Alert archive / Michigan / Beach Hazards Statements in 2017

Beach Hazards Statement 1, NWS Grand Rapids, MI

June 4, 2017Allegan County, Van Buren County, Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Jun 4, 2017, 10:06 PM EDT for Allegan County, Van Buren County, Michigan. It took effect at Jun 5, 2017, 2:00 PM EDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Jun 4, 2017, 10:06 PM EDT (02:06 UTC)
In effect from
Jun 5, 2017, 2:00 PM EDT
Expired
Jun 6, 2017, 5:00 AM EDT
In force
15 hr
Issued by
NWS Grand Rapids, MI

Counties Allegan County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 72 km from the middle of the area, began a volume at 02:09 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

Detroit, MI (KDTX), launched 00:00Z, 2.1 hours before the alert went out and 222 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, Detroit, MI at 00:00Z on 2017-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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, Detroit, MI at 00:00Z on 2017-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 71 square meters per square second.19395878Sfc1 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
3 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
2352 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
71 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

142 
WHUS43 KGRR 050206
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1006 PM EDT SUN JUN 4 2017

MIZ064-071-051015-
/O.NEW.KGRR.BH.S.0001.170605T1800Z-170606T0900Z/
ALLEGAN-VAN BUREN-
1006 PM EDT SUN JUN 4 2017

...BEACH HAZARDS STATEMENT IN EFFECT FROM MONDAY AFTERNOON
THROUGH LATE MONDAY NIGHT...

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

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

* STRONG STRUCTURAL CURRENTS EXPECTED.
 
* STRONG LONGSHORE CURRENTS EXPECTED. 

* RIP CURRENTS POSSIBLE. 

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

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE... 

  NORTH BEACH IN SOUTH HAVEN...


* OVERVIEW/POTENTIAL IMPACTS...NORTHERLY WINDS WILL INCREASE
  MONDAY AFTERNOON AND CONTINUE INTO MONDAY NIGHT. WIND SPEEDS
  WILL REACH THE 15 TO 25 MPH RANGE ALONG THE BEACH AT TIMES.
  WAVES WILL BUILD INTO THE 3 TO 6 FOOT RANGE DURING THE 
  AFTERNOON AND EVENING HOURS. WINDS AND WAVES WILL DIMINISH LATE 
  MONDAY NIGHT AND INTO TUESDAY. NORTH SIDES OF NORTH PIERS WILL 
  BE DANGEROUS PLACES TO SWIM MONDAY AFTERNOON AND EVENING...LIKE 
  NORTH BEACH IN SOUTH HAVEN.


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
4 follow-up statements
569 
WHUS43 KGRR 050759
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
359 AM EDT MON JUN 5 2017

MIZ064-071-051600-
/O.CON.KGRR.BH.S.0001.170605T1800Z-170606T0900Z/
ALLEGAN-VAN BUREN-
359 AM EDT MON JUN 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 2 PM EDT THIS
AFTERNOON THROUGH LATE 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 HOLLAND TO ST. JOSEPH.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

  NORTH BEACH IN SOUTH HAVEN...

* OVERVIEW/POTENTIAL IMPACTS...NORTHERLY WINDS WILL INCREASE TO 15
  TO 25 MPH THIS AFTERNOON AND CONTINUE TONIGHT. WAVES WILL BUILD
  TO 3 TO 6 FEET. NORTH SIDES OF NORTH PIERS WILL BE DANGEROUS 
  PLACES TO SWIM MONDAY AFTERNOON AND EVENING...LIKE AT NORTH 
  BEACH IN SOUTH HAVEN. 

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
503 
WHUS43 KGRR 051410
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1010 AM EDT MON JUN 5 2017

MIZ064-071-052215-
/O.CON.KGRR.BH.S.0001.170605T1800Z-170606T0900Z/
ALLEGAN-VAN BUREN-
1010 AM EDT MON JUN 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 2 PM EDT THIS
AFTERNOON THROUGH LATE 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 HOLLAND TO ST. JOSEPH.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

 NORTH BEACH IN SOUTH HAVEN...

* OVERVIEW/POTENTIAL IMPACTS...NORTHERLY WINDS WILL INCREASE TO 
  15 TO 25 MPH THIS AFTERNOON AND CONTINUE TONIGHT. WAVES WILL 
  BUILD TO 3 TO 6 FEET. NORTH SIDES OF NORTH PIERS WILL BE 
  DANGEROUS PLACES TO SWIM MONDAY AFTERNOON AND EVENING...LIKE 
  AT NORTH BEACH IN SOUTH HAVEN. 

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
685 
WHUS43 KGRR 051953
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
353 PM EDT MON JUN 5 2017

MIZ064-071-060400-
/O.CON.KGRR.BH.S.0001.000000T0000Z-170606T0900Z/
ALLEGAN-VAN BUREN-
353 PM EDT MON JUN 5 2017

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE
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 HOLLAND TO ST. JOSEPH.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

NORTH BEACH IN SOUTH HAVEN...

* OVERVIEW/POTENTIAL IMPACTS...NORTHERLY WINDS 15 TO 25 KNOTS WILL
  CONTINUE THIS EVENING BEFORE DECREASING TO 10 TO 20 KNOTS RESULTING
  IN WAVES 3 TO 6 FEET. NORTH SIDES OF NORTH PIERS WILL BE 
  DANGEROUS PLACES TO SWIM MONDAY AFTERNOON AND EVENING...LIKE AT 
  NORTH BEACH IN SOUTH HAVEN. 

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
465 
WHUS43 KGRR 060242
CFWGRR

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
1042 PM EDT MON JUN 5 2017

MIZ064-071-060900-
/O.CON.KGRR.BH.S.0001.000000T0000Z-170606T0900Z/
ALLEGAN-VAN BUREN-
1042 PM EDT MON JUN 5 2017

...BEACH HAZARDS STATEMENT REMAINS 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 ST. JOSEPH TO HOLLAND.

* BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE...

NORTH BEACH IN SOUTH HAVEN...

* OVERVIEW/POTENTIAL IMPACTS...WAVES OF 3 TO 6 FEET TONIGHT WILL
  SUBSIDE TO 2 TO 4 FEET. NORTH SIDES OF NORTH PIERS WILL BE
  DANGEROUS PLACES TO SWIM TONIGHT...LIKE AT NORTH BEACH IN SOUTH
  HAVEN.
  

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

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 7:27 PM EDTSpecial Weather StatementGRRGratiot63 min

Nearby

Beach Hazards Statements in Michigan, 2017Every beach hazards statement in 2017

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.