anchor.diff:  				snowfallProbabilityInPercent,thunderstormProbabilityInPercent
   - **PT1H** -    maxWindGustInMeterPerSecond,maxWindGustInKnots,maxWindGustInMilesPerHour,maxWindGustInKilometerPerHour,
                   sunshineDurationInMinutes,precipitationAmountInMillimeter,precipitationAmountInInch,
  -                maxPrecipitationAmountInMillimeter,directRadiationInJoulePerSquareCentimeter,globalRadiationInJoulePerSquareCentimeter,relativeGlobalRadiationInPercent,
  +                maxPrecipitationAmountInMillimeter,directRadiationInJoulePerSquareCentimeter,globalRadiationInJoulePerSquareCentimeter,averageGlobalRadiationInWattPerSquareMeter,relativeGlobalRadiationInPercent,
                   freshSnowfallInCentimeter,maxFreshSnowfallInCentimeter,relativeSunshineDurationInPercent,windGustProbabilityGreaterThan40KnotsInPercent,
   - **PT3H** -    maxWindSpeedInMeterPerSecond,maxWindSpeedInKnots,maxWindSpeedInMilesPerHour,maxWindSpeedInKilometerPerHour,
                   maxWindGustInMeterPerSecond,maxWindGustInKnots,maxWindGustInMilesPerHour,maxWindGustInKilometerPerHour,dominantWindDirectionInDegree,
  
positive.code:     6 | 6 oktas
      7 | 7 oktas
      8 | 8 oktas
      9 | Sky obscured by fog and/or other meteorological phenomena
negative.code:                 maxPrecipitationAmountInMillimeter,minPrecipitationAmountInMillimeter,precipitationProbabilityMoreOrEqualThan0_1MillimeterInPercent,
                  precipitationProbabilityMoreThan0_2MillimeterInPercent,precipitationProbabilityMoreThan1_4MillimeterInPercent,precipitationProbabilityMoreThan4_4MillimeterInPercent,
                  precipitationProbabilityMoreThan20MillimeterInPercent,precipitationProbabilityInPercent,thunderstormProbabilityInPercent,mostSignificantWeatherCode,
                  mostSignificantWeatherCodeTraditional,effectiveCloudCoverInOcta,effectiveCloudCoverInPercent,freezingRainProbabilityInPercent,groundFrostProbabilityInPercent,hailProbabilityInPercent,
                  snowfallProbabilityInPercent,minAirTemperatureNearGroundInCelsius,averageRelativeHumidityInPercent,averageWindSpeedInMeterPerSecond,averageWindSpeedInKnots,
                  averageWindSpeedInMilesPerHour,averageWindSpeedInBeaufort,averageWindSpeedInKilometerPerHour,averageAirPressureAtSeaLevelInHectoPascal,
                  maxUVIndexWithClouds,minVisibilityInMeter
  