Alert archive / Michigan / Beach Hazards Statements in 2016

Beach Hazards Statement 23, NWS Grand Rapids, MI

September 11, 20164 counties in Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Sep 11, 2016, 3:38 PM EDT for 4 counties in Michigan. It took effect at Sep 12, 2016, 12:00 AM EDT. It was in force for 39 hr.

The area

The counties it named.

The facts

Issued
Sep 11, 2016, 3:38 PM EDT (19:38 UTC)
In effect from
Sep 12, 2016, 12:00 AM EDT
Expired
Sep 13, 2016, 3:28 PM EDT
In force
39 hr
Issued by
NWS Grand Rapids, MI

Counties Mason County, MI, Muskegon County, MI, Oceana County, MI, Ottawa County, MI

The radar

The Grand Rapids radar (KGRR), 87 km from the middle of the area, began a volume at 19:42 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.6 hours before the alert went out and 184 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2016-09-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2016-09-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 49 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1464 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
49 m²/s²
0-3 km storm-relative helicity
100 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

469 
WHUS43 KGRR 111938
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
338 PM EDT SUN SEP 11 2016

MIZ037-043-050-056-120345-
/O.NEW.KGRR.BH.S.0023.160912T0400Z-160913T1000Z/
MASON-OCEANA-MUSKEGON-OTTAWA-
338 PM EDT SUN SEP 11 2016

...BEACH HAZARDS STATEMENT IN EFFECT FROM MIDNIGHT EDT TONIGHT
THROUGH LATE MONDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT FROM MIDNIGHT EDT TONIGHT
THROUGH LATE MONDAY NIGHT. 

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

* STRONG STRUCTURAL CURRENTS POSSIBLE. 

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

  SOUTH BEACH IN SOUTH HAVEN...
  GRAND HAVEN STATE PARK...
  PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTH FLOW WILL INCREASE TONIGHT
  AND TUESDAY AHEAD OF THE NEXT COLD FRONT. AS WAVES INCREASE TO 3
  TO 5 FEET LATER TONIGHT...SWIMMING CONDITIONS WILL BECOME
  DANGEROUS...ESPECIALLY ALONG SOUTH FACING PIERS WHERE STRONG
  STRUCTURAL CURRENTS WILL DEVELOP.

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.

&&

$$


WEATHER.GOV/GRR
7 follow-up statements
356 
WHUS43 KGRR 120739
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
339 AM EDT MON SEP 12 2016

MIZ037-043-050-056-121545-
/O.CON.KGRR.BH.S.0023.000000T0000Z-160913T1000Z/
MASON-OCEANA-MUSKEGON-OTTAWA-
339 AM EDT MON SEP 12 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

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

* STRONG STRUCTURAL CURRENTS POSSIBLE.

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

 SOUTH BEACH IN SOUTH HAVEN...   GRAND HAVEN STATE PARK...  
PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHWEST WINDS OF 15 TO 25 KNOTS
  ARE FORECASTED TODAY INTO TONIGHT AHEAD OF THE NEXT COLD FRONT.
  THE WAVES WILL GENERALLY BE 3 TO 5 FEET RESULTING IN SWIMMING
  CONDITIONS THAT WILL BECOME DANGEROUS...ESPECIALLY ALONG SOUTH
  FACING PIERS WHERE STRONG STRUCTURAL CURRENTS WILL DEVELOP.

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.

&&

$$


WEATHER.GOV/GRR
899 
WHUS43 KGRR 121426
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1026 AM EDT MON SEP 12 2016

MIZ037-043-050-056-122230-
/O.CON.KGRR.BH.S.0023.000000T0000Z-160913T1000Z/
MASON-OCEANA-MUSKEGON-OTTAWA-
1026 AM EDT MON SEP 12 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

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

* STRONG STRUCTURAL CURRENTS POSSIBLE.

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

SOUTH BEACH IN SOUTH HAVEN...   GRAND HAVEN STATE PARK... PERE
MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHWEST WINDS OF 15 TO 25 KNOTS 
  ARE FORECASTED TODAY INTO TONIGHT AHEAD OF THE NEXT COLD 
  FRONT. THE WAVES WILL GENERALLY BE 3 TO 5 FEET RESULTING IN 
  SWIMMING CONDITIONS THAT WILL BECOME DANGEROUS...ESPECIALLY 
  ALONG SOUTH FACING PIERS WHERE STRONG STRUCTURAL CURRENTS WILL 
  DEVELOP. 

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.

&&

$$


WEATHER.GOV/GRR
277 
WHUS43 KGRR 121935
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
335 PM EDT MON SEP 12 2016

MIZ050-056-122045-
/O.CAN.KGRR.BH.S.0023.000000T0000Z-160913T1000Z/
MUSKEGON-OTTAWA-
335 PM EDT MON SEP 12 2016

...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS CANCELLED THE
BEACH HAZARDS STATEMENT. 



$$

MIZ037-043-130345-
/O.CON.KGRR.BH.S.0023.000000T0000Z-160913T1000Z/
MASON-OCEANA-
335 PM EDT MON SEP 12 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
TONIGHT...

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

* STRONG STRUCTURAL CURRENTS POSSIBLE.

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

SOUTH BEACH IN SOUTH HAVEN...   GRAND HAVEN STATE PARK... PERE
MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHWEST WINDS OF 10 TO 20 KNOTS
  ARE FORECASTED TONIGHT AHEAD OF THE NEXT COLD FRONT. THE WAVES
  WILL GENERALLY BE 3 TO 5 FEET RESULTING IN SWIMMING CONDITIONS
  THAT WILL BECOME DANGEROUS...ESPECIALLY ALONG SOUTH FACING PIERS
  WHERE STRONG STRUCTURAL CURRENTS WILL DEVELOP. WAVES WILL
  GRADUALLY DECREASE TOWARD SUNRISE.

