# \#climate\_projections **URL:** https://forum.ecmwf.int/tag/climate-projections/27.md [Latest](https://forum.ecmwf.int/latest.md) · [Categories](https://forum.ecmwf.int/categories.md) · [Tags](https://forum.ecmwf.int/tags.md) --- ## [CDS climate projection datasets temporarily disruptions](https://forum.ecmwf.int/t/cds-climate-projection-datasets-temporarily-disruptions/15293)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 1\ **Last updated:** [1 September 2026 13:38 UTC](https://forum.ecmwf.int/t/cds-climate-projection-datasets-temporarily-disruptions/15293 "2026-09-01T13:38:01Z")
We would like to inform you that due to some technical problems the access to the following CDS climate projection datasets is disrupted: CORDEX regional climate model data on single levels CMIP5 datasets CMIP6 climate… --- ## [C3S Atlas user survey](https://forum.ecmwf.int/t/c3s-atlas-user-survey/14157)
**Author:** [@Christopher\_Goddard](https://forum.ecmwf.int/u/Christopher_Goddard)\ **Replies:** 1\ **Last updated:** [29 September 2025 13:15 UTC](https://forum.ecmwf.int/t/c3s-atlas-user-survey/14157 "2025-09-29T13:15:04Z")
Help shape the future of the C3S Atlas by letting us know how you use it (and the related dataset, documentation and user tools), and whether there are any additions or improvements you would like to see in the future. T… --- ## [Can't project crs into WGS84](https://forum.ecmwf.int/t/cant-project-crs-into-wgs84/12530)
**Author:** [@artem\_env](https://forum.ecmwf.int/u/artem_env)\ **Replies:** 1\ **Last updated:** [9 April 2025 07:46 UTC](https://forum.ecmwf.int/t/cant-project-crs-into-wgs84/12530 "2025-04-09T07:46:15Z")
Dear ECMWF community, I’ve downloaded two prediction raster sets (with temperature, salinity, and sea ice extent) - CNRM-CM6-1-HR and HadGEM3-GC31-LL, - but they both have a strange CRS, and I cannot project it into WGS… --- ## [Request for Multi-Selection Feature in Model and Scenario Downloads](https://forum.ecmwf.int/t/request-for-multi-selection-feature-in-model-and-scenario-downloads/7236)
**Author:** [@SORO\_FERELAHA](https://forum.ecmwf.int/u/SORO_FERELAHA)\ **Replies:** 2\ **Last updated:** [30 October 2024 09:53 UTC](https://forum.ecmwf.int/t/request-for-multi-selection-feature-in-model-and-scenario-downloads/7236 "2024-10-30T09:53:14Z")
I am reaching out regarding the data selection process on the platform. My goal is to download data from 21 models for precipitation, maximum, minimum, and mean temperature, covering both historical scenarios and future … --- ## [Inconsistent Results Between AR6 and User-Defined Regions?](https://forum.ecmwf.int/t/inconsistent-results-between-ar6-and-user-defined-regions/3317)
**Author:** [@Mark\_Trexler](https://forum.ecmwf.int/u/Mark_Trexler)\ **Replies:** 0\ **Last updated:** [17 July 2024 20:25 UTC](https://forum.ecmwf.int/t/inconsistent-results-between-ar6-and-user-defined-regions/3317 "2024-07-17T20:25:39Z")
When I look at Arabian Peninsula and the Sahara as AR6 regions with CMIP-6, SSP 5-8.5, Change, Annual, for Days Over 40o C, I get big numbers - an increase of 50-80 days over 40o by 2100. When I create a user-defined bo… --- ## [C3S regional climate projections: questions and answers?](https://forum.ecmwf.int/t/c3s-regional-climate-projections-questions-and-answers/2315)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 0\ **Last updated:** [26 March 2024 15:34 UTC](https://forum.ecmwf.int/t/c3s-regional-climate-projections-questions-and-answers/2315 "2024-03-26T15:34:34Z")
