buoy data mat file format:

N x 13 array with the following column designations

jd,atmp,bpr,dome,hrh,lwr,precip,sal,sst,swr,wnde_corr,wndn_corr,wspd
1   2    3    4   5   6    7     8   9  10      11        12     13

% wxt columns: jd,atmp,bpr,hrh,rain_intensity,wdir,wspd,wndu,wndv
%              1   2    3   4         5        6    7    8    9