Marine Data Buoys
Rivers & Lakes
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 200138
OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
838 PM CDT Thu Oct 19 2017
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...Expansive high pressure of 30.3 inches will remain
over the eastern Ohio Valley and mid Atlantic Coast through
Friday, and then gradually shift to the east through the weekend.
Meanwhile, a strong low averaging 29.1 inches over Hudson Bay will
move to Quebec tonight. Another strong low pressure will move
across the Canadian Prairies on Friday and Saturday and to Hudson
Bay on Sunday, with its trailing cold front crossing the lake by
MICHIGAN NORTH 13520 12530 11430 12440. Waves 3 to 6 feet
occasionally to 8 ft overnight. Waves 3 to 6 feet occasionally to
8 ft building to 4 to 7 feet occasionally to 9 feet Friday. Waves
4 to 7 feet occasionally to 9 feet Friday evening.
MICHIGAN SOUTH 13420 14430 11430. Waves 2 to 4 feet overnight.
Waves building to 4 to 6 feet occasionally to 8 feet Friday.
Waves 4 to 6 feet occasionally to 8 feet Friday evening.
Experimental modernized open lake forecast is available online at
Graphical marine forecasts are available online at: