Alert archive / Michigan / Beach Hazards Statements in 2015
Beach Hazards Statement 2, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this beach hazards statement at May 27, 2015, 12:50 AM EDT for 5 counties in Michigan. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- May 27, 2015, 12:50 AM EDT (04:50 UTC)
- Expired
- May 27, 2015, 10:53 AM EDT
- In force
- 10 hr
- Issued by
- NWS Grand Rapids, MI
Counties Allegan County, MI, Mason County, MI, Muskegon County, MI, Oceana County, MI, Ottawa County, MI
The radar
The Grand Rapids radar (KGRR), 69 km from the middle of the area, began a volume at 04:50 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 00:00Z, 4.8 hours before the alert went out and 202 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
- 13 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 888 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 73 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
347 WHUS43 KGRR 270450 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1250 AM EDT WED MAY 27 2015 MIZ037-043-050-056-064-271300- /O.NEW.KGRR.BH.S.0002.150527T0450Z-150527T1500Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN- 1250 AM EDT WED MAY 27 2015 ...BEACH HAZARDS STATEMENT IN EFFECT UNTIL 11 AM EDT THIS MORNING... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH HAZARDS STATEMENT FOR DANGEROUS SWIMMING CONDITIONS...WHICH IS IN EFFECT UNTIL 11 AM EDT THIS MORNING. * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED * STRONG LONGSHORE CURRENTS EXPECTED * RIP CURRENTS POSSIBLE * LOCATION...BEACHES FROM SOUTH HAVEN TO MANISTEE. * BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TODAY INCLUDE... SOUTH BEACH IN SOUTH HAVEN... GRAND HAVEN STATE PARK... PERE MARQUETTE PARK IN MUSKEGON. * OVERVIEW/POTENTIAL IMPACTS...STRONGER SOUTHWEST FLOW WILL CAUSE WAVES TO BUILD THIS MORNING LEADING TO THE HAZARDOUS CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... HIGH WAVE ACTION MAKES SWIMMING DIFFICULT AND CAN TIRE EVEN A STRONG SWIMMER QUICKLY. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT INTO DEEPER WATER ALONG THE PIER STRUCTURE. A LONGSHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO SHORE. LONGSHORE CURRENTS CAN BE STRONG ENOUGH TO PREVENT SWIMMERS FROM BEING ABLE TO KEEP THEIR FEET ON THE BOTTOM... MAKING IT DIFFICULT TO RETURN TO SHORE. RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER. && $$ WEATHER.GOV/GRR
2 follow-up statements
902 WHUS43 KGRR 270735 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 335 AM EDT WED MAY 27 2015 MIZ037-043-050-056-064-271500- /O.CON.KGRR.BH.S.0002.000000T0000Z-150527T1500Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN- 335 AM EDT WED MAY 27 2015 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED * STRONG LONGSHORE CURRENTS EXPECTED * RIP CURRENTS POSSIBLE * LOCATION...BEACHES FROM SOUTH HAVEN TO MANISTEE. * BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TODAY INCLUDE... SOUTH BEACH IN SOUTH HAVEN... GRAND HAVEN STATE PARK... PERE MARQUETTE PARK IN MUSKEGON. * OVERVIEW/POTENTIAL IMPACTS...STRONGER SOUTHWEST FLOW WILL CAUSE WAVES TO BUILD THIS MORNING LEADING TO THE HAZARDOUS CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... HIGH WAVE ACTION MAKES SWIMMING DIFFICULT AND CAN TIRE EVEN A STRONG SWIMMER QUICKLY. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT INTO DEEPER WATER ALONG THE PIER STRUCTURE. A LONGSHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO SHORE. LONGSHORE CURRENTS CAN BE STRONG ENOUGH TO PREVENT SWIMMERS FROM BEING ABLE TO KEEP THEIR FEET ON THE BOTTOM... MAKING IT DIFFICULT TO RETURN TO SHORE. RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER. && $$ WEATHER.GOV/GRR
483 WHUS43 KGRR 271453 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1053 AM EDT WED MAY 27 2015 MIZ037-043-050-056-064-271600- /O.CAN.KGRR.BH.S.0002.000000T0000Z-150527T1500Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN- 1053 AM EDT WED MAY 27 2015 ...BEACH HAZARDS STATEMENT IS CANCELLED... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS CANCELLED THE BEACH HAZARDS STATEMENT. WINDS AND WAVES WILL GRADUALLY SUBSIDE TODAY WHICH WILL LESSEN HAZARDOUS CONDITIONS ASSOCIATED WITH BEING IN THE WATER. $$ WEATHER.GOV/GRR
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 12:44 AM EDT | Small Craft Advisory | GRR | 10 hr | |
| May 27, 10:57 AM EDT | Marine Dense Fog Advisory | GRR | 4 hr | |
| May 27, 12:05 PM EDT | Special Weather Statement | GRR | Calhoun, Eaton, Ingham, Jackson, Kalamazoo | 115 min |
| May 27, 1:44 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Jackson | 61 min |
Nearby
Beach Hazards Statements in Michigan, 2015Every beach hazards statement in 2015
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.