Poseidon Project – Toward Exascale Community Ocean Circulation Modeling

The Poseidon Project pushes the envelope on ocean and coupled ocean-atmosphere simulations for public access

Sea surface height near Australia in the LLC4320 dataset. From the Poseidon-Viewer tool.

Lagrangian trajectories for drifting surface particles in the LLC4320 dataset. Computed using OceanSpy and Seaduck software tools. See Poseidon-share/gallery repo for notebooks.

Sea-surface salinity in the Bering Sea from the LLC4320 dataset. From the Poseidon-Viewer tool.

Lagrangian trajectories for drifting surface particles in the LLC4320 dataset. Computed using Seaduck software. See Poseidon-share/gallery repo for notebooks.

Sea-surface temperature south of Africa in the LLC4320 dataset. From the Poseidon-Viewer tool.

Sea-surface relative vorticity in the LLC4320 dataset in the southeast Pacific Ocean. From the Poseidon-Viewer tool.

Air-sea water flux in the DYAMOND coupled ocean/atmosphere simulation

From the LLC4320 Poseidon Viewer tool

Sea level

Southern hemisphere ocean trajectories

Ocean salinity

Northern hemisphere ocean trajectories

Ocean temperature

Ocean vorticity

Air/sea water flux

Vertical speed

Latest News Post

LLC4320v2 Dataset is Coming…

The new and improved LLC4320v2 dataset is being transferred to SciServer and transformed for public access under the Kraken domain. The LLC4320v2 run is a

June 25, 2026 No Comments

The Poseidon Project pushes the envelope on ocean and coupled ocean-atmosphere simulations for public access

Latest News Post

LLC4320v2 Dataset is Coming…

Poseidon is a collaboration between researchers at:

Johns Hopkins University

Columbia University

MIT – Massachusetts Institute of Technology