Great Lakes Forecast
Issued by NWS
Issued by NWS
588 FZUS63 KDTX 200133 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 933 PM EDT Thu Sep 19 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, 29.90 inches, holds through the end of the weekend. A cold front will bring scattered to numerous showers and possibly some thunderstorms to a greater portion of the Great Lakes starting tomorrow afternoon and evening. Some slightly elevated wind gusts are possible with the front across northern Lake Huron with the front, but otherwise, light winds continue through the weekend with high pressure in control. LHZ361-200945- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 933 PM EDT Thu Sep 19 2024 .REST OF TONIGHT...Southeast winds 10 to 15 knots decreasing to 5 to 10 knots after midnight. Waves 1 to 3 feet. .FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. A chance of showers in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...Southeast winds 10 to 15 knots decreasing to 5 to 10 knots in the late evening and overnight. Showers likely and a chance of thunderstorms. Waves 1 to 3 feet. .SATURDAY...Light and variable winds. Waves 2 feet or less. .SATURDAY NIGHT...Light and variable winds. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 10 knots. Showers likely late in the afternoon. Waves 2 feet or less. .MONDAY...North winds 10 to 15 knots veering to the northeast until early morning. Showers likely early in the morning...then a chance of showers and thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet in the late evening and early morning. .TUESDAY...East winds 10 to 15 knots becoming northeast 5 to 10 knots early in the evening...then backing to the northwest in the late evening and early morning. A chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and early morning. $$ LHZ362-363-200945- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 933 PM EDT Thu Sep 19 2024 .REST OF TONIGHT...Southeast winds 5 to 10 knots. Waves 2 feet or less. .FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. A chance of showers in the afternoon. Waves 1 to 3 feet. .FRIDAY NIGHT...Southeast winds 10 to 15 knots decreasing to 5 to 10 knots after midnight. A chance of showers and thunderstorms. Waves 1 to 3 feet. .SATURDAY...Southeast winds 5 to 10 knots until late afternoon becoming light and variable. Waves 2 feet or less. .SATURDAY NIGHT...Light and variable winds. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 10 knots becoming north 10 to 15 knots late in the evening. A chance of showers late in the afternoon. Waves 2 feet or less. .MONDAY...South winds 10 to 15 knots backing to the north in the late morning and early afternoon...then veering to the northeast until early morning. A chance of showers...then a chance of showers and thunderstorms in the late evening and early morning. Waves 1 to 3 feet building to 2 to 4 feet. .TUESDAY...East winds 10 to 15 knots. A chance of showers. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and early morning. $$ LHZ462>464-200945- 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- 933 PM EDT Thu Sep 19 2024 .REST OF TONIGHT...East winds 5 to 10 knots veering to the southeast early in the morning. Waves 2 feet or less. .FRIDAY...Southeast winds 5 to 10 knots. A chance of showers in the afternoon. Waves 2 feet or less. .FRIDAY NIGHT...Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and early morning...then decreasing to 5 to 10 knots after midnight. A chance of showers and thunderstorms. Waves 2 feet or less. .SATURDAY...South winds 5 to 10 knots backing to the northeast in the late morning and early afternoon...then becoming light and variable early in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Light and variable winds. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 10 knots increasing to 10 to 15 knots late in the evening. A chance of showers late in the afternoon. Waves 2 feet or less. .MONDAY...Southeast winds 10 to 15 knots backing to the east in the late evening and early morning. A chance of showers. A chance of thunderstorms in the late evening and early morning. Waves 1 to 3 feet building to 2 to 4 feet until early evening...then subsiding to 1 to 3 feet in the late evening and early morning. .TUESDAY...Southeast winds 10 to 15 knots veering to the south early in the evening...then becoming southwest 5 to 10 knots in the late evening and early morning. A chance of thunderstorms early in the morning. A chance of showers. Waves 1 to 3 feet. $$ LHZ461-200945- MAFOR 2003/ HURON NORTH 12300 12400 11410 12310 11306. Waves 2 feet or less. HURON SOUTH 12300 13400 13300. A chance of showers Friday afternoon and Friday evening. Waves 2 feet or less. $$ 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)