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Effect of Bias Correction of Satellite-Rainfall Estimates on Runoff Simulations at the Source of the Upper Blue Nile

Emad Habib, Alemseged Haile, Nazmus Sazib, Yu Zhang, Tom Rientjes
2014 Remote Sensing  
The study area is the Gilgel Abbay catchment situated at the source basin of the Upper Blue Nile basin in Ethiopia, Eastern Africa. Rain gauge networks in such area are typically sparse.  ...  Additional improvements were observed when both the spatial and temporal variability in the bias was accounted for. The rainfall bias was found to have a pronounced effect on model calibration.  ...  Acknowledgment Support for this study was provided by the National Science Foundation (NSF) through Award Number OISE-0914618 to the University of Louisiana at Lafayette, and by the the NASA EPSCoR/BoR  ... 
doi:10.3390/rs6076688 fatcat:xb7ajhe75ne5vkjokvzur7h5x4

Impacts of climate change on Blue Nile flows using bias-corrected GCM scenarios

M. E. Elshamy, I. A. Seierstad, A. Sorteberg
2009 Hydrology and Earth System Sciences  
These were used to drive a fine-scale hydrological model of the Nile Basin to assess their impacts on the flows of the upper Blue Nile at Diem, which accounts for about 60% of the mean annual discharge  ...  of the Nile at Dongola.  ...  Mean monthly precipitation and runoff distributions for the upper Blue Nile Basin for 2081-2098 as simulated by the 17 bias-corrected GCMs.  ... 
doi:10.5194/hess-13-551-2009 fatcat:ggo4hqbcf5c3vdiia3ux2aa7pe

Hydrological Evaluation of Satellite and Reanalysis Precipitation Products in the Upper Blue Nile Basin: A Case Study of Gilgel Abbay

Haileyesus Belay Lakew, Semu Ayalew Moges, Dereje Hailu Asfaw
2017 Hydrology  
The results indicate the precipitation products consistently provide a better performance of runoff estimation when they are independently calibrated than simulation modes of the products.  ...  The aim of this study is to assess the performance of various global precipitation products for water resources application in the Upper Blue Nile basin, Ethiopia.  ...  The authors would like to thank the editor and anonymous reviewers for their constructive comments and suggestions, which have substantially improved the quality of this manuscript.  ... 
doi:10.3390/hydrology4030039 fatcat:mpdmreyyubhyrlepd3kjmm3rlu

Comparing TRMM 3B42, CFSR and ground-based rainfall estimates as input for hydrological models, in data scarce regions: the Upper Blue Nile Basin, Ethiopia

A. W. Worqlul, A. S. Collick, S. A. Tilahun, S. Langan, T. H. M. Rientjes, T. S. Steenhuis
2015 Hydrology and Earth System Sciences Discussions  
Both are located in the Upper Blue Nile Basin. The two models are calibrated with the observed discharge from 1994 to 2003 and validated from 2004 to 2006.  ...  Finally surprisingly, the ground based gauge performed better for both watersheds (with the exception of extreme events) than TRMM and CFSR satellite rainfall estimates.  ...  The data providers of Tropical Rainfall Measuring Mission (TRMM) product (3B42) and Climate Forecast System Reanalysis (CFSR) are also acknowledged.  ... 
doi:10.5194/hessd-12-2081-2015 fatcat:4gpvzbqecbd35ddll2sdytp6lq

Evaluation and Bias Correction of CHIRP Rainfall Estimate for Rainfall-Runoff Simulation over Lake Ziway Watershed, Ethiopia

Demelash Wondimagegnehu Goshime, Rafik Absi, Béatrice Ledésert
2019 Hydrology  
In this study, we evaluated the performance and the bias correction of Climate Hazards Group InfraRed Precipitation (CHIRP) satellite estimate for rainfall-runoff simulation at Meki and Katar catchments  ...  However, bias-corrected CHIRP rainfall estimate effectively reduced the bias and resulted in improved streamflow simulations.  ...  The authors also thank the satellite data providers of Climate Hazards Group (CHG) and other institutes for making the satellite rainfall data available.  ... 
doi:10.3390/hydrology6030068 fatcat:wlfiruxh2jdevg6ftu6phfrtoi

