XOUS53 KWBC 251536 CAPGRR NWS-IDP-PROD-4410305-3675972 w-nws.webmaster@noaa.gov 2020-08-25T11:35:00-04:00 Actual Alert Public IPAWSv1.0 en-US Met Special Marine Warning Avoid Immediate Severe Likely SAME SMW NationalWeatherService MAW 2020-08-25T11:35:00-04:00 2020-08-25T11:35:00-04:00 2020-08-25T13:00:00-04:00 NWS Grand Rapids MI Special Marine Warning issued August 25 at 11:35AM EDT until August 25 at 1:00PM EDT by NWS Grand Rapids MI The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore Waters from South Haven to Grand Haven MI... Open Waters from South Haven to Whitehall MI... * Until 100 PM EDT. * At 1135 AM EDT, strong thunderstorms were located along a line extending from 29 nm west of The White Lake Pier Heads to 23 nm west of Port Sheldon Harbor, 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 Saugatuck Pier Heads. Move to safe harbor immediately as gusty winds and high waves are expected. http://www.weather.gov eventMotionDescription 2020-08-25T11:35:00.000-04:00...storm...307DEG...37KT...43.28,-87.08 42.85,-86.74 hailSize Up to 0.75 VTEC /O.NEW.KGRR.MA.W.0037.200825T1535Z-200825T1700Z/ EAS-ORG WXR PIL GRRSMWGRR BLOCKCHANNEL CMAS BLOCKCHANNEL EAS BLOCKCHANNEL NWEM eventEndingTime 2020-08-25T13:00:00-04:00 Lake Michigan from Grand Haven to Whitehall MI 5NM offshore to Mid Lake; South Haven to Holland MI; Holland to Grand Haven MI; Lake Michigan from Holland to Grand Haven MI 5NM offshore to Mid Lake; Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake 42.41,-86.28 42.6,-87.04 43.38,-87.14 43.39,-86.96 43.01,-86.23 42.69,-86.21 42.41,-86.28 UGC LMZ872 UGC LMZ845 UGC LMZ846 UGC LMZ874 UGC LMZ876 SAME 092872 SAME 092845 SAME 092846 SAME 092874 SAME 092876