Great Lakes Forecast
Issued by NWS
Issued by NWS
269 FZUS63 KDTX 010138 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 938 PM EDT Mon Aug 31 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...Low pressure now over southern Manitoba slowly tracks across northern Ontario through the midweek. Its cold front is likely to stall across the area on Wednesday. LHZ361-010945- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 938 PM EDT Mon Aug 31 2026 .REST OF TONIGHT...Light and variable winds. Waves 2 feet or less. .TUESDAY...Light and variable winds. Waves 2 feet or less. .TUESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY...South winds 5 to 10 knots veering to the west in the late morning and afternoon. A chance of showers. Waves 2 feet or less. .WEDNESDAY NIGHT...West winds 5 to 10 knots early in the evening becoming light and variable...then becoming west 5 to 10 knots after midnight. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots in the morning becoming light and variable. Waves 2 feet or less. .FRIDAY...Light and variable winds. Waves 2 feet or less. .SATURDAY...Northeast winds 5 to 10 knots until afternoon becoming light and variable. Waves 2 feet or less. $$ LHZ362-363-010945- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 938 PM EDT Mon Aug 31 2026 .REST OF TONIGHT...Southeast winds 5 to 10 knots by midnight becoming light and variable. Waves 1 to 3 feet. .TUESDAY...Light and variable winds. Waves 2 feet or less. .TUESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY...South winds 5 to 10 knots until late afternoon becoming light and variable. A chance of showers in the morning... then showers likely and a chance of thunderstorms in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...Light and variable winds. Showers likely and a chance of thunderstorms in the evening. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots becoming light and variable. Waves 2 feet or less. .FRIDAY...Light and variable winds. Waves 2 feet or less. .SATURDAY...Northeast winds 5 to 10 knots. Waves 2 feet or less. $$ LHZ462>464-010945- 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- 938 PM EDT Mon Aug 31 2026 .REST OF TONIGHT...South winds 10 to 15 knots becoming southwest 5 to 10 knots after midnight. Waves 1 to 3 feet. .TUESDAY...Southwest winds 5 to 10 knots early in the morning becoming light and variable...then becoming northeast 5 to 10 knots late in the afternoon. A chance of showers in the morning. Waves 2 feet or less. .TUESDAY NIGHT...Northeast winds 5 to 10 knots veering to the south in the late evening and overnight. A chance of showers after midnight. Waves 2 feet or less. .WEDNESDAY...South winds 5 to 10 knots. A chance of waterspouts in the morning. Showers likely and a chance of thunderstorms in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...North winds 5 to 10 knots backing to the northwest after midnight. Showers likely and a chance of thunderstorms in the evening...then showers likely after midnight. Waves 2 feet or less. .THURSDAY...North winds 5 to 10 knots becoming light and variable. A chance of showers. Waves 2 feet or less. .FRIDAY...North winds 5 to 10 knots. Waves 2 feet or less. .SATURDAY...Northeast winds 5 to 10 knots increasing to 10 to 15 knots . Waves 1 to 3 feet. $$ LHZ461-010945- MAFOR 0103/ HURON NORTH 11300 11600 12700 11600 11500 12300. A chance of showers Tuesday evening. Waves 2 feet or less. HURON SOUTH 12500 11600 11700 11800 11100 12300. Waves 2 feet or less. $$ SC 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)