Great Lakes Forecast
Issued by NWS
Issued by NWS
515 FZUS63 KDTX 200730 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 330 AM EDT Sat Jul 20 2024 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 centered west to east across Lake Erie and averaging 30.10 inches will be able to hold a weak cold front in northern Ontario for today. This front finally does make some southward progress into northern Lake Huron late tonight into Sunday morning and then settles into southern portions of the Lake later Sunday with a few showers possible. The weakness of the front brings minimal wind and wave impacts throughout the period before it dissipates in favor of weak high pressure by Monday. LHZ361-362-201530- 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- 330 AM EDT Sat Jul 20 2024 .TODAY...Southwest winds 10 to 15 knots decreasing to 5 to 10 knots in the late morning and early afternoon...then backing to the south late in the afternoon. Waves 1 to 3 feet. .TONIGHT...South winds 5 to 10 knots veering to the southwest late in the evening...then veering to the north after midnight. Waves 2 feet or less. .SUNDAY...Northeast winds 5 to 10 knots until late afternoon becoming light and variable. Waves 2 feet or less. .SUNDAY NIGHT...Light and variable winds. Waves 2 feet or less. .MONDAY...Light and variable winds. Waves 2 feet or less. .TUESDAY...Light and variable winds becoming east 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY...East winds 5 to 10 knots backing to the north in the late evening and early morning. A chance of showers and thunderstorms...then a chance of showers in the late evening and early morning. Waves 2 feet or less. $$ LHZ363-462>464-201530- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- Lake Huron from Port Austin to Harbor Beach beyond 5NM Off Shore- Lake Huron from Harbor Beach to Port Sanilac beyond 5NM Off Shore- Lake Huron from Port Sanilac to Port Huron beyond 5NM Off Shore- 330 AM EDT Sat Jul 20 2024 .TODAY...Southwest winds 5 to 10 knots backing to the south late in the afternoon. Waves 1 to 3 feet. .TONIGHT...South winds 5 to 10 knots veering to the southwest after midnight...then veering to the southwest 5 to 10 knots early in the morning. Waves 2 feet or less. .SUNDAY...North winds 5 to 10 knots. Waves 2 feet or less. .SUNDAY NIGHT...Northeast winds 5 to 10 knots until early morning becoming light and variable. Waves 2 feet or less. .MONDAY...Light and variable winds becoming north 5 to 10 knots late in the afternoon...then becoming light and variable late in the evening. Waves 2 feet or less. .TUESDAY...Light and variable winds becoming east 5 to 10 knots. Waves 2 feet or less. .WEDNESDAY...South winds 5 to 10 knots backing to the northeast in the late evening and early morning. A chance of showers and thunderstorms. Waves 2 feet or less. $$ LHZ461-201530- MAFOR 2009/ HURON NORTH 12600 13500 11700 11800 11100. Waves 2 feet or less. HURON SOUTH 12600 12500 11400 11500 11600 11800. Waves 2 feet or less. $$ MV 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)