XOUS53 KWBC 251754 CAPGRR NWS-IDP-PROD-4410478-3676100 w-nws.webmaster@noaa.gov 2020-08-25T13:54:00-04:00 Actual Update Public IPAWSv1.0 w-nws.webmaster@noaa.gov,NWS-IDP-PROD-4410462-3676089,2020-08-25T13:30:00-04:00 w-nws.webmaster@noaa.gov,NWS-IDP-PROD-4410419-3676066,2020-08-25T12:54:00-04:00 en-US Met Special Marine Warning Avoid Immediate Severe Likely SAME NWS NationalWeatherService MAW 2020-08-25T13:54:00-04:00 2020-08-25T13:54:00-04:00 2020-08-25T14:02:00-04:00 NWS Grand Rapids MI Special Marine Warning issued August 25 at 1:54PM EDT until August 25 at 2:00PM EDT by NWS Grand Rapids MI The affected areas were... Nearshore and Open Waters from St Joseph to South Haven MI... The thunderstorms have weakened and no longer pose a significant threat to boaters. However, thunderstorms will still be possible with gusty winds and occasional cloud to surface lighting. http://www.weather.gov eventMotionDescription 2020-08-25T13:52:00.000-04:00...storm...322DEG...41KT...42.21,-86.04 42.19,-86.44 NWSheadline THE SPECIAL MARINE WARNING WILL EXPIRE AT 200 PM EDT VTEC /O.EXP.KGRR.MA.W.0038.000000T0000Z-200825T1800Z/ PIL GRRMWSGRR BLOCKCHANNEL CMAS BLOCKCHANNEL EAS BLOCKCHANNEL NWEM eventEndingTime 2020-08-25T14:00:00-04:00 St Joseph to South Haven MI; Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake 42.13,-86.56 42.12,-86.96 42.46,-87.01 42.44,-86.36 42.4,-86.28 42.22,-86.38 42.11,-86.49 42.13,-86.56 UGC LMZ844 UGC LMZ878 SAME 092844 SAME 092878