Coastal Flood Warnings/Watches/Statements
Issued by NWS Grand Rapids, MI

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000
WHUS43 KGRR 070644
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
244 AM EDT TUE JUL 7 2015

MIZ037-043-050-071445-
/O.CON.KGRR.BH.S.0009.000000T0000Z-150708T0300Z/
MASON-OCEANA-MUSKEGON-
244 AM EDT TUE JUL 7 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING
  CONDITIONS EXPECTED.

* STRONG STRUCTURAL CURRENTS EXPECTED.

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS POSSIBLE.

* LOCATION...BEACHES FROM GRAND HAVEN TO MANISTEE.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THIS AFTERNOON
  AND EVENING IN SOUTHERLY FLOW INCLUDE...PERE MARQUETTE PARK IN
  MUSKEGON. ON TUESDAY WITH NORTH WINDS IN PLACE PARTICULARLY
  DANGEROUS BEACHES INCLUDE STEARNS PARK IN LUDINGTON...MEARS
  STATE PARK IN PENTWATER AND MUSKEGON STATE PARK.

* OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL
  DIMINISH TO 10 TO 20 KNOTS THIS EVENING. EXPECT WAVES OF 3 TO 5
  FEET TODAY INTO EARLY THIS EVENING. A HIGH SWIM RISK IS
  EXPECTED INTO THIS EVENING DUE TO THE HIGH WINDS AND WAVES
  CAUSING STRONG LONG SHORE AND STRUCURAL CURRRENTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HIGH WAVE ACTION MAKES SWIMMING DIFFICULT AND CAN TIRE EVEN A
STRONG SWIMMER QUICKLY.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND
WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT INTO DEEPER WATER ALONG THE PIER STRUCTURE.

A LONGSHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO
SHORE. LONGSHORE CURRENTS CAN BE STRONG ENOUGH TO PREVENT
SWIMMERS FROM BEING ABLE TO KEEP THEIR FEET ON THE BOTTOM...
MAKING IT DIFFICULT TO RETURN TO SHORE.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER.

&&

$$

MIZ056-064-071-071445-
/O.CON.KGRR.BH.S.0009.000000T0000Z-150708T0300Z/
OTTAWA-ALLEGAN-VAN BUREN-
244 AM EDT TUE JUL 7 2015

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING
  CONDITIONS EXPECTED.

* STRONG STRUCTURAL CURRENTS EXPECTED.

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS POSSIBLE.

* LOCATION...BEACHES FROM ST. JOSEPH TO GRAND HAVEN.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS LATE TONIGHT
  AND ON TUESDAY INCLUDE... NORTH BEACH IN SOUTH HAVEN...
  HOLLAND STATE PARK...

* OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 20 TO 30 KNOTS WILL
  DIMINISH TO 10 TO 20 KNOTS THIS EVENING. EXPECT WAVES OF 3 TO 5
  FEET TODAY INTO EARLY THIS EVENING. A HIGH SWIM RISK IS EXPECTED
  INTO THIS EVENING DUE TO THE HIGH WINDS AND WAVES CAUSING STRONG
  LONG SHORE AND STRUCURAL CURRRENTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

HIGH WAVE ACTION MAKES SWIMMING DIFFICULT AND CAN TIRE EVEN A
STRONG SWIMMER QUICKLY.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND
WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT INTO DEEPER WATER ALONG THE PIER STRUCTURE.

A LONGSHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO
SHORE. LONGSHORE CURRENTS CAN BE STRONG ENOUGH TO PREVENT
SWIMMERS FROM BEING ABLE TO KEEP THEIR FEET ON THE BOTTOM...
MAKING IT DIFFICULT TO RETURN TO SHORE.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN
SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER.

&&

$$

WDM

WEATHER.GOV/GRR



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