anchor.diff:                  "precipitationAmountInMillimeter": 0.5,
                   "precipitationAmountInInch": 0.02,
   				"freshSnowfallInCentimeter": 1,
  -				"freshSnowfallInInch": 0.394
  +				"freshSnowfallInInch": 0.394,
  +				"pressureTendency": "STEADY",
  +                "pressureTendencyCode": 4
                 },
                 {
                   "meteoGroupStationId": "3007237",
  
positive.code:                 "precipitationAmountInMillimeter": 0,
                  "precipitationAmountInInch": 0,
  				"freshSnowfallInCentimeter": 5.5,
  				"freshSnowfallInInch": 2.165
                },
                {
                  "meteoGroupStationId": "3007300",
  
negative.code:                 "precipitationAmountInMillimeter": 0.7,
                  "precipitationAmountInInch": 0.028,
  				"freshSnowfallInCentimeter": 1.5,
  				"freshSnowfallInInch": 0.591,
  				"pressureTendency": "STEADY",
                  "pressureTendencyCode": 4
                },
                {
                  "meteoGroupStationId": "3007237",
  