Bhante requires a clean Sangha, Savaka Sangha, Nyom
Sophorn , to progress for path. If such is not avaliable in Hawaii (which can be expected) he might be able to spend the rains under the gift of lay people who are real Dhammika.
The way it runs is simply "harakiri" for still unborn release of Nissaya. It is to expect that he might soon fall into big troubles or walks the way of householder-monks, doing a living by teaching, as most, if not all, in modern lands.
If able to prepare such conditions, required for stay in outsiders lands, such would be a blessing for Hawaii as well, but there are reasonable less chances that both, Bhantes and Hawaiians people might be best supported.
As a matter of condition, it has to be a gift of the landlord that Dhamma might florish in his land.
While the Buddha allowed his monks to dwell seclude if it's conductive for concentration (ev. wilds, forest) he just odered his Arahats to go ahead alone, might it be city or beaches.
Householder (what ever clothes) love to make holidays on beautiful places, rather to seek for security, even teach this and that for a living, to be able... leaving real duties behind.
(familiar?)