Read and explore NetCDF v3 files.
$ npm install netcdfjs
For further information about the grammar you should go to this link.
const { readFileSync } = require("fs");
const { NetCDFReader } = require("netcdfjs");
// http://www.unidata.ucar.edu/software/netcdf/examples/files.html
const data = readFileSync("madis-sao.nc");
var reader = new NetCDFReader(data); // read the header
reader.getDataVariable("wmoId"); // go to offset and read it