These results could be related to a trend to the observed increase in precipitation. Land cover type (MODIS) and estimated trend from NCEP and ERA reanalyses (Lim, ...
University of Maryland and Florida State University. Mario Nunez and C. Ciappesoni, Argentina ... Results from China (Zhou, Dickinson, et al, PNAS, 2004) ...
Can a reanalysis using a frozen model (fixed CO2) have an anthropogenic trend? ... at most show only a watered down trend of greenhouse warming, but it is wrong. ...
Title: PowerPoint Presentation Last modified by: Eugenia Kalnay Created Date: 4/22/2009 7:24:48 PM Document presentation format: On-screen Show Other titles
Global Historical Climatology Network (GHCN), Peterson et al., 1998 NCEP-NCAR Reanalysis Corrected for rain biases (Kalnay et al, 1996; Sheffield et al, 2004)
Title: PowerPoint Presentation Last modified by: Eugenia Kalnay Created Date: 4/22/2009 7:24:48 PM Document presentation format: On-screen Show Other titles
Applying an outer-loop to the WRF-LETKF system for typhoon assimilation and prediction Shu-Chih Yang1,Kuan-Jen Lin1, Takemasa Miyoshi2 and Eugenia Kalnay2
Numerical Weather Prediction and Data Assimilation David Schultz, Mohan Ramamurthy, Erik Gregow, John Horel What is a model? Resource: Kalnay, E., 2003: Atmospheric ...
NCEP Reanalysis Composites. Composite-sounding comparison. Conclusion ... NCEP reanalysis data (Kalnay et. al., 1996) were used to produce composites ...
ENSEMBLE KALMAN FILTER IN THE PRESENCE OF MODEL ERRORS. Hong Li. Eugenia Kalnay ... if the R and B statistics are correct and errors are uncorrelated ...
Scientific Data Stewardship. Mitch Goldberg and John Bates ... Keynote presentations by Trenberth, Stephens, Kalnay, Rossow. Nov. 2003. 11. Academy Study ...
Currently breeding technique (Toth & Kalnay 1993,1997) used for generating ... Dim of Perts Subspace for Temp in 2-D Grid Point Space. Local Dimensions ...
Impact of urbanization and land-use on climate change Eugenia Kalnay and Ming Cai (Nature, 2003) We developed a method to estimate the impact of land-use change ...
Toth and Kalnay (1993) proposed the breeding method as a way to estimate the ... diagrams show the background temperature, zonal velocity, and meridional ...
Multi-Meteorology Air Quality Ensemble WRF SMOKE CMAQ Produce eight members by varying WRF-ARW physics: SW & LW Radiation (Goddard/RRTM and CAM) Surface and Boundary ...
Urban Heat Island Effect New York City Effects: Can raise temperatures over cities 1 to more than 10 degrees F over that of surrounding areas. Montreal and Paris are ...
Response of the Atmosphere to Climate Variability in the Tropical Atlantic By Alfredo Ruiz Barradas1, James A. Carton, and Sumant Nigam University of Maryland
Department of Meteorology and Chaos Group. University of Maryland ... to perform adaptive observations: the lidar instrument should simply dwell where ...
Urban Heat Island Effect New York City Effects: Can raise temperatures over cities 1 to more than 10 degrees F over that of surrounding areas. Montreal and Paris are ...
Forecast plot of error due to climatology, persistence, and a numerical weather ... What goes into making a good one day (short-term) weather forecast? ...
Global Occurrences of Extreme Precipitation and the Madden-Julian Oscillation: Observations and Predictability Charles Jones, Duane E. Waliser, K. M. Lau and William ...
... CW Imagery and Products into an Ecological Prediction System of Chesapeake Bay ... a fully integrated, ecological model of the Chesapeake Bay and its watershed ...
Sensitivity of modeled carbon pools and fluxes to biases in reanalysis meteorology forcing data D.M. Ricciuto1, P.E. Thornton1, R.B. Cook1, NACP site interim ...
Local regions: 7x7xV grid point cubes; V=1, 3, 5, 7 ... Evolution of the Forecast Errors. 45-day mean. As forecast time. increases the. extratropical ...
