Great Lakes Forecast
Issued by NWS
Issued by NWS
718 FZUS63 KDTX 221938 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 338 PM EDT Sun Sep 22 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 weak low pressure system, 29.80 inches, moves through the northern Ohio River Valley into Lake Erie this evening. This will bring widespread rain and possibly a thunderstorm and will flip wind direction to the north. A second low pressure system, 29.70 inches, will move through the southern Great Lakes Tuesday into Wednesday morning, bringing another round of active weather. LHZ361-230345- Lake Huron from 5NM east of Mackinac Bridge to Presque Isle Lt beyond 5 NM off shore- 338 PM EDT Sun Sep 22 2024 .TONIGHT...Northwest winds 10 to 15 knots. Numerous showers in the evening...then scattered showers after midnight. Waves 1 to 3 feet. .MONDAY...North winds 10 to 15 knots decreasing to 5 to 10 knots in the afternoon. Waves 1 to 3 feet. .MONDAY NIGHT...Light and variable winds becoming east 5 to 10 knots in the late evening and overnight. Waves 1 to 3 feet. .TUESDAY...East winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon...then becoming northeast 5 to 10 knots early in the afternoon. A chance of showers. Waves 1 to 3 feet. .TUESDAY NIGHT...East winds 5 to 10 knots. Showers likely. Waves 1 to 3 feet. .WEDNESDAY...North winds 5 to 10 knots backing to the west late in the afternoon. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots. Waves 2 feet or less. .FRIDAY...Northeast winds 5 to 10 knots veering to the east until early morning. Waves 2 feet or less. $$ LHZ362-363-230345- Lake Huron from Presque Isle Light to Sturgeon Point MI beyond 5NM off shore- Lake Huron from Sturgeon Point to Alabaster MI beyond 5NM off shore- 338 PM EDT Sun Sep 22 2024 .TONIGHT...North winds 5 to 10 knots increasing to 15 to 20 knots. Showers. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .MONDAY...North winds 15 to 20 knots decreasing to 10 to 15 knots late in the afternoon. Waves 3 to 5 feet. .MONDAY NIGHT...Northeast winds 10 to 15 knots. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .TUESDAY...East winds 10 to 15 knots. A chance of showers. Waves 1 to 3 feet. .TUESDAY NIGHT...East winds 10 to 15 knots decreasing to 5 to 10 knots in the late evening and early morning...then backing to the east 5 to 10 knots after midnight. Showers likely in the evening...then a chance of showers after midnight. Waves 1 to 3 feet. .WEDNESDAY...North winds 5 to 10 knots backing to the northwest. Waves 1 to 3 feet. .THURSDAY...Northwest winds 5 to 10 knots. Waves 1 to 3 feet. .FRIDAY...Northeast winds 5 to 10 knots increasing to 10 to 15 knots until early morning. Waves 1 to 3 feet. $$ LHZ462>464-230345- 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- 338 PM EDT Sun Sep 22 2024 .TONIGHT...Northeast winds 5 to 10 knots. Showers. Waves 1 to 3 feet building to 2 to 4 feet early in the morning. .MONDAY...North winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Waves 3 to 5 feet. .MONDAY NIGHT...North winds 15 to 20 knots becoming northeast 5 to 10 knots. Scattered showers after midnight. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight. .TUESDAY...East winds 5 to 10 knots. A chance of showers. Waves 1 to 3 feet. .TUESDAY NIGHT...East winds 10 to 15 knots becoming south 5 to 10 knots after midnight. Showers likely in the evening...then a chance of showers after midnight. Waves 1 to 3 feet. .WEDNESDAY...Southwest winds 5 to 10 knots veering to the northwest. Waves 2 feet or less. .THURSDAY...Northwest winds 5 to 10 knots veering to the north until early morning. Waves 1 to 3 feet. .FRIDAY...Northeast winds 5 to 10 knots increasing to 10 to 15 knots. Waves 1 to 3 feet. $$ LHZ461-230345- MAFOR 2221/ HURON NORTH 11506 12716 11810 19816 12820 12810. Waves 1 to 3 feet. HURON SOUTH 11306 11206 11106 11810 19816 13820 11810. Waves 1 to 3 feet tonight. Waves 2 to 4 feet Monday. $$ 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)