####018012950#### FZUS63 KMQT 270811 GLFLS Open Lake Forecast for Lake Superior National Weather Service Marquette MI 411 AM EDT Sat Apr 27 2024 For waters beyond 5 nautical miles of shore on Lake Superior. 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 of 29.5 inches over southwest Minnesota will weaken to 29.6 inches as it tracks northeast, crossing western Lake Superior today and exiting northern Lake Superior by evening. During tonight and Sunday, 30.4 inch high pressure will build over northern Ontario as a 29.6 inch low pressure slowly lifts northeast across the Central Plains. This low will continue to track northeast, crossing western Lake Superior late in the day on Monday at 29.7 inches. As the low moves over northern Ontario Monday night, a weak 29.9 inch ridge will shift east across the Mississippi Valley. On Tuesday, the ridge will move toward the Appalachians as the next low pressure of 29.6 inches tracks from the Dakotas to northern Minnesota. This low will pass just north of Lake Superior on Wednesday. In its wake, a 29.9 inch ridge will shift east to the western Great Lakes by Wednesday evening. LSZ162-271615- Lake Superior west of a line from Saxon Harbor WI to Grand Portage MN beyond 5NM- 411 AM EDT Sat Apr 27 2024 /311 AM CDT Sat Apr 27 2024/ ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .EARLY THIS MORNING...Northeast winds 15 to 25 knots. Rain showers and isolated thunderstorms. Waves 3 to 6 feet occasionally to 8 feet. .TODAY...Northeast winds 15 to 25 knots diminishing to 5 to 15 knots in the afternoon, then becoming west 10 to 20 knots late. Rain showers and isolated thunderstorms through early afternoon, then isolated rain showers by mid afternoon. Waves subsiding to 1 to 3 feet. .TONIGHT...Northwest winds 10 to 20 knots veering north after midnight, then becoming northeast 15 to 25 knots late. A slight chance of rain showers through midnight. Waves subsiding to calm to 2 feet, then building to 3 to 5 feet occasionally to 7 feet. .SUNDAY...Northeast gales to 35 knots becoming east gales to 40 knots in the afternoon, then backing northeast late. A chance of rain showers. Waves building to 10 to 14 feet occasionally to 18 feet. .SUNDAY NIGHT...East gales to 40 knots. Rain showers. Waves 10 to 14 feet occasionally to 18 feet. .MONDAY...Northeast gales to 35 knots diminishing to 20 to 30 knots by mid afternoon. Rain showers likely. Waves subsiding to 4 to 7 feet occasionally to 9 feet. .MONDAY NIGHT...West winds 10 to 20 knots. Waves subsiding to 1 to 3 feet. .TUESDAY...Southwest winds 10 to 20 knots backing east. Rain showers likely. Waves subsiding to calm to 2 feet, then building to 1 to 3 feet. .WEDNESDAY...West winds 15 to 25 knots diminishing to 10 to 20 knots. Waves building to 2 to 4 feet, then subsiding to calm to 2 feet. $$ LSZ263-271615- Lake Superior from Saxon Harbor WI to Upper Entrance to Portage Canal MI 5NM off shore to the US/Canadian border including Isle Royale National Park- 411 AM EDT Sat Apr 27 2024 ...GALE WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH MONDAY AFTERNOON... .EARLY THIS MORNING...East winds 10 to 20 knots. Rain showers and isolated thunderstorms. Waves 4 to 8 feet occasionally to 10 feet subsiding to 4 to 7 feet occasionally to 9 feet. .TODAY...East winds 5 to 15 knots becoming north 10 to 20 knots in the afternoon, then backing west late. Scattered rain showers and isolated thunderstorms. Waves subsiding to 2 to 4 feet. .TONIGHT...Northwest winds 15 to 25 knots veering northeast late. A slight chance of rain showers through midnight. Waves subsiding to 1 to 3 feet, then building to 3 to 6 feet occasionally to 8 feet. .SUNDAY...Northeast winds 15 to 25 knots increasing to gales to 35 knots. A chance of rain showers by mid afternoon. Waves building to 8 to 11 feet occasionally to 14 feet. .SUNDAY NIGHT...East gales to 40 knots. Rain showers. Waves 7 to 10 feet occasionally to 13 feet building to 10 to 14 feet occasionally to 18 feet. .MONDAY...East gales to 35 knots diminishing to 20 to 30 knots by mid afternoon. Rain showers likely. Waves subsiding to 6 to 9 feet occasionally to 11 feet. .MONDAY NIGHT...Southwest winds 10 to 20 knots. Waves subsiding to 2 to 4 feet. .TUESDAY...West winds 5 to 15 knots becoming southeast 10 to 20 knots. Rain showers likely. Waves subsiding to calm to 2 feet, then building to 1 to 3 feet. .WEDNESDAY...Southwest winds 15 to 25 knots becoming west 10 to 20 knots. Waves building to 2 to 4 feet, then subsiding to 1 to 3 feet. $$ LSZ264-271615- Lake Superior from Upper Entrance to Portage Canal to Manitou Island MI 5NM off shore to the US/Canadian Border- 411 AM EDT Sat Apr 27 2024 ...GALE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... .EARLY THIS MORNING...Southeast winds 15 to 25 knots. Scattered rain showers and isolated thunderstorms. Waves 5 to 9 feet occasionally to 11 feet. .TODAY...Southeast winds 15 to 25 knots becoming south 10 to 20 knots in the afternoon, then veering west late. Scattered rain showers and isolated thunderstorms. