To ensure the stability of our systems and to preserve resources for our operational activities (network, compute, etc.), access to the open-data portal is limited to 2000 simultaneous connections. This limit helps us guarantee reliable service for our operational users, especially during periods of high demand. For added reliability, the open-data is replicated across AWS, Azure, and Google Cloud. If you experience difficulties accessing this portal directly, you can also retrieve the data from these cloud platforms.
For streamlined programmatic access, use our Python API: ecmwf-opendata
Files
Name Date (UTC) Size ID
20261110000000-0h-waef-ef-sfc.grib210-11-2026 09:401.25 Gbytes251573813
20261110000000-0h-waef-ef-sfc.index10-11-2026 09:40141.59 Kbytes251573819
20261110000000-102h-waef-ef-sfc.grib210-11-2026 09:401.18 Gbytes251575748
20261110000000-102h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251575754
20261110000000-105h-waef-ef-sfc.grib210-11-2026 09:401.18 Gbytes251575887
20261110000000-105h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251575893
20261110000000-108h-waef-ef-sfc.grib210-11-2026 09:401.18 Gbytes251575960
20261110000000-108h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251575966
20261110000000-111h-waef-ef-sfc.grib210-11-2026 09:401.18 Gbytes251576026
20261110000000-111h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251576033
20261110000000-114h-waef-ef-sfc.grib210-11-2026 09:401.19 Gbytes251575992
20261110000000-114h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251575999
20261110000000-117h-waef-ef-sfc.grib210-11-2026 09:401.19 Gbytes251576247
20261110000000-117h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251576250
20261110000000-120h-waef-ef-sfc.grib210-11-2026 09:401.19 Gbytes251576083
20261110000000-120h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251576088
20261110000000-123h-waef-ef-sfc.grib210-11-2026 09:401.2 Gbytes251576325
20261110000000-123h-waef-ef-sfc.index10-11-2026 09:40142.83 Kbytes251576329
20261110000000-126h-waef-ef-sfc.grib210-11-2026 09:401.2 Gbytes251576259
20261110000000-126h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576267
20261110000000-129h-waef-ef-sfc.grib210-11-2026 09:401.2 Gbytes251576341
20261110000000-129h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576350
20261110000000-12h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251574161
20261110000000-12h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574164
20261110000000-132h-waef-ef-sfc.grib210-11-2026 09:401.2 Gbytes251576471
20261110000000-132h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576477
20261110000000-135h-waef-ef-sfc.grib210-11-2026 09:401.2 Gbytes251576366
20261110000000-135h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576369
20261110000000-138h-waef-ef-sfc.grib210-11-2026 09:401.21 Gbytes251576454
20261110000000-138h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576460
20261110000000-141h-waef-ef-sfc.grib210-11-2026 09:401.21 Gbytes251576546
20261110000000-141h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576549
20261110000000-144h-waef-ef-sfc.grib210-11-2026 09:401.21 Gbytes251577215
20261110000000-144h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251577221
20261110000000-150h-waef-ef-sfc.grib210-11-2026 09:401.21 Gbytes251576715
20261110000000-150h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576718
20261110000000-156h-waef-ef-sfc.grib210-11-2026 09:401.21 Gbytes251576592
20261110000000-156h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251576598
20261110000000-15h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251574361
20261110000000-15h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574364
20261110000000-162h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251576924
20261110000000-162h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251576932
20261110000000-168h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577169
20261110000000-168h-waef-ef-sfc.index10-11-2026 09:40142.84 Kbytes251577175
20261110000000-174h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577218
20261110000000-174h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577224
20261110000000-180h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577236
20261110000000-180h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577242
20261110000000-186h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577282
20261110000000-186h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577288
20261110000000-18h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251574310
20261110000000-18h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574316
20261110000000-192h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577484
20261110000000-192h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577490
20261110000000-198h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577723
20261110000000-198h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577729
20261110000000-204h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577636
20261110000000-204h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577642
20261110000000-210h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251577795
20261110000000-210h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577801
20261110000000-216h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251577764
20261110000000-216h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577767
20261110000000-21h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251574682
20261110000000-21h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574688
20261110000000-222h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251577850
20261110000000-222h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251577856
20261110000000-228h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251578075
20261110000000-228h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251578081
20261110000000-234h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251578038
20261110000000-234h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251578044
20261110000000-240h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251578471
20261110000000-240h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251578474
20261110000000-240h-waef-ep-sfc.grib210-11-2026 10:0199.47 Mbytes251579605
20261110000000-240h-waef-ep-sfc.index10-11-2026 10:0116.26 Kbytes251579608
20261110000000-246h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251578644
20261110000000-246h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251578652
20261110000000-24h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251574554
20261110000000-24h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574560
20261110000000-252h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251578891
20261110000000-252h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251578894
20261110000000-258h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251578975
20261110000000-258h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251578981
20261110000000-264h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251580499
