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The old scale lists an F5 tornado as wind speeds of 261–318 mph (420–512 km/h), while the new scale lists an EF5 as a tornado with winds above 200 mph (322 km/h), found to be sufficient to cause the damage previously ascribed to the F5 range of wind speeds.
[1] [3] When a system becomes a Category 3 hurricane with winds of between 96 and 112 kn (110 and 129 mph; 178 and 207 km/h), it is considered to be a major hurricane by the warning centers. [3] A Category 4 hurricane has winds of 113 to 136 kn (130 to 157 mph; 209 to 252 km/h), while a Category 5 hurricane has winds of at least 137 kn (158 mph ...
Tornadoes can appear from any direction, but in the U.S. most move from southwest to northeast. Measured on F-scale from EF0 to EF5, which considers 28 different types of damage to structures and trees. An EF2 or higher is considered a significant tornado. tornado warning — National Weather Service issues to warn public of existing tornado.
The same flag as a storm warning is used to indicate a tropical storm warning. On land, the National Weather Service issues a 'high wind warning' (Specific Area Message Encoding code: HWW) for storm-force winds, which also encompasses the lesser gale-force and greater hurricane force winds. In most cases, the warning applies to winds of 40-114 ...
The Atlantic Hurricane Season started June 1 and it has not let up. So far, New Jersey has felt the remnants of Hurricanes Debby and Ernesto. This year experts predicted an "extremely active ...
When that happens, knowing the difference between a tornado watch vs. warning can make a huge difference in your weather preparedness. The terms are often confused and aren't quite intuitively ...
A simultaneous hurricane watch and tropical storm warning means tropical storm with sustained winds of 39 to 73 mph will likely hit your area within 48 hours. However, it also means the weather ...
An example of a tornado warning polygon issued by the National Weather Service. A tornado warning (SAME code: TOR) is a public warning that is issued by weather forecasting agencies to an area in the direct path of a tornado, or a severe thunderstorm capable of producing one, and advises individuals in that area to take cover.