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...Northwest winds 20 to 30 knots becoming north 15 to 25 knots after midnight. A slight chance of rain showers through midnight. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY...Northeast winds 15 to 25 knots increasing to 20 to 30 knots late. Rain showers likely by mid afternoon. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY NIGHT...East gales to 40 knots. Rain showers. Waves building to 10 to 14 feet occasionally to 18 feet. .MONDAY...East gales to 35 knots diminishing to 20 to 30 knots by mid afternoon. Rain showers. Waves subsiding to 6 to 9 feet occasionally to 11 feet. .MONDAY NIGHT...South winds 15 to 25 knots becoming southwest 10 to 20 knots after midnight. Waves subsiding to 2 to 4 feet. .TUESDAY...Southwest winds 5 to 15 knots becoming southeast 10 to 20 knots. A chance of rain showers. Waves subsiding to calm to 2 feet, then building to 1 to 3 feet. .WEDNESDAY...Southwest winds 15 to 25 knots becoming west 10 to 20 knots. Waves building to 2 to 4 feet, then subsiding to 1 to 3 feet. $$ LSZ265-271615- Lake Superior West of Line from Manitou Island to Marquette MI Beyond 5NM from shore- 411 AM EDT Sat Apr 27 2024 ...GALE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... .EARLY THIS MORNING...Southeast winds 15 to 25 knots. Scattered rain showers and isolated thunderstorms. Waves 3 to 6 feet occasionally to 8 feet. .TODAY...Southeast winds 15 to 25 knots veering south in the afternoon, then veering west late. A few gale force gusts to 35 knots possible late. Scattered showers and isolated thunderstorms. Waves subsiding to 2 to 4 feet. .TONIGHT...West winds 15 to 25 knots veering north late. A slight chance of rain showers through midnight. Waves building to 3 to 6 feet occasionally to 8 feet. .SUNDAY...Northeast winds 15 to 25 knots. A chance of rain showers by mid afternoon. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 5 feet occasionally to 7 feet. .SUNDAY NIGHT...East gales to 35 knots. Rain showers. Waves building to 7 to 10 feet occasionally to 13 feet. .MONDAY...East gales to 35 knots diminishing to 15 to 25 knots by mid afternoon. Rain showers likely through early afternoon, then a chance of rain showers by mid afternoon. Waves subsiding to 3 to 6 feet occasionally to 8 feet. .MONDAY NIGHT...South winds 10 to 20 knots veering southwest after midnight. Waves subsiding to calm to 2 feet. .TUESDAY...West winds 10 to 20 knots backing southeast. A chance of rain showers. Waves calm to 2 feet. .WEDNESDAY...West winds 15 to 25 knots. Waves building to 1 to 3 feet, then subsiding to calm to 2 feet. $$ LSZ266-271615- Lake Superior East of a line from Manitou Island to Marquette MI and West of a line from Grand Marais MI to the US/Canadian Border Beyond 5NM from shore- 411 AM EDT Sat Apr 27 2024 ...GALE WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... .EARLY THIS MORNING...Southeast winds 20 to 30 knots. Rain showers and isolated thunderstorms. Waves 5 to 9 feet occasionally to 11 feet. .TODAY...Southeast winds 20 to 30 knots veering south in the afternoon, then becoming southwest 15 to 25 knots late. Scattered rain showers and isolated thunderstorms. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...West winds 15 to 25 knots veering northwest after midnight, then becoming north 20 to 30 knots late. A few gale force gusts to 35 knots possible early this evening. A slight chance of rain showers through midnight. Waves building to 4 to 7 feet occasionally to 9 feet. .SUNDAY...Northeast winds 15 to 25 knots. A chance of rain showers by mid afternoon. Waves subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY NIGHT...East gales to 35 knots. Rain showers. Waves building to 8 to 11 feet occasionally to 14 feet. .MONDAY...East gales to 35 knots becoming southeast 20 to 30 knots by mid afternoon. Rain showers. Waves subsiding to 5 to 8 feet occasionally to 10 feet. .MONDAY NIGHT...South winds 15 to 25 knots