Lake Michigan
Water data, weather and recent trends from public monitoring sources.
Live water-level data is not verified for this lake yet
Weather and alerts remain available. We are adding additional federal, reservoir-operator and state sources rather than filling missing water measurements with estimates.
Weather alerts near Lake Michigan
Small Craft Advisory issued October 7 at 10:18AM CDT until October 7 at 7:00PM CDT by NWS Green Bay WI
Severity: MinorNational Weather Service forecast
The NWS forecast was temporarily unavailable when this page loaded.
Lake Michigan conditions: how to use this page
This page combines a matched USGS lake monitoring location with National Weather Service data near Lake Michigan in Wisconsin. A missing value does not mean the lake has no level or temperature information; it means the matched public sensor did not return a usable current reading through the source used by Lake Conditions Lab.
Water level and temperature can vary by gauge location, sensor depth, wind, inflow, dam operations and weather. Use these readings for trip planning, then follow posted notices, marina guidance and local authorities for on-water decisions.