能登谷拓 1 ・小林健一郎 2 ・奥勇一郎 3 ・木村圭佑 4 Taku NOTOYA, Kenichiro KOBAYASHI, Yuichiro OKU and Keisuke KIMURA 1 学生会員 神戸大学 大学院工学研究科(〒657-8501 神戸市灘区六甲台町1-1) 2 正会員 Dr.-Ing. 博(工) 神戸大学准教授 都市安全研究センター(〒657-8501 神戸市灘区六甲台町1-1) 3 非会員 博(理) 大阪市立環境科学研究所 調査研究課(〒543-0026 大阪市天王寺区東上町 8-34) 4 学生会員 神戸大学 大学院工学研究科(〒657-8501 神戸市灘区六甲台町1-1) Recently heavy rains occur frequently and researchers consider a climate change may be one of the causes. Thus, this study estimates the influence of the sea surface temperature changes on

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... fall intensity due to a Typhoon. First the Typhoon No.18, 2013 which caused heavy damage on Kyoto and Shiga prefectures due to the heavy rainfall is reproduced (control run). Then its SST global warming experiment is carried out using latest meso-scale meteorological model WRF. As the result of the SST global warming experiment, the catchment average rainfall of the Yodogawa river above Hirakata becomes 1.5 times larger than that of the control run. This result indicates a possibility that further heavier rainfall may occur in the future due to a climate change.