


Great Lakes Forecast
Issued by NWS
Issued by NWS
576 FZUS63 KDTX 130152 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 952 PM EDT Sat Jul 12 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, 30.00 inches, will fill in over the Great Lakes and will hold through Tuesday. The next chance for more active weather will return by the midweek period as a pre- frontal trough and cold front move over the region. LHZ361-131000- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 952 PM EDT Sat Jul 12 2025 .REST OF TONIGHT...Southwest winds 5 to 10 knots. Waves 1 to 3 feet. .SUNDAY...West winds 5 to 10 knots. Waves 2 feet or less. .SUNDAY NIGHT...Southeast winds 5 to 10 knots veering to the southwest in the late evening and overnight. Waves 2 feet or less. .MONDAY...Southwest winds 5 to 10 knots. Waves 2 feet or less. .MONDAY NIGHT...West winds 5 to 10 knots becoming light and variable. Waves 2 feet or less. .TUESDAY...Light and variable winds becoming south 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY...Southwest winds 5 to 10 knots veering to the northeast until early morning. A chance of showers. A chance of thunderstorms until early evening. Waves 2 feet or less. .THURSDAY...Northeast winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon...then becoming north 5 to 10 knots until early morning. A chance of showers until afternoon. Waves 2 feet or less. $$ LHZ362-363-131000- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 952 PM EDT Sat Jul 12 2025 .REST OF TONIGHT...Southwest winds 5 to 10 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .SUNDAY...West winds 5 to 10 knots backing to the southeast late in the afternoon. Waves 2 feet or less. .SUNDAY NIGHT...Southeast winds 5 to 10 knots early in the evening becoming light and variable...then becoming south 5 to 10 knots after midnight. Waves 2 feet or less. .MONDAY...Southwest winds 5 to 10 knots becoming south 10 to 15 knots in the late morning and afternoon. Waves 1 to 3 feet. .MONDAY NIGHT...Southeast winds 5 to 10 knots early in the evening becoming light and variable. Waves 1 to 3 feet. .TUESDAY...Light and variable winds becoming south 5 to 10 knots late in the morning...then backing to the southeast late in the afternoon becoming south 10 to 15 knots late in the evening. Waves 2 feet or less. .WEDNESDAY...South winds 5 to 10 knots becoming east 10 to 15 knots until early evening...then backing to the north in the late evening and early morning. A chance of showers. Waves 1 to 3 feet. .THURSDAY...North winds 10 to 15 knots. A chance of showers. Waves 2 to 4 feet. $$ LHZ462>464-131000- 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- 952 PM EDT Sat Jul 12 2025 .REST OF TONIGHT...Southwest winds 5 to 10 knots. A chance of showers this evening. Waves 1 to 3 feet. .SUNDAY...Southwest winds 5 to 10 knots. Waves 2 feet or less. .SUNDAY NIGHT...North winds 5 to 10 knots veering to the south in the late evening and early morning...then veering to the southwest after midnight. Waves 2 feet or less. .MONDAY...Southwest winds 5 to 10 knots backing to the south early in the afternoon. Waves 2 feet or less. .MONDAY NIGHT...South winds 5 to 10 knots veering to the southwest after midnight. Waves 2 feet or less. .TUESDAY...Light and variable winds becoming south 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY...South winds 5 to 10 knots backing to the north early in the evening...then increasing to 10 to 15 knots in the late evening and early morning. A chance of showers. Waves 1 to 3 feet. .THURSDAY...North winds 10 to 15 knots backing to the west early in the evening...then veering to the west 10 to 15 knots in the late evening and early morning. A chance of showers. A chance of thunderstorms in the late morning and early afternoon. Waves 1 to 3 feet. $$ LHZ461-131000- MAFOR 1303/ HURON NORTH 12500 13600 11500 12400. Waves 1 to 3 feet overnight and Sunday. Waves 2 feet or less Sunday evening. HURON SOUTH 12500 13600 11500 12400. Waves 1 to 3 feet. $$ AA 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)