Alert archive / Michigan / Beach Hazards Statements in 2013
Beach Hazards Statement 18, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this beach hazards statement at Sep 11, 2013, 3:22 PM EDT for 6 counties in Michigan. It took effect at Sep 12, 2013, 12:00 PM EDT. It was in force for 42 hr.
The area
The counties it named.
The facts
- Issued
- Sep 11, 2013, 3:22 PM EDT (19:22 UTC)
- In effect from
- Sep 12, 2013, 12:00 PM EDT
- Expired
- Sep 14, 2013, 6:00 AM EDT
- In force
- 42 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 nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.4 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
- 68 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 1010 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
370 WHUS43 KGRR 111922 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 322 PM EDT WED SEP 11 2013 MIZ037-043-050-056-064-071-120330- /O.NEW.KGRR.BH.S.0018.130912T1200Z-130914T0200Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 322 PM EDT WED SEP 11 2013 ...BEACH HAZARDS STATEMENT IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY EVENING... THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A BEACH HAZARDS STATEMENT FOR DANGEROUS SWIMMING CONDITIONS...WHICH IS IN EFFECT FROM THURSDAY MORNING THROUGH FRIDAY EVENING. * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS...EXPECTED. * STRONG LONGSHORE CURRENTS...EXPECTED. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE... NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...STRONG NORTH WINDS WILL BRING DANGEROUS LONGSHORE CURRENTS ON THURSDAY AND PERSIST INTO FRIDAY. DANGEROUS SWIMMING CONDITIONS WILL OCCUR...ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ OSTUNO WEATHER.GOV/GRR
10 follow-up statements
456 WHUS43 KGRR 120236 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1036 PM EDT WED SEP 11 2013 MIZ037-043-050-056-064-071-121045- /O.CON.KGRR.BH.S.0018.130912T1200Z-130914T0200Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 1036 PM EDT WED SEP 11 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT FROM 8 AM EDT THURSDAY THROUGH FRIDAY EVENING... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS...EXPECTED. * STRONG LONGSHORE CURRENTS...EXPECTED. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE... NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL BRING DANGEROUS LONGSHORE CURRENTS BY THURSDAY MORNING AND PERSIST INTO FRIDAY. DANGEROUS SWIMMING CONDITIONS WILL OCCUR...ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
969 WHUS43 KGRR 120743 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 343 AM EDT THU SEP 12 2013 MIZ037-043-050-056-064-071-121545- /O.EXT.KGRR.BH.S.0018.130912T1600Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 343 AM EDT THU SEP 12 2013 ...BEACH HAZARDS STATEMENT NOW IN EFFECT FROM NOON EDT TODAY THROUGH LATE FRIDAY NIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS...EXPECTED. * STRONG LONGSHORE CURRENTS...EXPECTED. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE... NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL BRING DANGEROUS LONGSHORE CURRENTS BY MID DAY TODAY AND PERSIST INTO FRIDAY NIGHT. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
257 WHUS43 KGRR 121519 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1119 AM EDT THU SEP 12 2013 MIZ037-043-050-056-064-071-122330- /O.CON.KGRR.BH.S.0018.130912T1600Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 1119 AM EDT THU SEP 12 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE FRIDAY NIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THIS AFTERNOON WHICH WILL PERSIST INTO FRIDAY NIGHT. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
137 WHUS43 KGRR 121953 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 353 PM EDT THU SEP 12 2013 MIZ037-043-050-056-064-071-130400- /O.CON.KGRR.BH.S.0018.000000T0000Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 353 PM EDT THU SEP 12 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE FRIDAY NIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THROUGH FRIDAY EVENING. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
739 WHUS43 KGRR 130108 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 908 PM EDT THU SEP 12 2013 MIZ037-043-050-056-064-071-130915- /O.CON.KGRR.BH.S.0018.000000T0000Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 908 PM EDT THU SEP 12 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE FRIDAY NIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THROUGH FRIDAY EVENING. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
