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An Australian region tropical cyclone is a non- frontal, low-pressure system that has developed within an environment of warm sea surface temperatures and little vertical wind shear aloft in either the Southern Indian Ocean or the South Pacific Ocean. [1] Within the Southern Hemisphere there are officially three areas where tropical cyclones ...
The JMA divides the typhoon category into three categories, with a 10-minute maximum wind speed below 84 kn (43 m/s; 97 mph; 156 km/h) assigned for the (strong) typhoon category. A very strong typhoon has wind speeds between 85–104 kn (44–54 m/s; 98–120 mph; 157–193 km/h), while a violent typhoon has wind speeds of 105 kn (54 m/s; 121 ...
t. e. Tropical cyclone warnings and watches are alerts issued by national weather forecasting bodies to coastal areas threatened by the imminent approach of a tropical cyclone of tropical storm or hurricane intensity. They are notices to the local population and civil authorities to make appropriate preparation for the cyclone, including ...
Within the basin a Category 5 severe tropical cyclone is a tropical cyclone that has 10-minute mean maximum sustained wind speeds over 107 knots (198 km/h; 123 mph) or greater on the Australian tropical cyclone intensity scale. [1][2] A named storm could also be classified as a Category 5 tropical cyclone if it is estimated, to have 1-minute ...
The most intense tropical cyclone (s) in the Australian Region were cyclones Gwenda and Inigo. By 10-minute sustained wind speed, the strongest were Cyclone Orson, Cyclone Monica and Cyclone Marcus. Storms with an intensity of 920 hPa (27.17 inHg) or less are listed.
The 2020–21 Australian region cyclone season was a below average but very deadly season when most tropical cyclones formed in the Southern Indian Ocean and Pacific Oceans between 90°E and 160°E. It produced 8 tropical cyclones with 3 strengthening into severe tropical cyclones. However, it featured the region's third-deadliest cyclone on ...
IBTrACS / [1] Part of the 2022–23 South Pacific and Australian region cyclone seasons. Severe Tropical Cyclone Gabrielle was a severe tropical cyclone that devastated parts of the North Island of New Zealand and affected parts of Vanuatu and Australia in February 2023. It is the costliest tropical cyclone on record in the Southern Hemisphere ...
Former Typhoon Shanshan, now a rainstorm, is moving slowly up the island nation of Japan, bringing feet of rain, triggering landslides and unleashing tornadoes. The storm is far from over, however ...