Alert archive / Michigan / Beach Hazards Statements in 2012

Beach Hazards Statement 10, NWS Grand Rapids, MI

August 10, 20126 counties in Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Aug 10, 2012, 3:28 AM EDT for 6 counties in Michigan. It took effect at Aug 11, 2012, 8:00 AM EDT. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Aug 10, 2012, 3:28 AM EDT (07:28 UTC)
In effect from
Aug 11, 2012, 8:00 AM EDT
Expired
Aug 12, 2012, 4:00 AM EDT
In force
20 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 07:31 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, 7.5 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 00:00Z on 2012-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 47 joules per kilogram.LCLLFCEL10008507005003002001001 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 2012-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 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
47 J/kg
Mixed-layer CIN
-97 J/kg
Mixed-layer LCL
843 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
-72 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

171 
WHUS43 KGRR 100728
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
328 AM EDT FRI AUG 10 2012

MIZ037-043-050-056-064-071-101530-
/O.NEW.KGRR.BH.S.0010.120811T1200Z-120811T1500Z/
/O.EXT.KGRR.BH.S.0009.000000T0000Z-120810T1000Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA...
LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK...
SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK...
CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK...
PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK...
PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK...
KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH...
WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...
NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK
328 AM EDT FRI AUG 10 2012

...BEACH HAZARDS STATEMENT NOW IN EFFECT UNTIL 6 AM EDT EARLY
THIS MORNING...
...BEACH HAZARDS STATEMENT IN EFFECT SATURDAY MORNING...

THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH
HAZARDS STATEMENT FOR DANGEROUS SWIMMING CONDITIONS...WHICH IS IN
EFFECT SATURDAY MORNING. 

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED
  TODAY THROUGH TONIGHT.

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* STRONG LONGSHORE CURRENTS...EXPECTED.

* RIP CURRENTS...LIKELY.

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TODAY THROUGH TONIGHT...

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

* OVERVIEW/POTENTIAL IMPACTS...NORTH GALES TO 35 KNOTS TODAY WITH
  HIGH WINDS AND WAVES CONTINUING TONIGHT INTO EARLY SATURDAY.
  HIGH WAVES..COMBINED WITH LONGSHORE CURRENTS WILL SWEEP DOWN THE
  BEACH FROM NORTH TO SOUTH. WHERE THE CURRENTS INTERSECT PIERS...
  STRUCTURAL CURRENTS WILL OCCUR ON THE NORTH SIDES. RIP CURRENTS
  WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE
WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE.
CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION
TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD
STATIONS.

HIGH WAVE ACTION ALONE CAN MAKE SWIMMING DIFFICULT ON DAYS SUCH
AS THIS. INCOMING WAVES IN RAPID SUCCESSION CAN TIRE A SWIMMER
QUICKLY.

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

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$


WEATHER.GOV/GRR
7 follow-up statements
945 
WHUS43 KGRR 101435
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1035 AM EDT FRI AUG 10 2012

MIZ037-043-050-056-064-071-102245-
/O.CON.KGRR.BH.S.0010.120811T1200Z-120811T1500Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA...
LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK...
SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK...
CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK...
PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK...
PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK...
KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH...
WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...
NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK
1035 AM EDT FRI AUG 10 2012

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT SATURDAY MORNING...

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED
  SATURDAY MORNING.

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* STRONG LONGSHORE CURRENTS...EXPECTED.

* RIP CURRENTS...LIKELY.

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TODAY THROUGH 
  TONIGHT...

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

* OVERVIEW/POTENTIAL IMPACTS...NORTH GALES TO 35 KNOTS TODAY 
  WITH HIGH WINDS AND WAVES CONTINUING TONIGHT INTO EARLY 
  SATURDAY. HIGH WAVES..COMBINED WITH LONGSHORE CURRENTS WILL 
  SWEEP DOWN THE BEACH FROM NORTH TO SOUTH. WHERE THE CURRENTS 
  INTERSECT PIERS... STRUCTURAL CURRENTS WILL OCCUR ON THE NORTH 
  SIDES. RIP CURRENTS WILL BE POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE
WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE.
CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION
TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD
STATIONS.

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

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$

WEATHER.GOV/GRR

OSTUNO
190 
WHUS43 KGRR 101957
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
357 PM EDT FRI AUG 10 2012

MIZ037-043-050-056-064-071-110400-
/O.CON.KGRR.BH.S.0010.120811T1200Z-120811T1500Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA...
LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK...
SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK...
CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK...
PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK...
PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK...
KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH...
WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...
NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK
357 PM EDT FRI AUG 10 2012

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT SATURDAY MORNING...

