Latitude: N 43° 27' 0.3618" | Longitude: W 87° 13' 19.2673"
Those coordinates are in the northern part of Lake Michigan.
That point is in Lake Michigan, about 9.2 miles east of Jacksonport in Door County, Wisconsin. Other points in the lake, every one of them in fact, have different latitude/longitude coordinates.
41 degrees latitude and 83 degrees longitude
Berrien County, MI, USA (Lake Michigan).
45 N 87 W is Lake Michigan, United States.
The farthest south point I can find on the shore of Lake Michigan is in the Indiana Dunes National Lakeshore at Gary. It's located at about 41.619° north latitude 87.287° west longitude.
(44.314844, -85.602364)
Latitude: N 46° 46' 29.9449" / Longitude: W 92° 5' 31.1287"
Latitude: S 33° 59.02083' Longitude: E 141° 16.408081'
Latitude: N 47° 50.382501' Longitude: W 87° 12.436556'
For Assyria, Michigan, USA: Latitude: 42°27'52''N Longitude: 85°7'53''W
Bear Lake: 42.000873, -111.333815