Hydrologic Assessment of the Uncertainty of Six Remote Sensing Precipitation Estimates Driven by a Distributed Hydrologic Model in the Blue Nile Basin [chapter]

Hadir Abdelmoneim, Mohamed R. Soliman, Hossam M. Moghazy
2021 Natural Disaster Science and Mitigation Engineering: DPRI reports  
AbstractBecause of the sparseness of the ground monitoring network, precipitation estimations based on satellite products (PESPs) are currently requisite tools for hydrological simulation research and  ...  Additionally, the distributed Hydrological River Basin Environmental Assessment Model (Hydro-BEAM) is used to investigate their potential effects in streamflow predictions over the Blue Nile basin (BNB  ...  The Blue Nile River is a vital tributary of the Nile River and provides the greatest portion to the flow of the Nile River, approximately 60%.  ... 
doi:10.1007/978-981-16-2904-4_8 fatcat:ncdtnnyuybfzvkf6yqofi574fm

Evaluation of satellite precipitation products using HEC-HMS model

Alemshet Belayneh, Gashaw Sintayehu, Kibrit Gedam, Tirunesh Muluken
2020 Modeling Earth Systems and Environment  
The study shows that the model performance was significantly improved when bias-corrected satellite rainfall input replaced than the original uncorrected satellite products.  ...  Accurate measurement of precipitation is vital to investigate the spatial and temporal patterns of precipitation at various scales for rainfall-runoff modeling.  ...  Upper Blue Nile Basin.  ... 
doi:10.1007/s40808-020-00792-z fatcat:dxvtbg6aenerjcxskjh2sq5m4e

Upper Blue Nile basin water budget from a multi-model perspective

Hahn Chul Jung, Augusto Getirana, Frederick Policelli, Amy McNally, Kristi R. Arsenault, Sujay Kumar, Tsegaye Tadesse, Christa D. Peters-Lidard
2017 Journal of Hydrology  
Improved understanding of the water balance in the Blue Nile is of critical importance because of increasingly frequent hydroclimatic extremes under a changing climate.  ...  The model experiments forced with observation-based products, the Climate Hazards group Infrared Precipitation with Stations (CHIRPS) and the Tropical Rainfall Measuring Mission (TRMM) Multi-Satellite  ...  Computing was supported by the resources at the NASA Center for Climate Simulation (NCCS). We thank Martha Anderson for the ALEXI ET data.  ... 
doi:10.1016/j.jhydrol.2017.10.040 pmid:32647388 pmcid:PMC7346279 fatcat:zfrydoosefbezimgdzcuhysbmm

Hydrological evaluation of satellite and reanalysis-based rainfall estimates over the Upper Tekeze Basin, Ethiopia

Kidane Welde Reda, Xingcai Liu, Gebremedhin Gebremeskel Haile, Siao Sun, Qiuhong Tang
2022 Hydrology Research  
Two important issues should be addressed before the use of satellite and reanalysis rainfall product at the basin level: (1) How useful are these rainfall estimates as forcing data for regional hydrological  ...  This paper presents the hydrological performance of satellite and reanalysis rainfall products (CHIRPSv8 and EWEMBI) at three hydrological stations in the Upper Tekeze River Basin (UTB), northern Ethiopia  ...  ACKNOWLEDGEMENTS This research was supported by the National Natural Science Foundation of China (41730645, 41790424, and 41877164)  ... 
doi:10.2166/nh.2022.131 fatcat:6z5gzj35zbahxl5kyaxdozwrmq

Complimentary Material Of Paper: Modelling The Water Budget Of The Upper Blue Nile Basin Using The Jgrass-Newage Model System And Satellite Data [article]

Wuletwu Abera, Giuseppe Formetta, Luca Brocca, Riccardo Rigon
2017 Zenodo  
This contains the complimentary material of the paper: Modelling the water budget of the Upper Blue Nile basin using the JGrass-NewAge model system and satellite data.  ...  There is also a revised version of the rebuttal letter sent to the Editor with a copy of the revised manuscript (in clear).  ...  GLOBAQUA (Managing the effects of multiple stressors on aquatic ecosystems under water scarcity, grant no. 603629-ENV-2013.6.2.1).  ... 
doi:10.5281/zenodo.264004 fatcat:he5v7ofhbvc2vgxxalkhgiwu3y

