Channels of the Hawaiian Islands Maui. Although the channel is only about at its shortest point, it is one of the windiest and roughest in the Hawaiian Islands. The Kalohi Channel is the stretch of water separating Lānaʻi and Molokaʻi. Depth of water in this channel is about and width is . This is one of the less treacherous channels between islands in the archipelago, although strong winds and choppy sea conditions are frequent. Kalolohia beach on the Lānaʻi coast is also known as "Shipwreck Beach" because of a wreck on the reef there. Kalohi means "the slowness." The Kaiwi Channel (also known as the
Hawaiian Islands 2006, President George W. Bush issued a public proclamation creating Papahānaumokuākea Marine National Monument under the Antiquities Act of 1906. The Monument encompasses the northwestern Hawaiian Islands and surrounding waters, forming the largest marine wildlife reserve in the world. In August 2010, UNESCO's World Heritage Committee added Papahānaumokuākea to its list of World Heritage Sites. On August 26, 2016, President Barack Obama greatly expanded Papahānaumokuākea, quadrupling it from its original size. The climate of the Hawaiian Islands is tropical but it experiences many different climates, depending on altitude and weather. The islands receive most rainfall from the trade winds on