597  
FZUS53 KGRR 010330  
SRFGRR  
 
SURF ZONE FORECAST FOR WEST MICHIGAN  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
1130 PM EDT THU JUL 31 2025  
 
MIZ037-010915-  
MASON-  
INCLUDING THE BEACHES OF LUDINGTON STATE PARK AND STEARNS PARK  
1130 PM EDT THU JUL 31 2025  
   
FRIDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WAVE PERIOD.................4 SECONDS.  
UV INDEX....................VERY HIGH.  
WATER TEMPERATURE...........IN THE UPPER 60S.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE LOWER 70S.  
WINDS.......................NORTH WINDS AROUND 15 MPH.  
SUNRISE.....................6:34 AM.  
SUNSET......................9:11 PM.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 FOOT OR LESS.  
WAVE PERIOD.................2 SECONDS.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................LIGHT AND VARIABLE WINDS.  
SUNRISE.....................6:35 AM.  
SUNSET......................9:10 PM.  
   
EXTENDED  
   
SUNDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS IN THE  
UPPER 70S. LIGHT AND VARIABLE WINDS.    
MONDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE UPPER 70S. LIGHT AND VARIABLE WINDS BECOMING NORTHWEST AROUND  
10 MPH IN THE AFTERNOON.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE UPPER 70S. SOUTHEAST 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.  
 
 
 
MIZ043-010915-  
OCEANA-  
INCLUDING THE BEACHES OF CHARLES MEARS STATE PARK AND SILVER LAKE  
STATE PARK  
1130 PM EDT THU JUL 31 2025  
   
FRIDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 TO 3 FEET.  
WAVE PERIOD.................4 SECONDS.  
UV INDEX....................VERY HIGH.  
WATER TEMPERATURE...........AROUND 70.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE LOWER 70S.  
WINDS.......................NORTH WINDS AROUND 15 MPH.  
SUNRISE.....................6:35 AM.  
SUNSET......................9:10 PM.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 FOOT OR LESS.  
WAVE PERIOD.................3 SECONDS.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................LIGHT AND VARIABLE WINDS.  
SUNRISE.....................6:36 AM.  
SUNSET......................9:09 PM.  
   
EXTENDED  
   
SUNDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS IN THE  
UPPER 70S. LIGHT AND VARIABLE WINDS.    
MONDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE UPPER 70S. SOUTHEAST WINDS AROUND 10 MPH BECOMING WEST IN THE  
AFTERNOON.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE UPPER 70S. SOUTHEAST 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.  
 
 
 
MIZ050-010915-  
MUSKEGON-  
INCLUDING THE BEACHES OF MUSKEGON STATE PARK, PERE MARQUETTE PARK,  
PJ HOFFMASTER STATE PARK, AND DUCK LAKE STATE PARK  
1130 PM EDT THU JUL 31 2025  
   
FRIDAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET  
LATE IN THE DAY.  
WAVE PERIOD.................4 SECONDS.  
UV INDEX....................VERY HIGH.  
WATER TEMPERATURE...........IN THE LOWER 70S.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTHEAST WINDS AROUND 15 MPH BECOMING  
NORTHWEST IN THE AFTERNOON.  
SUNRISE.....................6:35 AM.  
SUNSET......................9:08 PM.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 FOOT OR LESS.  
WAVE PERIOD.................2 SECONDS.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING  
NORTHWEST AROUND 10 MPH IN THE  
AFTERNOON.  
SUNRISE.....................6:36 AM.  
SUNSET......................9:06 PM.  
   
EXTENDED  
   
SUNDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS IN THE  
UPPER 70S. LIGHT AND VARIABLE WINDS BECOMING WEST AROUND 10 MPH IN  
THE AFTERNOON.    
MONDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE UPPER 70S. SOUTHEAST WINDS AROUND 10 MPH BECOMING WEST IN THE  
AFTERNOON.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE UPPER 70S. SOUTHEAST WINDS AROUND 10 MPH BECOMING EAST 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.  
 
