<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>0187-6236</journal-id>
<journal-title><![CDATA[Atmósfera]]></journal-title>
<abbrev-journal-title><![CDATA[Atmósfera]]></abbrev-journal-title>
<issn>0187-6236</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Instituto de Ciencias de la Atmósfera y Cambio Climático]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-62362021000200207</article-id>
<article-id pub-id-type="doi">10.20937/atm.52792</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Rainfall uncertainty and water availability: Elements for planning water allocation to users in irrigation districts of Mexico. Study case: Irrigation District 041, Yaqui River]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez Cohen]]></surname>
<given-names><![CDATA[Ignacio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Macías-Corral]]></surname>
<given-names><![CDATA[Maritza Argelia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Esquivel Arriaga]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cerano Paredes]]></surname>
<given-names><![CDATA[Julián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cabrera Carbajal]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Inzunza Ibarra]]></surname>
<given-names><![CDATA[Marco Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz Padilla]]></surname>
<given-names><![CDATA[Gabriel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guajardo Panes]]></surname>
<given-names><![CDATA[Rafael Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales Agrícolas y Pecuarias Centro Nacional de Investigación Disciplinaria en Relaciones Agua-Suelo-Planta-Atmósfera ]]></institution>
<addr-line><![CDATA[Gómez Palacio Durango]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Coahuila  ]]></institution>
<addr-line><![CDATA[Torreón Coahuila]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales Agrícolas y Pecuarias Campo Experimental Norman E. Borlaug ]]></institution>
<addr-line><![CDATA[Ciudad Obregón Sonora]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales Agrícolas y Pecuarias Campo Experimental Cotaxtla ]]></institution>
<addr-line><![CDATA[Medellín de Bravo Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>34</volume>
<numero>2</numero>
<fpage>207</fpage>
<lpage>216</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-62362021000200207&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-62362021000200207&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-62362021000200207&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The aim of this work is to present a protocol for analyzing readily available climatic and hydrological information on watersheds, in order to achieve a rational planning of irrigation water allocation under rainfall uncertainty conditions. We present as case study the Yaqui River watershed and Irrigation District (ID) No. 041 in the state of Sonora, Mexico. The watershed is divided into three sub-watersheds that drain into three reservoirs. Our findings indicate a strong dependence of water availability on the reservoirs, conditioned by El Niño phenomenon. In addition, rainfall-runoff relationships indicate the capability to produce a runoff for each sub-watershed and the differentiated impact of El Niño. The three sub-watersheds require about the same amount of antecedent rainfall for initiating the runoff (5 mm). A standardized precipitation index (SPI) highlights the dynamics of dry and wet spells and the impact on the planted area within the irrigation district. Overall, the functional relationships between El Niño, the SPI, and the planted area in the irrigation district may serve for planning purposes under climate uncertainty scenarios.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El objetivo de este trabajo es presentar un protocolo para el análisis de información climática e hidrológica fácilmente disponible de cuencas, con el fin de lograr una planeación racional de la distribución de agua en condiciones de incertidumbre sobre la precipitación. Se analiza el caso de la cuenca del Rio Yaqui y el distrito de riego Núm. 041 en el estado de Sonora. La cuenca se divide en tres subcuencas que drenan a tres embalses. Los resultados indican una fuerte dependencia de la disponibilidad de agua en los embalses condicionada al fenómeno El Niño. Adicionalmente, las relaciones precipitación-escurrimiento indican la capacidad de producir escurrimiento en cada subcuenca y el impacto diferenciado de El Niño. Las tres subcuencas requieren de casi la misma cantidad de humedad antecedente para que se inicie el escurrimiento (5 mm). El índice estandarizado de precipitación (SPI, por sus siglas en inglés) resalta la dinámica de periodos húmedos y secos, así como el impacto en la superficie sembrada en el distrito de riego. De manera general, las relaciones funcionales entre El Niño, el SPI y la superficie sembrada en el distrito de riego, pueden servir con fines de planeación en escenarios de incertidumbre climática.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[El Niño]]></kwd>
