Alert archive / Michigan / Beach Hazards Statements in 2016
Beach Hazards Statement 9, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this beach hazards statement at Jul 11, 2016, 3:40 PM EDT for Mason County, Oceana County, Michigan. It took effect at Jul 12, 2016, 4:06 AM EDT. It was in force for 17 hr.
The area
The counties it named.
The facts
- Issued
- Jul 11, 2016, 3:40 PM EDT (19:40 UTC)
- In effect from
- Jul 12, 2016, 4:06 AM EDT
- Expired
- Jul 12, 2016, 9:00 PM EDT
- In force
- 17 hr
- Issued by
- NWS Grand Rapids, MI
Counties Mason County, MI, Oceana County, MI
The radar
The Grand Rapids radar (KGRR), 123 km from the middle of the area, began a volume at 19:41 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, 7.7 hours before the alert went out and 156 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
- 327 J/kg
- Mixed-layer CIN
- -220 J/kg
- Mixed-layer LCL
- 546 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 332 m²/s²
- 0-3 km storm-relative helicity
- 343 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.9
The text
As transmitted.
923 WHUS43 KGRR 111940 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 340 PM EDT MON JUL 11 2016 MIZ037-043-120345- /O.NEW.KGRR.BH.S.0009.160712T1200Z-160713T0100Z/ MASON-OCEANA- 340 PM EDT MON JUL 11 2016 ...BEACH HAZARDS STATEMENT IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH HAZARDS STATEMENT...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING. * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS POSSIBLE. * LOCATION...BEACHES FROM WHITEHALL TO MANISTEE. * BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS TUESDAY INCLUDE... SOUTH BEACH IN SOUTH HAVEN... GRAND HAVEN STATE PARK... PERE MARQUETTE PARK IN MUSKEGON. * OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS WILL INCREASE TUESDAY MORNING TO 15 TO 25 MPH. THIS WILL CREATE 3 TO 5 FOOT WAVES. THE SOUTH SIDE OF PIERS WILL BE SUSCEPTIBLE TO STRONG STRUCTURAL CURRENTS. ADDITIONALLY, STRONG LONGSHORE CURRENTS ARE EXPECTED FROM SOUTH TO NORTH ALONG THE LAKE SHORE. 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. && $$ WEATHER.GOV/GRR
3 follow-up statements
591 WHUS43 KGRR 120806 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 406 AM EDT TUE JUL 12 2016 MIZ037-043-121615- /O.EXT.KGRR.BH.S.0009.160712T0806Z-160713T0100Z/ MASON-OCEANA- 406 AM EDT TUE JUL 12 2016 ...BEACH HAZARDS STATEMENT NOW IN EFFECT THROUGH THIS EVENING... * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS POSSIBLE. * LOCATION...BEACHES FROM WHITEHALL TO MANISTEE. * OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS OF 15 TO 25 MPH WILL CREATE 3 TO 5 FOOT WAVES TODAY NORTH OF WHITEHALL. THE SOUTH SIDE OF PIERS WILL BE SUSCEPTIBLE TO STRONG STRUCTURAL CURRENTS. ADDITIONALLY... STRONG LONGSHORE CURRENTS ARE EXPECTED FROM SOUTH TO NORTH ALONG THE LAKE SHORE. PRECAUTIONARY/PREPAREDNESS ACTIONS... HIGH WAVE ACTION MAKES SWIMMING DIFFICULT AND CAN TIRE EVEN A STRONG SWIMMER QUICKLY. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT INTO DEEPER WATER ALONG THE PIER STRUCTURE. A LONGSHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO SHORE. LONGSHORE CURRENTS CAN BE STRONG ENOUGH TO PREVENT SWIMMERS FROM BEING ABLE TO KEEP THEIR FEET ON THE BOTTOM... MAKING IT DIFFICULT TO RETURN TO SHORE. RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER. && $$ MEADE WEATHER.GOV/GRR
499 WHUS43 KGRR 121404 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1004 AM EDT TUE JUL 12 2016 MIZ037-043-122215- /O.CON.KGRR.BH.S.0009.000000T0000Z-160713T0100Z/ MASON-OCEANA- 1004 AM EDT TUE JUL 12 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS POSSIBLE. * LOCATION...BEACHES FROM WHITEHALL TO MANISTEE. * OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS OF 15 TO 25 MPH WILL CREATE 3 TO 5 FOOT WAVES TODAY NORTH OF WHITEHALL. THE SOUTH SIDE OF PIERS WILL BE SUSCEPTIBLE TO STRONG STRUCTURAL CURRENTS. ADDITIONALLY... STRONG LONGSHORE CURRENTS ARE EXPECTED FROM SOUTH TO NORTH ALONG THE LAKE SHORE. 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. && $$ WEATHER.GOV/GRR
270 WHUS43 KGRR 121938 CFWGRR COASTAL HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 338 PM EDT TUE JUL 12 2016 MIZ037-043-130100- /O.CON.KGRR.BH.S.0009.000000T0000Z-160713T0100Z/ MASON-OCEANA- 338 PM EDT TUE JUL 12 2016 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... * HIGH WAVE ACTION... STRONG CURRENTS AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS POSSIBLE. * LOCATION...BEACHES FROM WHITEHALL TO MANISTEE. * OVERVIEW/POTENTIAL IMPACTS...SOUTH WINDS 15 TO 25 MPH AND 3 TO 5 FOOT WAVES WILL DECREASE TO 10 TO 15 MPH WINDS AND 2 TO 4 FOOT WAVES TONIGHT. THE SOUTH SIDE OF PIERS WILL BE SUSCEPTIBLE TO STRONG STRUCTURAL CURRENTS. ADDITIONALLY... STRONG LONGSHORE CURRENTS ARE EXPECTED FROM SOUTH TO NORTH ALONG THE LAKE SHORE. PRECAUTIONARY/PREPAREDNESS ACTIONS... HIGH WAVE ACTION MAKES SWIMMING DIFFICULT AND CAN TIRE EVEN A STRONG SWIMMER QUICKLY. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT INTO DEEPER WATER ALONG THE PIER STRUCTURE. A LONGSHORE CURRENT IS A LAKE CURRENT THAT MOVES PARALLEL TO SHORE. LONGSHORE CURRENTS CAN BE STRONG ENOUGH TO PREVENT SWIMMERS FROM BEING ABLE TO KEEP THEIR FEET ON THE BOTTOM... MAKING IT DIFFICULT TO RETURN TO SHORE. RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY FROM SHORE...WHICH OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN SANDBARS. RIP CURRENTS CAN SWEEP YOU INTO DEEPER WATER. && $$ WEATHER.GOV/GRR
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 7:37 AM EDT | Special Marine Warning | GRR | 83 min | |
| Jul 11, 10:12 AM EDT | Areal Flood Advisory | GRR | Muskegon, Ottawa | 6 hr |
| Jul 11, 3:36 PM EDT | Small Craft Advisory | GRR | 29 hr |
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.