FZUS63 KDTX 211347 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 947 AM EDT Sat Mar 21 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...High pressure, 30.10 inches, briefly fills in over the Great Lakes this morning. A clipper tracks across the region tonight, dragging a strong cold front through on Sunday. Breezy north to northeast winds will develop behind this front. Stronger high pressure follows on Monday with another cold front expected Tuesday. LHZ361-362-212200- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- 947 AM EDT Sat Mar 21 2026 .REST OF TODAY...East winds 5 to 10 knots becoming southeast 10 to 15 knots in the afternoon. A chance of snow in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet late in the afternoon. .TONIGHT...Southeast winds 10 to 15 knots backing to the northeast early in the morning. A chance of snow showers in the evening...then a chance of showers after midnight. Waves 2 to 4 feet. .SUNDAY...North winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Waves 3 to 5 feet. .SUNDAY NIGHT...North winds 15 to 20 knots. Waves 4 to 6 feet. Waves occasionally around 8 feet. .MONDAY...North winds 10 to 15 knots decreasing to 5 to 10 knots late in the morning...then backing to the west late in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the afternoon. .TUESDAY...Southwest winds 15 to 20 knots becoming west 20 to 25 knots by midnight. A chance of snow early in the morning. Waves 5 to 7 feet. Waves occasionally around 10 feet. .WEDNESDAY...North winds 20 to 25 knots becoming northeast 15 to 20 knots in the late morning and early afternoon...then becoming east 10 to 15 knots early in the evening becoming southeast 15 to 20 knots by midnight. A chance of rain and snow by midnight. Waves 6 to 9 feet. Waves occasionally around 12 feet. Wave heights are for ice free areas. $$ LHZ363-462>464-212200- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 947 AM EDT Sat Mar 21 2026 .REST OF TODAY...East winds 5 to 10 knots veering to the southeast in the afternoon. Waves 2 feet or less. .TONIGHT...Southeast winds 10 to 15 knots. A chance of showers after midnight. Waves 1 to 3 feet. .SUNDAY...Southwest winds 10 to 15 knots becoming 15 to 20 knots early in the afternoon. A chance of rain and snow showers in the morning...then a chance of showers in the afternoon. Waves 2 to 4 feet building to 4 to 6 feet in the late morning and afternoon. Waves occasionally around 8 feet. .SUNDAY NIGHT...North winds 15 to 20 knots. Waves 5 to 7 feet. Waves occasionally around 10 feet. .MONDAY...North winds 10 to 15 knots decreasing to 5 to 10 knots late in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the evening. .TUESDAY...South winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and early afternoon...then decreasing to 10 to 15 knots early in the evening becoming west 15 to 20 knots by midnight. Waves 3 to 5 feet building to 5 to 7 feet by midnight. Waves occasionally around 10 feet. .WEDNESDAY...North winds 20 to 25 knots decreasing to 15 to 20 knots in the late morning and early afternoon...then becoming northeast 10 to 15 knots early in the evening veering to the east by midnight.Waves 6 to 9 feet subsiding to 3 to 5 feet by midnight. Waves occasionally around 12 feet. $$ LHZ461-212200- MAFOR 2115/ HURON NORTH 11310 11317 13310 11200 11110 11810. A chance of rain and snow showers this evening then a chance of rain showers overnight. Waves 1 to 3 feet this afternoon and tonight. Waves 2 to 4 feet Sunday morning. Wave heights are for ice free areas. HURON SOUTH 12400 12310 12410 11700 11710. A chance of rain showers overnight and Sunday morning. Waves 1 to 3 feet. $$ AM 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)