Alert archive / Michigan / Beach Hazards Statements in 2016

Beach Hazards Statement 22, NWS Grand Rapids, MI

September 9, 20166 counties in Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Sep 9, 2016, 3:19 PM EDT for 6 counties in Michigan. It took effect at Sep 10, 2016, 10:00 AM EDT. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued
Sep 9, 2016, 3:19 PM EDT (19:19 UTC)
In effect from
Sep 10, 2016, 10:00 AM EDT
Expired
Sep 11, 2016, 10:30 AM EDT
In force
25 hr
Issued by
NWS Grand Rapids, MI

Counties Allegan County, MI, Mason County, MI, Muskegon County, MI, Oceana County, MI, Ottawa County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 60 km from the middle of the area, began a volume at 19:23 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, 7.3 hours before the alert went out and 214 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 2016-09-09Temperature 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 2016-09-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 square meters per square second.1939587897117Sfc1 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
1447 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

262 
WHUS43 KGRR 091919
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
319 PM EDT FRI SEP 9 2016

MIZ037-043-050-056-064-071-100330-
/O.NEW.KGRR.BH.S.0022.160910T1400Z-160911T1200Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
319 PM EDT FRI SEP 9 2016

...BEACH HAZARDS STATEMENT IN EFFECT FROM SATURDAY MORNING
THROUGH SUNDAY MORNING...

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

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

* STRONG STRUCTURAL CURRENTS EXPECTED. 

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS EXPECTED. 

* LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE.
 
* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

  FOR NORTH FLOW USE: 

  NORTH BEACH IN SOUTH HAVEN...
  HOLLAND STATE PARK... 
  MUSKEGON STATE PARK... 
  MEARS STATE PARK IN PENTWATER... 
  STEARNS PARK IN LUDINGTON. 

* OVERVIEW/POTENTIAL IMPACTS...WINDS WILL BECOME WEST TO NORTHWEST
  SATURDAY AND INCREASE TO 15 TO 25 KNOTS WITH GUSTS TO 30 KNOTS.
  THIS WILL CAUSE WAVE HEIGHTS TO BUILD TO 4 TO 7 FEET AND RESULT
  IN STRONG CURRENTS. 

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
6 follow-up statements
876 
WHUS43 KGRR 100122
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
922 PM EDT FRI SEP 9 2016

MIZ037-043-050-056-064-071-100930-
/O.CON.KGRR.BH.S.0022.160910T1400Z-160911T1200Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
922 PM EDT FRI SEP 9 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SATURDAY
MORNING THROUGH SUNDAY MORNING...

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

* STRONG STRUCTURAL CURRENTS EXPECTED.

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS EXPECTED.

* LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE THOSE ON
  THE NORTH SIDE OF PIERS. THIS INCLUDES NORTH BEACH IN SOUTH
  HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS
  STATE PARK IN PENTWATER AND STEARNS PARK IN LUDINGTON.

* OVERVIEW/POTENTIAL IMPACTS...WINDS WILL BECOME NORTHWEST
  SATURDAY AND INCREASE TO 15 TO 25 KNOTS WITH GUSTS TO 30 KNOTS.
  THIS WILL CAUSE WAVE HEIGHTS TO BUILD TO 4 TO 7 FEET AND RESULT
  IN STRONG CURRENTS.

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
342 
WHUS43 KGRR 100736
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
336 AM EDT SAT SEP 10 2016

MIZ037-043-050-056-064-071-101545-
/O.CON.KGRR.BH.S.0022.160910T1400Z-160911T1200Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
336 AM EDT SAT SEP 10 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 10 AM EDT THIS
MORNING THROUGH SUNDAY MORNING...

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

* STRONG STRUCTURAL CURRENTS EXPECTED.

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS EXPECTED.

* LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE THOSE 
  ON THE NORTH SIDE OF PIERS. THIS INCLUDES NORTH BEACH IN SOUTH 
  HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS 
  STATE PARK IN PENTWATER AND STEARNS PARK IN LUDINGTON. 

