Alert archive / Michigan / Beach Hazards Statements in 2020

Beach Hazards Statement 13, NWS Grand Rapids, MI

August 2, 20206 counties in Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Aug 2, 2020, 10:10 AM EDT for 6 counties in Michigan. It took effect at Aug 2, 2020, 6:00 PM EDT. It was in force for 52 hr.

The area

The counties it named.

The facts

Issued
Aug 2, 2020, 10:10 AM EDT (14:10 UTC)
In effect from
Aug 2, 2020, 6:00 PM EDT
Expired
Aug 4, 2020, 9:36 PM EDT
In force
52 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 14:10 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 12:00Z, 2.2 hours before the alert went out and 232 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 12:00Z on 2020-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 248 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 12:00Z on 2020-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
248 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
475 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

722 
WHUS43 KGRR 021410
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1010 AM EDT Sun Aug 2 2020

MIZ037-043-022215-
/O.NEW.KGRR.BH.S.0013.200802T2200Z-200804T0300Z/
Mason-Oceana-
1010 AM EDT Sun Aug 2 2020

...BEACH HAZARDS STATEMENT IN EFFECT FROM 6 PM EDT THIS EVENING
THROUGH MONDAY EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...From 6 PM EDT this evening through Monday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will be building to 3 to 6 feet. The
  north sides of piers will be particularly impacted. Stearn Park
  and Mears State Park are likely to experience dangerous 
  conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$
11 follow-up statements
710 
WHUS43 KGRR 021939
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
339 PM EDT Sun Aug 2 2020

MIZ064-071-030345-
/O.EXB.KGRR.BH.S.0013.200803T2000Z-200805T0300Z/
Allegan-Van Buren-
339 PM EDT Sun Aug 2 2020

...BEACH HAZARDS STATEMENT IN EFFECT FROM MONDAY AFTERNOON
THROUGH TUESDAY EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Allegan and Van Buren counties.

* WHEN...From Monday afternoon through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will be building to 3 to 6 feet. The
  north sides of piers will be particularly impacted. North Beach
  in South Haven is likely to experience dangerous conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ037-043-030345-
/O.CON.KGRR.BH.S.0013.200802T2200Z-200804T0300Z/
Mason-Oceana-
339 PM EDT Sun Aug 2 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH MONDAY
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...From 6 PM EDT this evening through Monday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will be building to 3 to 6 feet. The
  north sides of piers will be particularly impacted. Stearns Park
  along with Mears State Park are likely to experience dangerous 
  conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$
606 
WHUS43 KGRR 022250
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
650 PM EDT Sun Aug 2 2020

MIZ037-043-030700-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200804T0300Z/
Mason-Oceana-
650 PM EDT Sun Aug 2 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH MONDAY
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through Monday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will be building to 3 to 6 feet. The
  north sides of piers will be particularly impacted. Stearns Park
  along with Mears State Park are likely to experience dangerous 
  conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ064-071-030700-
/O.CON.KGRR.BH.S.0013.200803T2000Z-200805T0300Z/
Allegan-Van Buren-
650 PM EDT Sun Aug 2 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM MONDAY
AFTERNOON THROUGH TUESDAY EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Van Buren and Allegan counties.

* WHEN...From Monday afternoon through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will be building to 3 to 6 feet. The
  north sides of piers will be particularly impacted. North Beach
  in South Haven is likely to experience dangerous conditions.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$
330 
WHUS43 KGRR 030139
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
939 PM EDT Sun Aug 2 2020

MIZ037-043-030945-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200804T0300Z/
Mason-Oceana-
939 PM EDT Sun Aug 2 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH MONDAY
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through Monday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will be building to 3 to 6 feet. 
  The north sides of piers will be particularly impacted. 
  Stearns Park along with Mears State Park are likely to 
  experience dangerous conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ064-071-030945-
/O.CON.KGRR.BH.S.0013.200803T2000Z-200805T0300Z/
Allegan-Van Buren-
939 PM EDT Sun Aug 2 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM MONDAY
AFTERNOON THROUGH TUESDAY EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Van Buren and Allegan counties.

* WHEN...From Monday afternoon through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will be building to 3 to 6 feet. 
  The north sides of piers will be particularly impacted. North 
  Beach in South Haven is likely to experience dangerous 
  conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$
868 
WHUS43 KGRR 030831
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
431 AM EDT Mon Aug 3 2020

MIZ037-043-031645-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200804T0300Z/
Mason-Oceana-
431 AM EDT Mon Aug 3 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through this evening.

