fzus53 kdtx 250833
nshdtx
expires:202512251645;;186302

nearshore marine forecast for michigan
national weather service detroit/pontiac mi
333 am est thu dec 25 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.


lhz441-251645-
port austin to harbor beach mi-
333 am est thu dec 25 2025

...small craft advisory in effect from 7 am est this morning
through friday evening...

.today...north winds 15 to 20 knots increasing to 20 to 25 knots
late in the morning, then becoming northeast 15 to 20 knots in
the afternoon. mostly cloudy. waves 4 to 6 feet building to 5 to
7 feet in the afternoon. waves occasionally around 10 feet. 
.tonight...east winds 15 to 20 knots becoming southeast 20 to
25 knots after midnight. mostly cloudy. a slight chance of light
snow after midnight. waves 4 to 6 feet. waves occasionally around
7 feet. 
.friday...southeast winds 20 to 25 knots with gusts to 30 knots
diminishing to 15 to 20 knots early in the afternoon. light snow
early in the morning, then light snow, light sleet and light
freezing rain in the late morning and afternoon. waves 6 to
9 feet. waves occasionally around 12 feet. 
.friday night...east winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. mostly cloudy. waves
3 to 5 feet subsiding to 1 to 3 feet in the late evening and
overnight. waves occasionally around 7 feet. 

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

$$