20261110000000-264h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580505
20261110000000-270h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579536
20261110000000-270h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579539
20261110000000-276h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579427
20261110000000-276h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579433
20261110000000-27h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251574588
20261110000000-27h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574594
20261110000000-282h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579631
20261110000000-282h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579637
20261110000000-288h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579656
20261110000000-288h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579662
20261110000000-294h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579587
20261110000000-294h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579593
20261110000000-300h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579844
20261110000000-300h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579850
20261110000000-306h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579823
20261110000000-306h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579829
20261110000000-30h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251574615
20261110000000-30h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574621
20261110000000-312h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251579898
20261110000000-312h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251579904
20261110000000-318h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251580146
20261110000000-318h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580151
20261110000000-324h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251580118
20261110000000-324h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580124
20261110000000-330h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251580331
20261110000000-330h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580336
20261110000000-336h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251580347
20261110000000-336h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580350
20261110000000-33h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251574770
20261110000000-33h-waef-ef-sfc.index10-11-2026 09:40142.22 Kbytes251574773
20261110000000-342h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251580401
20261110000000-342h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580407
20261110000000-348h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251580374
20261110000000-348h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580382
20261110000000-354h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251580477
20261110000000-354h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580483
20261110000000-360h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251580526
20261110000000-360h-waef-ef-sfc.index10-11-2026 09:40142.85 Kbytes251580532
20261110000000-360h-waef-ep-sfc.grib210-11-2026 10:0159.95 Mbytes251579389
20261110000000-360h-waef-ep-sfc.index10-11-2026 10:018.14 Kbytes251579395
20261110000000-36h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251574735
20261110000000-36h-waef-ef-sfc.index10-11-2026 09:40142.21 Kbytes251574741
20261110000000-39h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251574802
20261110000000-39h-waef-ef-sfc.index10-11-2026 09:40142.21 Kbytes251574808
20261110000000-3h-waef-ef-sfc.grib210-11-2026 09:401.25 Gbytes251573996
20261110000000-3h-waef-ef-sfc.index10-11-2026 09:40141.59 Kbytes251574000
20261110000000-42h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251574879
20261110000000-42h-waef-ef-sfc.index10-11-2026 09:40142.21 Kbytes251574885
20261110000000-45h-waef-ef-sfc.grib210-11-2026 09:401.23 Gbytes251575101
20261110000000-45h-waef-ef-sfc.index10-11-2026 09:40142.21 Kbytes251575107
20261110000000-48h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251575205
20261110000000-48h-waef-ef-sfc.index10-11-2026 09:40142.21 Kbytes251575208
20261110000000-51h-waef-ef-sfc.grib210-11-2026 09:401.22 Gbytes251575156
20261110000000-51h-waef-ef-sfc.index10-11-2026 09:40142.21 Kbytes251575159
20261110000000-54h-waef-ef-sfc.grib210-11-2026 09:401.21 Gbytes251575083
20261110000000-54h-waef-ef-sfc.index10-11-2026 09:40142.21 Kbytes251575086
20261110000000-57h-waef-ef-sfc.grib210-11-2026 09:401.2 Gbytes251575212
20261110000000-57h-waef-ef-sfc.index10-11-2026 09:40142.2 Kbytes251575215
20261110000000-60h-waef-ef-sfc.grib210-11-2026 09:401.19 Gbytes251575145
20261110000000-60h-waef-ef-sfc.index10-11-2026 09:40142.2 Kbytes251575148
20261110000000-63h-waef-ef-sfc.grib210-11-2026 09:401.18 Gbytes251575277
20261110000000-63h-waef-ef-sfc.index10-11-2026 09:40142.2 Kbytes251575283
20261110000000-66h-waef-ef-sfc.grib210-11-2026 09:401.18 Gbytes251575309
20261110000000-66h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575312
20261110000000-69h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575736
20261110000000-69h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575742
20261110000000-6h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251573984
20261110000000-6h-waef-ef-sfc.index10-11-2026 09:40141.59 Kbytes251573987
20261110000000-72h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575553
20261110000000-72h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575556
20261110000000-75h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575435
20261110000000-75h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575441
20261110000000-78h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575648
20261110000000-78h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575654
20261110000000-81h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575602
20261110000000-81h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575608
20261110000000-84h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575516
20261110000000-84h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575522
20261110000000-87h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575615
20261110000000-87h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575623
20261110000000-90h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575690
20261110000000-90h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575696
20261110000000-93h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575834
20261110000000-93h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575839
20261110000000-96h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575789
20261110000000-96h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575796
20261110000000-99h-waef-ef-sfc.grib210-11-2026 09:401.17 Gbytes251575919
20261110000000-99h-waef-ef-sfc.index10-11-2026 09:40142.19 Kbytes251575924
20261110000000-9h-waef-ef-sfc.grib210-11-2026 09:401.24 Gbytes251574060
20261110000000-9h-waef-ef-sfc.index10-11-2026 09:40141.59 Kbytes251574066
LICENCE.txt10-11-2026 09:40108 bytes251573825
README.txt10-11-2026 09:40226 bytes251573831
ECMWF Open Data Products: Terms of Use
Interface Help

