• Facing unprecedented drying of the Central Andes? Precipitation variability over the period AD 1000-2100 

      Neukom, R.; Rohrer, M.; Calanca, P.; Salzmann, N.; Huggel, C.; Acuña, Delia; Christie, D.A.; Morales, M.S.

      (Institute of Physics Publishing, 2015-08)
      Acceso abierto
      Projected future trends in water availability are associated with large uncertainties in many regions of the globe. In mountain areas with complex topography, climate models have often limited capabilities to adequately ...
    • Hydrological impacts of dam regulation for hydropower production: The case of Lake Sibinacocha, Southern Peru 

      Bello, Cinthya; Suarez, Wilson; Drenkhan, Fabian; Vega-Jácome, Fiorella

      (Elsevier B.V., 2023-01)
      Acceso abierto
      Study focus: Hydraulic infrastructure plays a fundamental role for energy production, drinking and irrigation water storage and flood control in regions with seasonal river flow. The highAndean Lake Sibinacocha has been ...
    • Low-frequency modulation and trend of the relationship between ENSO and precipitation along the northern to centre Peruvian Pacific coast 

      Bourrel, L.; Rau, Pedro; Dewitte, Boris; Labat, David; Lavado-Casimiro, W.; Coutaud, Aude; Vera, Andrea; Alvarado, Abigail; Ordóñez Gálvez, Juan Julio

      (John Wiley and Sons, 2014-05-21)
      Acceso abierto
      The relationship between El Niño Southern Oscillation (ENSO) and precipitation along the Peruvian Pacific coast is investigated over 1964–2011 on the basis of a variety of indices accounting for the different types of El ...
    • Mapping seasonal and annual extreme precipitation over the Peruvian Andes 

      Domínguez-Castro, F.; Vicente-Serrano, S.M.; López-Moreno, J.I.; Correa, Kris; Avalos, Grinia; Azorín-Molina, C.; El Kenawy, A.; Tomas-Burguera, M.; Navarro-Serrano, F.; Peña-Gallardo, M.; Gimeno, L.; Nieto, R.

      (John Wiley and Sons Ltd, 2018-12)
      Acceso cerrado
      Seasonal and annual extreme precipitation over the Peruvian Andes have been mapped for the first time. Maps were developed using the most complete, quality-controlled and homogenous daily precipitation records in Peru from ...
    • Mechanisms of tropical precipitation biases in climate models 

      Kim, Hanjun; Kang, Sarah M.; Takahashi, Ken; Donohoe, Aaron; Pendergrass, Angeline G.

      (Springer, 2020-10-27)
      Embargado
      We investigate the possible causes for inter-model spread in tropical zonal-mean precipitation pattern, which is divided into hemispherically symmetric and anti-symmetric modes via empirical orthogonal function analysis. ...
    • Modelación hidrológica semidistribuida en la región hidrográfica del Titicaca: caso de estudio cuenca del río Ramis, Perú 

      Lujano Laura, Efrain; Sosa Sarmiento, Jesús; Lujano Laura, Apolinario; Lujano Laura, Rene

      (Universidad Nacional del Altiplano de Puno, 2016)
      Acceso abierto
      La presente investigación se realizó en la cuenca del río Ramis, ubicado en la región hidrográfica del Titicaca, Perú, con el objetivo de calibrar y validar el modelo hidrológico Sacramento (SAC-SMA) desde un enfoque ...
    • Multiregional satellite precipitation products evaluation over complex terrain 

      Derin, Y.; Anagnostou, E.; Berne, A.; Borga, M.; Boudevillain, Brice; Buytaert, W.; Chang, Che-Hao; Delrieu, Guy; Hong, Yang; Chia Hsu, Yung; Lavado-Casimiro, W.; Manz, Bastian; Moges, Semu; Nikolopoulos, Efthymios I.; Sahlu, Dejene; Salerno, Franco; Rodríguez-Sánchez, Juan-Pablo; Vergara, Humberto J.; Yilmaz, Koray K..

