FZUS63 KDTX 300147 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 947 PM EDT Wed Apr 29 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 diffuse low pressure system, 30.00, will very gradually move across the Great Lakes through the mid to late week period. This will bring periods of isolated rain showers and will generally maintain lighter northwest flow. LHZ361-301000- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 947 PM EDT Wed Apr 29 2026 .REST OF TONIGHT...Northwest winds 15 to 20 knots decreasing to 10 to 15 knots early in the morning. Waves 2 to 4 feet. .THURSDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .THURSDAY NIGHT...West winds 10 to 15 knots becoming northwest 15 to 20 knots by midnight...then decreasing to 10 to 15 knots after midnight. Waves 2 to 4 feet. .FRIDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .FRIDAY NIGHT...Northwest winds 15 to 20 knots decreasing to 10 to 15 knots after midnight. Waves 3 to 5 feet. .SATURDAY...West winds 10 to 15 knots. Waves 2 to 4 feet. .SUNDAY...Southwest winds 5 to 10 knots becoming south 10 to 15 knots early in the evening...then becoming southwest 5 to 10 knots by midnight. A chance of showers by midnight. Waves 1 to 3 feet building to 2 to 4 feet until early evening...then subsiding to 1 to 3 feet by midnight. .MONDAY...West winds 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. $$ LHZ362-363-301000- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 947 PM EDT Wed Apr 29 2026 .REST OF TONIGHT...Northwest winds 10 to 15 knots. Waves 3 to 5 feet. .THURSDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. .THURSDAY NIGHT...North winds 5 to 10 knots becoming northwest 10 to 15 knots in the late evening and overnight. Waves 2 to 4 feet. .FRIDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the afternoon. .FRIDAY NIGHT...Northwest winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and overnight. Waves 4 to 6 feet. Waves occasionally around 8 feet. .SATURDAY...Northwest winds 10 to 15 knots becoming northeast 5 to 10 knots late in the afternoon...then backing to the west late in the evening. Waves 3 to 5 feet. .SUNDAY...Southwest winds 5 to 10 knots becoming south 10 to 15 knots . A chance of showers by midnight. Waves 2 to 4 feet. .MONDAY...Southwest winds 10 to 15 knots decreasing to 5 to 10 knots early in the evening...then becoming west 10 to 15 knots by midnight. A chance of showers. Waves 1 to 3 feet. $$ LHZ462>464-301000- 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- 947 PM EDT Wed Apr 29 2026 .REST OF TONIGHT...Northwest winds 10 to 15 knots. Waves 2 to 4 feet. .THURSDAY...Northwest winds 10 to 15 knots decreasing to 5 to 10 knots in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. .THURSDAY NIGHT...Light and variable winds becoming northwest 5 to 10 knots after midnight. Waves 1 to 3 feet. .FRIDAY...Northwest winds 10 to 15 knots decreasing to 5 to 10 knots in the late morning and afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...North winds 5 to 10 knots backing to the northwest after midnight. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .SATURDAY...Northwest winds 10 to 15 knots decreasing to 5 to 10 knots late in the morning...then veering to the northwest 5 to 10 knots late in the afternoon backing to the southwest late in the evening. Waves 2 to 4 feet subsiding to 1 to 3 feet. .SUNDAY...West winds 5 to 10 knots becoming southwest 10 to 15 knots . A chance of. Waves 1 to 3 feet. .MONDAY...Southwest winds 10 to 15 knots becoming west 5 to 10 knots early in the evening...then increasing to 10 to 15 knots by midnight. A chance of showers. Waves 1 to 3 feet. $$ LHZ461-301000- MAFOR 3003/ HURON NORTH 16710. Waves 2 to 4 feet. HURON SOUTH 14710 14700. Waves 2 to 4 feet overnight and Thursday. Waves 2 feet or less Thursday evening. $$ 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)