Story perspectives
Great Lakes Face 30-Foot Waves, Navigational Hazards Ahead
12/31/2025
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Story summary
- Gale-force winds on the Great Lakes are forecast to produce waves over 20 feet, with some exceeding 30 feet, through December 29, 2025.
- Experts say Great Lakes can be more dangerous than oceans due to volatile storms and choppy waves.
- Unlike ocean swells, Great Lakes waves occur every two to five seconds, raising the risk of metal fatigue in ships.
- Freshwater freezes faster than saltwater, adding hazards for navigating vessels.
