Alert archive / Michigan / Beach Hazards Statements in 2016

Beach Hazards Statement 19, NWS Grand Rapids, MI

September 4, 2016Mason County, Muskegon County, Oceana County, Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Sep 4, 2016, 10:36 PM EDT for Mason County, Muskegon County, Oceana County, Michigan. It took effect at Sep 5, 2016, 8:37 AM EDT. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Sep 4, 2016, 10:36 PM EDT (02:36 UTC)
In effect from
Sep 5, 2016, 8:37 AM EDT
Expired
Sep 6, 2016, 3:31 AM EDT
In force
19 hr
Issued by
NWS Grand Rapids, MI

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

The radar

The Grand Rapids radar (KGRR), 102 km from the middle of the area, began a volume at 02:37 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 00:00Z, 2.6 hours before the alert went out and 172 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 00:00Z on 2016-09-05Temperature 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 00:00Z on 2016-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.1939Sfc1 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
1287 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

580 
WHUS43 KGRR 050236
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1036 PM EDT SUN SEP 4 2016

MIZ037-043-050-051045-
/O.NEW.KGRR.BH.S.0019.160905T1500Z-160906T1600Z/
MASON-OCEANA-MUSKEGON-
1036 PM EDT SUN SEP 4 2016

...BEACH HAZARDS STATEMENT IN EFFECT FROM MONDAY MORNING THROUGH
TUESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH
HAZARDS STATEMENT...WHICH IS IN EFFECT FROM MONDAY MORNING
THROUGH TUESDAY MORNING. 

* 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 INCLUDE...

 PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHERLY WINDS WILL BEGIN TO
  INCREASE TONIGHT AND REACH 15 TO 25 MPH ON LABOR DAY. WINDS OF
  THIS STRENGTH WILL BUILD WAVES INTO THE 3 TO 5 FOOT RANGE.
  DANGEROUS WAVES AND CURRENTS ARE EXPECTED AND WILL COMBINE TO
  PRODUCE A HIGH SWIM RISK. SOUTH SIDES OF SOUTH PIERS WILL BE
  DANGEROUS PLACES TO SWIM LIKE PERE MARQUETTE PARK IN MUSKEGON. 

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

DUKE
6 follow-up statements
165 
WHUS43 KGRR 050723
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
323 AM EDT MON SEP 5 2016

MIZ037-043-050-051530-
/O.CON.KGRR.BH.S.0019.160905T1500Z-160906T1600Z/
MASON-OCEANA-MUSKEGON-
323 AM EDT MON SEP 5 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 11 AM EDT THIS
MORNING THROUGH TUESDAY MORNING...

* 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 INCLUDE...

PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHERLY WINDS WILL BEGIN TO 
  INCREASE TONIGHT AND REACH 15 TO 25 MPH ON LABOR DAY. WINDS OF 
  THIS STRENGTH WILL BUILD WAVES INTO THE 3 TO 5 FOOT RANGE. 
  DANGEROUS WAVES AND CURRENTS ARE EXPECTED AND WILL COMBINE TO 
  PRODUCE A HIGH SWIM RISK. SOUTH SIDES OF SOUTH PIERS WILL BE 
  DANGEROUS PLACES TO SWIM LIKE PERE MARQUETTE PARK IN MUSKEGON. 

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
860 
WHUS43 KGRR 051237
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
837 AM EDT MON SEP 5 2016

MIZ037-043-050-052045-
/O.EXT.KGRR.BH.S.0019.160905T1237Z-160906T1600Z/
MASON-OCEANA-MUSKEGON-
837 AM EDT MON SEP 5 2016

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH TUESDAY
MORNING...

* 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 INCLUDE...

PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTHERLY WINDS OF 15 TO 25 KNOTS
  WINDS WILL CONTINUE THROUGH THIS EVENING. THIS WILL RESULT IN
  WAVES OF 3 TO 5 FOOT. DANGEROUS WAVES AND CURRENTS ARE EXPECTED
  AND WILL COMBINE TO PRODUCE A HIGH SWIM RISK. SOUTH SIDES OF
  SOUTH PIERS WILL BE DANGEROUS PLACES TO SWIM LIKE PERE MARQUETTE
  PARK IN MUSKEGON.