* OVERVIEW/POTENTIAL IMPACTS...WINDS WILL BECOME NORTHWEST TODAY AND
  INCREASE TO 15 TO 25 KNOTS WITH GUSTS TO 30 KNOTS. THIS WILL
  CAUSE WAVE HEIGHTS TO BUILD TO 5 TO 8 FEET AND RESULT IN STRONG
  CURRENTS.

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
577 
WHUS43 KGRR 101455
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1055 AM EDT SAT SEP 10 2016

MIZ037-043-050-056-064-071-102300-
/O.CON.KGRR.BH.S.0022.000000T0000Z-160911T1200Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
1055 AM EDT SAT SEP 10 2016

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

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

* STRONG STRUCTURAL CURRENTS EXPECTED.

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS EXPECTED.

* LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE THOSE 
  ON THE NORTH SIDE OF PIERS. THIS INCLUDES NORTH BEACH IN SOUTH 
  HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS 
  STATE PARK IN PENTWATER AND STEARNS PARK IN LUDINGTON. 

* OVERVIEW/POTENTIAL IMPACTS...WEST TO NORTHWEST WINDS WILL
  INCREASE TO 20 TO 30 KNOTS TODAY. THIS WILL CAUSE WAVE HEIGHTS
  TO BUILD TO 4 TO 7 FEET AND RESULT IN STRONG CURRENTS.

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
349 
WHUS43 KGRR 110200
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1000 PM EDT SAT SEP 10 2016

MIZ037-043-050-056-064-071-111000-
/O.CON.KGRR.BH.S.0022.000000T0000Z-160911T1200Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
1000 PM EDT SAT SEP 10 2016

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 8 AM EDT
SUNDAY...

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

* STRONG STRUCTURAL CURRENTS EXPECTED.

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS EXPECTED.

* LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE THOSE 
  ON THE NORTH SIDE OF PIERS. THIS INCLUDES NORTH BEACH IN SOUTH 
  HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS 
  STATE PARK IN PENTWATER AND STEARNS PARK IN LUDINGTON. 

* OVERVIEW/POTENTIAL IMPACTS...NORTHWEST WINDS TO 30 KNOTS AND
  WAVES OF 4 TO 8 FEET WILL CONTINUE TO CREATE DANGEROUS SWIMMING
  CONDITIONS TONIGHT. WINDS AND WAVES WILL SUBSIDE TOWARD
  MORNING.

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
316 
WHUS43 KGRR 110700
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
300 AM EDT SUN SEP 11 2016

MIZ037-043-050-056-064-071-111500-
/O.EXT.KGRR.BH.S.0022.000000T0000Z-160911T1600Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
300 AM EDT SUN SEP 11 2016

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL NOON EDT TODAY...

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

* STRONG STRUCTURAL CURRENTS EXPECTED.

* STRONG LONGSHORE CURRENTS EXPECTED.

* RIP CURRENTS EXPECTED.

* LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE THOSE 
  ON THE NORTH SIDE OF PIERS. THIS INCLUDES NORTH BEACH IN SOUTH 
  HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS 
  STATE PARK IN PENTWATER AND STEARNS PARK IN LUDINGTON. 

* OVERVIEW/POTENTIAL IMPACTS...NORTHWEST WINDS 15 TO 25 KNOTS AND
  WAVES OF 4 TO 8 FEET WILL CONTINUE TO CREATE DANGEROUS SWIMMING
  CONDITIONS THIS MORNING. 

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
400 
WHUS43 KGRR 111430
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1030 AM EDT SUN SEP 11 2016

MIZ037-043-050-056-064-071-111530-
/O.CAN.KGRR.BH.S.0022.000000T0000Z-160911T1600Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
1030 AM EDT SUN SEP 11 2016

...BEACH HAZARDS STATEMENT IS CANCELLED...

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


$$


WEATHER.GOV/GRR

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 9, 2:50 AM EDTDense Fog AdvisoryGRRAllegan, Barry, Calhoun, Clare, Clinton, Eaton and 17 more6 hr
Sep 9, 3:14 PM EDTSmall Craft AdvisoryGRR51 hr

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.