ISLE ROYALE NATIONAL PARK

PARKS
February 10, 2025

Heavy Freezing Spray Warning
2025-02-11T07:00:00-05:00

* WHAT...Heavy freezing spray at a rate of 2 cm per hour or greater occurring, and may rapidly accumulate on vessels. * WHERE...Portions of Central, Eastern and Western Lake Superior. * WHEN...Until 7 AM EST /6 AM CST/ Tuesday. * IMPACTS...Operating a vessel in heavy freezing spray is hazardous. Freezing spray may render mechanical and electronic components inoperative. Rapid ice accretion on decks and superstructures may result in a catastrophic loss of stability.


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