fzus63 kdtx 212038
glflh 
expires:202511220445;;269772

open lake forecast for lake huron
national weather service detroit/pontiac mi
338 pm est fri nov 21 2025

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...high pressure, 30.10 inches, will build into the
central great lakes through tomorrow. low pressure tracking
through northern ontario saturday evening will track a cold front
through the region saturday night. northwest wind gusts behind
the front sunday morning will reach into the 20 to 30 knot range.


lhz361>363-220445-
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-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
338 pm est fri nov 21 2025

.tonight...northwest winds 15 to 25 knots decreasing to 10 to 15 
knots after midnight. waves 4 to 6 feet. waves occasionally around
8 feet. 
.saturday...northwest winds 10 to 15 knots becoming west 5 to
10 knots in the late morning and early afternoon...then backing
to the southwest late in the afternoon. waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon. 
.saturday night...south winds 10 to 15 knots becoming southwest
15 to 20 knots in the late evening and overnight. a chance of
rain. waves 1 to 3 feet building to 3 to 5 feet in the late
evening and overnight. 
.sunday...west winds 20 to 25 knots decreasing to 15 to 20 knots
early in the afternoon. waves 4 to 6 feet. 
.sunday night...west winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. waves 3 to 5 feet subsiding to 1 to
3 feet after midnight. waves occasionally around 8 feet. 
.monday...southwest winds 10 to 15 knots backing to the south
late in the afternoon. rain likely late in the evening. waves
1 to 3 feet building to 2 to 4 feet late in the evening. 
.tuesday...south winds 10 to 15 knots becoming southwest 15 to
20 knots in the late evening and early morning. rain likely...
then a chance of rain in the late evening and early morning.
waves 3 to 5 feet. 
.wednesday...west winds 15 to 20 knots increasing to 35 knot
gales. a chance of rain and snow...then snow likely in the late
evening and early morning. waves 4 to 6 feet building to 10 to
14 feet. waves occasionally around 18 feet. a gale warning may be
needed. 


$$

fzus63 kdtx 212038
glflh 
expires:202511220445;;269773

open lake forecast for lake huron
national weather service detroit/pontiac mi
338 pm est fri nov 21 2025

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...high pressure, 30.10 inches, will build into the
central great lakes through tomorrow. low pressure tracking
through northern ontario saturday evening will track a cold front
through the region saturday night. northwest wind gusts behind
the front sunday morning will reach into the 20 to 30 knot range.


lhz462>464-220445-
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-
338 pm est fri nov 21 2025

.tonight...northwest winds around 15 knots. waves 2 to 4 feet. 
.saturday...northwest winds 10 to 15 knots decreasing to 5 to
10 knots in the late morning and early afternoon...then backing
to the west late in the afternoon. waves 2 to 4 feet subsiding to
1 to 3 feet in the afternoon. 
.saturday night...southwest winds 5 to 10 knots increasing to
15 to 20 knots in the late evening and overnight. waves 1 to
3 feet building to 3 to 5 feet after midnight. 
.sunday...west winds 15 to 20 knots. waves 3 to 5 feet. 
.sunday night...west winds 10 to 15 knots decreasing to 5 to
10 knots after midnight. waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight. 
.monday...southwest winds 10 to 15 knots backing to the south
late in the afternoon. rain likely late in the evening. waves
1 to 3 feet building to 2 to 4 feet late in the evening. 
.tuesday...south winds 15 to 20 knots decreasing to 10 to
15 knots until early evening...then veering to the southwest in
the late evening and early morning. rain early in the morning...
then rain likely early in the evening. a chance of rain in the
late evening and early morning. waves 3 to 5 feet. 
.wednesday...west winds 15 to 20 knots increasing to 35 knot
gales. a chance of rain. a chance of snow. waves 3 to 5 feet
building to 8 to 12 feet. waves occasionally around 15 feet. a
gale warning may be needed. 


$$