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NWM retrospective analysis version 3.0 data retrieval


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Type: Resource
Storage: The size of this resource is 2.8 MB
Created: Mar 22, 2024 at 11:07 p.m.
Last updated: Oct 10, 2024 at 5:41 p.m.
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Content types: Geographic Feature Content 
Sharing Status: Public
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Abstract

This HydroShare resource provides Jupyter Notebooks with instructions and code for accessing and subsetting the NOAA National Water Model CONUS Retrospective Dataset. There are two Jupyter Notebooks
1. NWM_output_variable_retrieval_with_FeatureID.ipynb
2. NWM_output_variable_retrieval_with_shapefile.ipynb
The first retrieves data for one point (feature ID). The second retrieves data for areas specified interactively or via an uploaded shapefile.
These notebooks programmatically retrieve the data from Amazon Web Services (https://registry.opendata.aws/nwm-archive/), and in the case of Zone data retrieval average the data over the zones specified.
The notebooks provided are coded to retrieve data from NWM retrospective analysis version 3.0 released in ZARR format in December 2023.
The NOAA National Water Model Retrospective dataset contains input and output from multi-decade CONUS retrospective simulations (https://registry.opendata.aws/nwm-archive/ ). These simulations used meteorological input from retrospective data. The output frequency and fields available in this historical NWM dataset differ from those contained in the real-time operational NWM forecast model. Additionally, note that no streamflow or other data assimilation is performed within any of the NWM retrospective simulations

Subject Keywords

Coverage

Spatial

Coordinate System/Geographic Projection:
WGS 84 EPSG:4326
Coordinate Units:
Decimal degrees
North Latitude
49.1645°
East Longitude
-59.4828°
South Latitude
24.7029°
West Longitude
-125.9286°

Temporal

Start Date:
End Date:

Content

README.txt

Jupyter Notebooks for the Retrieval of AORC Data for Hydrologic Analysis

This resource contains the following Jupyter Notebooks and  python files with functions called by the notebooks.
AORC_Point_Data_Retrieval.ipynb
AORC_Zone_Data_Retrieval.ipynb
This resource is designed to be opened from a JupyterHub platform connected to CUAHSI HydroShare and has been tested using CUAHSI JupyterHub, CyberGIS-Jupyter for Water and CIROH JupyterHub.

At this resource in HydroShare use Open With on any of these application servers to launch into the respective JupyterHub environment.  Then open the Jupyter Notebook for the format of the data you wish to retrieve and follow the instructions it contains.

Data Services

The following web services are available for data contained in this resource. Geospatial Feature and Raster data are made available via Open Geospatial Consortium Web Services. The provided links can be copied and pasted into GIS software to access these data. Multidimensional NetCDF data are made available via a THREDDS Data Server using remote data access protocols such as OPeNDAP. Other data services may be made available in the future to support additional data types.

Related Resources

This resource belongs to the following collections:
Title Owners Sharing Status My Permission
Hydrological Data Retrieval Using CIROH JupyterHUB Ayman Nassar · David Tarboton  Public &  Shareable Open Access

How to Cite

Nassar, A., D. Tarboton, H. Salehabadi (2024). NWM retrospective analysis version 3.0 data retrieval, HydroShare, http://www.hydroshare.org/resource/6ca065138d764339baf3514ba2f2d72f

This resource is shared under the Creative Commons Attribution CC BY.

http://creativecommons.org/licenses/by/4.0/
CC-BY

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