Great Lakes Forecast
Issued by NWS
Issued by NWS
165 FZUS63 KDTX 180303 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 1003 PM EST Mon Nov 17 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...Low pressure, 29.90 inches, tracks across the Ohio Valley with precipitation expected to largely remain south of Port Huron. Winds flip to the north-northeast Tuesday night as high pressure, 30.20 inches, returns to the Great Lakes mid-week. LHZ361-362-181115- 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- 1003 PM EST Mon Nov 17 2025 .REST OF TONIGHT...Northwest winds 15 to 20 knots decreasing to 10 to 15 knots after midnight. Waves 4 to 6 feet. Waves occasionally around 8 feet. .TUESDAY...Northwest winds 5 to 10 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .TUESDAY NIGHT...Northwest winds 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY...Light and variable winds. Waves 2 feet or less. .WEDNESDAY NIGHT...Light and variable winds becoming southwest 5 to 10 knots in the late evening and overnight. Waves 2 feet or less. .THURSDAY...Southwest winds 5 to 10 knots increasing to 15 to 20 knots. A chance of rain. Waves 2 feet or less building to 2 to 4 feet. .FRIDAY...Northwest winds 15 to 20 knots decreasing to 10 to 15 knots in the late evening and early morning. A chance of rain early in the morning. Waves 4 to 6 feet. Waves occasionally around 8 feet. .SATURDAY...Northwest winds 10 to 15 knots backing to the southwest until early morning. Waves 2 to 4 feet subsiding to 1 to 3 feet. $$ LHZ363-462-181115- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- 1003 PM EST Mon Nov 17 2025 .REST OF TONIGHT...Northwest winds 15 to 20 knots decreasing to 10 to 15 knots after midnight. Waves 4 to 6 feet. Waves occasionally around 8 feet. .TUESDAY...Northwest winds 5 to 10 knots in the morning becoming light and variable. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .TUESDAY NIGHT...Light and variable winds becoming north 5 to 10 knots in the late evening and overnight. Waves 2 feet or less. .WEDNESDAY...Northwest winds 5 to 10 knots early in the morning becoming light and variable. Waves 2 feet or less. .WEDNESDAY NIGHT...Light and variable winds becoming south 5 to 10 knots after midnight. Waves 2 feet or less. .THURSDAY...Southwest winds 5 to 10 knots increasing to 15 to 20 knots. Rain likely late in the afternoon. Waves 1 to 3 feet building to 3 to 5 feet late in the afternoon. .FRIDAY...Northwest winds 15 to 20 knots decreasing to 10 to 15 knots in the late evening and early morning. A chance of rain early in the morning. Waves 4 to 6 feet. Waves occasionally around 8 feet. .SATURDAY...Northwest winds 10 to 15 knots becoming west 5 to 10 knots early in the evening...then becoming southwest 10 to 15 knots in the late evening and early morning. Waves 2 to 4 feet subsiding to 1 to 3 feet until early morning. $$ LHZ463-464-181115- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 1003 PM EST Mon Nov 17 2025 .REST OF TONIGHT...Northwest winds 10 to 15 knots. Waves 3 to 5 feet. .TUESDAY...Northwest winds 5 to 10 knots in the morning becoming light and variable. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .TUESDAY NIGHT...Light and variable winds becoming north 5 to 10 knots in the late evening and overnight. Waves 2 feet or less. .WEDNESDAY...North winds 5 to 10 knots until late afternoon becoming light and variable. Waves 2 feet or less. .WEDNESDAY NIGHT...Light and variable winds becoming south 5 to 10 knots after midnight. Waves 2 feet or less. .THURSDAY...South winds 5 to 10 knots increasing to 10 to 15 knots. Rain likely late in the afternoon. Waves 2 feet or less building to 2 to 4 feet late in the afternoon. .FRIDAY...West winds 15 to 20 knots becoming northwest 10 to 15 knots until early morning. Rain likely early in the morning... then a chance of rain. Waves 3 to 5 feet. .SATURDAY...Northwest winds 10 to 15 knots becoming west 5 to 10 knots early in the evening...then becoming southwest 10 to 15 knots in the late evening and early morning. A chance of rain early in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet until early morning. $$ LHZ461-181115- MAFOR 1804/ HURON NORTH 11710 12700 11800 14700. Waves 2 to 4 feet overnight. Waves 2 feet or less Tuesday and Tuesday evening. HURON SOUTH 12710 14700 12800. Waves 3 to 5 feet overnight. Waves 1 to 3 feet Tuesday and Tuesday evening. $$ 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)