Grove School of Engineering, Steinman Hall, City College of New York, NY, NY Sponsors: GEWEX, NASA, NOAA, EUMETSAT, JMA, INPE

Agenda

0800    Breakfast

0830    Welcome [Khanbilvardi, Tevisan, van Oevelen]

0910    Robert Schiffer “ISCCP Overview”

0940    William Rossow “ISCCP So Far”

1000    Break (Group Photo)

Clouds-Radiation [Chair: J. Schmetz]

1030    Claudia Stubenrauch “What did we achieve from global cloud satellite observations?'”

1100    Paul Stackhouse “Estimating long-term surface radiation fluxes using ISCCP cloud: improvements from the H-series products”

1115    Ehrhard Raschke “Influence of clouds on the radiation budget of the atmosphere and at its boundaries estimated with satellite-based and model data sets”

1130    Jerome Riedi “Contribution of POLDER to the observation of clouds, water vapor and the Earth radiation budget: An overview”

1145    Patrick Taylor “Synoptic variability of cloud and TOA radiative flux diurnal cycles”

1200    Lunch

Clouds-Radiation [Chair: B.J. Sohn]

1400    Lazaros Oreopoulos “What new have we learned about cloud radiative effects and feedbacks in the last decade?”

1430    Rachel Pinker “Shortwave and Longwave Radiative Fluxes from ISCCP in Support of MeaSUREs”

1445    Rainer Hollmann “Optimal-estimation-based multi-sensor consistent cloud property datasets derived from AVHRR, MODIS, and AATSR”

1500    Discussion of Cloud-Radiation Issues

1530    Break

Clouds-Precipitation [Chair: G. Stephens]

1600    Chris Kummerow “ISCCP cloud clusters, TRMM rain clusters, and tropical water and energy budgets”

1630    Robert Houze “Global variability of intense convection”

1700    BJ Sohn Characteristic features of warm-type rain producing heavy rainfall over the Korean peninsula inferred from TRMM measurements”

1715    Zhibo Zhang “Effects of cloud horizontal inhomogeneity and drizzle on remote sensing of cloud droplet effective radius: Case studies based on large-eddy simulations”

1730    Jon Petch “The role of cloud processes in weather and climate: Past, current and future activates of GEWEX GASS (Global Atmospheric System Studies)”

1745    Discussion of Cloud-Precipitation Issues

1815    Adjourn

1815    Icebreaker

0800    Breakfast

 Cloud and Related Observations [Chair: M. Maiden]

0830    Jay Mace “The vertical distribution of hydrometeors within ISCCP weather states derived from CALIPSO-CloudSat data”

0845    Sergey Gulev “Probability distributions of the fractional cover from satellite and in-situ observations and NWP”

0900    Brian Mapes “Cloud clusters on the globe: Toward a form-function relationship”

0915    Juergen Fischer “Evaluation of level-2 and level-3 cloud products from the AATSR-MERIS cloud property retrieval FAME-C”

0930    Thomas.Vonder Haar “22 – year reanalysis and extension of global water vapor (over both land and ocean): NVAP – M”

1000    Break

 Cloud Microphysics – Liquid [Chair: S. Klein]

1030    Teriyuki Nakajima “What did we learn about the microphysics of water clouds from satellite remote sensing?”

1100    Andi Walther “Benefits of adding a water channel to the ISCCP Channel-Set”

1115    Lydie Lavanant “Accounting for cloud microphysical  properties in the simulation of hyperspectral IR cloudy observations”

1130    Martin Stengel “Global cloud observations based on three decades of AVHRR measurements”

1200    Lunch

 Cloud Microphysics – Ice [Chair: C. Kummerow]

1400    Corinna Hoose “Combining laboratory, model and remote sensing studies to advance our understanding of aerosol impacts on mixed-phase clouds”

1430    Zhien Wang “Ice Generation in middle-level clouds  and their relationships with aerosols, dynamics, and thermodynamics”

1445    Michal Segal-Rosenheimer “Natural pollution events and their role in enhancing ice cloud formation”

1500    David Winker “Recent advances in retrieving cloud properties from CALIPSO active and passive measurements”

1515    Anthony Davis “What if we traded in the aerosol-friendly (single-backscattering) lidar equation for a more cloud-friendly (multiple-scattering) one?”

