News from the Geoscience Data Exchange
News includes outages, dataset updates and corrections, and general advice.
GDEX Discovery Series
July 1, 2026
Join us for the GDEX Discovery Series, a monthly seminar highlighting the technologies, services, and capabilities that power the …
Data download and Globus transfer for subset requests unavailable May 12–13, 2026
May 11, 2026
UPDATE May 13: All data services have been restored. Thank you for your patience during this maintenance downtime.
UPDATE May …
Data access and Globus transfer unavailable March 3, 2026
March 2, 2026
Due to scheduled maintenance on the NSF NCAR HPC systems, the following GDEX data services will be unavailable March 3, …
Data access and Globus transfer unavailable February 3, 2026
Feb. 2, 2026
Due to scheduled maintenance on the NSF NCAR HPC systems, the following GDEX data services will be unavailable February 3, …
Data file downloads, Globus transfer, and subset request processing unavailable Nov 4-5, 2025
Nov. 3, 2025
Due to scheduled maintenance on the NSF NCAR HPC systems, the following GDEX data services will be unavailable November 4–5, …
Research Data Archive relaunching as the Geoscience Data Exchange – Integrated Research Data Commons (GDEX)
Sept. 6, 2025
We are pleased to announce that as of Tuesday, September 9, the Research Data Archive (RDA) will relaunch as …
Older Posts
Aug. 27, 2025
Data Subset Requests unavailable Aug 28, 2025
Aug. 26, 2025
Customer Support Update
Aug. 20, 2025
RDA Jira Help Desk Downtime and Renaming to DATAHELP
July 22, 2025
NSF NCAR HPC Maintenance July 22
Sept. 12, 2024
RDA Services Unavailable September 16–19, 2024
July 26, 2024
New RDA dataset numbering system
April 10, 2024
Unscheduled outage April 10, 2024
Dec. 5, 2023
JRA-55 will be discountinued at the end of Jan 2024
Nov. 14, 2023
RDA services unavailable November 17-20, 2023
Sept. 21, 2023
ORCID Login Now Live
Aug. 25, 2023
RDA transitioning to ORCID for Globus login
May 9, 2023
Data URLs changing
Jan. 19, 2023
New RDA website launching next Tuesday, Jan 24
Dec. 2, 2022
ERA5 Reanalysis Model Level Data in the RDA
Oct. 17, 2022
RDA Data Services Unavailable Oct 17-20, 2022
June 21, 2022
Google Problem for RDA Registration and Authentication
May 3, 2022
RDA data services unavailable May 9–13, 2022
May 3, 2022
RDA data services unavailable May 9-13, 2022
April 14, 2022
ECMWF and JMA Reanalyses in the RDA and on CISL HPC GLADE
July 19, 2021
RDA services unavailable July 25 - 29, 2021
June 23, 2021
403 Forbidden for Slow Connections
April 19, 2021
Data Corruption of 206 NCAR RDA ERA5 Grids
March 10, 2021
Update: RDA data access remains offline through March 11
March 9, 2021
RDA data services unavailable March 9–10, 2021
Nov. 13, 2020
ERA5 back extension 1950-1978 (Preliminary version)
Sept. 18, 2020
JMA JRA55 Near Real-Time Datasets
Aug. 31, 2020
Accessing RDA data files from GLADE
Aug. 31, 2020
Open Access Data
Aug. 31, 2020
How to access a restricted data set
July 22, 2020
NCAR RDA supported ERA5, ECMWF operational, and future reanalysis products to be provided in NetCDF format
May 29, 2020
ERA5 GRIB Web Files Availability
May 5, 2020
Transferring RDA Data with Globus
May 5, 2020
Transferring custom file lists with Globus
March 31, 2020
ISPD version 4 subsetting
March 4, 2020
ERA5 Modes of Interannual Variability
March 3, 2020
RDA External Application API Update
Jan. 29, 2020
Issue with tropical cyclone analysis in JRA-55
Nov. 12, 2019
ERA5 0.25 degree monthly mean data available
Oct. 28, 2019
ERA-Interim updated through August 2019
Oct. 4, 2019
Changes to NCAR RDA Maintained ERA5 datasets
Sept. 4, 2019
Would you like to perform data analysis on NCAR RDA maintained data without the need to move it?
Aug. 2, 2019
RDA ERA5 now spans 1979 through early 2019.
June 26, 2019
Research Data Archive at NCAR certified as a CoreTrustSeal Repository by the World Data System
May 20, 2019
ERA5 1979 onward becoming available in the RDA
March 12, 2019
Accessing RDA OPeNDAP endpoints with authentication
Dec. 6, 2018
NCAR RDA at AGU 2018 Fall Meeting
April 2, 2018
Notice: new Globus endpoints
Jan. 22, 2018
WRF-able data sets
Dec. 8, 2017
NCAR data experts seek input at AGU fall meeting for summer 2018 workshop on digital data repository service
March 23, 2017
Integrating RDA data processing capabilities into a workflow
March 15, 2017
Securing the RDA Website
March 6, 2017
Where to get WRF help
March 3, 2017
The RDA User Dashboard
Jan. 6, 2017
Remembering Roy Jenne (1931-2016)
Jan. 5, 2017
RDA Data Access Services Restored
Nov. 28, 2016
NCAR's Research Data Archive featured on UCARConnect 2
Nov. 18, 2016
How to work around operational changes to GFS/GDAS/FNL
Nov. 18, 2016
GRIB2 file carpentry
Nov. 15, 2016
NCAR's Research Data Archive featured on UCARConnect
Sept. 28, 2016
WRF Vtable Carpentry
April 14, 2016
ds083.3: GDAS/FNL 0.25 degree global grids
March 25, 2016
Subsetting to save time and bandwidth
March 24, 2016
GRIB Practical Exercise 2: Test Spin
March 24, 2016
GRIB1, GRIB2, NetCDF: What do I use?
March 7, 2016
NCEP Model Performance
Feb. 24, 2016
ds735.0 NCEP GDAS Satellite Data Extended
Feb. 12, 2016
Upcoming improvements to the Globus login process
Jan. 20, 2016
RDA at AGU 2015 Fall Meeting
Jan. 8, 2016
A video tour of the RDA home page
Jan. 8, 2016
A video tour of an RDA data set home page
Nov. 16, 2015
What is GRIB2?
Oct. 14, 2015
RDA chosen for new WCRP reanalysis intercomparison
Sept. 22, 2015
Setting up to work with GRIB2
Aug. 18, 2015
Cite your data
Aug. 4, 2015
Accessing RDA collections from Yellowstone
Aug. 4, 2015
The International Surface Pressure Databank version 2: A new publication in the Geoscience Data Journal
July 14, 2015
GRIB Practical Exercise 1: Data Discovery
July 7, 2015
What is GRIB?
July 7, 2015
Where's my data?
June 4, 2015
2015 Unidata Users Workshop
May 26, 2015
ds608.0 NARR 20090401-20150131 rerun4 updates