becoming southwest 10 to 20 knots after midnight. A chance of rain showers through midnight. Waves subsiding to 2 to 4 feet. .TUESDAY...West winds 10 to 20 knots backing southeast. A chance of rain showers. Waves subsiding to calm to 2 feet, then building to 1 to 3 feet. .WEDNESDAY...Southwest winds 15 to 25 knots veering west. Waves building to 2 to 4 feet, then subsiding to 1 to 3 feet. $$ LSZ267-271615- Lake Superior from Grand Marais MI to Whitefish Point MI 5NM off shore to the US/Canadian border- 411 AM EDT Sat Apr 27 2024 .EARLY THIS MORNING...Southeast winds 20 to 30 knots. Rain showers and isolated thunderstorms. Waves 5 to 9 feet occasionally to 11 feet. .TODAY...Southeast winds 20 to 30 knots veering south in the afternoon, then diminishing to 15 to 25 knots late. Numerous rain showers through early afternoon. Isolated thunderstorms. Scattered rain showers by mid afternoon. Waves subsiding to 3 to 5 feet occasionally to 7 feet. .TONIGHT...West winds 15 to 25 knots veering north late. A few gale force gusts to 35 knots possible early this evening. A slight chance of rain showers through midnight. Waves building to 4 to 7 feet occasionally to 9 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .SUNDAY...North winds 15 to 25 knots veering northeast in the afternoon. Rain showers likely by mid afternoon. Waves subsiding to 2 to 4 feet. .SUNDAY NIGHT...East winds 15 to 25 knots increasing to 20 to 30 knots after midnight. Rain showers. Waves building to 4 to 7 feet occasionally to 9 feet. .MONDAY...East gales to 35 knots becoming southeast 20 to 30 knots by mid afternoon. Rain showers. Waves building to 5 to 8 feet occasionally to 10 feet, then subsiding to 3 to 6 feet occasionally to 8 feet. .MONDAY NIGHT...Southeast winds 15 to 25 knots becoming south 10 to 20 knots after midnight. A chance of rain showers through midnight. Waves subsiding to calm to 2 feet. .TUESDAY...West winds 10 to 20 knots backing southeast. A chance of rain showers. Waves building to 1 to 3 feet. .WEDNESDAY...Southwest winds 15 to 25 knots veering west. A chance of rain showers. Waves 1 to 3 feet. $$ LSZ261-271615- MAFOR 2709/ Superior West 11236 11136 11120 19126 11710 19716 11620 11710 11820 11130. Waves 2 to 6 feet. Superior North Central 11330 19336 11336 11330 19336 11426 11620 19626 11730 12840. Waves 5 to 9 feet subsiding to 4 to 7 feet today. Waves 3 to 6 feet building to 5 to 7 feet tonight. Superior South Central 11336 11340 19346 11440 11420 19426 11630 19646 11630 11730 11830. Waves 3 to 6 feet. Superior East 11346 12340 19346 11430 19436 11530 19536 11630 19640 11630 11730. Waves 5 to 8 feet building to 7 to 10 feet, then subsiding to 5 to 8 feet today. Waves 3 to 7 feet tonight. $$ Rolfson Experimental modernized open lake forecast is available online at weather.gov/mqt/glftable Graphical marine forecasts are available online at: weather.gov/greatlakes ####018005229#### FZUS63 KDTX 270811 GLFLH Open Lake Forecast for Lake Huron National Weather Service Detroit/Pontiac MI 411 AM EDT Sat Apr 27 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...Low pressure to the west affects the central Great Lakes through the weekend. The system brings increasing southwest winds and a pattern of showers and thunderstorms through Monday as a similar system follows in-trail. The initial cold front stalls over Lake Huron and Lower Michigan until disloding Monday night. LHZ361-362-271615- 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- 411 AM EDT Sat Apr 27 2024 .TODAY...Southeast winds 15 to 20 knots with gusts to around 30 knots becoming south 20 to 25 knots with gusts to around 30 knots late in the morning...then decreasing to 15 to 20 knots with gusts to around 30 knots in the afternoon. A chance of showers. Waves 8 to 12 feet. Waves occasionally around 15 feet. .TONIGHT...South winds 15 to 20 knots becoming southwest 10 to 15 knots in the late evening and early morning...then decreasing to 5 to 10 knots early in the morning. A chance of showers and thunderstorms. Waves 5 to 7 feet. Waves occasionally around 10 feet. .SUNDAY...West winds 5 to 10 knots. Waves 3 to 5 feet subsiding to 1 to 3 feet in the late morning and afternoon. .SUNDAY NIGHT...Northeast winds 10 to 15 knots becoming east 15 to 20 knots with gusts to around 30 knots after midnight. Showers. Waves 1 to 3 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally around 8 feet. .MONDAY...East winds 20 to 25 knots with gusts to 35 knot gales decreasing to 10 to 15 knots. Showers...then