


Other Marine Products
Issued by NWS Grand Rapids, MI
Issued by NWS Grand Rapids, MI
158 SXUS83 KGRR 091457 OMRGRR Other Marine Reports National Weather Service Grand Rapids MI 1030 AM EDT Sat Aug 9 2025 Lake Michigan Beach Reports Water Wave Flag Location Temp Height Color Ludington State Park 74 F 3 ft Red Mears State Park (Pentwater) 70 F 2 ft Yellow Duck Lake State Park 71 F 3 ft Yellow Muskegon State Park 68 F 4 ft Red P.J. Hoffmaster State Park 75 F 2 ft Red Grand Haven State Park 70 F 3 ft Yellow Holland State Park 72 F 2 ft Green Saugatuck Oval Beach 75 F 2 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 $$ DUKE