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED 
  SATURDAY MORNING. 

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* STRONG LONGSHORE CURRENTS...EXPECTED.

* RIP CURRENTS...POSSIBLE.

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS SATURDAY MORNING...

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

* OVERVIEW/POTENTIAL IMPACTS...NORTH GALES TO 35 KNOTS TONIGHT
  WITH HIGH WINDS AND WAVES CONTINUING INTO EARLY SATURDAY. HIGH
  WAVES..COMBINED WITH LONGSHORE CURRENTS WILL SWEEP DOWN THE
  BEACH FROM NORTH TO SOUTH. WHERE THE CURRENTS INTERSECT PIERS...
  STRUCTURAL CURRENTS WILL OCCUR ON THE NORTH SIDES. RIP CURRENTS
  WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE
WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE.
CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION
TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD
STATIONS.

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

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$

WEATHER.GOV/GRR

OSTUNO
885 
WHUS43 KGRR 110248
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1048 PM EDT FRI AUG 10 2012

MIZ037-043-050-056-064-071-111100-
/O.EXT.KGRR.BH.S.0010.120811T1200Z-120812T0800Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA...
LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK...
SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK...
CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK...
PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK...
PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK...
KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH...
WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...
NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK
1048 PM EDT FRI AUG 10 2012

...BEACH HAZARDS STATEMENT NOW IN EFFECT FROM 8 AM EDT SATURDAY
THROUGH LATE SATURDAY NIGHT...

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED
  SATURDAY AND SATURDAY NIGHT.

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* STRONG LONG SHORE CURRENTS...EXPECTED.

* RIP CURRENTS...POSSIBLE.

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS SATURDAY AND
  SATURDAY NIGHT...

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

* OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS TO 30 KNOTS TONIGHT
  WITH HIGH WINDS AND WAVES CONTINUING INTO SATURDAY. WINDS AND
  WAVES WILL ONLY SLOWLY SUBSIDE INTO SATURDAY NIGHT.  HIGH
  WAVES..COMBINED WITH LONG SHORE CURRENTS WILL SWEEP DOWN THE
  BEACH FROM NORTH TO SOUTH. WHERE THE CURRENTS INTERSECT PIERS...
  STRUCTURAL CURRENTS WILL OCCUR ON THE NORTH SIDES. RIP CURRENTS
  WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE
WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE.
CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION
TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD
STATIONS.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONG SHORE CURRENTS AND
WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT LAKEWARD ALONG THE PIER STRUCTURE.

A LONG SHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO
SHORE. LONG SHORE 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 OUT LAKEWARD.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$


WEATHER.GOV/GRR
060 
WHUS43 KGRR 110811
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
411 AM EDT SAT AUG 11 2012

MIZ037-043-050-056-064-071-111615-
/O.CON.KGRR.BH.S.0010.120811T1200Z-120812T0800Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA...
LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK...
SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK...
CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK...
PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK...
PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK...
KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH...
WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...
NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK
411 AM EDT SAT AUG 11 2012

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 8 AM EDT THIS
MORNING THROUGH LATE TONIGHT...

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED
  TODAY INTO TONIGHT.

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* STRONG LONG SHORE CURRENTS...EXPECTED.

* RIP CURRENTS...POSSIBLE.

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TODAY AND TONIGHT...

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

* OVERVIEW/POTENTIAL IMPACTS...NORTHWEST WINDS OF 20 TO 25 KNOTS
  WILL PERSIST TODAY. THE HIGH WINDS AND WAVES WILL SLOWLY SUBSIDE
  INTO TONIGHT. HIGH WAVES..COMBINED WITH LONG SHORE CURRENTS
  WILL SWEEP DOWN THE BEACH FROM NORTH TO SOUTH. WHERE THE
  CURRENTS INTERSECT PIERS... STRUCTURAL CURRENTS WILL OCCUR ON
  THE NORTH SIDES. RIP CURRENTS WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE
WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE.
CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION
TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD
STATIONS.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONG SHORE CURRENTS
AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT LAKEWARD ALONG THE PIER STRUCTURE.

A LONG SHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO
SHORE. LONG SHORE 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 OUT LAKEWARD.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$


WEATHER.GOV/GRR
923 
WHUS43 KGRR 111959
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
359 PM EDT SAT AUG 11 2012

MIZ037-043-050-056-064-071-120400-
/O.CON.KGRR.BH.S.0010.000000T0000Z-120812T0800Z/
MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA...
LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK...
SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK...
CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK...
PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK...
PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK...
KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH...
WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...
NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK
359 PM EDT SAT AUG 11 2012

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

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED INTO
  TONIGHT.

