647  
FZUS53 KGRR 290948  
SRFGRR  
 
SURF ZONE FORECAST FOR WEST MICHIGAN  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
548 AM EDT SAT AUG 29 2026  
 
MIZ037-292100-  
MASON-  
INCLUDING THE BEACHES OF LUDINGTON STATE PARK AND STEARNS PARK  
548 AM EDT SAT AUG 29 2026  
   
TODAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN  
THE LATE MORNING AND AFTERNOON.  
WAVE PERIOD.................5 SECONDS.  
UV INDEX....................MODERATE.  
WATER TEMPERATURE...........IN THE LOWER 60S.  
WEATHER.....................PARTLY SUNNY UNTIL 2 PM, THEN CLOUDY. A  
CHANCE OF SHOWERS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH.  
SUNRISE.....................7:06 AM.  
SUNSET......................8:29 PM.  
   
SUNDAY  
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET.  
WAVE PERIOD.................6 SECONDS.  
WEATHER.....................MOSTLY CLOUDY. SHOWERS LIKELY AND A  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTH WINDS AROUND 15 MPH.  
SUNRISE.....................7:07 AM.  
SUNSET......................8:27 PM.  
   
EXTENDED  
   
MONDAY  
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO  
4 FEET EARLY IN THE AFTERNOON. PARTLY SUNNY. A SLIGHT CHANCE OF  
SHOWERS. HIGHS IN THE UPPER 70S. SOUTH WINDS 15 TO 20 MPH.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. PARTLY SUNNY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTH  
WINDS AROUND 10 MPH.    
WEDNESDAY  
LOW SWIM RISK*. WAVES AROUND 1 FOOT. PARTLY SUNNY. A  
CHANCE OF SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS. HIGHS IN THE  
UPPER 70S. SOUTHWEST WINDS AROUND 10 MPH BECOMING NORTHWEST IN THE  
AFTERNOON.  
 
 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
 
 
MIZ043-292100-  
OCEANA-  
INCLUDING THE BEACHES OF CHARLES MEARS STATE PARK AND SILVER LAKE  
STATE PARK  
548 AM EDT SAT AUG 29 2026  
   
TODAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN  
THE LATE MORNING AND AFTERNOON.  
WAVE PERIOD.................5 SECONDS.  
UV INDEX....................MODERATE.  
WATER TEMPERATURE...........IN THE LOWER 60S.  
WEATHER.....................PARTLY SUNNY UNTIL 2 PM, THEN CLOUDY. A  
SLIGHT CHANCE OF SHOWERS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH.  
SUNRISE.....................7:06 AM.  
SUNSET......................8:28 PM.  
   
SUNDAY  
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET.  
WAVE PERIOD.................6 SECONDS.  
WEATHER.....................CLOUDY UNTIL 12 PM, THEN PARTLY SUNNY.  
SHOWERS LIKELY AND A CHANCE OF  
THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTH WINDS AROUND 20 MPH.  
SUNRISE.....................7:07 AM.  
SUNSET......................8:26 PM.  
   
EXTENDED  
   
MONDAY  
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO  
4 FEET IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY. A SLIGHT  
CHANCE OF SHOWERS. HIGHS IN THE UPPER 70S. SOUTH WINDS 15 TO 20 MPH.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. PARTLY SUNNY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTH  
WINDS 10 TO 15 MPH.    
WEDNESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. PARTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE UPPER 70S.  
SOUTHWEST WINDS AROUND 10 MPH BECOMING WEST IN THE AFTERNOON.  
 
 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
 
 
MIZ050-292100-  
MUSKEGON-  
INCLUDING THE BEACHES OF MUSKEGON STATE PARK, PERE MARQUETTE PARK,  
PJ HOFFMASTER STATE PARK, AND DUCK LAKE STATE PARK  
548 AM EDT SAT AUG 29 2026  
   
TODAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN  
THE LATE MORNING AND AFTERNOON.  
WAVE PERIOD.................5 SECONDS.  
UV INDEX....................MODERATE.  
WATER TEMPERATURE...........IN THE UPPER 60S.  
WEATHER.....................PARTLY SUNNY UNTIL 5 PM, THEN CLOUDY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH.  
SUNRISE.....................7:06 AM.  
SUNSET......................8:26 PM.  
   
SUNDAY  
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................4 TO 6 FEET.  
WAVE PERIOD.................6 SECONDS.  
WEATHER.....................MOSTLY CLOUDY UNTIL 3 PM, THEN PARTLY  
SUNNY. SHOWERS LIKELY AND A SLIGHT  
CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTH WINDS AROUND 20 MPH.  
SUNRISE.....................7:07 AM.  
SUNSET......................8:25 PM.  
   
EXTENDED  
   
MONDAY  
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO  
4 FEET IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY. A SLIGHT  
CHANCE OF SHOWERS. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 15 MPH.   
TUESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. PARTLY SUNNY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80. SOUTH WINDS  
AROUND 15 MPH.    
WEDNESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80.  
SOUTHWEST WINDS AROUND 10 MPH BECOMING WEST IN THE AFTERNOON.  
 