* IMPACTS...Strong currents can pull swimmers into deeper water
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ064-071-031645-
/O.CON.KGRR.BH.S.0013.200803T2000Z-200805T0300Z/
Allegan-Van Buren-
431 AM EDT Mon Aug 3 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 4 PM EDT THIS
AFTERNOON THROUGH TUESDAY EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Van Buren and Allegan counties.

* WHEN...From 4 PM EDT this afternoon through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water
  and high waves can sweep people off piers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$
981 
WHUS43 KGRR 031643
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1243 PM EDT Mon Aug 3 2020

MIZ037-043-040045-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200804T0300Z/
Mason-Oceana-
1243 PM EDT Mon Aug 3 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through this evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will increase in height this
  afternoon and evening into the 4 to 6 foot range. North sides of
  north piers will be dangerous places to swim, such as Mears
  State Park in Pentwater and Stearns Park in Ludington. It is
  possible that these waves will continue into Tuesday and the
  Beach Hazards Statement may be extended with the afternoon
  forecast issuance.
  
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ064-071-040045-
/O.CON.KGRR.BH.S.0013.200803T2000Z-200805T0300Z/
Allegan-Van Buren-
1243 PM EDT Mon Aug 3 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 4 PM EDT THIS
AFTERNOON THROUGH TUESDAY EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Van Buren and Allegan counties.

* WHEN...From 4 PM EDT this afternoon through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Waves will increase in height this
  afternoon and evening into the 4 to 7 foot range. North sides of
  north piers will be dangerous places to swim, such as North
  Beach in South Haven. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

DUKE
149 
WHUS43 KGRR 031943
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
343 PM EDT Mon Aug 3 2020

MIZ050-056-040345-
/O.EXA.KGRR.BH.S.0013.200803T2000Z-200805T0300Z/
Muskegon-Ottawa-
343 PM EDT Mon Aug 3 2020

...BEACH HAZARDS STATEMENT IN EFFECT THROUGH TUESDAY EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Muskegon and Ottawa counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will generate waves of 3 to 6 feet from this evening
  into Tuesday evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the 
  north sides of north piers like Holland State Park and Muskegon 
  State Park. Colder water will become more prevalent along the 
  shore the next couple days with water temperatures potentially 
  dropping into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ037-043-040345-
/O.EXT.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Mason-Oceana-
343 PM EDT Mon Aug 3 2020

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

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will generate waves of 3 to 6 feet from this evening
  into Tuesday evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the 
  north sides of north piers like Mears State Park in Pentwater 
  and Stearns Park in Ludington. Colder water will become more 
  prevalent along the shore the next couple days with water 
  temperatures potentially dropping into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ064-071-040345-
/O.CON.KGRR.BH.S.0013.200803T2000Z-200805T0300Z/
Allegan-Van Buren-
343 PM EDT Mon Aug 3 2020

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

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Allegan and Van Buren counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will generate waves of 3 to 6 feet from this evening
  into Tuesday evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the 
  north sides of north piers like North Beach in South Haven. 
  Another concern is that this will be a regime conducive to 
  producing upwelling. Colder water will become more prevalent 
  along the shore the next couple days with water temperatures 
  potentially dropping into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

DUKE
259 
WHUS43 KGRR 040132
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
932 PM EDT Mon Aug 3 2020

MIZ037-043-040945-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Mason-Oceana-
932 PM EDT Mon Aug 3 2020

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

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over 
  Lake Michigan will generate waves of 3 to 6 feet from this 
  evening into Tuesday evening. Waves of this height are 
  dangerous to swimmers. Particularly dangerous beaches will be 
  those on the north sides of north piers like Mears State Park 
  in Pentwater and Stearns Park in Ludington. Colder water will 
  become more prevalent along the shore the next couple days 
  with water temperatures potentially dropping into the 40s in 
  spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ050-056-064-071-040945-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Muskegon-Ottawa-Allegan-Van Buren-
932 PM EDT Mon Aug 3 2020

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

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Muskegon and Ottawa counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over 
  Lake Michigan will generate waves of 3 to 7 feet from this 
  evening into Tuesday evening. Waves of this height are 
  dangerous to swimmers. Particularly dangerous beaches will be 
  those on the north sides of north piers like Holland State 
  Park and Muskegon State Park. Colder water will become more 
  prevalent along the shore the next couple days with water 
  temperatures potentially dropping into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

wdm
819 
WHUS43 KGRR 040757
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
357 AM EDT Tue Aug 4 2020