      (American Meteorological Society, 2016-06)
      Acceso abierto
      An extensive evaluation of nine global-scale high-resolution satellite-based rainfall (SBR) products is performed using a minimum of 6 years (within the period of 2000-13) of reference rainfall data derived from rain gauge ...
    • Observed and projected hydroclimate changes in the Andes 

      Pabón-Caicedo, José Daniel; Arias, Paola A.; Carril, Andrea F.; Espinoza, J.C.; Katerina, Goubanova; Lavado-Casimiro, W.; Mariano, Masiokas; Silvina, Solman; Ricardo, Villalba

      (Frontiers, 2020-03-17)
      Acceso abierto
      The Andes is the most biodiverse region across the globe. In addition, some of the largest urban areas in South America are located within this region. Therefore, ecosystems and human population are affected by hydroclimate ...
    • Potential impacts of early twenty-first century changes in temperature and precipitation on rainfed annual crops in the Central Andes of Peru 

      Sanabria Quispe, Janeet; Calanca, Pierluigi; Alarcón Velazco, Constantino Eusebio; Canchari, Glicerio

      (Springer, 2014-03-08)
      Acceso abierto
      Smallholder agriculture in the Central Andes of Peru is based to large extent on rainfed cropping systems, is exposed to climatic risks and is expected to respond sensitively to increasing temperatures and shifts in the ...
    • Precipitation diurnal cycle assessment of satellite-based estimates over Brazil 

      Afonso, J.M.S.; Vila, D.A.; Gan, M.A.; Quispe, D.P.; Barreto, N.J.C.; Huamán, Joao; Palharini, R.S.A.

      (MDPI AG, 2020-07-21)
      Acceso abierto
      The main objective of this study is to assess the ability of several high-resolution satellite-based precipitation estimates to represent the Precipitation Diurnal Cycle (PDC) over Brazil during the 2014–2018 period, after ...
    • Radar-Observed Characteristics of Precipitation in the Tropical High Andes of Southern Peru and Bolivia 

      Endries, J. L.; Perry, L. B.; Yuter, S. E.; Seimon, Anton; Andrade, Marcos; Winkelmann, Ronald; Quispe, Nelson; Rado, Maxwell; Montoya, Nilton; Velarde, Fernando; Arias, S.

      (American Meteorological Society, 2018-07-06)
      This study used the first detailed radar measurements of the vertical structure of precipitation obtained in the central Andes of southern Peru and Bolivia to investigate the diurnal cycle and vertical structure of ...
    • Rainfall along the coast of Peru during strong El Niño events 

      Sanabria Quispe, Janeet; Bourrel, L.; Dewitte, Boris; Frappart, F.; Rau, P.; Solis, Olimpio

      (Royal Meteorological Society, 2017-09-26)
      Acceso abierto
      While, climatologically, most areas of the Peruvian Pacific region do not experience precipitation, they can be affected by heavy rain and flooding during strong El Niño events with severe socio-economic impacts. Only four ...
    • Rainfall Erosivity in Peru: A New Gridded Dataset Based on GPM-IMERG and Comprehensive Assessment (2000–2020) 

      Gutierrez, Leonardo; Huerta, Adrian; Sabino, Evelin; Bourrel, Luc; Frappart, Frédéric; Lavado-Casimiro, W.

      (Servicio Nacional de Meteorología e Hidrología del Perú, 2023)
      Acceso abierto
      In soil erosion estimation models, the variables with the greatest impact are rainfall erosivity (𝑅𝐸), which is the measurement of precipitation energy and its potential capacity to cause erosion, and erosivity density ...
    • Rainfall hotspots over the southern tropical Andes: Spatial distribution, rainfall intensity, and relations with large-scale atmospheric circulation 

      Espinoza, J.C.; Chavez, Steven; Ronchail, Josyane; Junquas, Clémentine; Takahashi, Ken; Lavado-Casimiro, W.

