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Andreas F. Prein, and the SAAG community

prein@ucar.edu

South America Affinity Group (SAAG)

Activities, Visions, and Challenges

This material is based upon work supported by the National Center for Atmospheric Research, which is a major facility sponsored by the National Science Foundation under Cooperative Agreement No. 1852977.

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Purpose of this Document

  • Describe SAAG Vision
    • Why does SAAG exist
  • Describe SAAG Research Foci
    • What does SAAG Do
  • Describe SAAG Activities
    • How do we do things in SAAG
  • Describe Grand Challenges of South American Water Cycle Research

SAAG strategy paper

Why do we exist? What is our aim?

SAAG 3-year & 20-year Run Overview Paper

Experimental Design

Overview of model performance

SAAG Community Paper

Lessons learned from 2-years of SAAG

SAAG future community activities?

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Purpose of this Document

  • Describe SAAG Vision
    • Why does SAAG exist
  • Describe SAAG Research Foci
    • What does SAAG Do
  • Describe SAAG Activities
    • How do we do things in SAAG
  • Describe Grand Challenges of South American Water Cycle Research

SAAG strategy paper

Why do we exist? What is our aim?

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SAAG Draft Vision Statement�Why does SAAG exist

To advance our understanding, the predictability, and produce actionable information of South American’s water cycle from local to continental scale under past, current, and future climate conditions.

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Proposed Research Topics�What does SAAG Do

Main features of the hydroclimate of South America, including atmospheric circulation features, low-level jets, biomes, and oceanic currents (©2022 01 South America Schematic v20220112 by Peter J. van Oevelen/GEWEX is licensed under CC BY-NC 4.0)

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Proposed Research Topics�What does SAAG Do

Based on entries in the “Overview of Science Topics” document

Deep convection and extreme precipitation

  • Christopher Castro, UA
  • Andreas Prein, NCAR
  • Zhe Feng, PNNL
  • Adam Varble, PNNL
  • Lluís Fita, CIMA
  • Erin Doughtery, NCAR
  • Kristen Rasmussen, CSU
  • Leila Carvalo, UCSB
  • Aiguo Dai, SUNY
  • Maria Laura Bettolli, CIMA
  • Anton Seimon, Appalachian State
  • Wojciech Grabowski, NCAR
  • Sarah Tessendorf, NCAR
  • Amanda Rehbein, USP
  • Kwok Pan Chun, UWE, Bristol
  • Yongjie Huang, OU
  • Miguel Lagos-Zúñiga, UChile
  • Lulin Xue, NCAR
  • Ernani L. Nascimento, UFSM
  • C. Bayu Risanto, UA

Orographic precipitation, glaciers, & mountain climate

  • Mathias Vuille & Justin Minder, SUNY
  • Justin Minder, SUNY
  • Mariano Masiokas
  • Roy Rasmussen, NCAR
  • Charles Jones, UCSB
  • Monica Morrison, NCAR
  • Trude Eidhammer, NCAR
  • Julio Bacmeister, NCAR
  • Clémentine Junquas, IGE/IRD
  • Lucia Scaff, UCSB
  • Marcelo Somos, UFRO
  • John Mejia, DRI
  • Miguel Lagos-Zúñiga, UChile
  • Lulin Xue, NCAR
  • Kwok Pan Chun, UWE Bristol

Low-Level Jets

  • Alejandro Martinez and Paola Arias
  • Charles Jone, UCSB
  • Ye Mu, UCSB
  • Leila Carvalo, UCSB
  • Germán Poveda, UNAL
  • Ernani L. Nascimento, UFSM

Model Inter-comparison

  • Julio Bacmeister, NCAR
  • Patrick Callaghan, NCAR
  • Zhe Feng, PNNL
  • Kate Halladay, UKMO
  • Monica Morrison, NCAR
  • Andreas Prein, NCAR
  • Marcia T Zilli, U. Oxford
  • Kwok Pan Chun, UWE, Bristol
  • John Mejia, DRI
  • Lulin Xue, NCAR

Land-Atmosphere Interactions

  • Francina Dominguez, UI
  • Fei Chen, NCAR
  • Stephanie Spera, Urichmond
  • Kate Halladay, UKMO
  • Franciano Puhales,
  • Peter Lawrence, NCAR
  • Curtis Walker, NCAR
  • Alejandro Martinez, UdeA
  • Clémentine Junquas, IGE/IRD
  • Marcia T Zilli, U. Oxford
  • Kwok Pan Chun, UWE, Bristol

Urban climates

  • Lluis Fita, CIMA
  • Kwok Pan Chun, UWE, Bristol

Tropical Waves

  • Rich Neale, NCAR
  • Rosimar Rios-Berrios, NCAR

La Plata basin hydrology

  • Mora Doyle, CIMA
  • Lluis Fita, CIMA

Regional Downscaling over Colombia

  • Germán Poveda, UNAL
  • Lucia Scaff, UCSB
  • John Mejia, DRI

urban climates

Additional topics

  • Model intercomparisons
  • Policies/sustainable development goals

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Challenges for the South American research community

  • Data volume and HPC resources
    • Guarantee access to all South American researchers
    • Computational resources to process and diagnose with the data produced
    • Building capabilities to run continental-scale CPM simulations
  • Available observational
  • Quantify uncertainties
    • Sample future climate uncertainty space
    • Sampling future land use/land cover uncertainties
    • Selecting representative downscaling strategies
  • Simulating dynamic feedback processes
    • Impact of local climate change on ecosystem
    • Lightning induced fires in the Amazon Basin
    • Human impacts on the water cycle (e.g., irrigation)
  • Stakeholders Engagement
    • How do we enhance interactions with stakeholders?
    • Integrate stakeholder needs into experimental design