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Marine Forecast
Expires:201801162300;;536330
FZUS63 KMQT 161452
GLFLS 

Open Lake Forecast for Lake Superior
National Weather Service Marquette MI
952 AM EST Tue Jan 16 2018

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 30.2 inch low over the eastern Great Lakes will 
lift northeast while filling to 30.4 inches this afternoon. 
Tonight through Wednesday night, Lake Superior will be between a
29.6 inch low pressure over far southern Hudson Bay and a 30.7 
inch high pressure over the Middle Mississippi Valley. A 29.8 inch
trough will then drift from northern Ontario to the Upper Great 
Lakes Thursday into Friday. A 29.3 inch low pressure will then 
develop across southern Manitoba Friday afternoon and track 
eastward to central Quebec by Saturday evening. 

LSZ162-162300-
Lake Superior west of a line from Saxon Harbor WI to Grand
Portage MN beyond 5NM-
952 AM EST Tue Jan 16 2018 /852 AM CST Tue Jan 16 2018/

Gale Warning -  IN EFFECT FROM THIS EVENING THROUGH LATE
WEDNESDAY NIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM THIS EVENING
THROUGH WEDNESDAY MORNING...


Rest of Today - North winds 5 to 15 knots backing northwest by late morning, then becoming west 15 to 25 knots by mid afternoon. Isolated snow showers late in the morning. Waves 3 to 5 feet occasionally to 7 feet subsiding to 2 to 4 feet.
Tonight - West winds 20 to 30 knots becoming southwest gales to 35 knots. Heavy freezing spray after midnight. Waves building to 8 to 11 feet occasionally to 14 feet. .WEDNESDAY...Southwest gales to 35 knots. Heavy freezing spray in the morning. Waves subsiding to 6 to 9 feet occasionally to 11 feet. .WEDNESDAY NIGHT...West winds 20 to 30 knots diminishing to 15 to 25 knots after midnight. Waves subsiding to 2 to 4 feet. .THURSDAY...West winds 10 to 20 knots. Waves subsiding to 1 to 3 feet. .THURSDAY NIGHT...West winds 5 to 15 knots backing southwest after midnight. Waves subsiding to calm to 2 feet. .FRIDAY...Southwest winds 10 to 20 knots veering west. Waves building to 1 to 3 feet, then subsiding to calm to 2 feet. .SATURDAY...West winds 10 to 20 knots becoming north 5 to 15 knots. Waves calm to 2 feet. Note, wave height forecasts are for ice free areas. $$


US Forecasts are Public Domain and derived from the
National Weather Service - (IWIN) and the National Oceanic Atmospheric Administration (NOAA)
Canadian forecasts are obtained from and are copyright of Environment Canada.

All weather information provided by MarineWaypoints.com should be used with caution.
We cannot guarantee that the data provided here is 100% accurate or up to date!


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