Hilo Tides
04/19/2018 04:52 AM1.4High
04/19/2018 11:05 AM-0.3Low
04/19/2018 06:23 PM2.4High
04/20/2018 01:07 AM0.6Low
04/20/2018 05:36 AM1.1High
04/20/2018 11:51 AM-0.2Low
04/20/2018 07:29 PM2.3High
04/21/2018 02:42 AM0.6Low
04/21/2018 06:43 AM0.9High

Data from tidesandcurrents.noaa.gov
NOAA weather.gov/hawaii 
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