<kwd lng="en"><![CDATA[irrigation]]></kwd>
<kwd lng="en"><![CDATA[rainfall]]></kwd>
<kwd lng="en"><![CDATA[runoff]]></kwd>
<kwd lng="en"><![CDATA[SPI]]></kwd>
<kwd lng="en"><![CDATA[watershed]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blume]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Zehe]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Bronstert]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rainfall-runoff response, event-based runoff coefficients and hydrograph separation]]></article-title>
<source><![CDATA[Hydrological Sciences Journal]]></source>
<year>2007</year>
<volume>52</volume>
<page-range>843-62</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Buechler]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Gender, water, and climate change in Sonora, Mexico: Implications for policies and programmes on agricultural income-generation]]></article-title>
<source><![CDATA[Gender &amp; Development]]></source>
<year>2009</year>
<volume>17</volume>
<page-range>51-66</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<collab>CNA</collab>
<source><![CDATA[Estadisticas del agua en Mexico]]></source>
<year>2018</year>
<publisher-loc><![CDATA[Mexico ]]></publisher-loc>
<publisher-name><![CDATA[Comision Nacional del Agua]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Eakin]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Magaña]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[JM]]></given-names>
</name>
<name>
<surname><![CDATA[Landavazo]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A stakeholder driven process to reduce vulnerability to climate change in Hermosillo, Sonora, Mexico]]></article-title>
<source><![CDATA[Mitigation and Adaptation Strategies for Global Change]]></source>
<year>2007</year>
<volume>12</volume>
<page-range>935-55</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Edwards]]></surname>
<given-names><![CDATA[DC]]></given-names>
</name>
<name>
<surname><![CDATA[McKee]]></surname>
<given-names><![CDATA[TB]]></given-names>
</name>
</person-group>
<source><![CDATA[Characteristics of 20th century drought in the United States at multiple time scales]]></source>
<year>1997</year>
<publisher-name><![CDATA[Department of Atmospheric Science, Colorado State University]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Esquivel]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Cerano]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[CI]]></given-names>
</name>
<name>
<surname><![CDATA[Velásquez]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Flores]]></surname>
<given-names><![CDATA[LF]]></given-names>
</name>
<name>
<surname><![CDATA[Bueno]]></surname>
<given-names><![CDATA[HP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis temporal de sequías (1922-2016) en la cuenca alta del río Nazas usando el SPI y su relación con ENSO]]></article-title>
<source><![CDATA[Tecnología y Ciencias del Agua]]></source>
<year>2019</year>
<volume>10</volume>
<page-range>126-53</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hudson]]></surname>
<given-names><![CDATA[NW]]></given-names>
</name>
</person-group>
<source><![CDATA[Field measurement of soil erosion and runoff]]></source>
<year>1993</year>
<publisher-name><![CDATA[FAO Soils Bulletin 68]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Magaña]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
</person-group>
<source><![CDATA[Water and climate in Mexico]]></source>
<year>2018</year>
<publisher-name><![CDATA[Instituto Nacional de Ecología- Universidad Nacional Autónoma de México]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[McKee]]></surname>
<given-names><![CDATA[TB]]></given-names>
</name>
<name>
<surname><![CDATA[Doesken]]></surname>
<given-names><![CDATA[NJ]]></given-names>
</name>
<name>
<surname><![CDATA[Kliest]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The relationship of drought frequency and duration to time scales]]></article-title>
<source><![CDATA[Proceedings of the Eighth Conference on Applied Climatology]]></source>
<year>1993</year>
<page-range>17-22</page-range><publisher-loc><![CDATA[Anaheim, CA ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Austria]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Patiño-Gómez]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Tamayo-Escobar]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Análisis de tendencias climáticas en la cuenca baja del río Yaqui, Sonora, México]]></article-title>