1530    Break

 Clouds-Aerosols [Chair: J. Jiang]

1600    Bjorn Stevens “Aerosol controls on cloud intensive properties”

1630    Zhanqing Li “Impact of aerosols on deep convective clouds from satellite and ground observations”

1645    Rong Fu “Influence of aerosols on mesoscale convective systems inferred from ISCCP and A-Train datasets”

1700    Discussion of Cloud Microphysics – Aerosols Issues

1730    Adjourn

0800    Breakfast

 Cloud Dynamics [Chair: J. Petch]

0830    Anthony Del Genio “Impacts of clouds on the General Circulation and climate variability”

0900    Steve Klein “Are climate model simulations of clouds improving? An evaluation using the ISCCP simulator.”

0915    Johnny Luo “Study of convective dynamics from satellite perspective”

0930    Tianle Yuan “The global occurrence and impact of low clouds overlapped by high clouds”

0945    Ademe Mekonnen “An investigation of tropical wave activity and its interaction with deep convection based on ISCCP products”

1000    Break

 Cloud Dynamics [Chair: T. Kurino]

1030    Christian Jakob “What do clouds know about dynamics? — Stories from the ISCCP Universe and beyond”

1100    Catherine Naud “Southern hemisphere clouds: multi-platform observations versus GCMs in different atmospheric conditions”

1115    Hyelim Yoo “Diagnosis and improvement of cloud parametrization schemes in NCEP/GFS using multiple satellite products”

1130    Discussion of Cloud Dynamics Issues

1200    Lunch

 Cloud Feedbacks [Chair: J. Schulz]

1400    Graeme Stephens “Net cloud feedbacks in the climate system – positive or negative?”

1430    Hui Su “Diagnosis of regime-dependent cloud simulation errors in CMIP5 models”

1445    Sandrine Bony “Organization of tropical convection : Observations and implications for climate and climate modelling”

1500    Joel Norris “Evidence in ISCCP for regional patterns of cloud response to climate change”

1515    Mark D. Zelinka & Stephen A. Klein “Insights into cloud feedbacks, rapid adjustments, and radiative biases in models using the ISCCP Simulator and Cloud Radiative Kernels”

1530    Break

Cloud feedbacks [Chair: J. Bates]

1600    George Tselioudis “Looking at cloud feedbacks through regime-based approaches”

1630    Kevin Grise “The ozone hole indirect effect: Cloud-radiative feedbacks accompanying the poleward shift of the eddy-driven jet in the southern hemisphere”

1645    Neil Gordon “Timescale invariance of low-cloud albedo feedbacks in models”

1700    Carol Anne Clayson “ISCCP-defined weather regimes and air-sea interaction”

1715    Discussion of Cloud Feedback Issues

1745    Adjourn

0800    Breakfast

Future Activities [Chair: R.A. Schiffer]

0830    Welcome [Small, Kummerow]

0850    Hal Maring: “NASA atmospheric composition satellite observations: Current and future”

0910    Jo Schmetz: “From Meteosat First Generation to the future Meteosat Third Generation: Advances in science and products”

0930    Toshiyuki Kurino  “Expectations for the Japanese follow-on geostationary meteorological satellites HIMAWARI-8/9 “

0950    Teriyuki Nakajima “EarthCare”

1010    Break

1030    John Bates: “Thoughts on a coordinated and sustained Climate Observing System”

1050    William Rossow: “Next science goals”

1110    Discussion

1200    Adjourn

GEWEX NEWS

The 25th ISCCP Anniversary

23-25 July 2008

NASA Goddard Institute for Space Studies

Agenda

Session 1       Background

1400-1445       Clouds and Climate [J. Hansen]