A quick reference for the Data Portal interface.

Light / Dark theme

Click the  /  button in the top-right corner to switch between light and dark mode. Your preference is remembered across sessions.

Breadcrumb navigation

The bar below the header shows your current location (e.g. Home › folder › subfolder). Click any segment to jump directly to that level. The button on the right goes up one level.

Browsing files

Click a folder to navigate into it. Click a file to download it directly to your browser.

Search

Type in the Search files… box to filter the current directory listing in real time. The filter is case-insensitive and matches anywhere in the file name.

Page size

The selector next to the search box controls how many entries are shown per page. Use the pagination links at the bottom of the table to move between pages.

Column visibility

The dropdown lets you choose which columns are shown:
• Auto — hides columns automatically on narrow screens.
• All — always shows every column.
• Compact — hides the ID column.
• Custom — pick individual columns with checkboxes.

Sorting

Click any column header to sort the listing. Click again to reverse the order. A third click removes the sort.

Session badge

The badge next to the Traffic button shows the number of active protocol sessions (HTTPS, S3, FTP, SFTP/SCP) for your account vs. the configured maximum. A session is counted from authentication and released when it ends; short-lived operations such as individual S3 API calls open and close quickly, so the counter may fluctuate. The value is always at least 1 while you are logged in. The badge turns yellow when capacity is nearly reached and red when the limit is hit — new connections will be refused until an existing one closes.

Traffic

Click the Traffic button to open a chart showing active connections and upload/download rates for your account over the last 24 hours (times in UTC). Use it to identify quieter periods when the portal has less contention and transfers are likely to be faster.

Access Guide

Click the Access Guide button to open connection instructions for all available protocols (HTTPS, S3, FTP, SFTP/SCP). Each card provides ready-to-use commands with a copy button.

HTTPS:
S3:
FTP: :
SFTP: :22
Notice banners

Blue information banners and orange warning banners may appear above or below the file listing. These are messages set by the system administrator — read them before downloading.

About

Click the icon at the right end of the breadcrumb bar to open the About panel for version and build information.