Cyclone - Wikipedia
A tropical cyclone is a storm system characterized by a low-pressure center and numerous thunderstorms that produce strong winds and flooding rain. [45] A tropical cyclone feeds on heat released when moist air rises, resulting in condensation of water vapour contained in the moist air. [ …
Tropical cyclone - Wikipedia
Depending on its location and strength, a tropical cyclone is called a hurricane (/ ˈhʌrɪkən, - keɪn /), typhoon (/ taɪˈfuːn /), tropical storm, cyclonic storm, tropical depression, or simply cyclone. A hurricane is a strong tropical cyclone that occurs in the …
Tropical cyclone | Definition, Causes, Formation, and Effects
2024年12月5日 · Tropical cyclone, an intense circular storm that originates over warm tropical oceans and is characterized by low atmospheric pressure, high winds, and heavy rain. Also called typhoons and hurricanes, cyclones strike regions as far apart as the Gulf Coast of North America, northwestern Australia, and eastern India.
Hurricanes, Cyclones, and Typhoons Explained - Education
2023年10月19日 · Called hurricanes when they develop over the North Atlantic, central North Pacific, and eastern North Pacific, these rotating storms are known as cyclones when they form over the South Pacific and Indian Ocean, and typhoons when they develop in …
NHC Active Tropical Cyclones - National Hurricane Center
1 天前 · There are no tropical cyclones in the Eastern North Pacific at this time. The Eastern North Pacific hurricane season runs from May 15th through November 30th. Central North Pacific (140°W to 180°)
Tropical cyclone - World Meteorological Organization
2024年7月2日 · A tropical cyclone is a rapidly rotating storm that begins over tropical oceans, and they can vary in speed, size, and intensity. Tropical cyclones are the second-most dangerous natural hazards, after earthquakes.
Tropical Cyclone Climatology - National Hurricane Center
2024年11月5日 · Tropical Storm: A tropical cyclone with maximum sustained winds of 39 to 73 mph (34 to 63 knots). Hurricane: A tropical cyclone with maximum sustained winds of 74 mph (64 knots) or higher. In the western North Pacific, hurricanes are called typhoons; similar storms in the Indian Ocean and South Pacific Ocean are called cyclones.
Tropical cyclone - Formation, Paths, Impacts | Britannica
2024年12月5日 · If the circulation continues to intensify and the wind speeds exceed 63 km (39 miles) per hour, then the system is called a tropical storm. Once the maximum wind speed exceeds 119 km (74 miles) per hour, the storm is classified as a tropical cyclone. There are six conditions favourable for this process to take place.
Tropical Cyclone Introduction | National Oceanic and Atmospheric ...
2003年9月15日 · A tropical cyclone is a warm-core low pressure system, without any front attached, that develops over the tropical or subtropical waters and has an organized circulation. These include hurricanes and typhoons. There are several favorable environmental conditions that must be in place before a tropical cyclone can form. They are:
Characteristics of tropical cyclones - World Meteorological …
A tropical cyclone is a rapidly rotating storm originating over tropical oceans from where it draws the energy to develop. It has a low-pressure centre and clouds spiralling towards the eyewall surrounding the "eye", the central part of the system where …