MIZ037-043-041600-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Mason-Oceana-
357 AM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will generate waves of 3 to 5 feet today and last into
  Tuesday evening. Waves of this height are dangerous to 
  swimmers. Particularly dangerous beaches will be those on the 
  north sides of north piers like Mears State Park in Pentwater 
  and Stearns Park in Ludington. Colder water will become more 
  prevalent along the shore the next couple days with water 
  temperatures potentially dropping into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ050-056-064-071-041600-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Muskegon-Ottawa-Allegan-Van Buren-
357 AM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Muskegon, Ottawa, Allegan, and Van Buren counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will generate waves of 3 to 6 feet from today through  
  Tuesday evening. Waves of this height are dangerous to swimmers.
  Particularly dangerous beaches will be those on the north sides
  of north piers like Holland State Park and Muskegon State Park.
  Colder water will become more prevalent along the shore the 
  next couple days with water temperatures potentially dropping 
  into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$
848 
WHUS43 KGRR 041613
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1213 PM EDT Tue Aug 4 2020

MIZ037-043-050015-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Mason-Oceana-
1213 PM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will build waves into the 3 to 5 foot range this
  afternoon and evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the
  north sides of north piers like Mears State Park in Pentwater
  and Stearns Park in Ludington. Colder water has upwelled along
  the shore and cold water shock will be a hazard much of if not
  all of this week. Water temperatures have dropped into the 40s 
  in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ050-056-064-071-050015-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Muskegon-Ottawa-Allegan-Van Buren-
1213 PM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Muskegon, Ottawa, Allegan, and Van Buren counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will build waves into the 3 to 5 foot range this
  afternoon and evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the
  north sides of north piers like North Beach at South Haven,
  Holland State Park and Muskegon State Park. Colder water has
  upwelled along the shore and cold water shock will be a hazard
  much of if not all of this week. Water temperatures have dropped
  into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

DUKE
310 
WHUS43 KGRR 041946
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
346 PM EDT Tue Aug 4 2020

MIZ064-071-050400-
/O.EXT.KGRR.BH.S.0013.000000T0000Z-200805T0900Z/
Allegan-Van Buren-
346 PM EDT Tue Aug 4 2020

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

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Allegan and Van Buren counties.

* WHEN...Through late tonight.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will build waves into the 3 to 5 foot range this
  afternoon and evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the
  north sides of north piers like North Beach at South Haven. 
  Colder water has upwelled along the shore and cold water shock 
  will be a hazard much of, if not all of this week. Water 
  temperatures have dropped into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ037-043-050300-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Mason-Oceana-
346 PM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Mason and Oceana counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will build waves into the 3 to 5 foot range this
  afternoon and evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the
  north sides of north piers like Mears State Park in Pentwater
  and Stearns Park in Ludington. Colder water has upwelled along
  the shore and cold water shock will be a hazard much of, if not
  all of this week. Water temperatures have dropped into the 40s 
  in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

MIZ050-056-050300-
/O.CON.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Muskegon-Ottawa-
346 PM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* WHAT...High wave action, strong currents, and dangerous 
  swimming conditions expected. Piers may be heavily swamped by 
  waves.

* WHERE...Muskegon and Van Buren counties.

* WHEN...Through Tuesday evening.

* IMPACTS...Strong currents can pull swimmers into deeper water 
  and high waves can sweep people off piers.

* ADDITIONAL DETAILS...Northerly winds of 15 to 25 knots over Lake
  Michigan will build waves into the 3 to 5 foot range this
  afternoon and evening. Waves of this height are dangerous to
  swimmers. Particularly dangerous beaches will be those on the
  north sides of north piers like Holland State Park and Muskegon
  State Park. Colder water has upwelled along the shore and cold 
  water shock will be a hazard much of, if not all of this week. 
  Water temperatures have dropped into the 40s in spots.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain out of the water to avoid hazardous swimming conditions
and do not venture out on piers. Please check with your local
authorities on potential beach closures.

&&

$$

DUKE
711 
WHUS43 KGRR 050136
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
936 PM EDT Tue Aug 4 2020

MIZ037-043-050-056-050245-
/O.CAN.KGRR.BH.S.0013.000000T0000Z-200805T0300Z/
Mason-Oceana-Muskegon-Ottawa-
936 PM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT IS CANCELLED...

Winds and waves are now at a safe height and are expected to
remain so through tomorrow.

$$

MIZ064-071-050245-
/O.CAN.KGRR.BH.S.0013.000000T0000Z-200805T0900Z/
Allegan-Van Buren-
936 PM EDT Tue Aug 4 2020

...BEACH HAZARDS STATEMENT IS CANCELLED...

Winds and waves are now at a safe height and are expected to
remain so through tomorrow.

$$

wdm

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 10:00 AM EDTSmall Craft AdvisoryGRR60 hr

Nearby

Beach Hazards Statements in Michigan, 2020Every beach hazards statement in 2020

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.