Interesting bit: during a press event recently, Warren Buffett was asked whether increasing climate-related catastrophes would hurt the insurance companies in his portfolio. The answer was, to paraphrase, that they would help the companies more than hurt them. Even in a particular year that has unforeseen high levels of disaster, the companies will quickly update their risk models and increase their premiums, essentially bringing in the same margins as before on a larger risk pool = more profit.

> following these updates?

Follow up from someone likewise uninformed: do they have an escape clause that means they can avoid paying out (act of God, etc) meaning that no one is actually directly accountable?

I can't answer your question, but what will happen to the property market after sea level rise is a central part of Kim Stanley Robinson's book New York 2140. It is fascinating and I can highly recommend it.

And ~~where should I buy my house today to get a good deal on tomorrow's beachfront property?~~ how long until this starts having interesting effects on real estate prices?

I think it's impossible to say, since if you were off by a single foot your property would be effectively worthless

I believe sea level rise is already beginning to slow down the housing market in Miami