anchor.diff:                  precipitationDurationInMinutes,freshSnowfallInCentimeter,maxFreshSnowfallInCentimeter,effectiveCloudCoverInOcta,averageRelativeHumidityInPercent,
                   averageWindSpeedInMeterPerSecond,averageWindSpeedInKnots,averageWindSpeedInMilesPerHour,averageWindSpeedInBeaufort,averageWindSpeedInKilometerPerHour,
                   averageAirPressureAtSeaLevelInHectoPascal,maxUVIndexWithClouds,minVisibilityInMeter
  -- **PT12H** -   maxWindSpeedInMeterPerSecond,maxWindSpeedInKnots,maxWindSpeedInMilesPerHour,maxWindGustInMeterPerSecond,maxWindGustInKnots,maxWindGustInMilesPerHour,
  +- **PT12H** -   maxWindSpeedInMeterPerSecond,maxWindSpeedInKnots,maxWindSpeedInMilesPerHour,maxWindSpeedInKilometerPerHour,
  +                maxWindGustInMeterPerSecond,maxWindGustInKnots,maxWindGustInMilesPerHour,maxWindGustInKilometerPerHour,
                   minAirTemperatureInCelsius,minAirTemperatureInFahrenheit,minAirTemperatureInKelvin,maxAirTemperatureInCelsius,maxAirTemperatureInFahrenheit,
                   maxAirTemperatureInKelvin,mostLikelyLowAirTemperatureInCelsius,mostLikelyLowAirTemperatureInFahrenheit,mostLikelyLowAirTemperatureInKelvin,
                   mostLikelyHighAirTemperatureInCelsius,mostLikelyHighAirTemperatureInFahrenheit,mostLikelyHighAirTemperatureInKelvin,weatherCode,weatherCodeTraditional,
  
positive.code:                 airTemperatureNearGroundInCelsius,visibilityProbabilityLessThan200MeterInPercent,visibilityProbabilityLessThan1000MeterInPercent,
  				convectivePrecipitationProbabilityInPercent,precipitationProbabilityInPercent,precipitationType,hailProbabilityInPercent,
  				snowFallProbabilityInPercent,thunderstormProbabilityInPercent
  - **PT1H** -    maxWindGustInMeterPerSecond,maxWindGustInKnots,maxWindGustInMilesPerHour,sunshineDurationInMinutes,precipitationAmountInMillimeter,precipitationAmountInInch,
                  maxPrecipitationAmountInMillimeter,directRadiationInJoulePerSquareCentimeter,globalRadiationInJoulePerSquareCentimeter,relativeGlobalRadiationInPercent,
                  freshSnowfallInCentimeter,maxFreshSnowfallInCentimeter,relativeSunshineDurationInPercent,windGustProbabilityGreaterThan40KnotsInPercent,
  - **PT3H** -    maxWindSpeedInMeterPerSecond,maxWindSpeedInKnots,maxWindSpeedInMilesPerHour,maxWindGustInMeterPerSecond,maxWindGustInKnots,maxWindGustInMilesPerHour,
                  minAirTemperatureInCelsius,minAirTemperatureInFahrenheit,minAirTemperatureInKelvin,maxAirTemperatureInCelsius,maxAirTemperatureInFahrenheit,
                  maxAirTemperatureInKelvin,mostLikelyLowAirTemperatureInCelsius,mostLikelyLowAirTemperatureInFahrenheit,mostLikelyLowAirTemperatureInKelvin,
  				minFeelsLikeTemperatureInCelsius,minFeelsLikeTemperatureInFahrenheit,minFeelsLikeTemperatureInKelvin,
  
negative.code:                 mostLikelyHighAirTemperatureInCelsius,mostLikelyHighAirTemperatureInFahrenheit,mostLikelyHighAirTemperatureInKelvin,weatherCode,weatherCodeTraditional,
                  averageRelativeHumidityInPercent,averageWindSpeedInMeterPerSecond,averageWindSpeedInKnots,averageWindSpeedInMilesPerHour,averageWindSpeedInBeaufort,
                  averageWindSpeedInKilometerPerHour,averageAirPressureAtSeaLevelInHectoPascal,precipitationProbabilityInPercent,maxUVIndexWithClouds,minVisibilityInMeter
  - **PT6H** -    maxWindSpeedInMeterPerSecond,maxWindSpeedInKnots,maxWindSpeedInMilesPerHour,maxWindSpeedInKilometerPerHour,
                  maxWindGustInMeterPerSecond,maxWindGustInKnots,maxWindGustInMilesPerHour,maxWindGustInKilometerPerHour
                  minAirTemperatureInCelsius,minAirTemperatureInFahrenheit,minAirTemperatureInKelvin,maxAirTemperatureInCelsius,maxAirTemperatureInFahrenheit,
                  maxAirTemperatureInKelvin,mostLikelyLowAirTemperatureInCelsius,mostLikelyLowAirTemperatureInFahrenheit,mostLikelyLowAirTemperatureInKelvin,
                  mostLikelyHighAirTemperatureInCelsius,mostLikelyHighAirTemperatureInFahrenheit,mostLikelyHighAirTemperatureInKelvin,weatherCode,weatherCodeTraditional,
  