Bernard Bilodeau
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View article: Adaptation Of The Canadian Land Data Assimilation System to Urban Areas
Adaptation Of The Canadian Land Data Assimilation System to Urban Areas Open
Recent advances in surface and hydrological forecasting at Environment and Climate Change Canada (ECCC) were achieved through the more precise initialization of the surface state with the Canadian Land Data Assimilation System (CaLDAS). Mo…
View article: Physical and Statistical Links between Errors at the Surface, in the Boundary Layer, and in the Free Atmosphere in Medium-Range Numerical Weather Predictions
Physical and Statistical Links between Errors at the Surface, in the Boundary Layer, and in the Free Atmosphere in Medium-Range Numerical Weather Predictions Open
The adequate representation of interactions between the land surface and the atmosphere is of crucial importance in modern numerical weather prediction (NWP) systems. In this context, this study examines how errors in the planetary boundar…
View article: Impact of a new land surface package in Canadian  numerical weather prediction system on the medium range weather forecast in the lower and upper atmosphere
Impact of a new land surface package in Canadian  numerical weather prediction system on the medium range weather forecast in the lower and upper atmosphere Open
A new land surface package developed at Environment and Climate Change Canada (ECCC) has been evaluated in the context of the medium-range global deterministic numerical weather prediction (NWP) system. The evaluation is performed by compa…
View article: Evaluating the impact of land surface on medium‐range weather forecasts using screen‐level analyses
Evaluating the impact of land surface on medium‐range weather forecasts using screen‐level analyses Open
In this study screen‐level analyses of air temperature and humidity are used to objectively evaluate the impact of a new land‐surface package being considered for implementation in Environment and Climate Change Canada (ECCC)'s medium‐rang…
View article: Improving Snow Analyses for Hydrological Forecasting at ECCC Using Satellite-Derived Data
Improving Snow Analyses for Hydrological Forecasting at ECCC Using Satellite-Derived Data Open
As part of the National Hydrological Services Transformation Initiative, Environment and Climate Change Canada (ECCC) designed and implemented the National Surface and River Prediction System (NSRPS) in order to provide surface and river f…
View article: A 10 km North American precipitation and land-surface reanalysis based on the GEM atmospheric model
A 10 km North American precipitation and land-surface reanalysis based on the GEM atmospheric model Open
Environment and Climate Change Canada has initiated the production of a 1980–2018, 10 km, North American precipitation and surface reanalysis. ERA-Interim is used to initialize the Global Deterministic Reforecast System (GDRS) at a 39 km r…
View article: Comment on hess-2021-41
Comment on hess-2021-41 Open
Abstract. Environment and Climate Change Canada has initiated the production of a 1980–2018, 10 km, North American precipitation and surface reanalysis. ERA-Interim is used to initialize the Global Deterministic Reforecast System (GDRS) at…
View article: Comparing Assimilation of Synthetic Soil Moisture Versus C‐Band Backscatter for Hyper‐Resolution Land Surface Modeling
Comparing Assimilation of Synthetic Soil Moisture Versus C‐Band Backscatter for Hyper‐Resolution Land Surface Modeling Open
This paper presents the assimilation of synthetic surface soil moisture retrievals and C‐band backscatter signal in a 100‐meter resolution version of the Canadian Land Data Assimilation System (CaLDAS) on footprint scale soil moisture with…
View article: A 10 km North American Precipitation and Land SurfaceReanalysis Based on the GEM Atmospheric Model
A 10 km North American Precipitation and Land SurfaceReanalysis Based on the GEM Atmospheric Model Open
Environment and Climate Change Canada has initiated the production of a 1980–2018, 10 km, North American precipitation and surface reanalysis. ERA-Interim is used to initialize the Global Deterministic Reforecast System (GDRS) at a 39 km r…
View article: Comparing Assimilation of Soil Moisture and C-band Backscatter in High Resolution Land Surface Model
Comparing Assimilation of Soil Moisture and C-band Backscatter in High Resolution Land Surface Model Open
<p>Canadian Space Agency (CSA) has recently started receiving and processing the images from the recently launched C-band RADARSAT Constellation Mission (RCM). The backscatter and soil moisture retrievals products from the previously…
View article: Impact of Weak Coupling between Land and Atmosphere Data Assimilation Systems on Environment and Climate Change Canada’s Global Deterministic Prediction System
Impact of Weak Coupling between Land and Atmosphere Data Assimilation Systems on Environment and Climate Change Canada’s Global Deterministic Prediction System Open
A new ensemble-based land surface data assimilation (DA) system is coupled with the atmospheric four-dimensional ensemble-variational data assimilation (4D-EnVar) system with the goal of improving the analyses within Environment and Climat…
View article: Assimilation of Passive L-band Microwave Brightness Temperatures in the Canadian Land Data Assimilation System: Impacts on Short-Range Warm Season Numerical Weather Prediction
Assimilation of Passive L-band Microwave Brightness Temperatures in the Canadian Land Data Assimilation System: Impacts on Short-Range Warm Season Numerical Weather Prediction Open
This study examines the impacts of assimilating Soil Moisture Active Passive (SMAP) L-band brightness temperatures (TBs) on warm season short-range numerical weather prediction (NWP) forecasts. Focusing upon the summer 2015 period over Nor…