WunderGround API: 

wu_data.rb

# encoding: UTF-8

require "json"

require "open-uri"

require_relative 'wu'

require_relative 'forecast_io'

class WuData

  URL_API = "http://54.68.32.124"

  def initialize

    places = open(URL_API+"/sync_places").read

    @places = JSON.parse places

  end

  def get_wu

    @wu_data = {}

    @places.each do |place|

      query_start_time = DateTime.now

      _coords = "#{place["location"][0]}"+","+"#{place["location"][1]}"

      puts "#{_coords}===================="

      wu = Wu.new(_coords)

      wu_obj = wu.report

      @wu_data[place["id"]] = wu_obj

      sleep 1

      puts "  -> #{((DateTime.now - query_start_time) * 24 * 60 * 60).to_f}s"

    end

  end

  def wu_json

    File.open("wu_json/wu_data.json","w") do |f|

      f.write(@wu_data.to_json)

    end

  end

end

wu = WuData.new

wu.get_wu

wu.wu_json

sync_data.rb