NOAA National Water Model Reanalysis Data at RENCI

This data release provides the reanalysis streamflow data from versions 1.2 and 2.0 of the National Water Model structured for feature level extraction. The impact of this is that user can query time series for a given NHDPlusV2 COMID without downloading the hourly CONUS files and extracting the sample of relevant values.

The data is hosted on the RENCI THREDDS Data Server and is accessible via OPeNDAP at athe follwoing URLs:

Version 1.2
(https://thredds.hydroshare.org/thredds/catalog/nwm/retrospective/catalog.html?dataset=NWM_Retrospective/nwm_retro_full.ncml)
- Spans 1993-01-01 to 2017-12-31
- Contains 219,144 hourly time steps for
- 2729077 NHD reaches

Version 2.0
(https://thredds.hydroshare.org/thredds/catalog/nwm/retrospective/catalog.html?dataset=NWM_Retrospective/nwm_v2_retro_full.ncml)
- Spans 1993-01-01 to 2018-12-31
- Contains 227,903 hourly time steps for
- 2,729,076 NHD reaches

Raw Data
(https://registry.opendata.aws/nwm-archive/)
- 227,000+ hourly netCDF files (depending on version)