753 WHUS43 KGRR 130136 CCA CFWGRR LAKESHORE HAZARD MESSAGE...CORRECTED NATIONAL WEATHER SERVICE GRAND RAPIDS MI 934 PM EDT THU SEP 12 2013 MIZ037-043-050-056-064-071-131000- /O.COR.KGRR.BH.S.0018.000000T0000Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 934 PM EDT THU SEP 12 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE FRIDAY NIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS...POSSIBLE. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THROUGH FRIDAY EVENING. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
399 WHUS43 KGRR 130725 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 325 AM EDT FRI SEP 13 2013 MIZ037-043-050-056-064-071-131530- /O.CON.KGRR.BH.S.0018.000000T0000Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 325 AM EDT FRI SEP 13 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS...POSSIBLE. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THROUGH FRIDAY EVENING. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
979 WHUS43 KGRR 131523 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 1123 AM EDT FRI SEP 13 2013 MIZ037-043-050-056-064-071-132330- /O.CON.KGRR.BH.S.0018.000000T0000Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 1123 AM EDT FRI SEP 13 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS...POSSIBLE. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THROUGH FRIDAY EVENING. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
119 WHUS43 KGRR 131938 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 338 PM EDT FRI SEP 13 2013 MIZ037-043-050-056-064-071-140345- /O.CON.KGRR.BH.S.0018.000000T0000Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 338 PM EDT FRI SEP 13 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT THROUGH LATE TONIGHT... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS...POSSIBLE. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THROUGH FRIDAY EVENING. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
023 WHUS43 KGRR 140058 CFWGRR LAKESHORE HAZARD MESSAGE NATIONAL WEATHER SERVICE GRAND RAPIDS MI 858 PM EDT FRI SEP 13 2013 MIZ037-043-050-056-064-071-140900- /O.CON.KGRR.BH.S.0018.000000T0000Z-130914T1000Z/ MASON-OCEANA-MUSKEGON-OTTAWA-ALLEGAN-VAN BUREN- INCLUDING THE BEACHES OF...LAKE MICHIGAN RECREATION AREA... LUDINGTON STATE PARK...STEARNS PARK...CHARLES MEARS STATE PARK... SILVER LAKE STATE PARK...BENONA TOWNSHIP PARK... CLAYBANKS TOWNSHIP PARK...MUSKEGON STATE PARK... PJ HOFFMASTER STATE PARK...DUCK LAKE STATE PARK... PERE MARQUETTE PARK...MEINERT PARK...GRAND HAVEN STATE PARK... KIRK PARK...TUNNEL PARK...HOLLAND STATE PARK...OVAL BEACH... WEST SIDE PARK...SAUGATUCK DUNES STATE PARK...DOUGLAS BEACH... NORTH BEACH...SOUTH BEACH...VAN BUREN STATE PARK 858 PM EDT FRI SEP 13 2013 ...BEACH HAZARDS STATEMENT REMAINS IN EFFECT UNTIL 6 AM EDT SATURDAY... * HIGH WAVE ACTION AND DANGEROUS SWIMMING CONDITIONS EXPECTED. * STRONG STRUCTURAL CURRENTS EXPECTED. * STRONG LONGSHORE CURRENTS EXPECTED. * RIP CURRENTS...POSSIBLE. * LOCATION...BEACHES FROM ST. JOSEPH TO MANISTEE. BEACHES WITH PARTICULARLY DANGEROUS CONDITIONS THURSDAY INCLUDE NORTH BEACH IN SOUTH HAVEN... HOLLAND STATE PARK... MUSKEGON STATE PARK... MEARS STATE PARK IN PENTWATER... STERNS PARK IN LUDINGTON. * OVERVIEW/POTENTIAL IMPACTS...NORTH WINDS OF 15 TO 25 KNOTS WILL RESULT IN DANGEROUS LONGSHORE CURRENTS THROUGH FRIDAY EVENING. DANGEROUS SWIMMING CONDITIONS WILL OCCUR... ESPECIALLY ON THE NORTH SIDE OF NORTH PIERS WHERE STRONG STRUCTURAL CURRENTS WILL FORM. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE SURE OF YOUR SWIMMING ABILITY. CHILDREN SHOULD NOT ENTER THE WATER UNSUPERVISED AND WITHOUT A CERTIFIED FLOTATION DEVICE. CAUTION SHOULD BE USED WHEN IN OR NEAR THE WATER. PAY ATTENTION TO FLAGS AND SIGNS POSTED NEAR BEACH ACCESS POINTS AND LIFEGUARD STATIONS. STRUCTURAL CURRENTS FORM ALONG PIERS WHERE LONGSHORE CURRENTS AND WAVE ACTION FLOW INTO THE STRUCTURE. STRUCTURAL CURRENTS CAN SWEEP YOU OUT LAKEWARD 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. PLEASE VISIT THE FOLLOWING WEBSITE TO SHARE YOUR THOUGHTS ON THE NEW BEACH HAZARDS STATEMENT... HTTP://WWW.WEATHER.GOV/SURVEY/NWS-SURVEY.PHP?CODE=CHMBHS && $$ WEATHER.GOV/GRR
What forecasters said that day
The local office's own words before this beach hazards statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Grand Rapids, MI wrote its last area forecast discussion before this beach hazards statement went out at Sep 11, 1:35 PM EDT, 1 hour 47 minutes earlier.
