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Prior to the early 1940s, the term Cape Verde hurricane referred to August and early September storms that formed to the east of the surface plotting charts in use at the time. [1] By October 1955, charts used for tropical cyclone tracking and forecasting operationally, such as United States Weather Bureau Form 770-17 and National Weather ...
Picture of the sky within the eye of a tropical cyclone. About four days in advance of a typical tropical cyclone, an ocean of 1 metre (3.3 ft) in height will roll in about every 10 seconds, moving towards the coast from the direction of the tropical cyclone's location.
Hurricanes that affect California are mainly the remnants of hurricanes or tropical storms. In the twentieth century, only four eastern Pacific tropical cyclones have brought tropical storm-force winds to the Continental United States: the 1939 Long Beach Tropical Storm, Tropical Storm Joanne in 1972, Tropical Storm Kathleen in 1976, and Tropical Storm Nora in 1997.
Hurricane Kristy weakened to a Category 1 storm on Saturday and is expected to downgrade into a post-tropical cyclone and disorganize in the Pacific Ocean on Sunday, the National Hurricane Center ...
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 ...
A historic “bomb cyclone” has caused multiple deaths and mass power outages after slamming into Seattle, Washington, as it charts a destructive path through California and Oregon.
Typhoon Man-yi, known as Pepito in the Philippines, is now the equivalent of a Category 2 hurricane (96-109 mph/154-176 km/h) on the Saffir-Simpson Hurricane Wind Scale and will continue to ...
In the 1971–2005 period, there were an average of 15–16 tropical storms, 9 hurricanes, and 4–5 major hurricanes (storms of Category 3 intensity or greater) annually in the basin. [12] Storms that form here often affect western Mexico, and less commonly the Continental United States (in particular California), or northern Central America.