Tropical Cyclone

A tropical cyclone is a rotating, organized system of clouds and thunderstorms that originates over tropical or subtropical waters and has a closed low-level circulation. Tropical cyclones rotate counterclockwise in the Northern Hemisphere. (Source:

Useful links:


      • Joint Typhoon Warning Center

      • National Weather Service Guam

Fiji Meteorological service-RSMC Nadi-Tropical Cyclone Centre
provides information on tropical cyclones occurring in the South West Pacific Ocean.

Tropical Cyclone Guidance Project (TCGP)
an open web platform for the collection and dissemination of real-time tropical cyclone guidance forecast aids and structure data.

Tropical Storm Risk (TSR)
provides forecasts and information to benefit basic risk awareness and decision making from tropical storms.

United States Naval Research Laboratory-Marine Meteorology Division
The Marine Meterology Division is part of NRL's Ocean and Atmospheric Science and Technology Directorate, which contains six divisions performing broadly based scientific research and advanced technology development in the fields of marine geosciences, acoustics, oceanography, marine meteorology, remote sensing and space science.

Bureau of Meteorology (BoM), Australia
provides information such as type of warnings, when and where they are issued and samples of the individual warnings on tropical cyclones to the public

Pacific Tropical Cyclone Data Portal

Ocean Related Information

NOAA Coral Reef Watch Seasonal Coral Bleaching Thermal Stress Outlook



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