Station Name: South Haven Buoy, MI
Station Type: Buoy
Data Source: National Data Buoy Center

Elevation Above Sea Level: 574 feet

Nearest Address:
Offshore
South Haven, MI 49090
Van Buren County

GPS Coordinates: 42.397, -86.331

Nearby Water Temperatures

Dense Smoke Advisory issued July 17 at 2:00PM EDT until July 17 at 8:00PM EDT by NWS Grand Rapids MI

Effective: Fri July 17, 2026, 2:00 PM
Expires: Fri July 17, 2026, 10:00 PM

* WHAT...For the Dense Smoke Advisory, dense smoke will reduce visibility to one to two nautical miles. For the Small Craft Advisory, northwest winds 15 to 25 knots with gusts up to 30 knots and waves 3 to 6 feet expected. * WHERE...St Joseph to South Haven MI, South Haven to Holland MI, Holland to Grand Haven MI, Grand Haven to Whitehall MI, Whitehall to Pentwater MI and Pentwater to Manistee MI. * WHEN...For the Dense Smoke Advisory, until 8 PM EDT this evening. For the Small Craft Advisory, from 2 AM Saturday to 4 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.

Small Craft Advisory issued July 17 at 2:00PM EDT until July 19 at 4:00AM EDT by NWS Grand Rapids MI

Effective: Fri July 17, 2026, 2:00 PM
Expires: Fri July 17, 2026, 10:00 PM

* WHAT...For the Dense Smoke Advisory, dense smoke will reduce visibility to one to two nautical miles. For the Small Craft Advisory, northwest winds 15 to 25 knots with gusts up to 30 knots and waves 3 to 6 feet expected. * WHERE...St Joseph to South Haven MI, South Haven to Holland MI, Holland to Grand Haven MI, Grand Haven to Whitehall MI, Whitehall to Pentwater MI and Pentwater to Manistee MI. * WHEN...For the Dense Smoke Advisory, until 8 PM EDT this evening. For the Small Craft Advisory, from 2 AM Saturday to 4 AM EDT Sunday. * IMPACTS...Conditions will be hazardous to small craft. Low visibility will make navigation difficult.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. If you must navigate, proceed with caution. Use proper fog signals. Make sure all running lights are on. Remember to use your radar and compass.