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
000 
WHUS43 KGRR 051511
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1111 AM EDT MON SEP 5 2016

MIZ037-043-050-052315-
/O.CON.KGRR.BH.S.0019.000000T0000Z-160906T1600Z/
MASON-OCEANA-MUSKEGON-
1111 AM EDT MON SEP 5 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH TUESDAY
MORNING...

* 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 INCLUDE...

PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS OF 20 TO 25 KNOTS WINDS
  WILL CONTINUE THROUGH THIS EVENING. THIS WILL RESULT IN WAVES
  BUILDING TO 3 TO 5 FOOT. DANGEROUS WAVES AND CURRENTS ARE
  EXPECTED AND WILL COMBINE TO PRODUCE A HIGH SWIM RISK. SOUTH
  SIDES OF SOUTH PIERS WILL BE DANGEROUS PLACES TO SWIM LIKE PERE
  MARQUETTE PARK IN MUSKEGON. CONDITIONS COULD CONTINUE THROUGH
  MUCH OF TUESDAY ALSO.

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
916 
WHUS43 KGRR 051957
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
357 PM EDT MON SEP 5 2016

MIZ037-043-050-060400-
/O.EXT.KGRR.BH.S.0019.000000T0000Z-160906T0400Z/
MASON-OCEANA-MUSKEGON-
357 PM EDT MON SEP 5 2016

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL MIDNIGHT EDT
TONIGHT...

* 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 INCLUDE...

PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS OF 15 TO 20 KNOTS WINDS
  WILL CONTINUE THROUGH THIS EVENING. THIS WILL RESULT IN WAVES OF
  3 TO 5 FOOT. DANGEROUS WAVES AND CURRENTS ARE EXPECTED AND WILL
  COMBINE TO PRODUCE A HIGH SWIM RISK. SOUTH SIDES OF SOUTH FACING
  PIERS WILL BE DANGEROUS PLACES TO SWIM LIKE PERE MARQUETTE PARK
  IN MUSKEGON. THESE CONDITIONS WILL DIMINISH LATE TONIGHT BUT
  COULD REDEVELOP TUESDAY 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
119 
WHUS43 KGRR 060211
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1011 PM EDT MON SEP 5 2016

MIZ037-043-050-060900-
/O.EXT.KGRR.BH.S.0019.000000T0000Z-160906T0900Z/
MASON-OCEANA-MUSKEGON-
1011 PM EDT MON SEP 5 2016

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 5 AM EDT TUESDAY...

* 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 INCLUDE...

PERE MARQUETTE PARK IN MUSKEGON.

* OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS OF 15 TO 20 KNOTS WINDS
  WILL CONTINUE INTO THE OVERNIGHT BEFORE DIMINISHING TO 10 TO 15
  KNOTS LATE. WAVES OF 3 TO 5 FEET CAN BE EXPECTED INTO THE
  OVERNIGHT BEFORE SUBSIDING TO 2 TO 4 FEET LATE.. DANGEROUS WAVES
  AND CURRENTS WILL CONTINUE TO PRODUCE A HIGH SWIM RISK INTO THE
  OVERNIGHT HOURS. SOUTH SIDES OF SOUTH FACING PIERS WILL BE
  DANGEROUS PLACES TO SWIM LIKE PERE MARQUETTE PARK IN MUSKEGON.
  THESE CONDITIONS WILL DIMINISH LATE TONIGHT BUT COULD REDEVELOP
  TUESDAY 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

DUKE
059 
WHUS43 KGRR 060731
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
331 AM EDT TUE SEP 6 2016

MIZ037-043-050-060845-
/O.CAN.KGRR.BH.S.0019.000000T0000Z-160906T0900Z/
MASON-OCEANA-MUSKEGON-
331 AM EDT TUE SEP 6 2016

...BEACH HAZARDS STATEMENT IS CANCELLED...

WINDS AND WAVES HAVE DIMINISHED AND THE NATIONAL WEATHER SERVICE
IN GRAND RAPIDS HAS CANCELLED THE BEACH HAZARDS STATEMENT.


$$


WEATHER.GOV/GRR

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.