The questions below are originally written with the perspective of providing user guidance related to EURO-CORDEX results, however many questions are broad and applies in a more general sense. This could mean that they c… --- ## [New application published: Copernicus Interactive Climate Atlas (C3S Atlas)](https://forum.ecmwf.int/t/new-application-published-copernicus-interactive-climate-atlas-c3s-atlas/1913)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 0\ **Last updated:** [20 February 2024 10:00 UTC](https://forum.ecmwf.int/t/new-application-published-copernicus-interactive-climate-atlas-c3s-atlas/1913 "2024-02-20T10:00:44Z")
We are pleased to announce that the Copernicus Interactive Climate Atlas (C3S Atlas) has been published today, 20 February 2024: https://atlas.climate.copernicus.eu The Copernicus Interactive Climate Atlas (C3S Atlas)… --- ## [Cordex- cds api](https://forum.ecmwf.int/t/cordex-cds-api/921)
**Author:** [@Mateo\_Carmona\_Carras](https://forum.ecmwf.int/u/Mateo_Carmona_Carras)\ **Replies:** 0\ **Last updated:** [21 December 2023 08:35 UTC](https://forum.ecmwf.int/t/cordex-cds-api/921 "2023-12-21T08:35:43Z")
Dear all, My name is Mateo Carmona and I work in the Sustainable Finance department at Mazars Spain as a Data Analyst as well in the Barcelona office. Through a request to the CDS API, I have obtained data relevant… --- ## [New dataset published in the CDS: CMIP6 predictions underpinning the C3S decadal prediction prototypes](https://forum.ecmwf.int/t/new-dataset-published-in-the-cds-cmip6-predictions-underpinning-the-c3s-decadal-prediction-prototypes/1306)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 0\ **Last updated:** [23 November 2023 10:34 UTC](https://forum.ecmwf.int/t/new-dataset-published-in-the-cds-cmip6-predictions-underpinning-the-c3s-decadal-prediction-prototypes/1306 "2023-11-23T10:34:21Z")
We are pleased to announce that a new dataset have been published today, 23rd November 2023, in the Climate Data Store (CDS): CMIP6 predictions underpinning the C3S decadal prediction prototypes This dataset provides s… --- ## [New dataset published in the CDS: Gridded monthly climate projection dataset underpinning the IPCC AR6 Interactive Atlas](https://forum.ecmwf.int/t/new-dataset-published-in-the-cds-gridded-monthly-climate-projection-dataset-underpinning-the-ipcc-ar6-interactive-atlas/1089)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 0\ **Last updated:** [23 August 2023 09:29 UTC](https://forum.ecmwf.int/t/new-dataset-published-in-the-cds-gridded-monthly-climate-projection-dataset-underpinning-the-ipcc-ar6-interactive-atlas/1089 "2023-08-23T09:29:43Z")
We are pleased to announce that a new dataset have been published today, 23rd August 2023, in the Climate Data Store (CDS): Gridded monthly climate projection dataset underpinning the IPCC AR6 Interactive Atlas This da… --- ## [Do all CMIP5 models use the same calendar?](https://forum.ecmwf.int/t/do-all-cmip5-models-use-the-same-calendar/1587)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 1\ **Last updated:** [10 August 2023 18:42 UTC](https://forum.ecmwf.int/t/do-all-cmip5-models-use-the-same-calendar/1587 "2023-08-10T18:42:35Z")
See the answer at https://esgf.github.io/esgf-swt/data/2015/08/13/Do-all-CMIP5-models-use-the-same-calendar.html --- ## [CMIP6 - NetCDF file with Inconsistent variable definition for lat\_bnds!](https://forum.ecmwf.int/t/cmip6-netcdf-file-with-inconsistent-variable-definition-for-lat-bnds/1353)
