Core institutions = US-based, degree granting universities, colleges and technical schools and EDU entities.
| Name | Type | Country |
|---|---|---|
| Caribbean Institute for Meteorology and Hydrology | EDU | Barbados |
| Columbia Scientific Balloon Facility (CSBF/NASA) | GOV | United States |
| METEO: National Meteorological Administration | GOV | Romania |
| National Oceanic and Atmospheric Administration (NOAA) | GOV | United States |
| Universidad Nacional Autónoma de México | EDU | Mexico |
| Universidad de Costa Rica | EDU | Costa Rica |
| Universidade Federal do Rio de Janeiro | EDU | Brazil |
| University of Reading | EDU | United Kingdom |
| Université du Quebec Montreal | EDU | Canada |
Total: 9 sites | ||