


Great Lakes Forecast
Issued by NWS
Issued by NWS
499 FZUS63 KDTX 010113 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 913 PM EDT Mon Jun 30 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...A cold front tracks through the region through Tuesday morning. Westerly winds up to 15 to 20 knots to follow for Tuesday afternoon as high pressure builds across the Midwest. The next weak cold front passes through late Wednesday into Thursday, then high pressure builds in Thursday night. LHZ361-010915- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 913 PM EDT Mon Jun 30 2025 .REST OF TONIGHT...Light and variable winds becoming west 5 to 10 knots after midnight. Waves 2 feet or less. .TUESDAY...West winds 5 to 10 knots increasing to 10 to 15 knots in the afternoon. Waves 2 feet or less. .TUESDAY NIGHT...West winds 10 to 15 knots decreasing to 5 to 10 knots in the late evening and overnight. Waves 1 to 3 feet. .WEDNESDAY...West winds 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY NIGHT...West winds 5 to 10 knots. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots becoming light and variable. Waves 2 feet or less. .FRIDAY...Light and variable winds becoming southeast 5 to 10 knots. A chance of. Waves 2 feet or less. .SATURDAY...South winds 10 to 15 knots becoming southwest 5 to 10 knots in the late evening and early morning. A chance of showers early in the morning...then showers likely. Waves 1 to 3 feet building to 2 to 4 feet. $$ LHZ362-363-010915- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 913 PM EDT Mon Jun 30 2025 .REST OF TONIGHT...North winds 5 to 10 knots backing to the west early in the morning. A chance of showers this evening. Waves 2 feet or less. .TUESDAY...West winds 5 to 10 knots. Waves 1 to 3 feet. .TUESDAY NIGHT...North winds 5 to 10 knots backing to the west in the late evening and overnight. Waves 1 to 3 feet. .WEDNESDAY...Southwest winds 5 to 10 knots backing to the south early in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots veering to the west in the late evening and overnight. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots becoming light and variable. Waves 2 feet or less. .FRIDAY...Light and variable winds becoming southeast 5 to 10 knots in the late morning and early afternoon...then increasing to 10 to 15 knots until early morning. Waves 2 feet or less. .SATURDAY...South winds 10 to 15 knots increasing to 15 to 20 knots until early evening...then decreasing to 10 to 15 knots in the late evening and early morning. A chance of showers. Waves 3 to 5 feet. $$ LHZ462>464-010915- 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- 913 PM EDT Mon Jun 30 2025 .REST OF TONIGHT...Southwest winds 5 to 10 knots veering to the west early in the morning. A chance of showers and thunderstorms this evening. Waves 2 feet or less. .TUESDAY...West winds 5 to 10 knots. Waves 2 feet or less. .TUESDAY NIGHT...North winds 5 to 10 knots backing to the west after midnight. Waves 2 feet or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots veering to the west after midnight. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots veering to the northeast late in the afternoon...then becoming light and variable late in the evening. Waves 2 feet or less. .FRIDAY...Light and variable winds becoming southeast 5 to 10 knots until early evening...then becoming south 10 to 15 knots in the late evening and early morning. Waves 2 feet or less. .SATURDAY...South winds 10 to 15 knots. A chance of showers and thunderstorms until early morning. Waves 1 to 3 feet building to 2 to 4 feet until early morning. $$ LHZ461-010915- MAFOR 0103/ HURON NORTH 14600 14610. Waves 1 to 3 feet. HURON SOUTH 11600 12700 12600 11700 11800 11500. A chance of showers overnight. Waves 2 feet or less. $$ 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)