**Author:** [@Daniel\_Victoria](https://forum.ecmwf.int/u/Daniel_Victoria)\ **Replies:** 5\ **Last updated:** [8 May 2023 10:10 UTC](https://forum.ecmwf.int/t/cmip6-netcdf-file-with-inconsistent-variable-definition-for-lat-bnds/1353 "2023-05-08T10:10:20Z")
I'm downloading daily CMIP6 data for max air temperature. I've asked for a spatial subset covering Brazil. When I open the NetCDF file in Panoply, I get very strange image, with the values from the most eastern border… --- ## [Update on CMIP6 data download form on the CDS](https://forum.ecmwf.int/t/update-on-cmip6-data-download-form-on-the-cds/1384)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 0\ **Last updated:** [22 August 2022 11:51 UTC](https://forum.ecmwf.int/t/update-on-cmip6-data-download-form-on-the-cds/1384 "2022-08-22T11:51:06Z")
Latest on 04/10/11: The issue reported on 01/09/2022 is now resolved but please be aware that there will be a minor update to the CMIP6 dataset tomorrow (05-10-2022) to improve the way users select dates of interest. The… --- ## [CMIP5 (RCP4.5 and 8.5 GFDL-ESM2G) U and V at 850 mb](https://forum.ecmwf.int/t/cmip5-rcp4-5-and-8-5-gfdl-esm2g-u-and-v-at-850-mb/1601)
**Author:** [@Vijay\_Ramalingam](https://forum.ecmwf.int/u/Vijay_Ramalingam)\ **Replies:** 4\ **Last updated:** [6 April 2022 16:06 UTC](https://forum.ecmwf.int/t/cmip5-rcp4-5-and-8-5-gfdl-esm2g-u-and-v-at-850-mb/1601 "2022-04-06T16:06:28Z")
Hello, We have downloaded the U and V components of the wind for mid-century and end of the century from the CMIP5 data. The daily data on pressure levels (https://cds.climate.copernicus.eu/cdsapp#!/dataset/projections-… --- ## [CMIP 6 monthly climatic data publication](https://forum.ecmwf.int/t/cmip-6-monthly-climatic-data-publication/1599)
**Author:** [@Chiara\_Dragonetti](https://forum.ecmwf.int/u/Chiara_Dragonetti)\ **Replies:** 1\ **Last updated:** [9 March 2022 15:25 UTC](https://forum.ecmwf.int/t/cmip-6-monthly-climatic-data-publication/1599 "2022-03-09T15:25:51Z")
Hello, I'm a PhD student of Sapienza University in Rome, and I am looking for yearly or monthly climate data at a spatial resolution of 1 km, in the different future scenarios of CMIP 6. I have looked your datasets and I… --- ## [CMIP5 and CMIP6 data access issue from the CDS resolved](https://forum.ecmwf.int/t/cmip5-and-cmip6-data-access-issue-from-the-cds-resolved/1418)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 1\ **Last updated:** [15 December 2021 16:20 UTC](https://forum.ecmwf.int/t/cmip5-and-cmip6-data-access-issue-from-the-cds-resolved/1418 "2021-12-15T16:20:24Z")
Earlier today we reported that there were technical issues affecting access to the CMIP5 and CMIP6 data. CORDEX was also affected by this issue. We are pleased to announce that the issue has been fixed and full access t… --- ## [Error while downloading CMIP6](https://forum.ecmwf.int/t/error-while-downloading-cmip6/1022)
**Author:** [@Jenncy\_Villamizar](https://forum.ecmwf.int/u/Jenncy_Villamizar)\ **Replies:** 2\ **Last updated:** [1 December 2021 11:56 UTC](https://forum.ecmwf.int/t/error-while-downloading-cmip6/1022 "2021-12-01T11:56:00Z")
Hi, I have tried to download the near-surface wind speed variable in the temporal range 2011-01-01 to 2070-12-31, but the download fails and shows me the following error: on other occasions, I have already downloade… --- ## [CMIP6 requests remain in queue](https://forum.ecmwf.int/t/cmip6-requests-remain-in-queue/1598)
**Author:** [@Rutger\_Dankers](https://forum.ecmwf.int/u/Rutger_Dankers)\ **Replies:** 0\ **Last updated:** [22 October 2021 07:04 UTC](https://forum.ecmwf.int/t/cmip6-requests-remain-in-queue/1598 "2021-10-22T07:04:35Z")
Hi In the past week or so I have been unable to download CMIP6 data. Requests remain queued indefinitely with no reason given. Is this a known problem? Thanks! Rutger --- ## [Questions related to CMIP and CORDEX](https://forum.ecmwf.int/t/questions-related-to-cmip-and-cordex/1441)
