text:  but only 9 or 10 of those have been off Waikiki. It is not illegal to swim with whale sharks in Hawaii, but if you ever do get the chance to see one, marine experts say you should not touch them. In weather, today will be mostly sunny with scattered showers. Tonight, mostly clear, scattered showers. Highs in the low 90s, lows in the upper 70s. We'll have trade winds 15 to 20 miles per hour.