Alert archive / Michigan / Beach Hazards Statements in 2024

Beach Hazards Statement 21, NWS Grand Rapids, MI

August 28, 20244 counties in Michigan

NWS Grand Rapids, MI issued this beach hazards statement at Aug 28, 2024, 6:24 AM EDT for 4 counties in Michigan. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Aug 28, 2024, 6:24 AM EDT (10:24 UTC)
Expired
Aug 28, 2024, 1:00 PM EDT
In force
7 hr
Issued by
NWS Grand Rapids, MI

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

The radar

The Grand Rapids radar (KGRR), 52 km from the middle of the area, began a volume at 10:28 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, 10.4 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 2024-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 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 2024-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
4 J/kg
Mixed-layer CIN
-504 J/kg
Mixed-layer LCL
1993 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
92 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

176 
WHUS43 KGRR 281024
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
624 AM EDT Wed Aug 28 2024

MIZ050-056-064-071-281700-
/O.NEW.KGRR.BH.S.0021.240828T1024Z-240828T1700Z/
Muskegon-Ottawa-Allegan-Van Buren-
624 AM EDT Wed Aug 28 2024

...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 1 PM EDT THIS
AFTERNOON...

* 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...Until 1 PM EDT this afternoon.

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

* ADDITIONAL DETAILS...Winds and waves will be strong through the
  first half of the day. Subsiding late in the day. 

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.

&&

$$
1 follow-up statement
282 
WHUS43 KGRR 281426
CFWGRR

Coastal Hazard Message
National Weather Service Grand Rapids MI
1026 AM EDT Wed Aug 28 2024

MIZ050-056-064-071-281700-
/O.CON.KGRR.BH.S.0021.000000T0000Z-240828T1700Z/
Muskegon-Ottawa-Allegan-Van Buren-
1026 AM EDT Wed Aug 28 2024

...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 PM EDT THIS
AFTERNOON...

* 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...Until 1 PM EDT this 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 28, 1:16 AM EDTSpecial Weather StatementGRRIngham59 min
Aug 28, 6:22 AM EDTSmall Craft AdvisoryGRR7 hr

Nearby

Beach Hazards Statements in Michigan, 2024Every beach hazards statement in 2024

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.