Blue Wake Score
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Mackinaw City, MI · Large cruiser · as of Jul 29, 6:48 AM ET
Your boat
Scoring tuned to a large cruiser — e.g. Sea Ray Sundancer 320.
Current conditions
Why it's a 99
starts at 100- Waves−1
0.7 ft
How the call changes by boat
Channel & lake
Strong reversing E↔W currents run through the Straits — a wind blowing against the current stacks up steeper, shorter chop. Time your passage with the flow. (Live current speed, from the GLOS 45175 ADCP, is seasonal and often offline.)
Sources: NOAA CO-OPS water levels, GLOS Straits current (45175 ADCP). As of Jul 29, 6:48 AM ET.
7-day planner
Straits cam
From Mackinaw City · Mackinac Bridge Authority · live frames, auto-refresh every 2 min (may be dark at night).
Live radar
Radar & map by Windy.com.
Calibrating. Blue Wake logs each day's call and grades it against what the buoy actually did the next day; the honesty stat appears once a few days have been graded.