**Author:** [@Andras\_Horanyi](https://forum.ecmwf.int/u/Andras_Horanyi)\ **Replies:** 0\ **Last updated:** [10 September 2021 13:36 UTC](https://forum.ecmwf.int/t/questions-related-to-cmip-and-cordex/1441 "2021-09-10T13:36:38Z")
Questions related to the existing networks of climate model cooperations and which climate model projections to use. What is CMIP? CMIP stands for the Coupled Model Intercomparison Project and is a joint … --- ## [Questions related to climate projections](https://forum.ecmwf.int/t/questions-related-to-climate-projections/1031)
**Author:** [@Andras\_Horanyi](https://forum.ecmwf.int/u/Andras_Horanyi)\ **Replies:** 0\ **Last updated:** [10 September 2021 13:36 UTC](https://forum.ecmwf.int/t/questions-related-to-climate-projections/1031 "2021-09-10T13:36:38Z")
Questions related to climate projections concern initialization and what are the data needed in the models. Transient climate simulations and time-slice experiments are also discussed as well as differences betwee… --- ## [Precipitation CMIP6 data](https://forum.ecmwf.int/t/precipitation-cmip6-data/1161)
**Author:** [@Jane\_Roque](https://forum.ecmwf.int/u/Jane_Roque)\ **Replies:** 1\ **Last updated:** [5 July 2021 08:37 UTC](https://forum.ecmwf.int/t/precipitation-cmip6-data/1161 "2021-07-05T08:37:57Z")
I downloaded monthly precipitation data and I converted the data from kg/m2/s to mm/year. I summed all months per year and then I multiply it by 86400\*365. As a result, I got precipitation numbers higher than 10000 mm up… --- ## [CORDEX catalogue entry extended to offer 8 additional geographical domains](https://forum.ecmwf.int/t/cordex-catalogue-entry-extended-to-offer-8-additional-geographical-domains/1419)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 0\ **Last updated:** [27 May 2021 06:30 UTC](https://forum.ecmwf.int/t/cordex-catalogue-entry-extended-to-offer-8-additional-geographical-domains/1419 "2021-05-27T06:30:06Z")
We are pleased to inform our users that CORDEX data from the Climate Data Store (CDS) has been extended to offer 8 additional geographical domains: Antarctica Australasia Central America Central Asia East Asia M… --- ## [CMIP6 data now available from the Climate Data Store (CDS)](https://forum.ecmwf.int/t/cmip6-data-now-available-from-the-climate-data-store-cds/994)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 0\ **Last updated:** [23 March 2021 09:01 UTC](https://forum.ecmwf.int/t/cmip6-data-now-available-from-the-climate-data-store-cds/994 "2021-03-23T09:01:51Z")
We are pleased to inform you that a quality-controlled subset of the sixth phase of the Coupled Model Intercomparison Project (CMIP6) data is now available from the Climate Data Store (CDS) A set of 46 core variables fr… --- ## [Save the date: C3S webinars on regional climate projections for Europe - March 2021](https://forum.ecmwf.int/t/save-the-date-c3s-webinars-on-regional-climate-projections-for-europe-march-2021/1450)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 3\ **Last updated:** [15 March 2021 07:43 UTC](https://forum.ecmwf.int/t/save-the-date-c3s-webinars-on-regional-climate-projections-for-europe-march-2021/1450 "2021-03-15T07:43:31Z")
We would like to draw your attention to a set of exciting webinars which will discuss the use of regional climate projection datasets for climate services. Particularly information will be provided about global and regio… --- ## [General questions about climate projections and climate modelling](https://forum.ecmwf.int/t/general-questions-about-climate-projections-and-climate-modelling/1625)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 0\ **Last updated:** [8 March 2021 09:48 UTC](https://forum.ecmwf.int/t/general-questions-about-climate-projections-and-climate-modelling/1625 "2021-03-08T09:48:57Z")
