Following the consequences of Hurricane Dorian, any chance of a Surge overlay to go with waves and swell - or an on/off button for surge on the swell overlay?

Any chance of a range scale somewhere in a corner. By the time you've zoomed in and out a few times, particularly of the oceans, you lose track of scale.

Following the consequences of Hurricane Dorian, any chance of a Surge overlay to go with waves and swell - or an on/off button for surge on the swell overlay?