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.

&&

$$


WEATHER.GOV/GRR
144 
WHUS43 KGRR 130710
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
310 AM EDT TUE SEP 13 2016

MIZ037-043-131500-
/O.EXT.KGRR.BH.S.0023.000000T0000Z-160913T1500Z/
MASON-OCEANA-
310 AM EDT TUE SEP 13 2016

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

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

* STRONG STRUCTURAL CURRENTS POSSIBLE.

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

 LUDINGTON STATE PARK.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHWEST WINDS OF 10 TO 20 KNOTS
  TO CONTINUE THIS MORNING. THE WAVES WILL GENERALLY BE 3 TO 5
  FEET RESULTING IN SWIMMING CONDITIONS THAT WILL BECOME
  DANGEROUS...ESPECIALLY ALONG SOUTH FACING PIERS WHERE STRONG
  STRUCTURAL CURRENTS WILL DEVELOP. WAVES WILL GRADUALLY DECREASE
  TOWARD NOON.

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.

&&

$$


WEATHER.GOV/GRR
055 
WHUS43 KGRR 131033
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
633 AM EDT TUE SEP 13 2016

MIZ050-056-131500-
/O.EXA.KGRR.BH.S.0023.000000T0000Z-160913T1500Z/
MUSKEGON-OTTAWA-
633 AM EDT TUE SEP 13 2016

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT UNTIL 11 AM EDT THIS
MORNING. 

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

* STRONG STRUCTURAL CURRENTS POSSIBLE.

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

GRAND HAVEN AND PERE MARQUETTE STATE PARKS.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHWEST WINDS OF 10 TO 20 KNOTS 
  TO CONTINUE THIS MORNING. THE WAVES WILL GENERALLY BE 3 TO 5 
  FEET RESULTING IN SWIMMING CONDITIONS THAT WILL BECOME 
  DANGEROUS...ESPECIALLY ALONG SOUTH FACING PIERS WHERE STRONG 
  STRUCTURAL CURRENTS WILL DEVELOP. WAVES WILL GRADUALLY 
  DECREASE TOWARD NOON. 

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.

&&

$$

MIZ037-043-131500-
/O.CON.KGRR.BH.S.0023.000000T0000Z-160913T1500Z/
MASON-OCEANA-
633 AM EDT TUE SEP 13 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

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

* STRONG STRUCTURAL CURRENTS POSSIBLE.

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

LUDINGTON STATE PARK.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHWEST WINDS OF 10 TO 20 KNOTS 
  TO CONTINUE THIS MORNING. THE WAVES WILL GENERALLY BE 3 TO 5 
  FEET RESULTING IN SWIMMING CONDITIONS THAT WILL BECOME 
  DANGEROUS...ESPECIALLY ALONG SOUTH FACING PIERS WHERE STRONG 
  STRUCTURAL CURRENTS WILL DEVELOP. WAVES WILL GRADUALLY 
  DECREASE TOWARD NOON. 

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.

&&

$$


WEATHER.GOV/GRR
831 
WHUS43 KGRR 131450
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1050 AM EDT TUE SEP 13 2016

MIZ037-043-050-056-132000-
/O.EXT.KGRR.BH.S.0023.000000T0000Z-160913T2000Z/
MASON-OCEANA-MUSKEGON-OTTAWA-
1050 AM EDT TUE SEP 13 2016

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON...

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

* STRONG STRUCTURAL CURRENTS POSSIBLE.

* STRONG LONGSHORE CURRENTS POSSIBLE.

* RIP CURRENTS POSSIBLE

* LOCATION...BEACHES FROM HOLLAND TO MANISTEE

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

LUDINGTON STATE PARK.

* OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS OF 15 TO 25 KNOTS THIS
  MORNING WILL DECREASE TO 10 TO 20 KNOTS AND SHIFT SOUTHWEST THIS
  AFTERNOON. WAVES OF 3 TO 5 FEET WILL PRODUCE DANGEROUS SWIMMING
  CONDITIONS...ESPECIALLY ALONG SOUTH FACING PIERS WHERE STRONG
  STRUCTURAL CURRENTS WILL DEVELOP. WAVES WILL GRADUALLY DECREASE
  THIS AFTERNOON.

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.

&&

$$

WEATHER.GOV/GRR
830 
WHUS43 KGRR 131928
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
328 PM EDT TUE SEP 13 2016

MIZ037-043-050-056-132030-
/O.CAN.KGRR.BH.S.0023.000000T0000Z-160913T2000Z/
MASON-OCEANA-MUSKEGON-OTTAWA-
328 PM EDT TUE SEP 13 2016

...BEACH HAZARDS STATEMENT IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS CANCELLED THE
BEACH HAZARDS STATEMENT. 

A MODERATE RISK FOR DANGEROUS CURRENTS WILL PERSIST INTO EARLY
THIS EVENING. HOWEVER...THE OVERALL RISK WILL DIMINISH WITH WAVES
SUBSIDING TO 1 TO 3 FEET OVERNIGHT.

$$


WEATHER.GOV/GRR

The office that day

Everything else NWS Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 10, 8:33 PM EDTSpecial Weather StatementGRRAllegan57 min

Nearby

Beach Hazards Statements in Michigan, 2016Every beach hazards statement in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.