New Topic Help Show Advanced Filters Include comments Topics Open Topics Locked Topics Watched Topics Hot Topics Author … --- ## [New CORDEX domains in the CDS](https://forum.ecmwf.int/t/new-cordex-domains-in-the-cds/1300)
**Author:** [@Andras\_Horanyi](https://forum.ecmwf.int/u/Andras_Horanyi)\ **Replies:** 0\ **Last updated:** [4 March 2021 08:50 UTC](https://forum.ecmwf.int/t/new-cordex-domains-in-the-cds/1300 "2021-03-04T08:50:49Z")
We are pleased to announce that new geographical domains have been added to the CORDEX regional climate model data on single levels dataset in the Climate Data Store (CDS). This now includes the following regions: - Eur… --- ## [CORDEX data from the Climate Data Store (CDS) has been extended to offer new features!](https://forum.ecmwf.int/t/cordex-data-from-the-climate-data-store-cds-has-been-extended-to-offer-new-features/882)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 0\ **Last updated:** [13 November 2020 11:20 UTC](https://forum.ecmwf.int/t/cordex-data-from-the-climate-data-store-cds-has-been-extended-to-offer-new-features/882 "2020-11-13T11:20:32Z")
We are pleased to inform you that in response to user demand, CORDEX data from the Climate Data Store (CDS) has been extended to offer the following new features: Additional geographical domains available: North Ameri… --- ## [Technical issue affecting CMIP5 data downloads](https://forum.ecmwf.int/t/technical-issue-affecting-cmip5-data-downloads/1343)
**Author:** [@Anabelle](https://forum.ecmwf.int/u/Anabelle)\ **Replies:** 0\ **Last updated:** [25 June 2020 15:57 UTC](https://forum.ecmwf.int/t/technical-issue-affecting-cmip5-data-downloads/1343 "2020-06-25T15:57:48Z")
We have been informed by the Climate Data Store that there are technical issues affecting access to the CMIP5 data. Some requests may unfortunately randomly fail. The Climate Data Store is actively working with the CMIP… --- ## [CORDEX regional climate model data on single levels for Europe downloads available again](https://forum.ecmwf.int/t/cordex-regional-climate-model-data-on-single-levels-for-europe-downloads-available-again/1201)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 0\ **Last updated:** [5 March 2020 09:05 UTC](https://forum.ecmwf.int/t/cordex-regional-climate-model-data-on-single-levels-for-europe-downloads-available-again/1201 "2020-03-05T09:05:12Z")
On 05-3-2020 we announced that due to a technical issue on the CORDEX, access to download CORDEX regional climate model data on single levels for Europe from the Climate Data Store was temporally disabled. Now the the d… --- ## [CORDEX regional climate model data on single levels for Europe now reopened for downloads](https://forum.ecmwf.int/t/cordex-regional-climate-model-data-on-single-levels-for-europe-now-reopened-for-downloads/884)
**Author:** [@Michela](https://forum.ecmwf.int/u/Michela)\ **Replies:** 1\ **Last updated:** [24 February 2020 09:45 UTC](https://forum.ecmwf.int/t/cordex-regional-climate-model-data-on-single-levels-for-europe-now-reopened-for-downloads/884 "2020-02-24T09:45:15Z")
On 24-02-2020 we announced that due to a technical issue on the CORDEX, access to download CORDEX regional climate model data on single levels for Europe from the Climate Data Store was temporally disabled. We received … [Next page](https://forum.ecmwf.int/tag/climate-projections/27.md?match_all_tags=true&page=1&tags%5B%5D=climate_projections)