Went out of Homer halibut fishing during one of those. Only two boats left the harbor that day. We made it to the grounds, the captain announced our arrival, and then noted that we would not be staying. Amazing what a boat can get through.
Probably a 20' tide change. Storm surge is different.
If you take the time it takes, it takes less time. --Pat Parelli
American by birth; Alaskan by choice. --ironbender