Great Lakes Forecast
Issued by NWS
Issued by NWS
243 FZUS63 KDTX 201941 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 341 PM EDT Fri Sep 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...A cold front and upper-level disturbance will continue to produce scattered to numerous showers with a chance for an isolated thunderstorm across portions of the Great Lakes through the evening. High pressure, 29.90 inches, then briefly fills in tomorrow, before low pressure, 29.70 inches, brings the next likely chance rain and some thunderstorms Sunday into Monday. LHZ361-210345- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 341 PM EDT Fri Sep 20 2024 .TONIGHT...Southeast winds 5 to 10 knots in the evening becoming light and variable. A chance of showers and 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. A chance of showers in the afternoon. Waves 2 feet or less. .SUNDAY NIGHT...West winds 5 to 10 knots becoming northwest 10 to 15 knots in the late evening and overnight. Showers likely. Waves 1 to 3 feet. .MONDAY...North winds 10 to 15 knots decreasing to 5 to 10 knots. A chance of showers in the morning. A chance of showers late in the evening. Waves 1 to 3 feet. .TUESDAY...Northeast winds 5 to 10 knots. A chance of showers. Waves 1 to 3 feet. .WEDNESDAY...Northwest winds 5 to 10 knots. A chance of showers in the late evening and early morning. Waves 2 feet or less. $$ LHZ362-363-210345- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 341 PM EDT Fri Sep 20 2024 .TONIGHT...Southeast winds 10 to 15 knots decreasing to 5 to 10 knots in the late evening and overnight. A chance of showers and thunderstorms. Waves 1 to 3 feet. .SATURDAY...South winds 5 to 10 knots early in the morning becoming light and variable. Waves 2 feet or less. .SATURDAY NIGHT...Light and variable winds. Waves 2 feet or less. .SUNDAY...Southeast winds 5 to 10 knots becoming south 10 to 15 knots in the late morning and afternoon. A chance of showers in the afternoon. Waves 2 feet or less. .SUNDAY NIGHT...South winds 10 to 15 knots veering to the northwest after midnight. Showers. Waves 1 to 3 feet. .MONDAY...North winds 10 to 15 knots. A chance of showers. Waves 2 to 4 feet. .TUESDAY...Northeast winds 10 to 15 knots decreasing to 5 to 10 knots early in the evening...then backing to the northeast 5 to 10 knots in the late evening and early morning. A chance of showers. Waves 1 to 3 feet. .WEDNESDAY...North winds 5 to 10 knots becoming northwest 10 to 15 knots in the late morning and early afternoon...then becoming north 5 to 10 knots until early morning. A chance of showers early in the morning. A chance of showers in the late evening and early morning. Waves 2 feet or less. $$ LHZ462>464-210345- 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- 341 PM EDT Fri Sep 20 2024 .TONIGHT...East winds 5 to 10 knots veering to the southeast after midnight. A chance of showers and thunderstorms. Waves 2 feet or less. .SATURDAY...East winds 5 to 10 knots veering to the southwest late in the morning...then becoming light and variable in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...North winds 5 to 10 knots early in the evening becoming light and variable. Waves 2 feet or less. .SUNDAY...South winds 5 to 10 knots. Waves 2 feet or less. .SUNDAY NIGHT...South winds 5 to 10 knots becoming southeast 10 to 15 knots in the late evening and overnight. Showers likely. Waves 1 to 3 feet. .MONDAY...Northwest winds 10 to 15 knots becoming 5 to 10 knots late in the evening. A chance of showers. Waves 2 to 4 feet. .TUESDAY...Northeast winds 10 to 15 knots decreasing to 5 to 10 knots until early morning. A chance of showers. Waves 1 to 3 feet. .WEDNESDAY...West winds 5 to 10 knots becoming northwest 10 to 15 knots in the late morning and early afternoon...then becoming north 5 to 10 knots until early morning. A chance of showers. Waves 2 feet or less. $$ LHZ461-210345- MAFOR 2021/ HURON NORTH 11310 11300 11306 11300 12400 12600. A chance of thunderstorms tonight. Waves 1 to 3 feet. HURON SOUTH 13300 12400 11500 11600 11700. A chance of showers then a chance of showers and thunderstorms early this evening. A chance of showers Saturday morning. Waves 2 feet or less. $$ 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)