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

Freeze Warning issued May 1 at 7:55PM EDT until May 2 at 9:00AM EDT by NWS Grand Rapids MI

Effective: Fri May 1, 2026, 7:55 PM
Expires: Sat May 2, 2026, 9:00 AM

* WHAT...Sub-freezing temperatures as low as 25 expected. * WHERE...Portions of central, south central, southwest, and west central Michigan. * WHEN...From midnight tonight to 9 AM EDT Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Take steps now to protect tender plants from the cold.

Freeze Warning issued May 2 at 2:22AM EDT until May 2 at 9:00AM EDT by NWS Grand Rapids MI

Effective: Sat May 2, 2026, 2:22 AM
Expires: Sat May 2, 2026, 9:00 AM

* WHAT...Sub-freezing temperatures as low as 25. * WHERE...Portions of central, south central, southwest, and west central Michigan. * WHEN...Until 9 AM EDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Take steps now to protect tender plants from the cold.

Freeze Warning issued May 1 at 11:53AM EDT until May 2 at 9:00AM EDT by NWS Northern Indiana

Effective: Fri May 1, 2026, 11:53 AM
Expires: Sat May 2, 2026, 9:00 AM

* WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...Portions of northern Indiana, southwest Michigan, and northwest Ohio. * WHEN...From 2 AM EDT /1 AM CDT/ to 9 AM EDT /8 AM CDT/ Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. * ADDITIONAL DETAILS...It is possible that clouds impact how far temperatures fall tonight, but initial indications are that temperatures will have fallen to freezing before clouds arrive.

Take steps now to protect tender plants from the cold.

Flood Warning issued May 1 at 3:06PM EDT by NWS Grand Rapids MI

Effective: Fri May 1, 2026, 3:06 PM
Expires: Sat May 2, 2026, 5:15 PM

...The Flood Warning continues for the following rivers in Michigan... Portage River near Vicksburg affecting Kalamazoo County. * WHAT...Minor flooding is forecast. * WHERE...Portage River near Vicksburg. * WHEN...Until further notice. * IMPACTS...At 5.0 feet, Expect overflows into wooded areas, yards, a few outbuildings, and farmland adjacent to the river. * ADDITIONAL DETAILS... - There is no current observed data. - Bankfull stage is 4.5 feet. - Forecast...The river is expected to remain steady above flood stage at 5.2 feet. - Flood stage is 5.0 feet. - Flood History...This crest compares to a previous crest of 5.2 feet on 05/20/2019. - http://www.weather.gov/safety/flood

Motorists should not attempt to drive around barricades or drive cars through flooded areas. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Additional information is available at www.weather.gov/grr.