Surface ocean temperatures have been unusually cool over the past week, with readings just outside the Bay dipping below 50 ...

Oceans all over the world are experiencing warmer-than-normal temperatures, but waters off the southern U.S. could be on the brink of an ocean heat wave emergency.

In the case of the November 2020 rogue wave, the event had a height-to-significant-wave ratio (H/Hs) of 2.9, placing it far beyond what would be expected in a normal ocean setting.

Eventually, parts of the ocean might enter a constant state of marine heat wave, at least by today’s common definition. Some scientists see today’s shorter-term spikes as practice for this future.

Despite the heat wave, ocean water temperatures at the Shore are currently normal for this time of year. Typically, between ...