fzus53 kdtx 170836
nshdtx
expires:202511171645;;553094

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
336 am est mon nov 17 2025

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.


lhz441-171645-
port austin to harbor beach mi-
336 am est mon nov 17 2025

...small craft advisory in effect through this afternoon...

.today...northwest winds 20 to 25 knots diminishing to 15 to
20 knots in the afternoon. mostly cloudy. waves 5 to 7 feet.
waves occasionally around 10 feet. 
.tonight...northwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. partly cloudy. waves
3 to 5 feet. waves occasionally around 7 feet. 
.tuesday...northwest winds 5 to 10 knots until late afternoon
becoming light and variable. partly cloudy. waves 1 to 3 feet. 
.tuesday night...light and variable winds becoming north 5 to
10 knots in the late evening and overnight. partly cloudy. waves
2 feet or less. 

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

$$