LMZ872 Expires:202404190330;;974007 Fzus63 Kmkx 182005 Glflm
open lake forecast for lake michigan national weather service milwaukee/sullivan wi 305 pm cdt Thu apr 18 2024
for waters beyond five nautical miles of shore on lake michigan.
waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the wave, along with the average height of the highest 10% of the waves which will occasionally be encountered.
Synopsis..
lake michigan will be sandwiched between two areas of low pressure. Expect lighter winds to continue through the evening as the southern low pressure around 29.8 inches centered over mo this afternoon lifts across central il/in. Meanwhile the northern low across ontario is progged to meander over into the hudson bay region and deepen to around 29.5 inches through Friday. Expect a stronger pressure gradient develop over the region for Friday with high pressure building to around 30.4 inches across the plains resulting in 25-30 knot northwesterly winds for Friday. High pressure is expected to gradually work its way south-southeast through the weekend with lighter winds over lake michigan. Then southerly winds return by the start of next week ahead of a developing low over the plains.

lmz080-669-671-673-675-777-779-870-872-874-876-878-190330- lake michigan from michigan city in to st. Joseph mi 5 nm offshore to mid lake- lake michigan from sheboygan to port washington wi 5 nm offshore to mid lake- lake michigan from port washington to north point light wi 5 nm offshore to mid lake- lake michigan from north point light to wind point wi 5 nm offshore to mid lake- lake michigan from wind point wi to winthrop harbor il 5 nm offshore to mid lake- lake michigan from winthrop harbor to wilmette harbor il 5 nm offshore to mid lake- lake michigan from wilmette harbor il to michigan city in 5 nm offshore to mid lake- lake michigan from whitehall to pentwater mi 5 nm offshore to mid lake- lake michigan from grand haven to whitehall mi 5 nm offshore to mid lake- lake michigan from holland to grand haven mi 5 nm offshore to mid lake- lake michigan from south haven to holland mi 5 nm offshore to mid lake- lake michigan from st. Joseph to south haven mi 5 nm offshore to mid lake- 305 pm cdt Thu apr 18 2024
sheboygan wi to pentwater mi south...
Tonight..Northwest winds 10 to 20 kt increasing to 15 to 25 kt. Rain showers this evening, then chance of rain showers overnight. Waves 2 to 4 ft.
Friday..Northwest winds 15 to 25 kt becoming west to 30 kt. Waves 4 to 6 ft occasionally to 8 ft.
Friday night..West winds 15 to 25 kt increasing to 30 kt. Waves 3 to 5 ft building to 4 to 6 ft occasionally to 8 ft.
Saturday..West winds to 30 kt diminishing to 15 to 25 kt. Waves 5 to 8 ft occasionally to 10 ft.
Saturday night..West winds 10 to 15 kt increasing to 10 to 20 kt. Waves 3 to 5 ft.
Sunday..West winds 10 to 20 kt becoming southwest. Waves 2 to 4 ft.
Sunday night..Southwest winds 10 to 20 kt becoming west. Waves 2 to 4 ft.
Monday..Southwest winds 10 to 15 kt becoming south 10 to 20 kt. Waves 2 to 4 ft.
Tuesday..Southwest winds 15 to 25 kt veering to northwest to 30 kt. Rain showers likely. Waves 3 to 5 ft.