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Marine Forecast
Expires:201703240315;;966377
FZUS63 KLOT 232000
GLFLM 

OPEN LAKE FORECAST FOR LAKE MICHIGAN
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
300 PM CDT THU MAR 23 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...HIGH PRESSURE OF 30.6 INCHES WILL CONTINUE TO EXIT THE
EASTERN GREAT LAKES THIS EVENING WHILE LOW PRESSURE OF 29.4 
INCHES THEN DEVELOPS OVER THE PLAINS TONIGHT INTO FRIDAY. AS THIS
OCCURS...A COLD FRONT WILL GRADUALLY SHIFT SOUTHWARD DOWN THE 
LAKE FRIDAY BEFORE STALLING OUT NEAR THE SOUTHERN END OF THE LAKE
EARLY SATURDAY MORNING. THE LOW WILL WEAKEN TO AROUND 29.7 INCHES
AS IT MOVES SLOWLY NORTHEAST OVER NORTHERN ILLINOIS THROUGH
SUNDAY. A SECOND AREA OF LOW PRESSURE AT 29.8 INCHES THEN  
QUICKLY MOVES NORTHEAST INTO MISSOURI BY MONDAY MORNING AND THEN
TO NORTHERN INDIANA TUESDAY MORNING.  

LMZ761-240315-
MAFOR 2321/
MICHIGAN NORTH 11440 11430 12436 11426 11516 11616 11716. WAVES 5
TO 8 FT OCCASIONALLY TO 10 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY
TO 9 FT TONIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT SUBSIDING
TO 2 TO 4 FT FRIDAY. 

MICHIGAN SOUTH 11440 13430 11420 13430. CHANCE OF RAIN SHOWERS
EARLY THIS EVENING AND FRIDAY. WAVES 4 TO 7 FT OCCASIONALLY TO 9
FT TONIGHT. WAVES 3 TO 5 FT OCCASIONALLY TO 7 FT BUILDING TO 4 TO
6 FT OCCASIONALLY TO 8 FT FRIDAY. 

$$

ED F

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
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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