returns the pressure trend up , down , equal . concode_field_sep Double visibility concode_elem_sep Integer humidity concode_elem_sep Double pressure concode_elem_sep String pressureTrend concode_elem_sep Integer uvIndex concode_elem_sep Integer ozone concode_field_sep Integer getUvIndex concode_elem_sep Double getPressure concode_elem_sep void setUvIndex concode_elem_sep void setPressure concode_elem_sep Integer getOzone concode_elem_sep void setOzone concode_elem_sep void setHumidity concode_elem_sep String toString concode_elem_sep Integer getHumidity concode_elem_sep void setVisibility concode_elem_sep void setPressureTrend concode_elem_sep Double getVisibility
String function ( ) { return pressureTrend ; }