Core institutions = US-based, degree granting universities, colleges and technical schools and EDU entities.
| Name | Type | Country |
|---|---|---|
| Argonne National Laboratory | GOV | United States |
| Association for Computing Machinery | ORG | United States |
| Atmospheric Turbulence and Diffusion Division (ATDD/NOAA) | GOV | United States |
| Australian Bureau of Meteorology | GOV | Australia |
| Budapest University of Technology and Economics | EDU | Hungary |
| Chinese Government | GOV | Peoples Republic of China |
| European Space Agency | RLAB | France |
| German Aerospace Center | COM | Germany |
| Government of Canada | GOV | Canada |
| Government of India | GOV | India |
| Government of Turkey | GOV | Turkey |
| Hautes Études d'Ingénieurs | EDU | France |
| Hydro-Quebec | GOV | Canada |
| Hydrographic and Oceanographic Department of the Navy | MIL | France |
| ITC | EDU | Netherlands |
| Imperial College London | EDU | United Kingdom |
| Institut National des Sciences Appliquées de Rennes | EDU | France |
| Institute of Nuclear Technology and Radiation Protection | GOV | Greece |
| Japan Agency for Marine-Earth Science and Technology | GOV | Japan |
| Japan Meteorological Agency | GOV | Japan |
| Malaysian Meteorological Department | GOV | Malaysia |
| Marshall Space Flight Center (MSFC/NASA) | GOV | United States |
| Middle East Technical University | EDU | Turkey |
| Nanyang Technological University | EDU | Singapore |
| National Aeronautics and Space Administration (NASA) | GOV | United States |
| National Centers for Environmental Prediction (NCEP/NOAA) | GOV | United States |
| National Institute of Meteorology | GOV | Spain |
| National Institute of Meteorology and Hydrology | GOV | Bulgaria |
| National Oceanic and Atmospheric Administration (NOAA) | GOV | United States |
| Natural Resources Canada | GOV | Canada |
| Naval Academy Taiwan | EDU | Taiwan, Province of China |
| Nicolaus Copernicus University | EDU | Poland |
| Norwegian Meteorological Institute | GOV | Norway |
| Philipps Universität Marburg | EDU | Germany |
| Rijkswaterstaat | GOV | Netherlands |
| Seoul National University | EDU | Korea, Republic of |
| Simon Fraser University | EDU | Canada |
| State of California | GOV | United States |
| Stellenbosch University | EDU | South Africa |
| Swedish Meteorological and Hydrological Institute | GOV | Sweden |
| Swiss Center for Scientific Computing | RLAB | Switzerland |
| TGM Institute of Technology | EDU | Austria |
| Technology Institute, Technical University of Lisbon | EDU | Portugal |
| U.S. Army Corps of Engineers | MIL | United States |
| U.S. Department of Agriculture | GOV | United States |
| U.S. Federal Aviation Administration | GOV | United States |
| U.S. Navy | MIL | United States |
| Universidad Nacional Autónoma de México | EDU | Mexico |
| Universidad Nacional de Colombia | EDU | Colombia |
| Universidad de Castilla la Mancha | EDU | Spain |
| Universidad de Jaén | EDU | Spain |
| Universidad de La Laguna | EDU | Spain |
| Universidad de León | EDU | Spain |
| Universidad de Sevilla | EDU | Spain |
| Universidade Federal do Espírito Santo | EDU | Brazil |
| Universidade de Aveiro | EDU | Portugal |
| Universitat Politècnica de Catalunya | EDU | Spain |
| University of Aizu | EDU | Japan |
| University of Alberta | EDU | Canada |
| University of East Anglia | EDU | United Kingdom |
| University of Reading | EDU | United Kingdom |
| University of Sheffield | EDU | United Kingdom |
| University of Sydney | EDU | Australia |
| University of Tasmania | EDU | Australia |
| Università degli Studi di Camerino | EDU | Italy |
| Università degli Studi di Firenze | EDU | Italy |
| Università degli Studi di Milano | EDU | Italy |
| Università degli Studi di Napoli Parthenope | EDU | Italy |
| Universität Bern | EDU | Switzerland |
| Universität Hamburg | EDU | Germany |
| Universität Passau | EDU | Germany |
| Université Catholique de Louvain | EDU | Belgium |
| Université de la Méditerranée Aix Marseille II | EDU | France |
| Université des Sciences et Technologies Lille 1 | EDU | France |
| Université du Luxembourg | EDU | Luxembourg |
| École Nationale d'Ingénieurs de Brest | EDU | France |
| École Nationale d'Ingénieurs et Laboratoire de Recherche | EDU | France |
Total: 77 sites | ||