Alert archive / Michigan / Beach Hazards Statements in 2025

Beach Hazards Statement 21, NWS Grand Rapids, MI

September 2, 20256 counties in Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Sep 2, 2025, 1:31 PM EDT for 6 counties in Michigan. It took effect at Sep 3, 2025, 6:00 AM EDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued
Sep 2, 2025, 1:31 PM EDT (17:31 UTC)
In effect from
Sep 3, 2025, 6:00 AM EDT
Expired
Sep 6, 2025, 11:57 PM EDT
In force
4 days
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 17:32 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, 5.5 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 12:00Z on 2025-09-02Temperature 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 2025-09-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -18 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
1265 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
-18 m²/s²
0-3 km storm-relative helicity
-13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

468 
WHUS43 KGRR 021731
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
131 PM EDT Tue Sep 2 2025

MIZ037-043-050-056-064-071-030145-
/O.NEW.KGRR.BH.S.0021.250903T1000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
131 PM EDT Tue Sep 2 2025

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

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

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

* WHEN...From Wednesday morning through Saturday morning.

* 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.

&&

$$
15 follow-up statements
828 
WHUS43 KGRR 030807
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
407 AM EDT Wed Sep 3 2025

MIZ037-043-050-056-064-071-032000-
/O.CON.KGRR.BH.S.0021.250903T1000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
407 AM EDT Wed Sep 3 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$
497 
WHUS43 KGRR 031525
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1125 AM EDT Wed Sep 3 2025

MIZ037-043-050-056-064-071-032330-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
1125 AM EDT Wed Sep 3 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$

DUKE
803 
WHUS43 KGRR 031945
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
345 PM EDT Wed Sep 3 2025

MIZ037-043-050-056-064-071-040345-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
345 PM EDT Wed Sep 3 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$
920 
WHUS43 KGRR 040158
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
958 PM EDT Wed Sep 3 2025

MIZ037-043-050-056-064-071-041000-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
958 PM EDT Wed Sep 3 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$
048 
WHUS43 KGRR 040800
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
400 AM EDT Thu Sep 4 2025

MIZ037-043-050-056-064-071-042000-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
400 AM EDT Thu Sep 4 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$
257 
WHUS43 KGRR 041747
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
147 PM EDT Thu Sep 4 2025

MIZ037-043-050-056-064-071-051200-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
147 PM EDT Thu Sep 4 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$
445 
WHUS43 KGRR 050244
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1044 PM EDT Thu Sep 4 2025

MIZ037-043-050-056-064-071-051045-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
1044 PM EDT Thu Sep 4 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$
780 
WHUS43 KGRR 050757
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
357 AM EDT Fri Sep 5 2025

MIZ037-043-050-056-064-071-051600-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250906T1200Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
357 AM EDT Fri Sep 5 2025

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

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

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

* WHEN...Through Saturday morning.

* 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.

&&

$$
977 
WHUS43 KGRR 051654
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1254 PM EDT Fri Sep 5 2025

MIZ037-043-050-056-064-071-060100-
/O.EXT.KGRR.BH.S.0021.000000T0000Z-250907T2100Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
1254 PM EDT Fri Sep 5 2025

...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH SUNDAY
AFTERNOON...

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

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

* WHEN...Through Sunday afternoon.

* 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.

&&

$$

THOMAS
590 
WHUS43 KGRR 051939
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
339 PM EDT Fri Sep 5 2025

MIZ037-043-050-056-064-071-060345-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250907T2100Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
339 PM EDT Fri Sep 5 2025

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

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

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

* WHEN...Through Sunday afternoon.

* 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.

&&

$$

Thomas
885 
WHUS43 KGRR 060241
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1041 PM EDT Fri Sep 5 2025

MIZ037-043-050-056-064-071-061045-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250907T2100Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
1041 PM EDT Fri Sep 5 2025

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

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

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

* WHEN...Through Sunday afternoon.

* 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.

&&

$$
985 
WHUS43 KGRR 060753
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
353 AM EDT Sat Sep 6 2025

MIZ037-043-050-056-064-071-061600-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250907T2100Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
353 AM EDT Sat Sep 6 2025

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

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

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

* WHEN...Through Sunday afternoon.

* 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.

&&

$$
750 
WHUS43 KGRR 061551
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1151 AM EDT Sat Sep 6 2025

MIZ037-043-050-056-064-071-070000-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250907T2100Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
1151 AM EDT Sat Sep 6 2025

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

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

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

* WHEN...Through Sunday afternoon.

* 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.

&&

$$
040 
WHUS43 KGRR 061930
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
330 PM EDT Sat Sep 6 2025

MIZ037-043-050-056-064-071-070330-
/O.CON.KGRR.BH.S.0021.000000T0000Z-250907T2100Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
330 PM EDT Sat Sep 6 2025

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

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

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

* WHEN...Through Sunday afternoon.

* 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.

&&

$$
109 
WHUS43 KGRR 070357
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1157 PM EDT Sat Sep 6 2025

MIZ037-043-050-056-064-071-070500-
/O.CAN.KGRR.BH.S.0021.000000T0000Z-250907T2100Z/
Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren-
1157 PM EDT Sat Sep 6 2025

...BEACH HAZARDS STATEMENT IS CANCELLED...

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 2, 1:33 PM EDTSmall Craft AdvisoryGRR60 hr

Nearby

Beach Hazards Statements in Michigan, 2025Every beach hazards statement in 2025

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.