Station Name: Mackinac Straits West, Mackinaw City, MI
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 574 feet

Nearest Address:
Offshore
Mackinaw City, MI 49701
Mackinac County

GPS Coordinates: 45.825, -84.772

Nearby Water Temperatures

Heat Advisory issued July 1 at 2:44PM EDT until July 2 at 8:00PM EDT by NWS Gaylord MI

Effective: Wed July 1, 2026, 2:44 PM
Expires: Thu July 2, 2026, 2:45 AM

* WHAT...Heat index values up to 103. * WHERE...Alcona, Alpena, Arenac, Cheboygan, Gladwin, Iosco, Montmorency, Ogemaw, Oscoda, and Presque Isle Counties. * WHEN...Until 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Heat Advisory issued July 1 at 11:34PM EDT until July 2 at 8:00PM EDT by NWS Gaylord MI

Effective: Wed July 1, 2026, 11:34 PM
Expires: Thu July 2, 2026, 11:45 AM

* WHAT...Heat index values as high as 105. * WHERE...Alcona, Alpena, Arenac, Cheboygan, Gladwin, Iosco, Montmorency, Ogemaw, Oscoda, and Presque Isle Counties. * WHEN...Until 8 PM EDT Thursday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Prolonged high humidity and limited overnight cooling will lead to compounding heat stress throughout the week.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Heat Advisory issued July 2 at 3:58AM EDT until July 2 at 8:00PM EDT by NWS Gaylord MI

Effective: Thu July 2, 2026, 3:58 AM
Expires: Thu July 2, 2026, 4:00 PM

* WHAT...Heat index values up to 100. * WHERE...Alcona, Alpena, Arenac, Cheboygan, Gladwin, Iosco, Montmorency, Ogemaw, Oscoda, and Presque Isle Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...Prolonged high humidity and limited overnight cooling will lead to compounding heat stress throughout the week.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.