 
 
MIZ056-010915-  
OTTAWA-  
INCLUDING THE BEACHES OF GRAND HAVEN STATE PARK AND HOLLAND STATE  
PARK  
1130 PM EDT THU JUL 31 2025  
   
FRIDAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET  
LATE IN THE DAY.  
WAVE PERIOD.................4 SECONDS.  
UV INDEX....................VERY HIGH.  
WATER TEMPERATURE...........IN THE MID 60S.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTHEAST WINDS AROUND 10 MPH BECOMING  
NORTHWEST IN THE AFTERNOON.  
SUNRISE.....................6:35 AM.  
SUNSET......................9:07 PM.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 FOOT OR LESS.  
WAVE PERIOD.................3 SECONDS.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING  
NORTHWEST AROUND 10 MPH IN THE  
AFTERNOON.  
SUNRISE.....................6:36 AM.  
SUNSET......................9:06 PM.  
   
EXTENDED  
   
SUNDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS IN THE  
UPPER 70S. LIGHT AND VARIABLE WINDS BECOMING WEST AROUND 10 MPH IN  
THE AFTERNOON.    
MONDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
AROUND 80. SOUTHEAST WINDS AROUND 10 MPH BECOMING NORTHWEST IN THE  
AFTERNOON.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
AROUND 80. SOUTHEAST 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.  
 
 
 
MIZ064-010915-  
ALLEGAN-  
INCLUDING THE BEACHES OF SAUGATUCK DUNES STATE PARK AND OVAL BEACH  
1130 PM EDT THU JUL 31 2025  
   
FRIDAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET  
LATE IN THE DAY.  
WAVE PERIOD.................5 SECONDS.  
UV INDEX....................VERY HIGH.  
WATER TEMPERATURE...........IN THE MID 60S.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTHEAST WINDS AROUND 10 MPH BECOMING  
NORTH IN THE AFTERNOON.  
SUNRISE.....................6:36 AM.  
SUNSET......................9:06 PM.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................1 FOOT OR LESS.  
WAVE PERIOD.................4 SECONDS.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING  
NORTHWEST AROUND 10 MPH IN THE  
AFTERNOON.  
SUNRISE.....................6:37 AM.  
SUNSET......................9:05 PM.  
   
EXTENDED  
   
SUNDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS IN THE  
UPPER 70S. LIGHT AND VARIABLE WINDS BECOMING NORTHWEST AROUND 10 MPH  
IN THE AFTERNOON.    
MONDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE LOWER 80S. SOUTHEAST WINDS AROUND 10 MPH BECOMING NORTH IN THE  
AFTERNOON.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80.  
SOUTHEAST WINDS AROUND 10 MPH BECOMING EAST 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.  
 
 
 
MIZ071-010915-  
VAN BUREN-  
INCLUDING THE BEACHES OF SOUTH HAVEN AND VAN BUREN STATE PARK  
1130 PM EDT THU JUL 31 2025  
   
..BEACH HAZARDS STATEMENT IN EFFECT UNTIL 5 AM EDT FRIDAY  
 
   
FRIDAY  
 
SWIM RISK*..................MODERATE.  
WAVE HEIGHT.................1 TO 3 FEET BUILDING TO 2 TO 4 FEET  
LATE IN THE DAY.  
WAVE PERIOD.................5 SECONDS.  
UV INDEX....................VERY HIGH.  
WATER TEMPERATURE...........IN THE LOWER 60S.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE MID 70S.  
WINDS.......................NORTHEAST WINDS AROUND 10 MPH BECOMING  
NORTH IN THE AFTERNOON.  
SUNRISE.....................6:37 AM.  
SUNSET......................9:06 PM.  
   
SATURDAY  
 
SWIM RISK*..................LOW.  
WAVE HEIGHT.................AROUND 1 FOOT.  
WAVE PERIOD.................4 SECONDS.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE UPPER 70S.  
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING NORTH  
AROUND 10 MPH IN THE AFTERNOON.  
SUNRISE.....................6:38 AM.  
SUNSET......................9:04 PM.  
   
EXTENDED  
   
SUNDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS AROUND  
80. LIGHT AND VARIABLE WINDS.    
MONDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. HIGHS  
IN THE LOWER 80S. LIGHT AND VARIABLE WINDS.    
TUESDAY  
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. MOSTLY SUNNY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. HIGHS AROUND 80.  
SOUTHEAST WINDS AROUND 10 MPH UNTIL MIDDAY BECOMING LIGHT AND  
VARIABLE.  
 
 
 
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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