      (American Geophysical Union, 2015-05-11)
      Acceso abierto
      The Andes/Amazon transition is among the rainiest regions of the world and the interactionsbetween large-scale circulation and the topography that determine its complex rainfall distribution remainpoorly known. This work ...
    • Rainfall thresholds estimation for shallow landslides in Peru from gridded daily data 

      Millán-Arancibia, Carlos; Lavado-Casimiro, Waldo

      (European Geosciences Union, 2023-03-22)
      Acceso abierto
      This work aims to generate and evaluate regional rainfall thresholds obtained from a combination of high-resolution gridded rainfall data, developed by the National Service of Meteorology and Hydrology of Peru, and information ...
    • Reconstrucción de datos faltantes de precipitación pluvial diaria mediante la Transformada Wavelet 

      Carbajal Carrasco, Mariella; Yarlequé, Christian; Posadas, Adolfo; Silvestre, Elizabeth; Mejía, Abel; Quiroz, Roberto

      (Servicio Nacional de Meteorología e Hidrología del Perú, 2011)
      Acceso abierto
      Se describe la aplicación de un nuevo método para la completación de datos faltantes de precipitación diaria utilizando la “Transformada de Wavelets” (TW). Series completas de datos de precipitación diaria para los períodos ...
    • Spatial Distribution of Droughts in the Titicaca Lake Basin 

      Alonso, Wendy A.; Lavado-Casimiro, W.; Espinoza-Villar, R.; Chávarri-Velarde, Eduardo

      (Sociedade Brasileira de Meteorologia, 2022-09-26)
      Acceso abierto
      The present research has assessed the spatial distribution of drought risk in the Titicaca Lake Basin located in Peruvian territory for a district scale, based on hazard and vulnerability. Drought hazard has been quantified ...
    • Tendencias en los extremos de lluvias cerca a la ciudad del Cusco y su relación con las inundaciones de enero del 2010 

      Lavado-Casimiro, W.; Silvestre, Elizabeth; Pulache, Wilmer

      (Servicio Nacional de Meteorología e Hidrología del Perú, 2010)
      Acceso abierto
      Las lluvias que se han producido en Cusco a comienzo del año 2010 han dejado pérdidas de más de 700 millones de soles. En este estudio se analizaron las series de datos diarios de lluvias de cinco estaciones meteorológicas ...
    • Trends and variability of precipitation extremes in the Peruvian Altiplano (1971–2013) 

      Huerta, Adrian; Lavado-Casimiro, W.

      (John Wiley and Sons, 2020-05-24)
      Embargado
      Precipitation extremes have been investigated throughout the last decades in different regions of the Andes. However, little attention has been paid to the Altiplano region (Central Andes), especially to the Peruvian ...
    • Updated analyses of temperature and precipitation extreme indices since the beginning of the twentieth century: The HadEX2 dataset 

      Donat, M. G.; Alexander, L. V.; Yang, H.; Durre, I.; Vose, R.; Dunn, R. J. H.; Willett, K. M.; Aguilar, E.; Brunet, M.; Caesar, J.; Hewitson, B.; Jack, C.; Klein Tank, A. M. G.; Kruger, A. C.; Marengo, José A.; Peterson, T. C.; Renom, M.; Oria, Clara; Rusticucci, M.; Salinger, J.; Elrayah, A. S.; Sekele, S. S; Srivastava, A. K.; Trewin, B.; Villarroel, C.; Vincent, L. A.; Zhai, P.; Zhang, X.; Kitching, S.

      (Wiley-Blackwell, 2013-03-04)
      Acceso abierto
      In this study, we present the collation and analysis of the gridded land-based dataset ofindices of temperature and precipitation extremes: HadEX2. Indices were calculated based onstation data using a consistent approach ...