846  
SXUS83 KLOT 021415  
OMRLOT  
ILZ104-031515-  
 
SOUTHERN LAKE MICHIGAN WATER TEMPERATURES  
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL  
ISSUED BY NATIONAL WEATHER SERVICE NORTHERN INDIANA  
915 AM CDT THU OCT 2 2025  
 
LAKE MICHIGAN WATER TEMPERATURES...  
 
CHICAGO SHORE...........70.  
 
CHICAGO CRIB............71. MEASURED AT A DEPTH OF 30 FT AND  
MAY NOT REPRESENT SURFACE TEMP.  
WILMETTE BUOY...........69.  
 
WAUKEGAN BUOY...........70.  
 
WINTHROP HARBOR BUOY....68.  
 
MICHIGAN CITY...........66.  
 
MICHIGAN CITY BUOY......64. MEASURED AT A DEPTH OF 60 FT AND  
MAY NOT REPRESENT SURFACE TEMP.  
SOUTH MID LAKE BUOY.....68.  
 
CENTRAL MID LAKE BUOY...67.  
 
NORTH MID LAKE BUOY.....63.  
 

 
 
M IS FOR MISSING DATA THAT IS NORMALLY AVAILABLE.  
 
THE MICHIGAN CITY WATER TEMPERATURE SENSOR IS LOCATED AT  
A WATER INTAKE ONE MILE OFFSHORE AND 60 FEET BELOW THE  
WATER SURFACE. IT IS READ EVERY DAY OF THE YEAR.  
 
FOR LAKE MICHIGAN WATER LEVELS, PLEASE SEE:  
WWW.LRD.USACE.ARMY.MIL/WATER-INFORMATION/WATER-MANAGEMENT  
/GREAT-LAKES-AND-HARBORS/WATER-LEVEL-FORECASTS  
 

 
 
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