fzus63 kdtx 201348
glflh 
expires:202608202200;;051752

open lake forecast for lake huron
national weather service detroit/pontiac mi
948 am edt thu aug 20 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...high pressure, 30.00 inches, builds into the great
lakes through the end of the work week maintaining light winds. a
cold front then sweeps across the area friday into saturday,
bringing the next opportunity for showers and thunderstorms.


lhz361>363-202200-
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-
948 am edt thu aug 20 2026

.rest of today...light and variable winds. waves 2 feet or less. 
.tonight...light and variable winds becoming east 5 to 10 knots
by midnight...then veering to the southeast early in the morning.
waves 2 feet or less. 
.friday...south winds 5 to 10 knots becoming southeast 10 to
15 knots in the late morning and afternoon. waves 1 to 3 feet
building to 3 to 5 feet early in the afternoon. 
.friday night...southeast winds 10 to 15 knots. a chance of
waterspouts after midnight. waves 2 to 4 feet. 
.saturday...southwest winds 5 to 10 knots becoming northwest
10 to 15 knots late in the afternoon...then increasing to 15 to
20 knots late in the evening. showers...then a chance of showers
late in the afternoon. a chance of waterspouts late in the
morning. waves 1 to 3 feet building to 4 to 6 feet late in the
afternoon. waves occasionally around 8 feet. 
.sunday...northwest winds 15 to 20 knots increasing to 20 to
25 knots early in the evening...then decreasing to 15 to 20 knots
by midnight. gusts to 30 knots. a chance of showers early in the
morning. waves 6 to 9 feet. waves occasionally around 12 feet. 
.monday...northwest winds 10 to 15 knots becoming west 5 to
10 knots by midnight. waves 3 to 5 feet. 


$$

fzus63 kdtx 201348
glflh 
expires:202608202200;;051753

open lake forecast for lake huron
national weather service detroit/pontiac mi
948 am edt thu aug 20 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...high pressure, 30.00 inches, builds into the great
lakes through the end of the work week maintaining light winds. a
cold front then sweeps across the area friday into saturday,
bringing the next opportunity for showers and thunderstorms.


lhz462>464-202200-
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-
948 am edt thu aug 20 2026

.rest of today...light and variable winds becoming north 5 to
10 knots late in the afternoon. waves 2 feet or less. 
.tonight...northeast winds 5 to 10 knots veering to the east
early in the morning. waves 2 feet or less. 
.friday...southeast winds 5 to 10 knots. waves 2 feet or less. 
.friday night...east winds 5 to 10 knots becoming southeast 10 to
15 knots in the late evening and overnight. waves 1 to 3 feet. 
.saturday...south winds 5 to 10 knots veering to the northwest
late in the afternoon...then increasing to 15 to 20 knots late in
the evening. a chance of showers in the morning...then showers
and a chance of thunderstorms late in the morning. a chance of
showers late in the evening. a chance of waterspouts. waves 1 to
3 feet building to 4 to 6 feet late in the evening. waves
occasionally around 8 feet. 
.sunday...northwest winds 15 to 20 knots. gusts to 30 knots until
early evening. a chance of showers. a chance of thunderstorms
early in the evening. waves 5 to 7 feet. waves occasionally
around 10 feet. 
.monday...northwest winds 10 to 15 knots becoming north 5 to
10 knots . waves 3 to 5 feet subsiding to 1 to 3 feet by
midnight. 


$$