XOUS53 KWBC 251500 CAPGRR NWS-IDP-PROD-4410195-3675787 w-nws.webmaster@noaa.gov 2020-08-25T11:00:00-04:00 Actual Alert Public IPAWSv1.0 en-US Met Special Marine Warning Avoid Immediate Severe Likely SAME SMW NationalWeatherService MAW 2020-08-25T11:00:00-04:00 2020-08-25T11:00:00-04:00 2020-08-25T12:00:00-04:00 NWS Grand Rapids MI Special Marine Warning issued August 25 at 11:00AM EDT until August 25 at 12:00PM EDT by NWS Grand Rapids MI The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore Waters from Holland to Pentwater MI... Open Waters from Grand Haven to Pentwater MI... * Until noon EDT. * At 1059 AM EDT, a strong thunderstorm was located 11 nm southwest of Little Sable Point Light, moving southeast at 35 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... The Mona Lake Channel, Grand Haven Light, Muskegon Light and The White Lake Pier Heads. http://www.weather.gov eventMotionDescription 2020-08-25T10:59:00.000-04:00...storm...300DEG...36KT...43.51,-86.7 hailSize Up to 0.75 VTEC /O.NEW.KGRR.MA.W.0036.200825T1500Z-200825T1600Z/ EAS-ORG WXR PIL GRRSMWGRR BLOCKCHANNEL CMAS BLOCKCHANNEL EAS BLOCKCHANNEL NWEM eventEndingTime 2020-08-25T12:00:00-04:00 Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake; Grand Haven to Whitehall MI; Lake Michigan from Whitehall to Pentwater MI 5NM offshore to Mid Lake; Holland to Grand Haven MI; Whitehall to Pentwater MI 43.01,-86.25 43.39,-87.01 43.63,-86.71 43.52,-86.48 43.36,-86.42 43.14,-86.28 43.02,-86.23 43.01,-86.25 UGC LMZ872 UGC LMZ847 UGC LMZ870 UGC LMZ846 UGC LMZ848 SAME 092872 SAME 092847 SAME 092870 SAME 092846 SAME 092848