


Other Marine Products
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
481 SXUS83 KGRR 011444 OMRGRR Other Marine Reports National Weather Service Grand Rapids MI 1044 AM EDT Fri Aug 1 2025 Lake Michigan Beach Reports Water Wave Flag Location Temp Height Color Ludington State Park 57 F 1 ft Green Mears State Park (Pentwater) 63 F 0 ft Green Duck Lake State Park 61 F M ft Green Muskegon State Park 66 F 1 ft Green P.J. Hoffmaster State Park 70 F 1 ft Green Grand Haven State Park 52 F 0 ft Green Holland State Park 52 F 1 ft Green Saugatuck Oval Beach 73 F 0 ft None Disclaimer These observations are reported during the morning hours and may not be representative of conditions later in the day. Flag Definitions Green: OK to swim Yellow: Caution is urged Red: Hazardous to swim Safety Information Multiple beach hazards can develop when winds and waves increase. Multiple hazards include large waves, structural currents, rip currents and longshore currents. The latest swim hazard risk can be obtained from the following website: www.weather.gov/greatlakes/beachhazards $$