lines 1-5:  They are all in this together (we) they are together, they will suffer together. safe the island is prepeared for the storm and the houses made squate and strong to last through the powerful storms. there is asoneses in the poem is a repertion on a vowel sound. the word wizened in line 3 can mean shriveled old and it can me wise and exsperianced. nothing grows on the island and the wizedn earth wil relate to that nothing can be lost nor the trees.   
line 1 there is an exsample of caesura its a delibrite pause at the end of line 1-2 there are embeakes e.g. commers and full stops. the rest of the verse uses enjambment 
the first 2 lines exsplain that they are prepearing for the storm and the rest of lines
is them being like they are acually in the strom.

lines 6-10:  Full blast that the storm is quite unexspected like a big wave hitting a rock when it is unexspeated.
line 7 coversational tone
line 8 somthing that is repates in this coures
line 10 the wind is posified the wind cant acually pumal

lines 11-19 it is sayin that it is exploding comfterbely and that it oxeymoraone