


Great Lakes Forecast
Issued by NWS
Issued by NWS
681 FZUS63 KDTX 110753 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 353 AM EDT Mon Aug 11 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...Warm the next few days with a southwesterly breeze. Shower and thunderstorm chances expand southward over Lake Huron and into the southern waterways through Tuesday before a cold front eventually works across the region. Cooler and drier conditions expected for the second half of the workweek. LHZ361-111600- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 353 AM EDT Mon Aug 11 2025 .TODAY...South winds 5 to 10 knots. A chance of showers in the morning...then a chance of showers and thunderstorms in the afternoon. Waves 1 to 3 feet. .TONIGHT...Light and variable winds becoming south 5 to 10 knots early in the morning. A chance of showers. Waves 2 feet or less. .TUESDAY...South winds 5 to 10 knots. A chance of showers. Waves 2 feet or less. .TUESDAY NIGHT...South winds 5 to 10 knots veering to the west in the late evening and overnight. A chance of showers and thunderstorms in the evening. Waves 2 feet or less. .WEDNESDAY...West winds 5 to 10 knots becoming northwest 10 to 15 knots late in the afternoon...then decreasing to 5 to 10 knots late in the evening. Waves 1 to 3 feet. .THURSDAY...North winds 5 to 10 knots veering to the east in the late morning and early afternoon...then becoming light and variable early in the evening becoming southeast 5 to 10 knots in the late evening and early morning. Waves 2 feet or less. .FRIDAY...South winds 5 to 10 knots backing to the southeast in the late evening and early morning. Waves 2 feet or less. $$ LHZ362-363-111600- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 353 AM EDT Mon Aug 11 2025 .TODAY...South winds 10 to 15 knots. A chance of showers and thunderstorms in the afternoon. Waves 2 to 4 feet. .TONIGHT...South winds 5 to 10 knots. A chance of showers and thunderstorms. Waves 1 to 3 feet. .TUESDAY...Southwest winds 5 to 10 knots becoming south 10 to 15 knots early in the afternoon. A chance of showers in the morning...then a chance of showers and thunderstorms in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...South winds 10 to 15 knots becoming southwest 5 to 10 knots in the late evening and overnight. A chance of showers and thunderstorms in the evening. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 10 knots increasing to northwest 10 to 15 knots late in the evening. Waves 1 to 3 feet. .THURSDAY...North winds 5 to 10 knots veering to the east in the late evening and early morning. Waves 1 to 3 feet. .FRIDAY...Southeast winds 5 to 10 knots becoming south 10 to 15 knots in the late evening and early morning. Waves 2 feet or less. $$ LHZ462>464-111600- 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- 353 AM EDT Mon Aug 11 2025 .TODAY...South winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. A chance of showers in the afternoon. Waves 1 to 3 feet. .TONIGHT...South winds 10 to 15 knots decreasing to 5 to 10 knots early in the morning. Waves 1 to 3 feet. .TUESDAY...South winds 5 to 10 knots. A chance of showers in the morning...then a chance of showers and thunderstorms in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 5 to 10 knots. A chance of showers and thunderstorms in the evening. Waves 1 to 3 feet. .WEDNESDAY...West winds 5 to 10 knots veering to the north late in the afternoon. Waves 2 feet or less. .THURSDAY...North winds 5 to 10 knots veering to the northeast in the late evening and early morning. Waves 1 to 3 feet. .FRIDAY...Southeast winds 5 to 10 knots. Waves 2 feet or less. $$ LHZ461-111600- MAFOR 1109/ HURON NORTH 12400 11410 13400 12500. A chance of showers and thunderstorms this afternoon and tonight. Waves 1 to 3 feet. HURON SOUTH 11410 11400 11410 12406 12400 11500. A chance of thunderstorms this afternoon and tonight. Waves 1 to 3 feet. $$ MR 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)