139  
WHUS43 KGRR 120137  
CFWGRR  
 
COASTAL HAZARD MESSAGE  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
937 PM EDT MON SEP 11 2023  
 
MIZ037-043-120945-  
/O.CON.KGRR.BH.S.0025.230912T0800Z-230913T0400Z/  
MASON-OCEANA-  
937 PM EDT MON SEP 11 2023  
 
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 4 AM EDT  
TUESDAY THROUGH TUESDAY EVENING...  
 
* WHAT...HIGH WAVE ACTION, STRONG CURRENTS, AND DANGEROUS  
SWIMMING CONDITIONS EXPECTED. PIERS MAY BE HEAVILY SWAMPED BY  
WAVES.  
 
* WHERE...MASON AND OCEANA COUNTIES.  
 
* WHEN...FROM LATE TONIGHT THROUGH TUESDAY EVENING.  
 
* IMPACTS...STRONG CURRENTS CAN PULL SWIMMERS INTO DEEPER WATER  
AND HIGH WAVES CAN SWEEP PEOPLE OFF PIERS.  
 
* ADDITIONAL DETAILS...THE NORTH SIDE OF NORTH PIERS WILL BE  
MOST DANGEROUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMAIN OUT OF THE WATER TO AVOID HAZARDOUS SWIMMING CONDITIONS  
AND DO NOT VENTURE OUT ON PIERS. PLEASE CHECK WITH YOUR LOCAL  
AUTHORITIES ON POTENTIAL BEACH CLOSURES.  
 

 
 

 
 
MIZ050-056-064-071-120945-  
/O.CON.KGRR.BH.S.0025.230912T1200Z-230913T0400Z/  
MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-  
937 PM EDT MON SEP 11 2023  
 
...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 8 AM EDT  
TUESDAY THROUGH TUESDAY EVENING...  
 
* WHAT...HIGH WAVE ACTION, STRONG CURRENTS, AND DANGEROUS  
SWIMMING CONDITIONS EXPECTED. PIERS MAY BE HEAVILY SWAMPED BY  
WAVES.  
 
* WHERE...MUSKEGON, OTTAWA, ALLEGAN AND VAN BUREN COUNTIES.  
 
* WHEN...FROM TUESDAY MORNING THROUGH TUESDAY EVENING.  
 
* IMPACTS...STRONG CURRENTS CAN PULL SWIMMERS INTO DEEPER WATER  
AND HIGH WAVES CAN SWEEP PEOPLE OFF PIERS.  
 
* ADDITIONAL DETAILS...THE NORTH SIDE OF NORTH PIERS WILL BE  
MOST DANGEROUS.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
REMAIN OUT OF THE WATER TO AVOID HAZARDOUS SWIMMING CONDITIONS  
AND DO NOT VENTURE OUT ON PIERS. PLEASE CHECK WITH YOUR LOCAL  
AUTHORITIES ON POTENTIAL BEACH CLOSURES.  
 

 
 

 
 
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