Modeling the water budget of the Upper Blue Nile basin using the JGrass-NewAge model system and satellite data

Wuletawu Abera, Giuseppe Formetta, Luca Brocca, Riccardo Rigon
2017 Hydrology and Earth System Sciences  
</strong> The Upper Blue Nile basin is one of the most data-scarce regions in developing countries, and hence the hydrological information required for informed decision making in water resource management  ...  The satellite product SM2R-CCI is used for obtaining the rainfall inputs, SAF EUMETSAT for cloud cover fraction for proper net radiation estimation, GLEAM for comparison with NewAge-estimated evapotranspiration  ...  The study basin The Upper Blue Nile river originates at Lake Tana at Bahir Dar, flowing southeast through a series of cataracts.  ... 
doi:10.5194/hess-21-3145-2017 fatcat:r2iy22qpgnerjmsvcv27o5zfr4

Dynamical bias correction procedure to improve global gridded daily streamflow data for local application in the Upper Blue Nile basin

Haileyesus Belay Lakew, Semu Ayalew Moges
2021 Journal of Hydrology and Hydromechanics  
This research focuses on the evaluation and correction of the bias embedded in the global streamflow product (WRR, 0.25°) developed by WaterGAP3 hydrological model in the upper Blue Nile basin part of  ...  Therefore, the temporal-spatial variable scheme is applicable and can use as one method for the bias correction to use the global data for local applications in the upper Blue Nile basin.  ...  The authors would like to thank the Ethiopian Ministry of Water, Irrigation and Energy for the updated observed streamflow data. Conflicts of interest. The authors declare no conflict of interest.  ... 
doi:10.2478/johh-2020-0040 fatcat:3n6vpexfq5csdavu2c5b4bbjhe

Comparing impacts of climate change on streamflow in four large African river basins

V. Aich, S. Liersch, T. Vetter, S. Huang, J. Tecklenburg, P. Hoffmann, H. Koch, S. Fournet, V. Krysanova, E. N. Müller, F. F. Hattermann
2014 Hydrology and Earth System Sciences  
</strong> This study aims to compare impacts of climate change on streamflow in four large representative African river basins: the Niger, the Upper Blue Nile, the Oubangui and the Limpopo.  ...  The uncertainty of the projections is the lowest in the Upper Blue Nile, where an increase in streamflow is most likely.  ...  We thank the IMPACT2c project for financing this study and ISI-MIP for providing us with bias corrected climate scenarios. Edited by: D. Mazvimavi  ... 
doi:10.5194/hess-18-1305-2014 fatcat:pr2jhg2tlfehpeumi6ifgzwphy

A Review of SWAT Model Application in Africa

George Akoko, Tu Hoang Le, Takashi Gomi, Tasuku Kato
2021 Water  
Dataset inputs mainly compared simulations with rain-gauge and global rainfall data sources.  ...  A total of 206 studies over a 15-year period (2005–2019) were identified from various peer-reviewed scientific journals listed on the SWAT website database, which is supported by the Centre for Agricultural  ...  Bias correction of satellite rainfall estimates significantly improves the SWAT model simulations as highlighted in the hydrological modeling of a small mountainous watershed in Ethiopia [90] .  ... 
doi:10.3390/w13091313 fatcat:udas5pny5rb35dzpp7lak2dkoy

Assessment of the two satellite-based precipitation products TRMM and RFE rainfall records using ground based measurements

Ahmed M.I. Abd Elhamid, Abdelhamid M.H. Eltahan, Lamees M.E. Mohamed, Ismail A. Hamouda
2020 Alexandria Engineering Journal  
The objective of this study is to evaluate the two satellite-based precipitation products; RainFall Estimate (RFE) and Tropical Rainfall Measuring Mission (TRMM) using ground gauge-based rainfall measurements  ...  Therefore, estimating the amount of rain from verified satellites is useful to obtain the pattern of rainfall that could be used in hydrological models to provide river discharges forecasts and to specify  ...  Central Kalahari Basin and perform bias-correction of the Satellite rainfall estimation.  ... 
doi:10.1016/j.aej.2020.03.035 fatcat:2a4mpeicuretplbic35bqo3ecq
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