// make sure that scaling is applied
VariableDS vs = (VariableDS) ncfile.findVariable("hs");
Array data = vs.read("0,1,:,:)");
while (data.hasNext()) {
float val = data.nextFloat();
if (!vs.isMissing(val))
assert (val < 10.0) : val;
//System.out.printf("%f %n",val);
}