Alert archive / Michigan / Beach Hazards Statements in 2016
Beach Hazards Statement 20, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this beach hazards statement at Sep 6, 2016, 10:53 AM EDT for Mason County, Muskegon County, Oceana County, Michigan. It took effect at Sep 6, 2016, 1:00 PM EDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Sep 6, 2016, 10:53 AM EDT (14:53 UTC)
- In effect from
- Sep 6, 2016, 1:00 PM EDT
- Expired
- Sep 7, 2016, 12:10 AM EDT
- In force
- 11 hr
- Issued by
- NWS Grand Rapids, MI
Counties Mason County, MI, Muskegon County, MI, Oceana County, MI
The radar
The Grand Rapids radar (KGRR), 102 km from the middle of the area, began a volume at 14:53 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, 2.9 hours before the alert went out and 172 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
- 583 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 1042 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 193 m²/s²
- 0-3 km storm-relative helicity
- 180 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.0
The text
As transmitted.
985 WHUS43 KGRR 061453 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1053 AM EDT TUE SEP 6 2016 MIZ037-043-050-062300- /O.NEW.KGRR.BH.S.0020.160906T1700Z-160907T0500Z/ MASON-OCEANA-MUSKEGON- 1053 AM EDT TUE SEP 6 2016 ...BEACH HAZARDS STATEMENT IN EFFECT THROUGH LATE TONIGHT... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH HAZARDS STATEMENT...WHICH IS IN EFFECT THROUGH LATE TONIGHT. * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * LOCATION...BEACHES FROM GRAND HAVEN TO MANISTEE. * BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE... PERE MARQUETTE PARK IN MUSKEGON. GRAND HAVEN STATE PARK. * OVERVIEW/POTENTIAL IMPACTS...STRONG GUSTY WINDS FROM THE SOUTH WILL RESULT IN 3 TO 5 FOOT WAVES AND STRONG CURRENTS. WINDS AND WAVES SHOULD DIMINISH THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... HIGH WAVES 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. && $$ WEATHER.GOV/GRR
2 follow-up statements
284 WHUS43 KGRR 061913 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 313 PM EDT TUE SEP 6 2016 MIZ037-043-050-070315- /O.CON.KGRR.BH.S.0020.000000T0000Z-160907T0500Z/ MASON-OCEANA-MUSKEGON- 313 PM EDT TUE SEP 6 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 1 AM EDT WEDNESDAY... * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * LOCATION...BEACHES FROM GRAND HAVEN TO MANISTEE. * BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS INCLUDE... PERE MARQUETTE PARK IN MUSKEGON. GRAND HAVEN STATE PARK. * OVERVIEW/POTENTIAL IMPACTS...STRONG GUSTY WINDS FROM THE SOUTH WILL RESULT IN 3 TO 5 FOOT WAVES AND STRONG CURRENTS. WINDS AND WAVES SHOULD DIMINISH EARLY TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... HIGH WAVES CAN TIRE EVEN A STRONG SWIMMER QUICKLY. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT INTO DEEPER WATER ALONG THE PIER STRUCTURE. A LONGSHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO SHORE. LONGSHORE CURRENTS CAN BE STRONG ENOUGH TO PREVENT SWIMMERS FROM BEING ABLE TO KEEP THEIR FEET ON THE BOTTOM... MAKING IT DIFFICULT TO RETURN TO SHORE. && $$ WEATHER.GOV/GRR
244 WHUS43 KGRR 070410 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1210 AM EDT WED SEP 7 2016 MIZ037-043-050-070515- /O.CAN.KGRR.BH.S.0020.000000T0000Z-160907T0500Z/ MASON-OCEANA-MUSKEGON- 1210 AM EDT WED SEP 7 2016 ...BEACH HAZARDS STATEMENT IS CANCELLED... WINDS AND WAVES HAVE DECREASED AND THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS CANCELLED THE BEACH HAZARDS STATEMENT. $$ WEATHER.GOV/GRR
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 10:55 AM EDT | Small Craft Advisory | GRR | 13 hr | |
| Sep 6, 5:44 PM EDT | Special Weather Statement | GRR | Clare, Osceola | 61 min |
| Sep 6, 6:43 PM EDT | Special Weather Statement | GRR | Clare | 47 min |
| Sep 6, 6:45 PM EDT | Special Marine Warning | GRR | 90 min | |
| Sep 6, 6:51 PM EDT | Severe Thunderstorm Warning | GRR | Clare | 24 min |
| Sep 6, 7:03 PM EDT | Special Weather Statement | GRR | Muskegon | 57 min |
Nearby
Beach Hazards Statements in Michigan, 2016Every beach hazards statement in 2016
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.