Ensemble flash flood predictions using a high-resolution nationwide distributed rainfall-runoff model: case study of the heavy rain event of July 2018 and Typhoon …

T Sayama, M Yamada, Y Sugawara… - Progress in Earth and …, 2020 - Springer
The heavy rain event of July 2018 and Typhoon Hagibis in October 2019 caused severe
flash flood disasters in numerous parts of western and eastern Japan. Flash floods need to …

[PDF][PDF] Consecutive extreme flooding and heat wave in Japan: Are they becoming a norm?

SSY Wang, H Kim, D Coumou, JH Yoon, L Zhao… - 2019 - oa.tib.eu
In July 2018, Japan experienced two contrasting, yet consecutive, extreme events: a
devastating flood in early July followed by unprecedented heat waves a week later. Death …

Real-time flash flood forecasting approach for development of early warning systems: integrated hydrological and meteorological application

J Trošelj, S Nayak, L Hobohm… - … , Natural Hazards and …, 2023 - Taylor & Francis
This study proposes an integrated hydrometeorological modelling framework approach and
methodology for flash flood Early Warning Systems in the Chugoku region of Japan …

Assessment of the potential impact of a hyperspectral infrared sounder on the Himawari follow-on geostationary satellite

K Okamoto, H Owada, T Fujita, M Kazumori, M Otsuka… - SOLA, 2020 - jstage.jst.go.jp
To discuss the feasibility of the Himawari follow-on program, impacts of a hyperspectral
sounder on a geostationary satellite (GeoHSS) is assessed using an observing system …

On the properties of ensemble forecast sensitivity to observations

S Kotsuki, K Kurosawa, T Miyoshi - Quarterly Journal of the …, 2019 - Wiley Online Library
Evaluating impacts of observations on the skill of numerical weather prediction (NWP) is
important. The Ensemble Forecast Sensitivity to Observation (EFSO) provides an efficient …

Enhancing a real-time flash flood predictive accuracy approach for the development of early warning systems: hydrological ensemble hindcasts and parameterizations

J Trošelj, HS Lee, L Hobohm - Sustainability, 2023 - mdpi.com
This study marks a significant step toward the future development of river discharges
forecasted in real time for flash flood early warning system (EWS) disaster prevention …

Progress from TRMM to GPM

K Nakamura - Journal of the Meteorological Society of Japan. Ser. II, 2021 - jstage.jst.go.jp
Abstract The Tropical Rainfall Measuring Mission (TRMM) satellite was launched in 1997,
and the observations continued for more than 17 years. The features of TRMM observation …

A local particle filter and its Gaussian mixture extension implemented with minor modifications to the LETKF

S Kotsuki, T Miyoshi, K Kondo… - Geoscientific Model …, 2022 - gmd.copernicus.org
A particle filter (PF) is an ensemble data assimilation method that does not assume
Gaussian error distributions. Recent studies proposed local PFs (LPFs), which use …

Extreme precipitation over East Asia under 1.5 C and 2 C global warming targets: a comparison of stabilized and overshoot projections

D Li, T Zhou, W Zhang - Environmental Research …, 2019 - iopscience.iop.org
Abstract Highly populated East Asia is vulnerable to extreme precipitation. Here, we use
Community Earth System Model low-warming simulations to examine how extreme …

[HTML][HTML] Global precipitation forecasts by merging extrapolation-based nowcast and numerical weather prediction with locally optimized weights

S Kotsuki, K Kurosawa, S Otsuka… - Weather and …, 2019 - journals.ametsoc.org
Global Precipitation Forecasts by Merging Extrapolation-Based Nowcast and Numerical Weather
Prediction with Locally Optimized Weights in: Weather and Forecasting Volume 34 Issue 3 …