1445-1530       ISCCP Evolution (from Lake Balaton to GEWEX) [W. Rossow for R. Schiffer]

1530-1600      Break

Session 2       Lessons Learned

1600-1645       Producing Climate Data Records [J. Bates]

1645-1715       Radiance Calibration Challenges [C. Bishop]

1715-1745       ISCCP’s Contribution to Shaping the Work of Meteorological Satellite Operators          [J. Schmetz]

1745-1815       Discussion of Making ISCCP “Operational”

1830                Adjourn

1900                RECEPTION AT 20 West 64th Street

 

Session 3         Cloud Properties from Remote Sensing

0830-0915       Invited Review [C. Stubenrauch]

0915-0945       Understanding the Differences between MODIS and ISCCP Retrievals of Cloud   Properties [R. Pincus]

0945-1015      Improving Cloud Climatology Analysis Using Space Lidar Observations:  , Comparison of SEVIRI with GLAS and CALIPSO, part1, part 2 [G. Seze]

1015-1030       Break

 Session 4         Cloud Properties from Remote Sensing

1030-1100       Evaluation of Radiative Properties of Low and High Clouds in Different Regimes   Using Satellite Measurements [B. Lin]

1100-1130       Exploring Midlatitude Storminess with ISCCP [M. Bauer]

1130-1200       A Near-Real Time Global Geostationary Satellite Cloud and Radiation Retrieval System [R. Palikonda]

1200-1330       Lunch

 Session 5         Cloud Behavior from Remote Sensing

1330-1415       Invited Review [A. Del Genio]

1415-1445       What Comparing Data from Different Remote Sensors has told us about Cloud Behavior [D. Wylie]

1445-1515       The Convective System Life Cycle Observed from Remote Sensing [L. Machado]

1515-1530       Break

Session 6         Cloud Behavior from Remote Sensing

1530-1600       Seasonal Variation of Low Clouds over the Eastern Pacific: Observations and  Model Results [M. Zhang]

1600-1630       Lagrangian Analysis of Satellite Data for Understanding Tropical Cirrus and   Upper Tropospheric Humidity [Z. Luo]

1630-1700       Cloud-Aerosol Interactions in the General Circulation: Modeling and Observational Challenges [L. Donner]

1700-1730       Interaction of Tropical Deep Convection with the Large-Scale Circulation in the   MJO [E. Tromeur]

1730-1800       Cloud Feedback [G. Tselioudis]

1815                            Adjourn

 

Session 7         Clouds and the Radiation Budget

0830-0915       Invited Review[E. Raschke]

0915-0945       Significance of ISCCP to Realistic Estimates of Global Radiation Profiles   [Y. Zhang]

0945-1015       ISCCP Cloud Effects on Radiative Fluxes [S. Kinne]

1015-1030       Break

Session 8         Clouds and the Hydrological Cycle

1030-1115       Invited Review [C. Kummerow]

1115-1145       Clouds, Rainforest and Terrestrial Hydrological Cycle in the Tropics [R. Fu]

1145-1215       Cloud Dynamics [W. Rossow]

1215-1330       Lunch

 Session 9         Evaluating Atmospheric Models Using ISCCP Products

1330-1400       Evaluation of Cloud Regimes in GCMs [K. Williams]

1400-1430       Tropical and Subtropical Cloud Transitions: ISCCP and Climate Models  [J. Teixeira]

1430-1500       From the ISCCP Simulator to COSP Simulator [S. Klein]

1500-1515       Break

Session 10       New Frontiers in Cloud Remote Sensing

1515-1600       Invited Review [G. Stephens]

1600-1630       An Initial CALIPSO Cloud Climatology [D. Winker]

1630-1700       EarthCare Mission [T. Wehr]

1700-1745       What Must be done to Finish the “Cloud-Climate” Job? [T. Vonder Haar]

1745-1815       Discussion of future cloud research

1830                Adjourn