538
FZUS53 KGRR 200623
SRFGRR
SURF ZONE FORECAST FOR WEST MICHIGAN
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
223 AM EDT THU AUG 20 2026
MIZ037-202100-
MASON-
INCLUDING THE BEACHES OF LUDINGTON STATE PARK AND STEARNS PARK
223 AM EDT THU AUG 20 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WAVE PERIOD.................3 SECONDS.
UV INDEX....................HIGH.
WATER TEMPERATURE...........IN THE LOWER 70S.
WEATHER.....................SUNNY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING WEST
AROUND 10 MPH IN THE AFTERNOON.
SUNRISE.....................6:55 AM.
SUNSET......................8:44 PM.
FRIDAY
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.....................PARTLY SUNNY. A SLIGHT CHANCE OF
SHOWERS.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTH WINDS 15 TO 20 MPH.
SUNRISE.....................6:56 AM.
SUNSET......................8:42 PM.
EXTENDED
SATURDAY
LOW SWIM RISK*. WAVES 1 TO 3 FEET. MOSTLY SUNNY. HIGHS IN
THE LOWER 70S. NORTHWEST WINDS 15 TO 20 MPH.
SUNDAY
MODERATE SWIM RISK*. WAVES 2 TO 4 FEET. SUNNY. HIGHS AROUND
70. NORTH WINDS AROUND 20 MPH.
MONDAY
LOW SWIM RISK*. WAVES AROUND 1 FOOT. SUNNY. HIGHS IN THE
LOWER 70S. NORTH 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.
MIZ043-202100-
OCEANA-
INCLUDING THE BEACHES OF CHARLES MEARS STATE PARK AND SILVER LAKE
STATE PARK
223 AM EDT THU AUG 20 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WAVE PERIOD.................2 SECONDS.
UV INDEX....................HIGH.
WATER TEMPERATURE...........IN THE LOWER 70S.
WEATHER.....................SUNNY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING WEST
AROUND 10 MPH IN THE AFTERNOON.
SUNRISE.....................6:56 AM.
SUNSET......................8:43 PM.
FRIDAY
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.....................PARTLY SUNNY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTH WINDS 15 TO 20 MPH.
SUNRISE.....................6:57 AM.
SUNSET......................8:42 PM.
EXTENDED
SATURDAY
LOW SWIM RISK*. WAVES 1 TO 3 FEET. MOSTLY SUNNY. HIGHS IN
THE LOWER 70S. NORTHWEST WINDS AROUND 20 MPH.
SUNDAY
HIGH SWIM RISK*. WAVES 3 TO 5 FEET. SUNNY. HIGHS IN THE
UPPER 60S. BREEZY. NORTH WINDS AROUND 25 MPH.
MONDAY
LOW SWIM RISK*. WAVES AROUND 1 FOOT. SUNNY. HIGHS IN THE
LOWER 70S. NORTH 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.
MIZ050-202100-
MUSKEGON-
INCLUDING THE BEACHES OF MUSKEGON STATE PARK, PERE MARQUETTE PARK,
PJ HOFFMASTER STATE PARK, AND DUCK LAKE STATE PARK
223 AM EDT THU AUG 20 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WAVE PERIOD.................2 SECONDS.
UV INDEX....................HIGH.
WATER TEMPERATURE...........IN THE LOWER 70S.
WEATHER.....................SUNNY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING
NORTHWEST AROUND 10 MPH IN THE
AFTERNOON.
SUNRISE.....................6:56 AM.
SUNSET......................8:41 PM.
FRIDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WAVE PERIOD.................3 SECONDS.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTH WINDS AROUND 15 MPH.
SUNRISE.....................6:57 AM.
SUNSET......................8:40 PM.
EXTENDED
SATURDAY
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. HIGHS IN THE
LOWER 70S. BREEZY. NORTHWEST WINDS 20 TO 25 MPH.
SUNDAY
HIGH SWIM RISK*. WAVES 3 TO 5 FEET. SUNNY. HIGHS AROUND 70.
WINDY. NORTH WINDS AROUND 20 MPH INCREASING TO NORTHWEST AROUND
30 MPH IN THE AFTERNOON.
MONDAY
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS IN THE
LOWER 70S. NORTHEAST 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.
MIZ056-202100-
OTTAWA-
INCLUDING THE BEACHES OF GRAND HAVEN STATE PARK AND HOLLAND STATE
PARK
223 AM EDT THU AUG 20 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WAVE PERIOD.................2 SECONDS.
UV INDEX....................HIGH.
