F. Martin Ralph, PhD.

Full CV

CW3E Management

Duncan Axisa, PhD

Program Manager


Jason Cordeira, PhD

Atmospheric Science and Applications Manager


Luca Delle Monache, PhD.

Director of Research


Julie Kalansky, PhD.

Deputy Director of Operations


Laura Martin, MS.

Deputy Director of Administration


John Sequeira

Program Manager


Anna Wilson, PhD.

Field Research Manager


CW3E Employees (CW3E funded personnel at UC San Diego, Scripps Institution of Oceanography)

Vesta Afzali Gorooh, PhD.

Postdoctoral Scholar


Douglas Alden

Lead Engineer


Sam Babbitt

Research Project Manager


Jorge Baño-Medina, PhD.

Postdoctoral Scholar


Samuel Bartlett, MS.



Suma Bhanu Battula, PhD.

Postdoctoral Scholar


Ross Beaudette

Field Research Engineer


William (Ty) Brandt, PhD.

Snow Hydrometeorologist


Sarah Burnett, MA.

Field Researcher


Qian Cao, PhD.

Research Hydrologist


Christopher Castellano, MS.

Meteorology Staff Researcher


Ava Cooper, MS.

Field Research Data Analyst


Tom Corringham, PhD.

Research Economist


Corrine DeCiampa

Atmospheric Data Scientist


Mike Deflorio, PhD.

Subseasonal to Seasonal Researcher


Laurel Dehaan

Programmer Analyst


Taylor Dixon

Senior Hydrologist


Heather Dopke

Administrative Assistant


Mahdi Erfani

Postdoctoral Scholar


Mohammadvaghef Ghazvinian, PhD.

Machine Learning Scientist


Lillian Gilmore

Program Coordinator


Erfan Goharian, PhD.

Water Resources Engineering R&D Manager


Colin Grudzien, PhD.

Data Assimilation Scientist


Kristen Guirguis, PhD.

Project Scientist


Kayden Haleakala, PhD.

Postdoctoral Scholar


Chad Hecht, MS.

Research and Operations Meteorologist


Tien-Yiao Hsu, PhD.

Postdoctoral Scholar


Paul Iñiguez

Forecast Verification Analyst


Lisa Katz, MS.

Field Engineer


Brian Kawzenuk, MS.

Applications Programmer


Gabe Lewis, PhD.

Research and Operations Hydrologist


Adolfo Lopez Miranda

Field Engineer


Kevin Lupo, PhD.

Atmospheric Data Scientist


Rosy Luna Niño , PhD.

Postdoctoral Scholar


Nora Mascioli, PhD.

Atmospheric Modeler


Janel Mayo

FIRO Project Manager


Jacob Morgan, PhD.

Field Research Engineer


Ethan Morris

Research and Development Engineer


Patrick Mulrooney

Domain Science Programmer


Deanna Nash, PhD.

Postdoctoral Scholar


Ming Pan, PhD.

Research Data Analyst


Caroline Papadopoulos, PhD.

Programmer Analyst


David Pierce, PhD.

Climate Scientist


Shawn Roj, MS.

Research Analyst


Yazmina Rojas Beltran, PhD.

Postdoctoral Scholar


Jonathan Rutz, PhD.

Atmospheric Scientist


Agniv Sengupta, PhD.

Subseasonal to Seasonal Scientist


Matthew Simpson, PhD.



Emily Slinskey, PhD.

Precipitation Scientist


Matthew Steen

Forecast Verification Analyst


Daniel Steinhoff, PhD.

Senior Mesoscale Modeler


Lu Su

Postdoctoral Scholar


Ricardo Vilela

Applications Programmer


Hart Wanetick

Field Engineer


Jia Wang, PhD.

Postdoctoral Scholar


Jiabao Wang, PhD.

Subseasonal to Seasonal Researcher


Rachel Weihs, PhD.

Mesoscale Modeler


Jeri Wilcox, MAS.

Field Researcher


Ali Wolman

Lab Assistant


Mu Xiao, PhD.

Research Hydrologist


Yuan Yang, PhD.

Postdoctoral Scholar


Zhiqi Yang, PhD.

Postdoctoral Scholar


Peter Yao, MS.

Climate Data Scientist


Zhenhai Zhang, PhD.

Atmospheric Science Researcher


Xun (Jerry) Zou, PhD.

Atmospheric Scientist


Minghua Zheng, PhD.

Data Assimilation Researcher



Current Graduate Students (advisors (bold) and co-advisors listed):

Jeramy Dedrick

Lynn Russell, Art Miller, F. Martin Ralph, and Dan Lubin


Wen-Shu Lin

Joel Norris and F. Martin Ralph


Sarah Ogle

Morgan Levy and Adrian Borsa


Cody Poulsen

F. Martin Ralph


Graduated (primary supervisor indicated):

  • Maryam Asgari-Lamjiri, PhD. UC San Diego/Scripps (Ralph)
  • Samuel Bartlett Plymouth State University (Cordeira)
  • Will Chapman, PhD. UC San Diego/Scripps (Ralph & Xie)
  • Reuben Demirdjian, PhD. UC San Diego/Scripps (Ralph)
  • Meredith Fish, PhD. UC San Diego/Scripps (Ralph & Miller)
  • Chad Hecht Plymouth State University (Cordeira)
  • Brian Kawzenuk Plymouth State University (Cordeira)
  • Tashiana Osborne, PhD. UC San Diego/Scripps (Norris)
  • Joseph Riciotti Plymouth State University (Cordeira)
  • Shawn Roj UC San Diego/Scripps (Norris)
  • Mike Sierks, PhD.; UC San Diego/Scripps (Ralph)
  • Klint Skelly Plymouth State University (Cordeira)
  • Briana Stewart Plymouth State University (Cordeira)
  • Kristen Stewart Plymouth State University (Cordeira)
  • Chang Sun UC San Diego/Scripps (Norris)
  • Kara Voss, PhD. UC San Diego/Scripps (Evan)
  • Samual Webber Plymouth State University (Cordeira)
  • Allison Young Plymouth State University (Cordeira)
  • Nataliia Zadorkina UC San Diego/Scripps (Ralph, Climate Science and Policy M.A.S.)


