Many remember the record-breaking heatwave that Oregon had over the summer. Now the state will be seeing another, but this time in the water. A marine heatwave is projected to hit the state within the next month, causing water on the west coast to have higher temperatures than normal. Dr. Andrew Leising is a research oceanographer at the National Oceanic and Atmospheric Administration and joins us to tell us what these heat waves are and how they might affect us.