361  
FZUS63 KMKX 050219  
GLFLM  
 
OPEN LAKE FORECAST FOR LAKE MICHIGAN  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
919 PM CDT SAT APR 4 2020  
 
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 30.3 INCHES OVER NORTHWEST WISCONSIN WILL MOVE  
SLOWLY THROUGH THE GREAT LAKES REGION OVERNIGHT AND INTO EARLY  
NEXT WEEK. THIS WILL BRING LIGHT WINDS TO THE LAKE DURING THIS  
PERIOD.  
 

 
 
LMZ261-362-364-366-563-565-567-868-050930-  
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  
MID LAKE-  
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5 NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5 NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5 NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5 NM OFFSHORE TO MID  
LAKE-  
919 PM CDT SAT APR 4 2020  
 
SHEBOYGAN WI TO PENTWATER MI NORTH...  
   
REST OF TONIGHT
 
NORTH WINDS 10 TO 20 KT DIMINISHING TO 10 TO  
15 KT. WAVES 1 TO 3 FT SUBSIDING TO 1 TO 2 FT.    
SUNDAY
 
NORTH WINDS 5 TO 10 KT BACKING TO WEST. WAVES 1 TO  
2 FT.    
SUNDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH. WAVES  
1 FT OR LESS.    
MONDAY
 
SOUTH WINDS 5 TO 10 KT. WAVES 1 TO 2 FT.    
MONDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KT BECOMING EAST. CHANCE  
OF RAIN SHOWERS. WAVES 1 TO 2 FT.    
TUESDAY
 
EAST WINDS 10 TO 15 KT BECOMING SOUTHEAST 10 TO 20 KT.  
CHANCE OF RAIN SHOWERS. WAVES 1 TO 2 FT.    
TUESDAY NIGHT
 
SOUTH WINDS 10 TO 20 KT VEERING TO NORTHWEST  
10 TO 15 KT. RAIN SHOWERS LIKELY. WAVES 1 TO 3 FT.    
WEDNESDAY
 
NORTHWEST WINDS 10 TO 15 KT BECOMING WEST 10 TO  
20 KT. WAVES 1 TO 3 FT.    
THURSDAY
 
WEST WINDS TO 30 KT BECOMING NORTHWEST. WAVES 3 TO  
5 FT.  
 

 
 
LMZ080-669-671-673-675-777-779-870-872-874-876-878-050930-  
LAKE MICHIGAN FROM MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5 NM OFFSHORE  
TO MID LAKE-  
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5 NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5 NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5 NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5 NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WILMETTE HARBOR IL TO MICHIGAN CITY IN 5 NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5 NM OFFSHORE TO MID  
LAKE-  
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5 NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5 NM OFFSHORE TO MID  
LAKE-  
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5 NM OFFSHORE TO MID  
LAKE-  
LAKE MICHIGAN FROM ST. JOSEPH TO SOUTH HAVEN MI 5 NM OFFSHORE TO  
MID LAKE-  
919 PM CDT SAT APR 4 2020  
 
SHEBOYGAN WI TO PENTWATER MI SOUTH...  
   
REST OF TONIGHT
 
NORTH WINDS 10 TO 20 KT BECOMING NORTHEAST.  
WAVES 2 TO 4 FT SUBSIDING TO 1 TO 3 FT.    
SUNDAY
 
NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH 10 TO 15 KT.  
WAVES 1 TO 3 FT.    
SUNDAY NIGHT
 
NORTHEAST WINDS 5 TO 10 KT VEERING TO SOUTHEAST.  
WAVES 1 TO 2 FT SUBSIDING TO 1 FT OR LESS.    
MONDAY
 
SOUTHEAST WINDS 10 TO 15 KT BECOMING SOUTH. WAVES 1 TO  
2 FT.    
MONDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KT. CHANCE OF RAIN  
SHOWERS. WAVES 1 TO 2 FT.    
TUESDAY
 
SOUTHEAST WINDS 5 TO 10 KT BECOMING SOUTH 10 TO 15 KT.  
CHANCE OF RAIN SHOWERS IN THE MORNING, THEN CHANCE OF RAIN  
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 2 FT.    
TUESDAY NIGHT
 
SOUTHWEST WINDS 10 TO 15 KT BECOMING WEST.  
CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FT.    
WEDNESDAY
 
NORTHWEST WINDS 10 TO 15 KT BECOMING WEST 10 TO  
20 KT. WAVES 1 TO 3 FT.    
THURSDAY
 
NORTHWEST WINDS TO 30 KT BECOMING WEST. WAVES 4 TO  
7 FT OCCASIONALLY TO 9 FT.  
 

 
 
LMZ761-050930-  
MAFOR 0503/  
MICHIGAN NORTH 13810 12800 11600 11500 11300. WAVES 2 FEET OR  
LESS.  
 
MICHIGAN SOUTH 11820 14110 12810 11100. WAVES 2 TO 4 FEET  
SUBSIDING TO 1 TO 3 FEET OVERNIGHT. WAVES 2 FEET OR LESS SUNDAY  
AND SUNDAY EVENING.  
 

 
WOOD  
 
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT  
WEATHER.GOV/MKX/GLFTABLE  
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:  
WEATHER.GOV/GREATLAKES  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WI Page Main Text Page