FZUS63 KDTX 201943 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 343 PM EDT Sun Sep 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, 30.40 inches, over northern Ontario will build southeast early this week. This will lead to prolong moderate northeast winds over the central Great Lakes. LHZ361-362-210345- 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- 343 PM EDT Sun Sep 20 2026 .TONIGHT...North winds 10 to 15 knots becoming northeast 15 to 20 knots in the late evening and overnight. Waves 1 to 3 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally around 8 feet. .MONDAY...Northeast winds 15 to 20 knots decreasing to 10 to 15 knots in the afternoon. Waves 4 to 6 feet. Waves occasionally around 8 feet. .MONDAY NIGHT...Northeast winds 10 to 15 knots increasing to 15 to 20 knots in the late evening and overnight. Waves 3 to 5 feet. .TUESDAY...Northeast winds 15 to 20 knots becoming east 10 to 15 knots early in the afternoon. Waves 3 to 5 feet. .TUESDAY NIGHT...East winds 10 to 15 knots increasing to 15 to 20 knots in the late evening and overnight. Waves 3 to 5 feet. .WEDNESDAY...East winds 15 to 20 knots decreasing to 10 to 15 knots late in the afternoon. Waves 2 to 4 feet. .THURSDAY...East winds 10 to 15 knots decreasing to 5 to 10 knots . Waves 1 to 3 feet. .FRIDAY...Light and variable winds. Waves 2 feet or less. $$ LHZ363-462>464-210345- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 343 PM EDT Sun Sep 20 2026 .TONIGHT...Northeast winds 15 to 20 knots increasing to 20 to 25 knots after midnight. Waves 4 to 6 feet. .MONDAY...Northeast winds 15 to 20 knots. Waves 5 to 7 feet. Waves occasionally around 10 feet. .MONDAY NIGHT...Northeast winds 15 to 20 knots. Waves 4 to 6 feet. Waves occasionally around 8 feet. .TUESDAY...Northeast winds 15 to 20 knots. Gusts to 30 knots early in the afternoon. Waves 4 to 6 feet. Waves occasionally around 8 feet. .TUESDAY NIGHT...Northeast winds 15 to 20 knots. Gusts to 30 knots early in the evening. Waves 4 to 6 feet. .WEDNESDAY...East winds 15 to 20 knots. Waves 3 to 5 feet. Waves occasionally around 8 feet. .THURSDAY...East winds 10 to 15 knots decreasing to 5 to 10 knots . Waves 2 to 4 feet subsiding to 1 to 3 feet. .FRIDAY...East winds 5 to 10 knots backing to the northeast. Waves 2 feet or less. $$ LHZ461-210345- MAFOR 2021/ HURON NORTH 11110 14120 11120 12110. Waves 2 to 4 feet building to 3 to 5 feet tonight. Waves 2 to 4 feet Monday. HURON SOUTH 16120. Waves 2 to 4 feet building to 4 to 6 feet. Occasional wave height around 8 feet tonight. Waves 3 to 5 feet Monday. $$ KDK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftable (all lower case) Graphical marine forecasts are available online at weather.gov/greatlakes (all lower case)