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* STRONG LONG SHORE CURRENTS...EXPECTED.

* RIP CURRENTS...POSSIBLE.

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TONIGHT...

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

* OVERVIEW/POTENTIAL IMPACTS...HIGH WINDS AND WAVES WILL SLOWLY
  SUBSIDE TONIGHT. HIGH WAVES..COMBINED WITH LONG SHORE CURRENTS
  WILL SWEEP DOWN THE BEACH FROM NORTH TO SOUTH. WHERE THE
  CURRENTS INTERSECT PIERS... STRUCTURAL CURRENTS WILL OCCUR ON
  THE NORTH SIDES. RIP CURRENTS WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE
WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE.
CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION
TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD
STATIONS.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONG SHORE CURRENTS
AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT LAKEWARD ALONG THE PIER STRUCTURE.

A LONG SHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO
SHORE. LONG SHORE 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 OUT LAKEWARD.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$


WEATHER.GOV/GRR
628 
WHUS43 KGRR 120237
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1037 PM EDT SAT AUG 11 2012

MIZ037-043-050-056-120345-
/O.CAN.KGRR.BH.S.0010.000000T0000Z-120812T0800Z/
MASON-OCEANA-MUSKEGON-OTTAWA-
INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA...
LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK...
SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK...
CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK...
PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK...
PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK...
KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK
1037 PM EDT SAT AUG 11 2012

...BEACH HAZARDS STATEMENT IS CANCELLED...

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

WAVES HAD REACHED 6 TO 9 FEET EARLIER TODAY. HOWEVER WINDS AND
WAVES HAVE SUBSIDED SIGNIFICANTLY THIS EVENING.

$$

MIZ064-071-120800-
/O.CON.KGRR.BH.S.0010.000000T0000Z-120812T0800Z/
ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...OVAL BEACH...WEST SIDE PARK...
SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...NORTH BEACH...
SOUTH BEACH...VAN BUREN STATE PARK
1037 PM EDT SAT AUG 11 2012

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 4 AM EDT
SUNDAY...

* HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED TONIGHT.

* STRONG STRUCTURAL CURRENTS...EXPECTED.

* STRONG LONG SHORE CURRENTS...EXPECTED.

* RIP CURRENTS...POSSIBLE.

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TONIGHT...

NORTH BEACH IN SOUTH HAVEN AND HOLLAND STATE PARK.

* OVERVIEW/POTENTIAL IMPACTS...HIGH WINDS AND WAVES WILL SLOWLY 
  SUBSIDE TONIGHT. HIGH WAVES..COMBINED WITH LONG SHORE CURRENTS 
  WILL SWEEP DOWN THE BEACH FROM NORTH TO SOUTH. WHERE THE 
  CURRENTS INTERSECT PIERS... STRUCTURAL CURRENTS WILL OCCUR ON 
  THE NORTH SIDES. RIP CURRENTS WILL BE POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE
WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE.
CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION
TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD
STATIONS.

STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONG SHORE CURRENTS
AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN
SWEEP YOU OUT LAKEWARD ALONG THE PIER STRUCTURE.

A LONG SHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO
SHORE. LONG SHORE 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 OUT LAKEWARD.

PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE
NEW BEACH HAZARDS STATEMENT...

HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS

&&

$$


WEATHER.GOV/GRR
881 
WHUS43 KGRR 120822
CFWGRR

LAKESHORE HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
422 AM EDT SUN AUG 12 2012

MIZ064-071-120930-
/O.EXP.KGRR.BH.S.0010.000000T0000Z-120812T0800Z/
ALLEGAN-VAN BUREN-
INCLUDING THE BEACHES OF...OVAL BEACH...WEST SIDE PARK...
SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH...NORTH BEACH...
SOUTH BEACH...VAN BUREN STATE PARK
422 AM EDT SUN AUG 12 2012

...BEACH HAZARDS STATEMENT HAS EXPIRED...

WATERS ON LAKE MICHIGAN HAVE BECOME CALMER.  RIP CURRENTS AND LONG
SHORE CURRENTS WILL NO LONGER BE A THREAT TODAY.

$$


WEATHER.GOV/GRR

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 3:26 AM EDTGale WarningGRR19 hr
Aug 10, 10:05 AM EDTAreal Flood AdvisoryGRRGratiot, Montcalm23 hr
Aug 10, 3:49 PM EDTAreal Flood AdvisoryGRRIsabella18 hr

Nearby

Beach Hazards Statements in Michigan, 2012Every beach hazards statement in 2012

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.