CW3E Visiting Scientists:

  • Steven Margulis, PhD. UCLA/Civil and Environmental Engineering – 2017-2018
  • Richard Rotunno, PhD. NCAR/Mesoscale and Microscale Meteorology – 2019


Affiliates (Receives funding from CW3E-led projects):


Research Collaborators (*PIs and former PIs):


Partners (Key organizations supporting CW3E):


Business Support (Part of Scripps Business Office):


CW3E Alumni:

  • Hillary Beckmeyer; Graduate Student; University of Hawaii Manoa
  • Forest Cannon, PhD.;
  • Leah Campbell, PhD.; RedCastle Resources Inc.
  • Marian De Orla-Barile; Graduate Student, UC Santa Barbara
  • Liza Diaz, PhD.; Lawrence Livermore National Laboratory
  • Benji Downing; NOAA – Great Lakes Environmental Research Laboratory
  • Carly Ellis; Yuba Water Agency
  • Peter Gibson, PhD.; National Institute of Water and Atmospheric Research, New Zealand
  • Ali Hamidi, PhD.; Hydrologist, Rhodium Group
  • Negin Hayatbini, PhD.; American Express
  • Brian Henn, PhD.; Vulcan, Inc.
  • Weiming Hu, PhD.; Professor at James Madison University
  • Lindsey Jasperse, MS.; Graduate Student, University of California, Berkley
  • David Lavers, PhD.; European Centre for Medium-Range Weather Forecasts (ECMWF)
  • Andrew Martin, PhD.; Research Assistant Professor, Department of Geography, Portland State University
  • Jose Martinez Claros, PhD.; Scripps Institution of Oceanography
  • Garrett McGurk; Origis Energy
  • Allison Michaelis, PhD.; Assistant Professor, Department of Geographic and Atmospheric Sciences, Northern Illinois University
  • Nina Oakley, PhD.; Meteorologist at California Geological Survey
  • Scott Sellars, PhD.; 2017-2018 AAAS Science and Technology Policy Fellow, National Science Foundation
  • Nicholas Siler, PhD.; Assistant Professor of Atmospheric Science, College of Earth, Ocean, and Atmospheric Sciences, Oregon State University
  • Aneesh Subramanian, PhD.; Assistant Professor of Atmospheric and Ocean Science, University of Colorado Boulder
  • Edwin Sumargo, PhD.; Massachusetts Executive Office of Energy and Environmental Affairs
  • Laura Thapa Graduate Student, UCLA


Group photo of Center for Western Weather and Water Extremes (CW3E) at UC San Diego’s Scripps Institution of Oceanography

Shown in photo: 1) Chris Castellano (Meteorology Staff Researcher, UC San Diego/Scripps), 2) Zhenhai Zhang (Atmospheric Science Researcher, UC San Diego/Scripps), 3) Rich Rotunno (Visiting Scientist, NCAR), 4) Andrew Martin (CW3E Affiliate, Portland State University), 5) Reuben Demirdjian (Graduate Student, UC San Diego/Scripps), 6) Brian Kawzenuk (Applications Programmer, UC San Diego/Scripps), 7) Luca Delle Monache (CW3E Deputy Director, UC San Diego/Scripps), 8) Lillian Gilmore (Program Coordinator, UC San Diego/Scripps), 9) Marty Ralph (CW3E Director, UC San Diego/Scripps), 10) Tom Corringham (Post Doc, UC San Diego/Scripps), 11) Joel Norris (Professor, UC San Diego/Scripps, 12) Dan Steinhoff (Senior Mesoscale Modeler, UC San Diego/Scripps), 13) Patrick Mulrooney (Domain Science Programmer, UC San Diego/Scripps), 14) Cody Poulson (Graduate Student, UC San Diego/Scripps), 15) Tashiana Osborne (Graduate Student, UC San Diego/Scripps), 16) Mike Sierks (Graduate Student, UC San Diego/Scripps), 17) Chad Hecht (Meteorology Staff Researcher, UC San Diego/Scripps), 18) Mike DeFlorio (S2S Researcher, UC San Diego/Scripps), 19) Rui Sun (Post Doc, UC San Diego/Scripps), 20) Rachel Weihs (Mesoscale Modeler, UC San Diego/Scripps), 21) Tom Beucler (Visiting Scientist, Columbia University and UC Irvine), 22) Minghua Zheng (Data Assimilation Researcher, UC San Diego/Scripps), 23) Nora Mascioli (Post Doc, UC San Diego/Scripps), 24) Kristen Guirguis (Project Scientist, UC San Diego/Scripps), 25) Allison Michaelis (Post Doc, UC San Diego/Scripps), 26) Julie Kalansky (CW3E Operations Manager, UC San Diego/Scripps), 27) Caroline Papadopoulos (Programmer Analyst, UC San Diego/Scripps), 28) Alison Cobb (Post Doc, UC San Diego/Scripps), 29) Meredith Fish (Graduate Student, UC San Diego/Scripps), 30) Ava Cooper (Field Researcher, UC San Diego/Scripps), 31) Kara Voss (Graduate Student, UC San Diego/Scripps), 32) Jennifer Haase (Research Collaborator, UC San Diego/Scripps), 33) Carly Ellis (Field Researcher, UC San Diego/Scripps).