Area forecast discussion, Sep 11, 1:35 PM EDT, 1 hour 47 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAND RAPIDS MI 135 PM EDT WED SEP 11 2013 LATEST UPDATE... AVIATION .SYNOPSIS... ISSUED AT 332 AM EDT WED SEP 11 2013 A COLD FRONT WILL SWEEP ACROSS THE REGION TONIGHT AND BRING SCATTERED SHOWERS AND STORMS TODAY AND TONIGHT. BEHIND THE FRONT TEMPERATURES WILL COOL TO THE 70S ON THURSDAY. TEMPERATURES WILL COOL EVEN FURTHER ON FRIDAY WITH DAYTIME HIGHS ONLY IN THE UPPER 50S TO MID 60S. THERE COULD BE ISOLATED SHOWERS THURSDAY AFTERNOON... OTHERWISE THURSDAY AND FRIDAY SHOULD REMAIN DRY. IT IS EXPECTED TO REMAIN COMFORTABLY COOL FOR THE WEEKEND AND INTO EARLY NEXT WEEK WITH HIGHS MAINLY IN THE UPPER 60S TO LOWER 70S. THERE WILL BE ANOTHER CHANCE OF RAIN SATURDAY NIGHT AND SUNDAY. && .SHORT TERM...(TODAY THROUGH FRIDAY) ISSUED AT 332 AM EDT WED SEP 11 2013 BIG CHANGES THROUGH THE SHORT TERM...GOING FROM RECORD HIGHS YESTERDAY...TO POSSIBLE PATCHY FROST OVER THE NORTHERN CWA BY FRIDAY MORNING. THE FRONT BRINGING THIS LARGE TEMP CHANGE WILL BE COMING THROUGH OVER THE NEXT 24 HOURS. THE FRONT REMAINS DIFFUSE AND SHOULD ONLY PRODUCE WIDELY SCATTERED SHOWERS/STORM MUCH OF TODAY. HOWEVER CONDITIONS CONTINUE TO LOOK MORE FAVORABLE FOR A MORE CONCENTRATED AREA OF PCPN TOWARD EVENING AS A SECONDARY FRONT MOVES IN. THE RIGHT ENTRANCE REGION OF THE UPPER JET WILL MOVE OVER SOUTHERN LOWER BY THEN AND THE STORM COVERAGE IS EXPECTED TO INCREASE ALONG AND SOUTH OF I-96 BY LATE AFTERNOON. A FEW OF THESE STORMS COULD BE STRONG TO SEVERE AS THE FRONT WILL BE RUNNING INTO A JUICY AIR MASS WITH CAPE VALUES OVER 2K J/KG. HOWEVER ITS POSSIBLE THE MAIN UPPER JET DYNAMICS WILL HOLD OFF UNTIL AFTER NIGHTFALL WHICH WOULD REDUCE THE CHANCE OF SEVERE STORMS. AS THE SECONDARY FRONT SWEEPS THROUGH TONIGHT...THE PCPN WILL END FROM NW TO SE. THE UPPER TROUGH THAT WILL BRING THE COLDER AIR INTO AREA WAS OVER THE YUKON LAST SUNDAY NIGHT AND WAS SEEN IN THE WATER VAPOR IMAGES THIS MORNING DIVING SE ACROSS THE LAKE WINNIPEG REGION. THE TROUGH PUSHES ACROSS LOWER MI ON THURSDAY AND MAY PRODUCE A FEW ISOLATED SHOWERS. TEMPS IN THE 70S SHOULD BEGIN TO FALL BY MID AFTERNOON AS THE UPPER TROUGH PASSES. TEMPS WILL DROP INTO THE 40S ACROSS MUCH OF THE CWA THURSDAY NIGHT. LOCALIZED LOW LYING AREAS ACROSS THE NORTH WILL LIKELY DIP INTO THE 30S WITH PATCHY FROST POSSIBLE IN OSCEOLA AND CLARE COUNTIES. THERE SHOULD BE SOME LAKE CLOUDS DEVELOP THROUGH THE NIGHT AS DELTA T/S REACH AROUND 20...HOWEVER IT LOOKS TOO DRY FOR ANY SHOWERS. HIGH PRESSURE BUILDS INTO THE NW GREAT LAKES BY FRIDAY. THE LAKE CLOUDS SHOULD ERODE WITH THE ANTICYCLONIC FLOW MOVING IN. HOWEVER WITH DEEP NORTHERN FLOW COLD ADVECTION WILL CONTINUE RESULTING IN A CHILLY DAY WITH HIGHS ONLY IN THE UPPER 50S TO MID 60S. .LONG TERM...