Alert archive / Michigan / Beach Hazards Statements in 2021
Beach Hazards Statement 7, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this beach hazards statement at Jun 30, 2021, 3:14 PM EDT for 6 counties in Michigan. It took effect at Jul 1, 2021, 12:00 PM EDT. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Jun 30, 2021, 3:14 PM EDT (19:14 UTC)
- In effect from
- Jul 1, 2021, 12:00 PM EDT
- Expired
- Jul 2, 2021, 4:00 AM EDT
- In force
- 16 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 19:14 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, 7.2 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1084 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- -12 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
062 WHUS43 KGRR 301914 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 314 PM EDT Wed Jun 30 2021 MIZ037-043-050-056-064-071-010315- /O.NEW.KGRR.BH.S.0007.210701T1600Z-210702T0800Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 314 PM EDT Wed Jun 30 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... * 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 Thursday afternoon through late Thursday night. * IMPACTS...The north sides of piers will be especially dangerous. 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. && $$
4 follow-up statements
374 WHUS43 KGRR 010756 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 356 AM EDT Thu Jul 1 2021 MIZ037-043-050-056-064-071-011600- /O.CON.KGRR.BH.S.0007.210701T1600Z-210702T0800Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 356 AM EDT Thu Jul 1 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM NOON EDT TODAY THROUGH LATE TONIGHT... * WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren counties. * WHEN...From Thursday afternoon through late Thursday night. * IMPACTS...The north sides of piers will be especially dangerous. Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures. && $$ wdm
834 WHUS43 KGRR 011509 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 1109 AM EDT Thu Jul 1 2021 MIZ037-043-050-056-064-071-012315- /O.CON.KGRR.BH.S.0007.210701T1600Z-210702T0800Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 1109 AM EDT Thu Jul 1 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Ottawa, Allegan, Van Buren and Muskegon counties. * WHEN...Through late tonight. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...The north sides of piers will be especially dangerous. Beaches with particularly dangerous conditions this afternoon and evening include North Beach at South Haven, Holland State Park, Muskegon State Park, Mears State Park in Pentwater, and Stearns Park in Ludington. 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. && $$
715 WHUS43 KGRR 011949 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 349 PM EDT Thu Jul 1 2021 MIZ037-043-050-056-064-071-020400- /O.CON.KGRR.BH.S.0007.000000T0000Z-210702T0800Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 349 PM EDT Thu Jul 1 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Ottawa, Allegan, Van Buren and Muskegon counties. * WHEN...Through late tonight. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...The north sides of piers will be especially dangerous. Beaches with particularly dangerous conditions this evening include North Beach at South Haven, Holland State Park, Muskegon State Park, Mears State Park in Pentwater, and Stearns Park in Ludington. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures. && $$
733 WHUS43 KGRR 020751 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 351 AM EDT Fri Jul 2 2021 MIZ037-043-050-056-064-071-020900- /O.EXP.KGRR.BH.S.0007.000000T0000Z-210702T0800Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 351 AM EDT Fri Jul 2 2021 ...BEACH HAZARDS STATEMENT WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING... Waves and currents are weakening and no longer pose a high risk to swimmers in Lake Michigan. A moderate swim risk may develop later today at beaches between Grand Haven and St Joseph. $$
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 6:19 AM EDT | Marine Dense Fog Advisory | GRR | 5 hr | |
| Jun 30, 11:11 AM EDT | Marine Dense Fog Advisory | GRR | 4 hr | |
| Jun 30, 3:18 PM EDT | Small Craft Advisory | GRR | 37 hr |
Nearby
Beach Hazards Statements in Michigan, 2021Every beach hazards statement in 2021
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.