Prediction of Thermal Environment in Olympic Marathon Course by Thermal Comfort Map

Abstract

In this study, thermal environment along marathon course of Olympics game in 2020 was analyzed based on the distributions of MRT and WBGT in the center area of Tokyo. The result indicated that WBGT was more than 28℃, which correspondent to “severe alert level”, from 9:00 to 18:00, on 7th Aug. Because shadow area showed lower WBGT, it was possible to keep WBGT less by the course is set under shade.