


Great Lakes Forecast
Issued by NWS
Issued by NWS
436 FZUS63 KDTX 100729 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 329 AM EDT Wed Sep 10 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 over New England maintains an average pressure of 30.20 inches across the central Great Lakes. A weak cold front drops across Lake Huron Wednesday night before high pressure, 30.30 inches, fills into Ontario for the late week period. LHZ361-101530- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 329 AM EDT Wed Sep 10 2025 .TODAY...South winds 5 to 10 knots early in the morning becoming light and variable. Waves 2 feet or less. .TONIGHT...Light and variable winds. Waves 2 feet or less. .THURSDAY...Northeast winds 5 to 10 knots until late afternoon becoming light and variable. Waves 2 feet or less. .THURSDAY NIGHT...Light and variable winds. Waves 2 feet or less. .FRIDAY...Light and variable winds. A chance of showers late in the evening. Waves 2 feet or less. .SATURDAY...Light and variable winds. A chance of showers early in the morning. Waves 2 feet or less. .SUNDAY...Northeast winds 5 to 10 knots veering to the east in the late evening and early morning. Waves 2 feet or less. $$ LHZ362-363-101530- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 329 AM EDT Wed Sep 10 2025 .TODAY...South winds 5 to 10 knots backing to the east late in the afternoon. Waves 2 feet or less. .TONIGHT...East winds 5 to 10 knots early in the evening becoming light and variable. Waves 2 feet or less. .THURSDAY...Northeast winds 5 to 10 knots. Waves 2 feet or less. .THURSDAY NIGHT...Light and variable winds. Waves 2 feet or less. .FRIDAY...Light and variable winds becoming southeast 5 to 10 knots late in the afternoon. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 10 knots early in the morning becoming light and variable...then becoming northeast 5 to 10 knots in the late evening and early morning. A chance of showers. Waves 2 feet or less. .SUNDAY...North winds 5 to 10 knots becoming northeast 10 to 15 knots in the late morning and early afternoon...then decreasing to 5 to 10 knots until early morning. Waves 1 to 3 feet. $$ LHZ462>464-101530- 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- 329 AM EDT Wed Sep 10 2025 .TODAY...Southeast winds 5 to 10 knots in the morning becoming light and variable...then becoming northeast 5 to 10 knots late in the afternoon. Waves 2 feet or less. .TONIGHT...Northeast winds 5 to 10 knots until early morning becoming light and variable. Waves 2 feet or less. .THURSDAY...North winds 5 to 10 knots. Waves 2 feet or less. .THURSDAY NIGHT...Northeast winds 5 to 10 knots. Waves 2 feet or less. .FRIDAY...Light and variable winds becoming east 5 to 10 knots late in the afternoon...then veering to the south late in the evening. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 10 knots backing to the southeast until early morning. Waves 2 feet or less. .SUNDAY...Northeast winds 5 to 10 knots becoming north 10 to 15 knots until early morning. Waves 1 to 3 feet building to 2 to 4 feet in the late evening and early morning. $$ LHZ461-101530- MAFOR 1009/ HURON NORTH 12500 12400 12200 12100. Waves 2 feet or less. HURON SOUTH 13400 11300 12200 12100. Waves 2 feet or less. $$ SF 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)