a chance of showers late in the evening. Waves 4 to 6 feet. .TUESDAY...Southwest winds 10 to 15 knots veering to the west in the late morning and early afternoon...then becoming west 10 to 15 knots early in the evening veering to the southeast in the late evening and early morning. Waves 2 to 4 feet subsiding to 1 to 3 feet. Waves occasionally around 8 feet. .WEDNESDAY...South winds 5 to 10 knots increasing to 10 to 15 knots until early evening...then becoming east 5 to 10 knots in the late evening and early morning. A chance of showers in the late evening and early morning. Waves 1 to 3 feet building to 2 to 4 feet. $$ LHZ363-462>464-271615- 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- 411 AM EDT Sat Apr 27 2024 .TODAY...South winds 15 to 20 knots. Gusts to 30 knots in the morning. Showers likely in the morning. Waves 6 to 9 feet. Waves occasionally around 12 feet. .TONIGHT...South winds 15 to 20 knots decreasing to 10 to 15 knots in the late evening and overnight. A chance of showers and thunderstorms after midnight. Waves 4 to 6 feet. .SUNDAY...Southwest winds 5 to 10 knots becoming 10 to 15 knots early in the afternoon. A chance of showers in the morning...then showers likely in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet in the late morning and afternoon. Waves occasionally around 8 feet. .SUNDAY NIGHT...Northeast winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and overnight. Showers likely. Waves 1 to 3 feet. .MONDAY...East winds 10 to 15 knots increasing to 15 to 20 knots late in the morning...then becoming south 10 to 15 knots late in the afternoon. Showers likely. A chance of thunderstorms late in the afternoon. A chance of showers late in the evening. Waves 3 to 5 feet. .TUESDAY...South winds 10 to 15 knots becoming west 5 to 10 knots in the late morning and early afternoon...then veering to the northeast until early morning. A chance of showers early in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet. .WEDNESDAY...Southeast winds 5 to 10 knots becoming south 10 to 15 knots. Waves 1 to 3 feet. $$ LHZ461-271615- MAFOR 2709/ HURON NORTH 11320 11436 11430 13420 11510 11600. A chance of thunderstorms this afternoon and tonight. Waves 5 to 7 feet building to 8 to 12 feet. Occasional wave height around 15 feet today. Waves 5 to 7 feet subsiding to 3 to 5 feet. Occasional wave height around 10 feet tonight. HURON SOUTH 11326 11436 12420 13410 11510. A chance of thunderstorms tonight. Waves 5 to 7 feet. Occasional wave height around 10 feet today. Waves 3 to 5 feet subsiding to 2 to 4 feet tonight. $$ KGK 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) ####018002200#### FZUS63 KDTX 270812 GLFSC Lake St Clair Forecast National Weather Service Detroit/Pontiac MI 412 AM EDT Sat Apr 27 2024 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 to the west affects the central Great Lakes through the weekend. The system brings increasing southwest winds and a pattern of showers and thunderstorms through Monday as a similar system follows in-trail. The initial cold front stalls over Lake Huron and Lower Michigan until disloding Monday night. LCZ460-271615- Lake St Clair- 412 AM EDT Sat Apr 27 2024 .TODAY...South winds 15 to 20 knots. Mostly cloudy. Light showers likely and a chance of thunderstorms in the morning...then a chance of light showers in the afternoon. Waves 2 to 4 feet. .TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Partly cloudy in the evening...then mostly cloudy with a chance of showers and thunderstorms after midnight. Waves 1 to 3 feet. .SUNDAY...Southwest winds 10 to 15 knots. Mostly cloudy with a chance of showers and thunderstorms. Waves 2 feet or less. .SUNDAY NIGHT...Southeast winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and early morning...then becoming south 10 to 15 knots after midnight. Partly cloudy in the evening becoming mostly cloudy. A chance of showers and thunderstorms. Waves 2 feet or less. .MONDAY...South winds 15 to 20 knots. Partly sunny becoming mostly cloudy. A chance of light showers in the morning...then light showers likely and a chance of thunderstorms in the afternoon and evening. Waves 1 to 3 feet. .TUESDAY...Northwest winds 10 to 15 knots. Partly cloudy. Light showers likely and a chance of thunderstorms. Waves 2 feet or less. .WEDNESDAY...South winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. $$ KGK Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc Graphical marine forecasts are available at weather.gov/greatlakes