273  
FZUS63 KMKX 080926  
GLFLM  
 
OPEN LAKE FORECAST FOR LAKE MICHIGAN  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
326 AM CST SAT NOV 8 2025  
 
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  
 
LIGHT TO MODEST NORTH TO NORTHEAST WINDS TODAY INTO THE EVENING.  
LOW PRESSURE AROUND 29.7 INCHES WILL THEN MOVE QUICKLY FROM THE  
CENTRAL GREAT PLAINS THIS MORNING TO THE OHIO RIVER VALLEY  
TONIGHT. NORTH TO NORTHEAST WINDS WILL PICK UP LATE THIS EVENING  
AS THE LOW APPROACHES, BECOMING NORTH TO NORTHWEST LATER TONIGHT  
INTO SUNDAY BEHIND THE LOW. GUSTS SUNDAY AND SUNDAY NIGHT MAY  
REACH GALE FORCE, AND A GALE WATCH HAS BEEN ISSUED FOR THE  
SOUTHERN HALF OF THE LAKE. HEAVY LAKE EFFECT SNOW SHOWERS ARE  
EXPECTED FOR SUNDAY NIGHT INTO MONDAY. WINDS WILL VARY BETWEEN  
NORTHWEST AND SOUTHWEST THE FIRST HALF OF NEXT WEEK, WHILE  
REMAINING GUSTY THROUGH THIS PERIOD. WINDS MAY APPROACH OR HIT  
GALE FORCE AT TIMES AGAIN TUESDAY THROUGH WEDNESDAY.  
 
LMZ261-362-364-366-563-565-567-868-081615-  
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-  
326 AM CST SAT NOV 8 2025  
 
SHEBOYGAN WI TO PENTWATER MI NORTH...  
   
TODAY  
NORTH WINDS 10 TO 15 KT. SLIGHT CHANCE OF RAIN THIS  
AFTERNOON. WAVES 2 TO 4 FT SUBSIDING TO 1 TO 2 FT.    
TONIGHT  
NORTH WINDS 10 TO 20 KT INCREASING TO 15 TO 25 KT.  
CHANCE OF RAIN AND SNOW. WAVES 1 TO 3 FT BUILDING TO 4 TO 7 FT  
OCCASIONALLY TO 9 FT.    
SUNDAY  
NORTH WINDS TO 30 KT. SNOW SHOWERS LIKELY. WAVES 6 TO  
9 FT OCCASIONALLY TO 12 FT.    
SUNDAY NIGHT  
NORTH WINDS TO 30 KT. SNOW SHOWERS LIKELY IN THE  
EVENING, THEN CHANCE OF SNOW SHOWERS OVERNIGHT. WAVES 8 TO 11 FT  
OCCASIONALLY TO 14 FT.    
MONDAY  
NORTH WINDS TO 30 KT BECOMING NORTHWEST. SNOW SHOWERS  
LIKELY. WAVES 6 TO 9 FT OCCASIONALLY TO 12 FT.    
MONDAY NIGHT  
NORTHWEST WINDS 15 TO 25 KT BECOMING WEST 10 TO  
20 KT. CHANCE OF SNOW SHOWERS. WAVES 5 TO 8 FT OCCASIONALLY TO  
10 FT SUBSIDING TO 4 TO 7 FT OCCASIONALLY TO 9 FT.    
TUESDAY  
SOUTHWEST WINDS TO 30 KT. CHANCE OF RAIN AND SNOW  
SHOWERS. WAVES 7 TO 10 FT OCCASIONALLY TO 13 FT BUILDING TO 8 TO  
12 FT OCCASIONALLY TO 16 FT.    
WEDNESDAY  
WEST WINDS TO 30 KT. CHANCE OF RAIN SHOWERS. WAVES  
6 TO 9 FT OCCASIONALLY TO 12 FT.  
 
 
 
LMZ080-669-671-673-675-777-779-870-872-874-876-878-081615-  
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-  
326 AM CST SAT NOV 8 2025  
 
SHEBOYGAN WI TO PENTWATER MI SOUTH...  
 
...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY  
NIGHT...  
   
TODAY  
NORTHEAST WINDS 10 TO 15 KT. SLIGHT CHANCE OF RAIN THIS  
MORNING, THEN CHANCE OF RAIN THIS AFTERNOON. WAVES 4 TO 6 FT  
OCCASIONALLY TO 8 FT SUBSIDING TO 2 TO 4 FT.    
TONIGHT  
NORTHEAST WINDS 10 TO 20 KT BECOMING NORTH 15 TO 25 KT  
AFTER MIDNIGHT, THEN INCREASING TO 30 KT LATE. RAIN. WAVES 2 TO  
4 FT BUILDING TO 6 TO 9 FT OCCASIONALLY TO 12 FT.    
SUNDAY  
NORTH GALES TO 35 KT BECOMING NORTHWEST TO 30 KT. RAIN  
SHOWERS WITH SNOW SHOWERS LIKELY IN THE MORNING, THEN SNOW  
SHOWERS LIKELY IN THE AFTERNOON. WAVES 8 TO 11 FT OCCASIONALLY TO  
14 FT BUILDING TO 10 TO 14 FT OCCASIONALLY TO 18 FT.    
SUNDAY NIGHT  
NORTH WINDS TO 30 KT. GALE FORCE GUSTS POSSIBLE. SNOW  
SHOWERS IN THE EVENING, THEN SNOW SHOWERS LIKELY OVERNIGHT. WAVES  
10 TO 14 FT OCCASIONALLY TO 18 FT.    
MONDAY  
NORTH WINDS TO 30 KT BECOMING NORTHWEST. SNOW SHOWERS  
LIKELY. WAVES 10 TO 14 FT OCCASIONALLY TO 18 FT.    
MONDAY NIGHT  
NORTHWEST WINDS TO 30 KT BECOMING WEST. CHANCE OF  
RAIN AND SNOW SHOWERS. WAVES 8 TO 12 FT OCCASIONALLY TO 16 FT  
SUBSIDING TO 7 TO 10 FT OCCASIONALLY TO 13 FT.    
TUESDAY  
SOUTHWEST WINDS TO 30 KT INCREASING TO GALES TO 35 KT.  
CHANCE OF RAIN AND SNOW SHOWERS. WAVES 8 TO 12 FT OCCASIONALLY TO  
16 FT BUILDING TO 12 TO 16 FT OCCASIONALLY TO 21 FT.    
WEDNESDAY  
WEST WINDS TO 30 KT INCREASING TO GALES TO 35 KT.  
CHANCE OF RAIN SHOWERS. WAVES 8 TO 11 FT OCCASIONALLY TO 14 FT  
BUILDING TO 10 TO 14 FT OCCASIONALLY TO 18 FT.  
 
 
 
LMZ761-081615-  
MAFOR 0811/  
MICHIGAN NORTH 12810 11800 12810 12820 11836. A CHANCE OF SNOW  
TONIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET TODAY. WAVES  
2 FEET OR LESS BUILDING TO 3 TO 6 FEET TONIGHT.  
 
MICHIGAN SOUTH 14110 11116 11126 11136 11846. WAVES 3 TO 5 FEET  
SUBSIDING TO 1 TO 3 FEET TODAY. WAVES 1 TO 3 FEET BUILDING TO 4  
TO 7 FEET TONIGHT.  
 
 
 
GEHRING  
 
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT  
WEATHER.GOV/MKX/GLFTABLE  
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT:  
WEATHER.GOV/GREATLAKES  
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