|
|
|
|
|
Kwangjae Sung
In this study, the local unscented transform Kalman filter (LUTKF) proposed in the previous study estimates the state of the Weather Research and Forecasting (WRF) model through local analysis. Real observations are assimilated to investigate the analysi...
ver más
|
|
|
|
|
|
|
|
|
|
|
Min Chen, Hao Yang, Bo Mao, Kaiwen Xie, Chaoping Chen and Yuanchang Dong
Accurate wind speed prediction is significantly important for the full utilization of wind energy resources and the improvement in the economic benefits of wind farms. Because the ensemble forecast takes into account the uncertainty of information about ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Wen-Yih Sun
Here we present the numerical methods, applications, and comparisons with observations and previous studies. It includes numerical analyses of shallow water equations, Sun?s scheme, and nonlinear model simulations of a dam break, solitary Rossby wave, an...
ver más
|
|
|
|
|
|
|
|
|
|
|
Antigoni Voudouri, Euripides Avgoustoglou, Izthak Carmona, Yoav Levi, Edoardo Bucchignani, Pirmin Kaufmann and Jean-Marie Bettems
The objective calibration method originally performed on regional climate models is applied to a fine horizontal resolution Numerical Weather Prediction (NWP) model over a mainly continental domain covering the Alpine Arc. The method was implemented on t...
ver más
|
|
|
|
|
|
|
|
|
|
|
Thang M. Luong, Christopher L. Castro, Truong M. Nguyen, William W. Cassell and Hsin-I Chang
A commonly noted problem in the simulation of warm season convection in the North American monsoon region has been the inability of atmospheric models at the meso-ß scales (10 s to 100 s of kilometers) to simulate organized convection, principally mesosc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Louise Steffensen Schmidt, Peter L. Langen, Guðfinna Aðalgeirsdóttir, Finnur Pálsson, Sverrir Guðmundsson and Andri Gunnarsson
Several simulations of the surface climate and energy balance of Vatnajökull ice cap, Iceland, are used to estimate the glacier runoff for the period 1980–2015 and the sensitivity of runoff to the spring conditions (e.g., snow thickness). The ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xin Xia, Jiali Feng, Kun Wang, Jian Sun, Yudong Gao, Yuchao Jin, Yulong Ma, Yan Gao and Qilin Wan
Hybrid data assimilation (DA) methods have received extensive attention in the field of numerical weather prediction. In this study, a hybrid gain data assimilation (HGDA) method that combined the gain matrices of ensemble and variational methods was fir...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yu Qin, Yubao Liu, Xinyu Jiang, Li Yang, Haixiang Xu, Yueqin Shi and Zhaoyang Huo
Forecasts of numerical weather prediction models unavoidably contain errors, and it is a common practice to post-process the model output and correct the error for the proper use of the forecasts. This study develops a grid-to-multipoint (G2N) model outp...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ziyin Zhang, Yangna Lei and Siyu Cheng
Surface air temperature is a comprehensive function of aerosols in the atmosphere and various weather factors. However, there is no real-time aerosol concentration feedback in most operational numerical weather prediction (NWP) models. This raises a scie...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xiaobo Liu, Hai Chu, Jun Sun, Wei Zhao and Qingtao Meng
In recent years, due to the influence of global warming, extreme weather events occur frequently, such as the continuous heavy precipitation, regional high temperature, super typhoon, etc. Tropical cyclones make frequent landfall, heavy rains and flood d...
ver más
|
|
|
|
|
|
|
|
|
|
|
Yanzhang Liu, Jinqi Cai and Guirong Tan
Deep learning artificial intelligence technology, which has the advantages of nonlinear mapping ability, massive information extraction ability, spatial-temporal modeling ability, and so on, provides new ideas and methods for further improving the accura...
ver más
|
|
|
|
|
|
|
|
|
|
|
Evangelia Siouti, Ksakousti Skyllakou, Ioannis Kioutsioukis, David Patoulias, George Fouskas and Spyros N. Pandis
Air pollution forecasting systems are useful tools for the reduction in human health risks and the eventual improvement of atmospheric quality on regional or urban scales. The SmartAQ (Smart Air Quality) forecasting system combines state-of-the-art meteo...
ver más
|
|
|
|
|
|
|
|
|
|
|
Somayeh Arghavani, Clémence Rose, Sandra Banson, Aurelia Lupascu, Mathieu Gouhier, Karine Sellegri and Céline Planche
We investigated the role of the passive volcanic plume of Mount Etna (Italy) in the formation of new particles in the size range of 2.5?10 nm through the gas-to-particle nucleation of sulfuric acid (H2SO4) precursors, formed from the oxidation of SO2, an...
ver más
|
|
|
|
|
|
|
|
|
|
|
Thippawan Thodsan, Falin Wu, Kritanai Torsri, Thakolpat Khampuenson and Gongliu Yang
Data assimilation with a Numerical Weather Prediction (NWP) model using an observation system in a regional area is becoming more prevalent for local weather forecasting activities to reduce the risk of disasters. In this study, we evaluated the predicti...
ver más
|
|
|
|
|
|
|
|
|
|
|
Chih-Chiang Wei
Nearshore wave forecasting is susceptible to changes in regional wind fields and environments. However, surface wind field changes are difficult to determine due to the lack of in situ observational data. Therefore, accurate wind and coastal wave forecas...
ver más
|
|
|
|
|
|
|
|
|
|
|
Jared A. Lee, Paula Doubrawa, Lulin Xue, Andrew J. Newman, Caroline Draxl and George Scott
Offshore wind resource assessments for the conterminous U.S. and Hawai?i have been developed before, but Alaska?s offshore wind resource has never been rigorously assessed. Alaska, with its vast coastline, presents ample potential territory in which to b...
ver más
|
|
|
|
|
|
|
|
|
|
|
Huating Xu, Zhiyong Wu, Lifeng Luo and Hai He
Accurate and timely precipitation forecasts are a key factor for improving hydrological forecasts. Therefore, it is fundamental to evaluate the skill of Numerical Weather Prediction (NWP) for precipitation forecasting. In this study, the Global Environme...
ver más
|
|
|
|
|
|
|
|
|
|
|
Xia Sun, Heather A. Holmes, Olabosipo O. Osibanjo, Yun Sun and Cesunica E. Ivey
The partitioning of available energy into surface sensible and latent heat fluxes impacts the accuracy of simulated near surface temperature and humidity in numerical weather prediction models. This case study evaluates the performance of the Weather Res...
ver más
|
|
|
|
|
|
|
|
|
|
|
Anne Springer, Annette Eicker, Anika Bettge, Jürgen Kusche, Andreas Hense
Pág. 1 - 24
Precipitation and evapotranspiration, and in particular the precipitation minus evapotranspiration deficit ( P-E ), are climate variables that may be better represented in reanalyses based on numerical weather prediction (NWP) models than in other datase...
ver más
|
|
|
|
|
|
|
|
|
|
|
Ioannis Samos, Petroula Louka and Helena Flocas
Data assimilation (DA) integrates observational data with numerical weather predictions to enhance weather forecast accuracy. This study evaluates three regional background error (BE) covariance statistics for numerical weather prediction (NWP) via a var...
ver más
|
|
|
|
|
|