 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
 
 
MIZ056-292100-  
OTTAWA-  
INCLUDING THE BEACHES OF GRAND HAVEN STATE PARK AND HOLLAND STATE  
PARK  
548 AM EDT SAT AUG 29 2026  
   
TODAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WAVE PERIOD.................5 SECONDS.  
UV INDEX....................MODERATE.  
WATER TEMPERATURE...........IN THE UPPER 60S.  
WEATHER.....................PARTLY SUNNY UNTIL 5 PM, THEN CLOUDY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH.  
SUNRISE.....................7:06 AM.  
SUNSET......................8:26 PM.  
   
SUNDAY  
 
SWIM RISK*..................HIGH.  
WAVE HEIGHT.................3 TO 5 FEET.  
WAVE PERIOD.................5 SECONDS.  
WEATHER.....................MOSTLY CLOUDY UNTIL 4 PM, THEN MOSTLY  
SUNNY UNTIL 5 PM, THEN MOSTLY CLOUDY.  
SHOWERS LIKELY AND A SLIGHT CHANCE OF  
THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTH WINDS 15 TO 20 MPH.  
SUNRISE.....................7:07 AM.  
SUNSET......................8:24 PM.  
   
EXTENDED  
   
MONDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. MOSTLY CLOUDY. HIGHS  
AROUND 80. SOUTH WINDS AROUND 15 MPH.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. PARTLY SUNNY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80. SOUTHWEST WINDS  
AROUND 15 MPH.    
WEDNESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80.  
SOUTHWEST WINDS AROUND 10 MPH.  
 
 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
 
 
MIZ064-292100-  
ALLEGAN-  
INCLUDING THE BEACHES OF SAUGATUCK DUNES STATE PARK AND OVAL BEACH  
548 AM EDT SAT AUG 29 2026  
   
TODAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WAVE PERIOD.................4 SECONDS.  
UV INDEX....................MODERATE.  
WATER TEMPERATURE...........IN THE UPPER 60S.  
WEATHER.....................MOSTLY SUNNY UNTIL 12 PM, THEN MOSTLY  
CLOUDY.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 15 MPH.  
SUNRISE.....................7:06 AM.  
SUNSET......................8:25 PM.  
   
SUNDAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN  
THE LATE MORNING AND AFTERNOON.  
WAVE PERIOD.................4 SECONDS.  
WEATHER.....................MOSTLY CLOUDY. A CHANCE OF SHOWERS AND  
A SLIGHT CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTH WINDS AROUND 15 MPH.  
SUNRISE.....................7:07 AM.  
SUNSET......................8:24 PM.  
   
EXTENDED  
   
MONDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. PARTLY SUNNY. HIGHS IN  
THE LOWER 80S. SOUTH WINDS AROUND 15 MPH.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. PARTLY SUNNY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S.  
SOUTHWEST WINDS AROUND 15 MPH.    
WEDNESDAY  
LOW SWIM RISK*. WAVES AROUND 1 FOOT. MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S.  
SOUTHWEST WINDS AROUND 10 MPH.  
 
 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
 
 
MIZ071-292100-  
VAN BUREN-  
INCLUDING THE BEACHES OF SOUTH HAVEN AND VAN BUREN STATE PARK  
548 AM EDT SAT AUG 29 2026  
   
TODAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WAVE PERIOD.................4 SECONDS.  
UV INDEX....................MODERATE.  
WATER TEMPERATURE...........IN THE LOWER 70S.  
WEATHER.....................MOSTLY SUNNY UNTIL 11 AM, THEN MOSTLY  
CLOUDY.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................SOUTHWEST WINDS AROUND 10 MPH.  
SUNRISE.....................7:07 AM.  
SUNSET......................8:25 PM.  
   
SUNDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WAVE PERIOD.................4 SECONDS.  
WEATHER.....................PARTLY SUNNY. A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS.  
HIGH TEMPERATURE............IN THE LOWER 80S.  
WINDS.......................SOUTH WINDS AROUND 15 MPH.  
SUNRISE.....................7:08 AM.  
SUNSET......................8:24 PM.  
   
EXTENDED  
   
MONDAY  
LOW SWIM RISK*. WAVES AROUND 1 FOOT. PARTLY SUNNY. HIGHS IN  
THE LOWER 80S. SOUTH WINDS AROUND 15 MPH.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 TO 3 FEET. MOSTLY SUNNY. A CHANCE  
OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS  
10 TO 15 MPH.    
WEDNESDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS IN THE LOWER 80S.  
SOUTHWEST WINDS AROUND 10 MPH.  
 
 
 
SWIM RISK CATEGORY  
* LOW RISK - LARGE WAVES AND DANGEROUS CURRENTS ARE NOT EXPECTED,  
HOWEVER DANGEROUS CURRENTS MAY EXIST AT ANY TIME NEAR PIERS,  
BREAKWALLS, AND RIVER OUTLETS.  
* MODERATE RISK - BREAKING WAVES AND CURRENTS ARE EXPECTED. STAY AWAY  
FROM DANGEROUS AREAS LIKE PIERS, BREAKWALLS, AND RIVER OUTLETS.  
ALWAYS HAVE A FLOTATION DEVICE WITH YOU IN THE WATER.  
* HIGH RISK - LIFE-THREATENING WAVES AND CURRENTS ARE EXPECTED. STAY  
OUT OF THE WATER AND STAY AWAY FROM DANGEROUS AREAS LIKE PIERS AND  
BREAKWALLS.  
 
 
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