FZUS63 KDTX 230722 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 322 AM EDT Sun Aug 23 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...Post-frontal northwest flow brings breezy conditions through Monday. Chances for some rain showers and an isolated thunderstorm will return this afternoon and evening, favored across Lake Huron, High pressure, 30.10 inches, willl move over the Great Lakes late tomorrow into Tuesday. LHZ361-231530- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 322 AM EDT Sun Aug 23 2026 .TODAY...Northwest winds 20 to 25 knots with gusts to around 30 knots. Waves 5 to 7 feet. Waves occasionally around 10 feet. .TONIGHT...Northwest winds 20 to 25 knots with gusts to around 30 knots. A chance of showers. Waves 6 to 9 feet. Waves occasionally around 12 feet. .MONDAY...Northwest winds 20 to 25 knots decreasing to 15 to 20 knots in the late morning and afternoon. Gusts to 30 knots. A chance of showers in the morning. Waves 5 to 7 feet. Waves occasionally around 10 feet. .MONDAY NIGHT...Northwest winds 15 to 20 knots decreasing to 5 to 10 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight. .TUESDAY...Northwest winds 5 to 10 knots becoming light and variable...then becoming south 5 to 10 knots late in the evening. Waves 2 feet or less. .WEDNESDAY...South winds 5 to 10 knots becoming southeast 10 to 15 knots until early evening...then becoming south 5 to 10 knots by midnight. A chance of showers early in the morning. A chance of thunderstorms. Rain showers . Waves 1 to 3 feet. .THURSDAY...Southwest winds 10 to 15 knots veering to the northwest . A chance of showers. Waves 1 to 3 feet. $$ LHZ362-363-231530- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 322 AM EDT Sun Aug 23 2026 .TODAY...Northwest winds 20 to 25 knots increasing to 30 knots in the late morning and afternoon. A chance of waterspouts in the morning. Waves 8 to 12 feet. Waves occasionally around 15 feet. .TONIGHT...Northwest winds to 30 knots. A chance of waterspouts in the evening. A chance of showers in the evening...then showers likely after midnight. Waves 8 to 12 feet. Waves occasionally around 15 feet. .MONDAY...Northwest winds to 30 knots decreasing to 20 to 25 knots in the late morning and afternoon. Waves 8 to 12 feet. Waves occasionally around 15 feet. .MONDAY NIGHT...Northwest winds 15 to 20 knots with gusts to around 30 knots decreasing to 10 to 15 knots after midnight. Waves 4 to 6 feet. .TUESDAY...Northwest winds 5 to 10 knots becoming light and variable...then becoming southeast 5 to 10 knots late in the evening. Waves 2 to 4 feet subsiding to 2 feet or less. Waves occasionally around 8 feet. .WEDNESDAY...South winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon...then increasing to 15 to 20 knots early in the evening decreasing to 10 to 15 knots by midnight. A chance of showers in the late morning and early afternoon. Rain showers likely. A chance of thunderstorms by midnight. Waves 1 to 3 feet building to 2 to 4 feet . .THURSDAY...Southwest winds 10 to 15 knots decreasing to 5 to 10 knots early in the evening...then becoming west 10 to 15 knots by midnight. A chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet. $$ LHZ462>464-231530- 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 PortHuron beyond 5NM Off Shore- 322 AM EDT Sun Aug 23 2026 .TODAY...Northwest winds 20 to 25 knots with gusts to around 30 knots. A chance of showers in the morning...then a chance of showers and thunderstorms in the afternoon. Waves 8 to 12 feet. Waves occasionally around 15 feet. .TONIGHT...Northwest winds 15 to 20 knots increasing to 20 to 25 knots late in the evening...then decreasing to 15 to 20 knots after midnight increasing to 20 to 25 knots early in the morning. Gusts to 30 knots. A chance of showers and thunderstorms in the evening...then a chance of showers after midnight. Waves 8 to 12 feet. Waves occasionally around 15 feet. .MONDAY...West winds 20 to 25 knots becoming northwest 15 to 20 knots early in the afternoon. Gusts to 30 knots. A chance of showers in the morning. Waves 6 to 9 feet. Waves occasionally around 12 feet. .MONDAY NIGHT...Northwest winds 10 to 15 knots. Waves 4 to 6 feet. Waves occasionally around 8 feet. .TUESDAY...Northwest winds 10 to 15 knots decreasing to 5 to 10 knots late in the morning...then becoming light and variable late in the afternoon becoming southeast 5 to 10 knots late in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .WEDNESDAY...South winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon...then increasing to 15 to 20 knots early in the evening decreasing to 10 to 15 knots by midnight. Showers likely and a chance of thunderstorms . Waves 1 to 3 feet building to 2 to 4 feet by midnight. .THURSDAY...South winds 10 to 15 knots becoming southwest 5 to 10 knots early in the evening...then veering to the northwest by midnight. Showers likely early in the morning...then a chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet. $$ LHZ461-231530- MAFOR 2309/ HURON NORTH 14730 11730 11736 12746. A chance of waterspouts today and this evening. Waves 5 to 7 feet. Occasional wave height around 10 feet. HURON SOUTH 14730 11730 13736. A chance of thunderstorms today and this evening. Waves 6 to 9 feet. Occasional wave height around 12 feet. $$ CB 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)