Results 11 to 20 of about 2,263,914 (354)

Deep Learning for Improving Numerical Weather Prediction of Heavy Rainfall

Journal of Advances in Modeling Earth Systems, 2022
The accurate prediction of rainfall, and in particular of the heaviest rainfall events, remains challenging for numerical weather prediction (NWP) models.
P. Hess, N. Boers
semanticscholar   +1 more source

Optimization of Probability Density Functions Applicable for Hourly Rainfall

Atmosphere, 2023
In order to improve the calculation accuracy of the rainfall probability distribution in related applications, this study aimed to select a theoretical function from applicable functions for three classes of the class-conditional probability density ...
Tieyuan Shen, Yiheng Xiang
doaj   +1 more source

Higher Probability of Occurrence of Hotter and Shorter Heat Waves Followed by Heavy Rainfall

Geophysical Research Letters, 2021
The consecutive heat wave and heavy rainfall (CHWHR) events, defined as the occurrence of heat waves followed by heavy rainfall, can cause more damages than individual extremes.
Jiewen You, Shuo Wang
semanticscholar   +1 more source

Multi-Source Precipitation Data Merging for Heavy Rainfall Events Based on Cokriging and Machine Learning Methods

Remote Sensing, 2022
Gridded precipitation data with a high spatiotemporal resolution are of great importance for studies in hydrology, meteorology, and agronomy. Observational data from meteorological stations cannot accurately reflect the spatiotemporal distribution and ...
Junmin Zhang, Jianhui Xu, Xiaoai Dai, Huihua Ruan, Xulong Liu, Wenlong Jing   +5 more
semanticscholar   +1 more source

Analysis of the Characteristics of Uneven Spatio-Temporal Distribution in Wujiang River Basin over the Last 60 Years

Atmosphere, 2023
Exploring the characteristics of uneven temporal and spatial distribution of precipitation in mountain watersheds can provide a reference for regional agricultural development and resource utilization, and contribute to the protection of the ecological ...
Junchao Wang, Tao Peng, Yiheng Xiang, Zhiyuan Yin, Haixia Qi   +4 more
doaj   +1 more source

Experimental Study on Failure Model of Tailing Dam Overtopping under Heavy Rainfall

Lithosphere, 2022
Unusual rainfall is the primary cause of the failure of the tailing dams, and overtopping is the most representative model of the tailing dam failure.
Guangjin Wang, Bing Zhao, Rong Lan, Dianwen Liu, Bisheng Wu, Yaoji Li, Quanming Li, Hanmin Zhou, Mingsheng Liu, Wenlian Liu, Xinjie Liu   +10 more
semanticscholar   +1 more source

Technical Evaluation of Precipitation Forecast by Blending Weather Radar Based on New Spatial Test Method

Remote Sensing, 2023
The Fourier–Merlin transform method, multi-scale optical flow method, and Weibull distribution are used to integrate the GRAPES_3 km model and Radar Extrapolation Forecast (REF) both developed independently by China.
Junchao Wang, Zhibin Wang, Jintao Ye, Anwei Lai, Hedi Ma, Wen Zhang   +5 more
doaj   +1 more source

The role of human-induced climate change in heavy rainfall events such as the one associated with Typhoon Hagibis

Climatic Change, 2022
Around October 12, 2019, torrential rainfall from Typhoon Hagibis caused large-scale flooding in a large area around the metropole region of Tokyo leading to large-scale destruction including losses of lives, livelihoods, and economic losses of well over
Sihan Li, F. Otto
semanticscholar   +1 more source

Vertical structures of raindrop size distributions over the middle and lower reaches of Yangtze River during the Meiyu period in 2020

暴雨灾害, 2023
Droplet size distribution (DSD) is an important parameter reflecting microphysical characteristics of rainfalls, research on vertical structures of DSD is helpful to understand rainfall evolution processes and improve radar quantitative precipitation ...
Lingli ZHOU, Zhikang FU, Guirong XU, Jixin WANG, Bin WANG   +4 more
doaj   +1 more source

Comparative evaluation of different stochastic perturbation schemes within the convection-allowing ensemble forecast of rainstorm in WRF model

暴雨灾害, 2023
Because of the small disturbance energy of random parameter in the rainstorm convective-allowing ensemble forecast model, a convective-allowing ensemble forecasting test based on WRFv3.9 model was carried out for a heavy rainstorm case in the Yangtze ...
Jie XIONG, Jun LI, Minghuan WANG
doaj   +1 more source