Datasets and Usage

C3S - Datasets and Usage For discussions and information about Copernicus Climate Change Service (C3S) datasets Other - Datasets and Usage For discussions and information about our other datasets Open data Welcome to the open data forum! This is your hub for asking questions, and engaging with fellow users of the open data. Be sure to check the instructions below to get started! CAMS - Datasets and Usage For discussions and information about Copernicus Atmosphere Monitoring Service (CAMS) datasets

Topic	Replies	Views	Activity
About the Datasets and Usage category Datasets and Usage	1	1592	1 April 2025
T2m over sea in CAMS reanalysis CAMS - Datasets and Usage cams , global_reanalysis	2	25	15 August 2026
Stratospheric heating trend 1940-1969 from era-5 monthly averaged data C3S - Datasets and Usage era5	1	37	14 August 2026
Climate dataset for C3S Atlas: SPEI-6 upper/lower bounds? C3S - Datasets and Usage c3s-atlas	1	22	14 August 2026
Multi-model ensembles are the standard download now? C3S - Datasets and Usage c3s-atlas	4	41	13 August 2026
Questions concerning ERA5‑Land Other - Datasets and Usage era5	1	18	13 August 2026
DMS data in CAMS global reanalysis (EAC4) CAMS - Datasets and Usage cams , eac4	1	26	13 August 2026
Missing ERA5 Cyclone Tracks C3S - Datasets and Usage era5	2	33	12 August 2026
Parameter TP - accumulated precip - in 24hr step forecast data Datasets and Usage	8	302	11 August 2026
How can I convert ERA5 windata from WGS84 to EPSG 28892 coordinate system? C3S - Datasets and Usage era5	0	11	11 August 2026
10m zonal and meridonal wind over North and South Pole (90N/S) differ between CDS and CEDA Datasets and Usage	0	9	10 August 2026
Wind rotation question C3S - Datasets and Usage carra	1	26	10 August 2026
Differences between SO2 and tcSO2 CAMS - Datasets and Usage eac4 , cams , global_reanalysis	3	158	7 August 2026
Waiting for "Complete ERA5 global atmospheric reanalysis" to be downloaded C3S - Datasets and Usage era5	2	38	7 August 2026
CORDEX Downloading - Slower after July update C3S - Datasets and Usage api , cordex	6	27	6 August 2026
Severe and persistent queue delays for ERA5 hourly data (pressure levels) via CDS API C3S - Datasets and Usage era5	7	315	6 August 2026
ERA5 versus ERA5-Land: is an 80–100 m altitude difference expected? C3S - Datasets and Usage era5 , era5-land	0	19	6 August 2026
Land cover classes in C3S-LC-L4-LCCS-Map differ from documentation C3S - Datasets and Usage c3s	3	92	5 August 2026
Do you know where I can find and download annual global average temperature for the last 50 years? Datasets and Usage	2	34	31 July 2026
Tigge downloads through ecds api taking too long Datasets and Usage	1	49	29 July 2026
Energy Indicators - Update Cycle C3S - Datasets and Usage sis_energy , era5	0	25	28 July 2026
About snowfall and snowmelt, how to caculate total monthly snowfall and snowmelt? C3S - Datasets and Usage era5-land , c3s , conversion	4	210	27 July 2026
ERA5-Land data grid mismatch on recently downloaded data vs older data C3S - Datasets and Usage era5-land	7	251	27 July 2026
Feature Request: Geographic subsetting (area parameter) for CERRA pressure-level downloads C3S - Datasets and Usage	0	20	26 July 2026
9 km global daily fire fuel download C3S - Datasets and Usage era5-land	0	26	23 July 2026
CAMS global atmospheric composition forecasts very slow CAMS - Datasets and Usage api , cds , cams_global_forecast	1	38	20 July 2026
New dataset published in the CDS: Snow cover extent from 1982 to present derived from satellite observations C3S - Datasets and Usage c3s , cds , ecv	2	157	20 July 2026
Need help downloading globally ERA5-Land hourly/daily data faster (CDS too slow) C3S - Datasets and Usage era5-land	3	154	17 July 2026
Era5 data for Namibia 2024 C3S - Datasets and Usage api , era5	1	28	17 July 2026
Update of Land cover classification gridded maps C3S - Datasets and Usage ecv_biosphere	5	240	17 July 2026