(FRIDAY NIGHT THROUGH TUESDAY) ISSUED AT 332 AM EDT WED SEP 11 2013 FORECAST CONCERNS DEAL WITH THE POTENTIAL FOR FROST AND FREEZING TEMPERATURES FRIDAY NIGHT. THE ECMWF AND GFS ARE IN PRETTY GOOD AGREEMENT THROUGH THE PERIOD. A LARGE DOME OF HIGH PRESSURE WILL BE IN PLACE ACROSS MICHIGAN FRIDAY NIGHT. GIVEN THAT WE/LL BE COMING OFF OF A RATHER CHILLY DAY FRIDAY WITH HIGHS IN THE UPPER 50S/LOWER 60S...TEMPS COULD/SHOULD TAKE A STEEP DIVE FRIDAY NIGHT. WINDS WILL BE LIGHT UNDER THE HIGH AND SKIES LIKELY CLEAR. WE LOWERED TEMPS BELOW MOS GUIDANCE A FEW DEGREES. WE COULD CERTAINLY SEE TEMPS IN THE LOWER 30S ACROSS THE NE 6 COUNTIES OR SO WITH MID 30S IN A FRINGE AROUND THAT GROUP. SOME LOW LYING AREAS WILL LIKELY SEE TEMPS AOB FREEZING. THUS A FROST OR FREEZE HEADLINE SEEMS INCREASINGLY LIKELY FRIDAY NIGHT. WE/LL SEE A WARMING TREND DEVELOP SATURDAY AND CARRY THROUGH THE REST OF THE PERIOD. HIGH PRESSURE DRIFTING EAST WILL RESULT IN SW FLOW DEVELOPING. RAIN CHANCES WILL INCREASE SUNDAY AHEAD OF THE NEXT COLD FRONT. GIVEN THE NIGHT TIME ARRIVAL OF THE FRONT...WE OPTED TO NOT INCLUDE THUNDER AS INSTABILITY WILL BE LOW. && .AVIATION...(FOR THE 18Z TAFS THROUGH 18Z THURSDAY AFTERNOON) ISSUED AT 135 PM EDT WED SEP 11 2013 MAIN FOCUS OF THE 18Z FCSTS IS THE THREAT FOR PCPN INTO TONIGHT AND THE POTENTIAL LOWER CONDITIONS THAT COULD ACCOMPANY THE PCPN. THE THREAT FOR STRONG TO SEVERE STORMS HAS PRETTY MUCH MOVED SE OF THE TERMINALS ALREADY WHERE THE WARMER AND MORE MOIST AIR IS. A WAVE OF LOW PRESSURE NEAR THE QUAD CITIES IS MAKING ITS WAY TO THE AREA. TIMING SHOWER ACTIVITY ACROSS NW ILLINOIS WOULD PUT IT AT THE LAKESHORE S OF KMKG AROUND 20Z AND THEN SPREADING EAST THROUGH 22-23Z. THESE SHOWERS ARE MAINLY VFR WITH A CHC OF SOME SPOTTY MVFR. THESE SHOULD CONTINUE INTO AROUND 03-05Z BEFORE MOVING OUT OF THE AREA. MODELS ARE INDICATING SOME DECENT MOISTURE IN THE LOWEST LEVELS. HOWEVER THEY ARE NOT INDICATING MUCH IN THE WAY OF FOG POTENTIAL...LIKELY BECAUSE OF A DECENT BREEZE THAT SHOULD REMAIN UP THROUGH THE NIGHT. WE WILL CONTINUE TO MONITOR THE FOG POTENTIAL...BUT NOT PUT ANY IN THE FCST FOR NOW. SOME STRATOCUMULUS CLOUD COVER WILL BE LIKELY ON THU WITH A LOW CHC OF A SHOWER OR SPRINKLE. THE THREAT SEEMS TOO LOW FOR NOW TO MENTION IN THE FCST AS MOISTURE LOOKS TO BE A BIT LIMITED. && .MARINE... ISSUED AT 332 AM EDT WED SEP 11 2013 RELATIVELY QUIET ON THE LAKE OVER THE NEXT 24 HOURS AS THE BAGGY PRESSURE GRADIENT ALONG THE FRONT MOVES THROUGH. HOWEVER