The article identifies tools for modeling communicative situations during the professional English classes of future maritime officers, considering the multicultural component of their professional activities. The author identifies the principles of modeling communicative situations during the professional English classes, which the teacher should follow: he principle of continuity, which is a system-creating factor in the gradual introduction of the knowledge system, skills and abilities of the essence and specificity from the first to the fifth courses, in further postgraduate education, contributing to the integrity of this process; the principle of professional orientation, the essence of which is the orientation of the tasks, content, methods and forms of organization of the educational process for the future specialists’ profession; the principle of dialogue that determines the scope of future maritime officers: communication with crew members, briefing, giving orders, etc., forming the theoretical and professional development of future specialists; it facilitates subject-subject connections, resulting in cadets mastering skills and abilities to take into account the position of the interlocutor, to organize and cooperate with the crew members, to adequately perceive and transmit information; the principle of complexity, which consists in the interconnection of the components of the educational process, ensuring the integrity of the influence on the formation of the personality of the future marine officer, as under the influence of studying various disciplines of cadets formed readiness for professional activity in the multicultural environment. Author gives examples of modeling communicative situations for various courses, taking into account their level of English. For the senior maritime students, the teacher may give more complicate communicative situations and use exercises such as brainstorming, choosing true/false statements, and choosing the right option (matching) with subsequent discussion in groups or pairs. The author concludes that the modeling of communicative situations helps to build an effective model of communication between representatives of different nationalities and cultures, solving intercultural conflicts