National Park Michigan

Weather

A dark gray storm cloud rolls over the Greenstone Ridge.

Isle Royale Recreational Forecast

Check how weather may effect your land-based trip.

White-capped waves crash in the water.

Isle Royale Marine Forecast

Check how weather and waves may effect your water-based trip.

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Houghton, MI Weather

Hazardous Weather Conditions

Lat: 47.12286366199124 Long: -88.56412527887952

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Grand Portage, MN Weather

Hazardous Weather Conditions

Lat: 47.962226637072604 Long: -89.65118408203125

Current Conditions at Isle Royale

Last updated: August 3, 2022

Contact Info

Mailing Address:

800 East Lakeshore Drive
Houghton, MI 49931

Phone:

906 482-0984

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