fzus53 kdtx 190717
nshdtx
expires:202603191530;;941542

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
317 am edt thu mar 19 2026

for waters within five nautical miles of shore

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.


lhz441-191530-
port austin to harbor beach mi-
317 am edt thu mar 19 2026

.today...northwest winds 5 to 10 knots. partly cloudy. waves
2 feet or less. 
.tonight...northeast winds 5 to 10 knots veering to the southeast
in the late evening and early morning, then increasing to 10 to
15 knots after midnight. partly cloudy until early morning, then
mostly cloudy with a chance of light rain after midnight. waves
2 feet or less. 
.friday...south winds 15 to 20 knots becoming southwest 10 to
15 knots in the late morning and early afternoon, then veering to
the northwest early in the afternoon. mostly cloudy with a chance
of light rain until late afternoon, then partly cloudy early in
the afternoon. waves 1 to 3 feet. 
.friday night...northwest winds 5 to 10 knots. partly cloudy.
waves 2 feet or less. 

see lake huron open lake forecast for days 3 through 5.

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