Blue Wake
Lake Michigan, Huron & Superior
Every port's live Blue Wake Score at a glance — a sea of green on a calm day, red where an advisory's up. Tap a port for the full read.
Scroll for all 40 ports
Go — Glass / Clean — great day on the waterCaution — Doable — pick your windowSkip — Sloppy / Blown Outactive marine warning (live)
Tap a port for its exact 0–100 score · all active alerts →
All 40 ports
Marquette, MI4 kt · 0.3 ft99St. Ignace, MI8 kt · 0.7 ft99Mackinac Island, MI8 kt · 0.7 ft99Mackinaw City, MI8 kt · 0.7 ft99Cheboygan, MI8 kt · 0.7 ft99Harbor Springs, MI2 kt · 0.9 ft98Petoskey, MI2 kt · 1.0 ft98Charlevoix, MI2 kt · 1.0 ft98Northport, MI8 kt · 1.0 ft98Alpena, MIconditions pending—Leland, MI6 kt · 1.0 ft98Suttons Bay, MI8 kt · 2.8 ft71Glen Arbor, MI10 kt · 1.6 ft92Sturgeon Bay, WI2 kt · 0.2 ft100Traverse City, MI8 kt · 2.8 ft71Frankfort, MI4 kt · 1.0 ft98Kewaunee, WI5 kt · 1.0 ft98East Tawas, MI8 kt · 1.5 ft82Manistee, MI4 kt · 1.0 ft98Manitowoc, WI8 kt · 1.6 ft96Ludington, MI6 kt · 0.9 ft98Pentwater, MI4 kt · 1.0 ft95Sheboygan, WI8 kt · 0.8 ft98Port Washington, WI5 kt · 1.4 ft94Whitehall, MI8 kt · 0.5 ft99Muskegon, MI8 kt · 0.5 ft99Grand Haven, MI8 kt · 1.3 ft95Milwaukee, WI8 kt · 1.6 ft96Port Huron, MISmall Craft Advisory29Holland, MI9 kt · 1.5 ft86Racine, WI10 kt · 2.0 ft94Saugatuck, MI8 kt · 1.3 ft94Winthrop Harbor, IL10 kt · 2.0 ft74South Haven, MI7 kt · 1.9 ft88Waukegan, ILSmall Craft Advisory29St. Joseph, MI10 kt · 2.3 ft83Chicago, ILSmall Craft Advisory49New Buffalo, MI10 kt · 3.0 ft82Michigan City, INSmall Craft Advisory49Hammond, INSmall Craft Advisory29
Scores are for the default cruiser and update every ~15 minutes. A transparent, rules-based estimate — not a substitute for the official forecast or your own judgment on the water.