Alert archive / Michigan / Beach Hazards Statements in 2021
Beach Hazards Statement 19, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this beach hazards statement at Aug 28, 2021, 10:40 AM EDT for 6 counties in Michigan. It took effect at Aug 29, 2021, 6:00 AM EDT. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Aug 28, 2021, 10:40 AM EDT (14:40 UTC)
- In effect from
- Aug 29, 2021, 6:00 AM EDT
- Expired
- Aug 29, 2021, 9:32 PM 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 14:41 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, 2.7 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
- 77 J/kg
- Mixed-layer CIN
- -199 J/kg
- Mixed-layer LCL
- 1310 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -52 m²/s²
- 0-3 km storm-relative helicity
- -51 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
514 WHUS43 KGRR 281440 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 1040 AM EDT Sat Aug 28 2021 MIZ037-043-050-056-064-071-282245- /O.NEW.KGRR.BH.S.0019.210829T1000Z-210830T0200Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 1040 AM EDT Sat Aug 28 2021 ...BEACH HAZARDS STATEMENT IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... * 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 Sunday morning through Sunday evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Stronger southwest winds will generate wave heights of 3 to 6 feet. As a result...the south sides of the piers will be especially impacted from this event. This includes the piers at Grand Haven and Pere Marquette State Parks. South Beach in South Haven could be impacted as well. 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. && $$
6 follow-up statements
057 WHUS43 KGRR 281909 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 309 PM EDT Sat Aug 28 2021 MIZ037-043-050-056-064-071-290315- /O.CON.KGRR.BH.S.0019.210829T1000Z-210830T0200Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 309 PM EDT Sat Aug 28 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING... * WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren counties. * WHEN...From Sunday morning through Sunday evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Stronger southwest winds will generate wave heights of 3 to 6 feet. As a result...the south sides of the piers will be especially impacted from this event. This includes the piers at Grand Haven and Pere Marquette State Parks. South Beach in South Haven could be impacted as well. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures. && $$
381 WHUS43 KGRR 290147 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 947 PM EDT Sat Aug 28 2021 MIZ037-043-050-056-064-071-291000- /O.CON.KGRR.BH.S.0019.210829T1000Z-210830T0200Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 947 PM EDT Sat Aug 28 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 6 AM EDT SUNDAY THROUGH SUNDAY EVENING... * 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 Sunday morning through Sunday evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Stronger southwest winds will generate wave heights of 3 to 6 feet. As a result...the south sides of the piers will be especially impacted from this event. This includes the piers at Grand Haven and Pere Marquette State Parks. South Beach in South Haven could be impacted as well. The wind will be stronger and waves larger the farther north you are the Lake Michigan shore on Sunday. 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. && $$ wdm
849 WHUS43 KGRR 290753 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 353 AM EDT Sun Aug 29 2021 MIZ037-043-050-056-064-071-291600- /O.CON.KGRR.BH.S.0019.210829T1000Z-210830T0200Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 353 AM EDT Sun Aug 29 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH THIS EVENING... * WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren counties. * WHEN...From Sunday morning through Sunday evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Wave action will be highest near and north of Holland where 3 to 7 foot waves are expected. South of Holland, 3 to 5 foot waves will occur. Given winds from the south and southwest today, water on the south sides of piers will be particularly dangerous and can easily overwhelm even experienced swimmers. Piers in general are bad places to be walking on today with waves overtopping piers especially from Holland to the north. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures. && $$
153 WHUS43 KGRR 291453 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 1053 AM EDT Sun Aug 29 2021 MIZ037-043-050-056-064-071-292300- /O.CON.KGRR.BH.S.0019.000000T0000Z-210830T0200Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 1053 AM EDT Sun Aug 29 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * 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 Sunday morning through Sunday evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Wave action will be highest near and north of Holland where 3 to 7 foot waves are expected. South of Holland, 3 to 5 foot waves will occur. Given winds from the south and southwest today, water on the south sides of piers will be particularly dangerous and can easily overwhelm even experienced swimmers. Piers in general are bad places to be walking on today with waves overtopping piers especially from Holland to the north. 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. && $$
712 WHUS43 KGRR 291945 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 345 PM EDT Sun Aug 29 2021 MIZ037-043-050-056-064-071-300200- /O.CON.KGRR.BH.S.0019.000000T0000Z-210830T0200Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 345 PM EDT Sun Aug 29 2021 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WHAT...High wave action, strong currents, and dangerous swimming conditions expected. Piers may be heavily swamped by waves. * WHERE...Mason, Oceana, Muskegon, Ottawa, Allegan and Van Buren counties. * WHEN...Till mid evening. * IMPACTS...Strong currents can pull swimmers into deeper water and high waves can sweep people off piers. * ADDITIONAL DETAILS...Wave action will be highest near and north of Holland where 3 to 7 foot waves are expected. South of Holland, 3 to 5 foot waves will occur. Given winds from the south and southwest today, water on the south sides of piers will be particularly dangerous and can easily overwhelm even experienced swimmers. Piers in general are bad places to be walking on today with waves overtopping piers especially from Holland to the north. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain out of the water to avoid hazardous swimming conditions and do not venture out on piers. Please check with your local authorities on potential beach closures. && $$ wdm
170 WHUS43 KGRR 300132 CFWGRR Coastal Hazard Message National Weather Service Grand Rapids MI 932 PM EDT Sun Aug 29 2021 MIZ037-043-050-056-064-071-300245- /O.CAN.KGRR.BH.S.0019.000000T0000Z-210830T0200Z/ Mason-Oceana-Muskegon-Ottawa-Allegan-Van Buren- 932 PM EDT Sun Aug 29 2021 ...BEACH HAZARDS STATEMENT IS CANCELLED... Winds and waves have decreased to a safe level so the Beach Hazard Statement has been cancelled. $$ wdm
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 8:12 PM EDT | Severe Thunderstorm Warning | GRR | Mecosta, Newaygo | 48 min |
| Aug 28, 1:06 AM EDT | Special Marine Warning | GRR | 84 min | |
| Aug 28, 2:09 AM EDT | Special Weather Statement | GRR | Lake, Mason | 66 min |
| Aug 28, 2:42 AM EDT | Areal Flood Advisory | GRR | Mason | 6 hr |
| Aug 28, 2:50 AM EDT | Severe Thunderstorm Warning | GRR | Lake, Osceola | 55 min |
| Aug 28, 3:35 AM EDT | Severe Thunderstorm Warning | GRR | Clare | 55 min |
| Aug 28, 10:32 AM EDT | Small Craft Advisory | GRR | 35 hr | |
| Aug 28, 3:54 PM EDT | Special Weather Statement | GRR | Clare | 66 min |
| Aug 28, 4:07 PM EDT | Special Weather Statement | GRR | Montcalm | 68 min |
| Aug 28, 5:43 PM EDT | Special Weather Statement | GRR | Gratiot | 62 min |
| Aug 28, 5:57 PM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 48 min |
| Aug 28, 6:43 PM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 47 min |
| Aug 28, 7:33 PM EDT | Severe Thunderstorm Warning | GRR | Gratiot | 42 min |
| Aug 28, 7:48 PM EDT | Special Weather Statement | GRR | Clinton, Ionia | 57 min |
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.