It will convect a lot less than a 15 knot wind... It will certainly cool down, but there is no way the dome is anything but a net-win in terms of thermal effic

It will convect a lot less than a 15 knot wind... It will certainly cool down, but there is no way the dome is anything but a net-win in terms of thermal efficiency (is it enough to offset the cost of the dome? I don't know... but it will absolutely reduce the amount of heat lost by the house)