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Marine Forecast
Expires:201712122215;;781870
FZUS63 KLOT 121429
GLFLM 

OPEN LAKE FORECAST for Lake Michigan
National Weather Service Chicago/Romeoville IL
829 AM CST Tue Dec 12 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...Low pressure of 29.4 inches over New York this 
morning will shift eastward to Maine tonight. High pressure of 
29.9 inches will quickly pass over the Western Lakes Wednesday, 
and a 29.4 inch low will pass over the southern end of the lake or
just south of the lake Wednesday evening. A low averaging 29.9 
inches will form over Lake Superior Thursday evening and deepen to
around 29.7 inches over the Eastern Great Lakes Friday evening.

LMZ761-122215-
MAFOR 1216/
MICHIGAN NORTH...Gale Warning in effect...13850 11740 11730 11720
11817 11117. Chance of snow showers today and tonight. Waves 10 
to 14 feet occasionally to 18 feet subsiding to 8 to 11 feet 
occasionally to 14 feet today. Waves subsiding to 3 to 5 feet 
tonight...and to 2 to 4 feet Wednesday morning. 

MICHIGAN SOUTH...Gale Warning in effect...13757 11747 12737 11627
11527. Waves 12 to 16 feet occasionally to 21 feet today. Waves 
subsiding to 4 to 6 feet occasionally to 8 feet tonight and
Wednesday morning. 

$$

KJB

Experimental modernized open lake forecast is available online at
weather.gov/lot/glftable

Graphical marine forecasts are available online at:
weather.gov/greatlakes



US Forecasts are Public Domain and derived from the
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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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