Marine Data Buoys
National Radar Sites
Great Circle Calculator
Sun & Moon Data
National Hurricane Center
NOAA Photo Library
NOAA Weather Radio
Mt. Washington, NH
(windiest place in U.S.)
FZUS63 KLOT 192044
OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
244 PM CST Mon Feb 19 2018
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...Low pressure of 29.6 inches over eastern Iowa will
slowly move across central portions of the lake tonight and
Tuesday morning...then increase in speed as it moves into western
Quebec Tuesday evening. A trailing cold front will move across
the lake Tuesday evening. High pressure of 30.6 inches will move
across the Plains Tuesday night and then across the Great Lakes
region Wednesday night and Thursday.
Lake Michigan from Seul Choix Point to Rock Island Passage 5 NM
offshore to Mid Lake-
Lake Michigan South of a line from Seul Choix Point to the
Mackinac Bridge and north of a line from Charlevoix MI to South
Fox Island 5 NM offshore-
Lake Michigan from Charlevoix to Point Betsie MI 5 NM offshore to
Lake Michigan from Point Betsie to Manistee MI 5 NM offshore to
Lake Michigan from Rock Island Passage to Sturgeon Bay WI-
Lake Michigan from Sturgeon Bay to Two Rivers WI 5 NM offshore to
Lake Michigan from Two Rivers to Sheboygan WI 5 NM offshore to
Lake Michigan from Sheboygan to Port Washington WI 5 NM offshore
to Mid Lake-
Lake Michigan from Pentwater to Manistee MI 5 NM offshore to Mid
Lake Michigan from Whitehall to Pentwater MI 5 NM offshore to Mid
244 PM CST Mon Feb 19 2018
PORT WASHINGTON WI TO WHITEHALL MI NORTH...
Tonight - Northeast winds to 30 kt becoming east 15 to 25 kt
overnight. Areas of fog this evening...then patchy fog overnight.
Rain and snow showers. Wintry mix possible. Waves 4 to 7 ft
occasionally to 9 ft.
.TUESDAY...East winds 10 to 20 kt becoming southwest by early
afternoon...then west late. Rain and snow showers likely. Patchy
fog. Waves 4 to 6 ft occasionally to 8 ft subsiding to 2 to 4 ft.
.TUESDAY NIGHT...West winds 10 to 20 kt becoming northwest to 30
kt. Chance of rain, snow and light freezing rain in the evening.
Waves 3 to 5 ft building to 4 to 7 ft occasionally to 9 ft.
.WEDNESDAY...Northwest winds to 30 kt diminishing to 10 to 20 kt
in the afternoon. Waves 4 to 6 ft occasionally to 8 ft subsiding
to 3 to 5 ft.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 kt becoming northeast.
Waves 2 to 4 ft.
.THURSDAY...East winds 10 to 15 kt. Waves 1 to 3 ft.
.THURSDAY NIGHT...East winds 15 to 25 kt becoming southeast.
Chance of snow. Waves building to 3 to 5 ft.
.FRIDAY...South winds 10 to 20 kt becoming southwest 10 to 15 kt.
Snow likely. Waves 2 to 4 ft.
.SATURDAY...Northeast winds 5 to 10 kt becoming east 10 to 15 kt.
Waves 1 to 2 ft.