WATER TEMPERATURE...........IN THE LOWER 70S.
WEATHER.....................SUNNY.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................NORTHEAST WINDS AROUND 10 MPH BECOMING
NORTH IN THE AFTERNOON.
SUNRISE.....................6:56 AM.
SUNSET......................8:41 PM.
FRIDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 TO 3 FEET.
WAVE PERIOD.................3 SECONDS.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTH WINDS AROUND 15 MPH BECOMING
SOUTHWEST IN THE AFTERNOON.
SUNRISE.....................6:57 AM.
SUNSET......................8:39 PM.
EXTENDED
SATURDAY
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. HIGHS IN THE
LOWER 70S. BREEZY. NORTHWEST WINDS 20 TO 25 MPH.
SUNDAY
HIGH SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET
IN THE LATE MORNING AND AFTERNOON. SUNNY. HIGHS AROUND 70. BREEZY.
NORTHWEST WINDS 20 TO 25 MPH.
MONDAY
LOW SWIM RISK*. WAVES 1 FOOT OR LESS. SUNNY. HIGHS IN THE
LOWER 70S. NORTHEAST 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.
MIZ064-202100-
ALLEGAN-
INCLUDING THE BEACHES OF SAUGATUCK DUNES STATE PARK AND OVAL BEACH
223 AM EDT THU AUG 20 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WAVE PERIOD.................3 SECONDS.
UV INDEX....................HIGH.
WATER TEMPERATURE...........IN THE LOWER 70S.
WEATHER.....................SUNNY.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................NORTHEAST WINDS AROUND 10 MPH BECOMING
NORTH IN THE AFTERNOON.
SUNRISE.....................6:57 AM.
SUNSET......................8:40 PM.
FRIDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WAVE PERIOD.................3 SECONDS.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE MID 70S.
WINDS.......................SOUTH WINDS AROUND 10 MPH BECOMING
SOUTHWEST IN THE AFTERNOON.
SUNRISE.....................6:58 AM.
SUNSET......................8:38 PM.
EXTENDED
SATURDAY
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. HIGHS IN THE
LOWER 70S. NORTHWEST WINDS AROUND 20 MPH.
SUNDAY
HIGH SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET
IN THE LATE MORNING AND AFTERNOON. SUNNY. HIGHS AROUND 70. BREEZY.
NORTH WINDS AROUND 15 MPH INCREASING TO NORTHWEST AROUND 25 MPH IN
THE AFTERNOON.
MONDAY
LOW SWIM RISK*. WAVES AROUND 1 FOOT. SUNNY. HIGHS IN THE
LOWER 70S. LIGHT AND VARIABLE WINDS BECOMING NORTHWEST AROUND 10 MPH
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.
MIZ071-202100-
VAN BUREN-
INCLUDING THE BEACHES OF SOUTH HAVEN AND VAN BUREN STATE PARK
223 AM EDT THU AUG 20 2026
TODAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................AROUND 1 FOOT.
WAVE PERIOD.................3 SECONDS.
UV INDEX....................HIGH.
WATER TEMPERATURE...........IN THE LOWER 70S.
WEATHER.....................SUNNY.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................LIGHT AND VARIABLE WINDS BECOMING NORTH
AROUND 10 MPH IN THE AFTERNOON.
SUNRISE.....................6:57 AM.
SUNSET......................8:40 PM.
FRIDAY
SWIM RISK*..................LOW.
WAVE HEIGHT.................1 FOOT OR LESS.
WAVE PERIOD.................2 SECONDS.
WEATHER.....................MOSTLY SUNNY.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................SOUTH WINDS AROUND 10 MPH BECOMING
SOUTHWEST IN THE AFTERNOON.
SUNRISE.....................6:58 AM.
SUNSET......................8:38 PM.
EXTENDED
SATURDAY
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET IN THE LATE MORNING AND AFTERNOON. MOSTLY SUNNY. A SLIGHT
CHANCE OF SHOWERS. HIGHS IN THE LOWER 70S. NORTHWEST WINDS AROUND
20 MPH.
SUNDAY
MODERATE SWIM RISK*. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET IN THE LATE MORNING AND AFTERNOON. SUNNY. HIGHS IN THE LOWER
70S. NORTH WINDS 15 TO 20 MPH.
MONDAY
LOW SWIM RISK*. WAVES 1 TO 3 FEET. SUNNY. HIGHS IN THE
LOWER 70S. LIGHT AND VARIABLE WINDS.
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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