NCAR model- using NOMADS GDAS as initial conditions. ... New Data and Services. Direct Client Access. Data. Portals. GrADS. Data Server. Live Access. Server ...
Dr. Siegfried Shubert (GMAO/NASA) Dr. Glenn White (NCEP) Secretariats of WCRP, GCOS and GEO Dr. Gilles Sommeria (WCRP secretariat) Dr. Hans Teunissen (GCOS secretariat)
Service Interfaces for Decision Support Tools. Earth Observation System Architecture: ... Joe Shannon, Chief Architect, Lockheed Martin Space Systems Company ...
... International Earth Science Information Network (CIESIN), Columbia University ... University Professor, Department of Meteorology, University of ...
Statistical Characteristics of High-Resolution COSMO Ensemble Forecasts in view of Data Assimilation Priority Project KENDA Daniel Leuenberger MeteoSwiss, Zurich ...
Illustration on a two dimensional grid. The state estimate is updated at the center grid point ... Illustration for a rank-2 covariance matrix (3-member ...
Title: Defining the southwest united states monsoon season Author: Stephen W. Bieda III Last modified by: Stephen W. Bieda III Created Date: 11/15/2007 10:06:08 PM
Title: The climatological and dynamic character of blocking. Author: Tony Lupo Last modified by: Administrator Created Date: 9/17/2010 2:51:26 PM Document ...
Prof. James Carton. Prof. Owen Thompson. Prof. Brian Hunt. Dr. Joaquim Ballabrera ... Drs. Franco Molteni and Fred Kucharski kindly provided the SPEEDY model. ...
Title: What is, and why implement GFCS Author: Geoff Love Last modified by: Silje N lsund Created Date: 6/12/2008 1:07:00 PM Document presentation format
Evaluation of regional climatic models to reproduce the hihg and low frequency variability and their influences on the occurrence, intensity and duration of regional ...
B is statistically pre-estimated, and constant with time in its ... It has been proven that an observational ensemble is required (e.g., Burgers et al. 1998) ...
A Reanalysis of Hurricane Hazel (1954) Scott Weese, Ron McTaggart-Cowan and John R. Gyakum Department of Atmospheric and Oceanic Sciences McGill University
DISCUSSION, NCEP 2005 PLAN AND OTHER RESEARCH ACTIVITIES. NCEP ... Issue of pert inflation is challenging for large variation of obs. Computationally expensive ...
... L. Bowling, P. Wetherbee and D. Lettenmaier, 1998: Application of a GIS-based distributed ... Department of Civil and Environmental Engineering ...
ETKF should produce optimal analysis perturbations based on ensemble ... it will be similar to bred vector under certain condition) Ensemble-based Kalman Filters ...
4D-Var is known to spin-up faster than EnKF because it is a smoother: it keeps ... EnKF spins-up fast if starting from a 'good' initial state, e.g., 3D-Var ...
Boreal Temperate. Anomalies of Vegetation Group for Sub-regions ... Anomalies of Tundra & Boreal for sub-regions in Arctic. Scandinavia. Siberia. N.W. America ...
... many teaching tools (e.g., the SPEEDY global model was adapted and coupled with ... that we developed (e.g., the SPEEDY model with LETKF) are essential in ...
Preferential phase relationship of long-lasting Ocean-Atmos and Land-Atmos ... and ocean-driving in the extratropics), but they are invariably short-lived. ...
... Var, LETKF provides analysis and forecast error covariances for every variable, every level. ... If comparison 'fails', then DWL goes into high resolution ...
Title: Juniper encroachment on the Edwards Plateau - Changes in carbon dynamics in a key savanna ecosystem of the US Author: smjohnso-ad Last modified by
are scattered in location and have errors. Forecasts (as we all ... Shadowgraph observation model: Dynamical model: Boussinesq equations. NOTE: not measured. ...
Boreal. Temperate. Vegetation Distribution based on Koppen ... Anomalies of Tundra & Boreal for sub-regions in Arctic. Scandinavia. Siberia. N.W. America ...