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Research Article Open access CC BY 4.0

Numerical Simulation of Extreme Temperature (Heat Wave) in Bangladesh Using WRF-ARW Model

Md. Abdul Aziz, M. A. Samad, M. R. Hasan, M. N. U. Bhuiyan, M. A. K. Mallik

Journal of Advances in Mathematics and Computer Science · pp. 44–54 · Published 27 Nov 2020

10.9734/jamcs/2020/v35i830312

Abstract

Every year Bangladesh experiences different types of natural hazards and heat wave is one of them. In the present study, an advanced high-resolution Weather Research and Forecasting (WRF-ARW) numerical mesoscale model is used to simulate a severe heat wave event occurred during April over Bangladesh and eastern part of India. The model is integrated for 6 days starting from UTC of 19 April to UTC of 24 April 2016, on a single domain of 10 km horizontal resolution. For validation of the model performance, the model simulated results of temperature at 2 m height, relative humidity (RH), mean sea level pressure (MSLP) at UTC of 6 days are compared with the BMD observed data. And the results indicate that the model is able to simulate the occurrence of the heat wave event with 6 days over Bangladesh.

Extreme temperature heat wave relative humidity MSLP mesoscale models.

References (7)

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