A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED BY MID DAY THURSDAY AS COLD ADVECTION AND NORTHERLY WINDS KICK IN. THE WINDS COULD REACH 30 KNOTS BY THURSDAY EVENING MAKING FOR A PARTICULARLY NASTY LATE SUMMER PERIOD ON THE LAKE. && .HYDROLOGY... ISSUED AT 332 AM EDT WED SEP 11 2013 PRECIPITABLE WATER LEVELS REMAIN AROUND 1.5 INCHES INTO THIS EVENING...SO THERE WILL CONTINUE TO BE THE POTENTIAL FOR VERY HEAVY LOCALIZED RAINS. HOWEVER MOST RIVER BASIN AVERAGES SHOULD REMAIN UNDER A HALF INCH. && .GRR WATCHES/WARNINGS/ADVISORIES... MI...NONE. LM...NONE. && SYNOPSIS...JK SHORT TERM...JK LONG TERM...93 AVIATION...NJJ HYDROLOGY...JK MARINE...JK
Hazardous weather outlook, Sep 11, 4:37 AM EDT, 10 hours 45 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAND RAPIDS MI 437 AM EDT WED SEP 11 2013 MIZ037>040-043>046-050>052-056>059-064>067-071>074-120845- MASON-LAKE-OSCEOLA-CLARE-OCEANA-NEWAYGO-MECOSTA-ISABELLA-MUSKEGON- MONTCALM-GRATIOT-OTTAWA-KENT-IONIA-CLINTON-ALLEGAN-BARRY-EATON- INGHAM-VAN BUREN-KALAMAZOO-CALHOUN-JACKSON- 437 AM EDT WED SEP 11 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER MICHIGAN. .DAY ONE...TODAY AND TONIGHT SCATTERED TO NUMEROUS THUNDERSTORMS WILL MOVE SOUTH TODAY AND THIS EVENING. A FEW OF THE STORMS COULD BE STRONG TO SEVERE WITH STRONG WINDS THE MAIN THREAT. LOCALLY HEAVY RAINFALL ALSO POSSIBLE. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY FROST IS POSSIBLE FRIDAY NIGHT NORTH OF I-96 AND EAST OF US-31. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. LMZ844>849-120845- ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI- HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI- WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI- 437 AM EDT WED SEP 11 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST LOWER MICHIGAN. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY WAVES WILL BECOME HAZARDOUS TO SMALL CRAFT THURSDAY AND FRIDAY AS THEY BUILD TO OVER 4 FEET BEHIND A STRONG COLD FRONT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED.
The office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 11, 3:16 PM EDT | Small Craft Advisory | GRR | 60 hr | |
| Sep 11, 4:38 PM EDT | Special Weather Statement | GRR | Calhoun, Jackson | 67 min |
| Sep 11, 4:46 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Jackson | 59 min |
| Sep 11, 5:12 PM EDT | Severe Thunderstorm Warning | GRR | Ingham, Jackson | 63 min |
| Sep 11, 5:27 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun | 63 min |
Nearby
Beach Hazards Statements in Michigan, 2013Every beach hazards statement in 2013
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.