<source><![CDATA[Tecnologia y Ciencias del Agua]]></source>
<year>2014</year>
<volume>5</volume>
<page-range>135-49</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<collab>NOAA</collab>
<source><![CDATA[700 year El Niño/Southern Oscillation (ENSO) Niño 3.4 index reconstruction]]></source>
<year>2019</year>
<publisher-name><![CDATA[National Oceanic and Atmospheric Administration]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="book">
<collab>NOAA</collab>
<source><![CDATA[What are El Niño and La Niña?]]></source>
<year>2020</year>
<publisher-name><![CDATA[National Oceanic and Atmospheric Administration]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Paredes]]></surname>
<given-names><![CDATA[TJ]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Mastachi]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Delgado]]></surname>
<given-names><![CDATA[DR]]></given-names>
</name>
<name>
<surname><![CDATA[Becerrril]]></surname>
<given-names><![CDATA[PH]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Mamadou]]></surname>
<given-names><![CDATA[BK]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Impacts of climate change on the irrigation districts of the Río Bravo basin]]></article-title>
<source><![CDATA[Water]]></source>
<year>2018</year>
<volume>10</volume>
<page-range>258</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sánchez]]></surname>
<given-names><![CDATA[CI]]></given-names>
</name>
<name>
<surname><![CDATA[Inzunza]]></surname>
<given-names><![CDATA[IM]]></given-names>
</name>
<name>
<surname><![CDATA[Esquivel]]></surname>
<given-names><![CDATA[AG]]></given-names>
</name>
<name>
<surname><![CDATA[Cerano]]></surname>
<given-names><![CDATA[PJ]]></given-names>
</name>
<name>
<surname><![CDATA[Velásquez]]></surname>
<given-names><![CDATA[MA]]></given-names>
</name>
<name>
<surname><![CDATA[Bueno]]></surname>
<given-names><![CDATA[HP]]></given-names>
</name>
<name>
<surname><![CDATA[Ojeda]]></surname>
<given-names><![CDATA[BW]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The impact of climatic patterns on runoff and irrigation water allocation in an arid watershed of northern Mexico]]></article-title>
<source><![CDATA[Meteorology Hydrology and Water Management-Research and Operational Applications]]></source>
<year>2018</year>
<volume>6</volume>
<page-range>1-8</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sánchez-Torres Esqueda]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Ospina-Noreña]]></surname>
<given-names><![CDATA[JE]]></given-names>
</name>
<name>
<surname><![CDATA[Gay-García]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Conde]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Vulnerability of water resources to climate change scenarios. Impacts on the irrigation districts in the Guayalejo-Tamesi river basin, Tamaulipas, Mexico]]></article-title>
<source><![CDATA[Atmósfera]]></source>
<year>2011</year>
<volume>24</volume>
<page-range>141-55</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sigdel]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Ikeda]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spatial and temporal analysis of drought in Nepal using standardized precipitation index and its relationship with climate indices]]></article-title>
<source><![CDATA[Journal of Hydrology and Meteorology]]></source>
<year>2010</year>
<volume>7</volume>
<page-range>59-74</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Trenberth]]></surname>
<given-names><![CDATA[KE]]></given-names>
</name>
<name>
<surname><![CDATA[Stepaniak]]></surname>
<given-names><![CDATA[DP]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Indices of El Niño evolution]]></article-title>
<source><![CDATA[Journal of Climate]]></source>
<year>2001</year>
<volume>14</volume>
<page-range>1697-701</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Trenberth]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<source><![CDATA[The climate data guide: Niño SST indices (Niño 1+2, 3, 3.4, 4; ONI and TNI)]]></source>
<year>2020</year>
</nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<collab>USEPA</collab>
<source><![CDATA[Climate impact on agriculture and food supply]]></source>
<year>2017</year>
<publisher-name><![CDATA[United States Environmental Protection Agency]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<collab>WMO</collab>
<source><![CDATA[Standardized precipitation index user guide. WMO-No. 1090]]></source>
<year>2012</year>
<publisher-loc><![CDATA[Geneva ]]></publisher-loc>
<publisher-name><![CDATA[World Meteorological Organization]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
