Michigan Braces for Gale Warning and Massive 7-Foot Waves Overnight on Lake Superior

MARQUETTE, Mich. – Lake Superior is bracing for severe weather, with Michigan under a gale warning. Tonight, forecasts predict hazardous conditions with strong winds and significant waves.
Weather Alerts and Warnings
The National Weather Service in Marquette has issued a Gale Warning in effect until 8 a.m. EDT Monday. This warning is followed by a Small Craft Advisory lasting until 8 a.m. Tuesday. These alerts are due to powerful winds and large waves affecting the region.
- Wind Speed: Up to 40 knots during gale warning.
- Wave Height: Up to seven feet overnight.
- Advisory Duration: Small Craft Advisory extends until Tuesday morning.
Impacted Areas
- Nearshore Waters: From Eagle River to Point Isabelle.
- Offshore Areas: Including Manitou Island, Marquette, and Grand Marais.
Safety Recommendations
Authorities urge mariners to seek safe harbor or remain in port until conditions improve. Those who must set sail should secure all equipment and ensure radios and life jackets are easily accessible.
Strong winds and large waves pose a risk of damage to docks, buoys, and moored vessels. People along the shore should avoid piers and breakwalls due to the danger of rogue waves.
Upcoming Weather Improvements
Conditions are expected to improve late Monday night as winds decrease and shift northward. Calmer weather is anticipated to return to the Upper Great Lakes by midweek, providing a temporary respite from the severe maritime weather.