HIGH-PERFORMANCE SOFTWARE FOR HYDROMETEOROLOGICAL EXTREME EVENTS SIMULATION. PART I: PROBLEM STATEMENT, MODELS, METHODS AND PARALLEL ALGORITHMS
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Issues of new concept implementation based on computer simulation for new extreme hydrometeorological events characteristics producing are discussed. General stages of calculation process, main features of modern approaches, numerical methods and parallel algorithms for hydrodynamic and statistic simulation of wind, waves, currents and sea level fields are described. Main calculation operations performance estimation is considered, a proof for supercomputer architecture choice is given.