts to 35 knot
gales becoming west 15 to 20 knots. a chance of snow early in the
morning. waves 14 to 18 feet subsiding to 8 to 12 feet . waves
occasionally around 23 feet.
.wednesday...southwest winds 15 to 20 knots becoming south 20 to
25 knots in the late morning and early afternoon...then
decreasing to 15 to 20 knots . waves 5 to 7 feet. waves
occasionally around 10 feet.
$$
(3/3)
Latest Great Lakes Marine Forecast by KDTX
Issued 3/13/2026 9:35 PM America/New_York.
Valid through 3/14/2026 5:45 AM America/New_York.
fzus63 kdtx 140135
glflh
expires:202603140945;;631277
open lake forecast for lake huron
national weather service detroit/pontiac mi
935 pm edt fri mar 13 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 strong low pressure system, 29.10 inches, moves from northern
lower michigan to central lake huron this evening. this will
continue to bring widespread gales to the great lakes. a gale
warning is in effect. the low quickly moves out tonight with high
pressure, 30.20 inches, briefly building back in on saturday. a
second strong low pressure system, 28.90 inches, moves across
southern michigan and lake huron late sunday into monday. this
brings additional potential for gust to gales.
lhz462>464-140945-
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-
935 pm edt fri mar 13 2026
...gale warning in effect until 4 am edt saturday...
.rest of tonight...west winds to 30 knots veering to the
northwest early in the morning. gusts to 40 knot gales. numerous
snow showers this evening...then scattered snow showers after
midnight. waves 8 to 12 feet. waves occasionally around 15 feet.
.saturday...northwest winds 20 to 25 knots with gusts to around
30 knots decreasing to 5 to 10 knots. waves 8 to 12 feet
subsiding to 4 to 6 feet late in the afternoon. waves
occasionally around 15 feet.
.saturday night...north winds 5 to 10 knots veering to the east
by midnight...then increasing to 10 to 15 knots after midnight.
snow likely after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet by midnight...then building to 3 to 5 feet after midnight.
.sunday...east winds 20 to 25 knots with gusts to around
30 knots. snow and rain likely in the morning...then a chance of
rain and possible sleet with freezing rain in the afternoon.
waves 6 to 9 feet. waves occasionally around 12 feet.
.sunday night...southeast winds to 30 knots with gusts to 45 knot
gales becoming south at 35 knot gales with gusts to 45 knot gales
after midnight. a chance of rain in the evening...then rain after
midnight. waves 10 to 14 feet. waves occasionally around 18 feet.
a gale warning may be needed.
.monday...south winds to 30 knots veering to the southwest late
in the morning...then becoming west at 35 knot gales late in the
afternoon. gusts to 40 knot gales. rain in the morning...then
rain likely late in the morning. a chance of snow. waves 12 to
16 feet. waves occasionally around 20 feet.
.tuesday...west at 35 knot gales with gusts to 40 knot gales
decreasing to 15 to 20 knots. a chance of snow early in the
morning. waves 12 to 16 feet subsiding to 6 to 9 feet . waves
occasionally around 20 feet.
.wednesday...southwest winds 15 to 20 knots becoming south 20 to
25 knots in the late morning and early afternoon...then
decreasing to 15 to 20 knots . a chance of snow until afternoon.
waves 5 to 7 feet. waves occasionally around 10 feet.
$$
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