699 FZUS63 KDTX 090752 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 352 AM EDT Thu Jul 9 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...A low pressure system, 29.70 inches, and trailing cold front will trek through the Great Lakes region today, bringing the potential for rain showers and isolated thunderstorms. A high pressure system, 30.20 inches, is then expected to develop over the region and persist throughout the weekend. LHZ361-091600- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 352 AM EDT Thu Jul 9 2026 .TODAY...Light and variable winds. Scattered to numerous showers in the morning. Waves 2 feet or less. .TONIGHT...Light and variable winds becoming northwest 5 to 10 knots in the late evening and overnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots early in the morning becoming light and variable. Waves 2 feet or less. .FRIDAY NIGHT...Light and variable winds. Waves 2 feet or less. .SATURDAY...Light and variable winds becoming southeast 5 to 10 knots. Waves 2 feet or less. .SUNDAY...South winds 5 to 10 knots. Waves 2 feet or less. .MONDAY...Southwest winds 5 to 10 knots becoming west 10 to 15 knots. Waves 1 to 3 feet building to 3 to 5 feet by midnight. $$ LHZ362-363-091600- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 352 AM EDT Thu Jul 9 2026 .TODAY...Light and variable winds. Showers in the morning...then a chance of showers in the afternoon. Waves 2 feet or less. .TONIGHT...Light and variable winds becoming north 5 to 10 knots early in the morning. Waves 2 feet or less. .FRIDAY...Light and variable winds. Waves 2 feet or less. .FRIDAY NIGHT...Light and variable winds. Waves 2 feet or less. .SATURDAY...Light and variable winds. Waves 2 feet or less. .SUNDAY...Light and variable winds becoming southeast 5 to 10 knots. Waves 2 feet or less. .MONDAY...Southwest winds 5 to 10 knots becoming south 10 to 15 knots . Waves 1 to 3 feet. $$ LHZ462>464-091600- 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- 352 AM EDT Thu Jul 9 2026 .TODAY...Light and variable winds becoming north 5 to 10 knots late in the afternoon. A chance of showers in the morning...then showers likely and a chance of thunderstorms in the afternoon. Waves 2 feet or less. .TONIGHT...Light and variable winds becoming north 5 to 10 knots after midnight. A chance of showers and thunderstorms in the evening. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Waves 2 feet or less. .FRIDAY NIGHT...North winds 5 to 10 knots. Waves 1 to 3 feet. .SATURDAY...Northeast winds 5 to 10 knots. Waves 2 feet or less. .SUNDAY...Light and variable winds becoming east 5 to 10 knots . Waves 2 feet or less. .MONDAY...South winds 5 to 10 knots becoming southwest 10 to 15 knots by midnight. Waves 2 feet or less. $$ LHZ461-091600- MAFOR 0909/ HURON NORTH 12806 11706 11700 11600 13700. Waves 2 feet or less. HURON SOUTH 12606 11506 11606 11200 13800. A chance of thunderstorms this afternoon. Waves 2 feet or less. $$ BT 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)  715 FZUS63 KDTX 090752 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 352 AM EDT Thu Jul 9 2026 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...A low pressure system, 29.70 inches, and trailing cold front will trek through the Great Lakes region today, bringing the potential for showers and isolated thunderstorms. A high pressure system, 30.20 inches, is then expected to develop over the region and persist throughout the weekend. LCZ460-091600- Lake St Clair- 352 AM EDT Thu Jul 9 2026 .TODAY...Light and variable winds becoming southwest 5 to 10 knots in the late morning and afternoon. Mostly sunny until mid afternoon becoming mostly cloudy. A chance of showers and thunderstorms early in the afternoon. Showers likely and a chance of thunderstorms late in the afternoon. Waves 2 feet or less. .TONIGHT...West winds 5 to 10 knots backing to the southeast late in the evening...then veering to the southwest after midnight veering to the north early in the morning. Mostly cloudy becoming partly cloudy by midnight becoming mostly cloudy. Showers likely and a chance of thunderstorms in the evening...then a chance of showers after midnight. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Partly sunny. A chance of light showers in the late morning and early afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Northeast winds 10 to 15 knots becoming north 5 to 10 knots after midnight. Mostly clear. Waves 2 feet or less. .SATURDAY...Northeast winds 5 to 10 knots increasing to 10 to 15 knots in the evening. Mostly clear. Waves 2 feet or less. .SUNDAY...East winds 5 to 10 knots. Clear. Waves 2 feet or less. .MONDAY...South winds 5 to 10 knots. Clear. Waves 2 feet or less. $$ BT Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes