The Enhanced Fujita Scale (EF Scale) - National Weather Service
WEBThe Enhanced Fujita Scale or EF Scale, which became operational on February 1, 2007, is used to assign a tornado a 'rating' based on estimated wind speeds and related damage.
The Fujita Scale - National Weather Service
WEBModerate tornado. 73-112 mph. The lower limit is the beginning of hurricane wind speed; peels surface off roofs; mobile homes pushed off foundations or overturned; moving autos pushed off the roads; attached garages may be destroyed. F2. Significant tornado.
Severe Weather Awareness - Tornado Classification and Safety
WEBEven though 80% of Wisconsin's tornadoes have been rated weak in intensity, Wisconsin has experienced 3 tornadoes with winds speeds in excess of 260 mph since 1950. One of these violent tornadoes occurred as recently as 1996, peaking in strength east of the village of Oakfield in Fond du Lac county.
Enhanced Fujita Scale - National Weather Service
WEBAn Enhanced Fujita (EF) Scale, developed by a forum of nationally renowned meteorologists and wind engineers, makes improvements to the original F scale. This EF Scale has replaced the original F scale, which has been used to …
Straight Line Winds vs. Tornado: What's the Difference?
WEBTornado winds range from 40 to over 300 MPH. Downburst winds can exceed 165 MPH; A loud "roaring" sound . Wind speeds of 75+ MPH will often sound very loud - leading some to believe they heard a tornado when if fact they only heard a straight-line wind; Trees were "twisted" off - so it must have been a tornado
Tornado Safety - National Weather Service
WEBThis website is designed to teach you how to stay safe when a tornado threatens. If you know what to do before, during and after a tornado, you will minimize your risk of injury and increase your chances of survival.
Tornado - National Weather Service
WEBTornadoes can occur at any time of day or night and at any time of the year. Although tornadoes are most common in the Central Plains and the southeastern United States, they have been reported in all 50 states. This website is designed to teach you how to stay safe when a tornado threatens.
About Tornadoes - National Weather Service
WEBStrong tornadoes last for twenty minutes or more and may have winds of up to 200 mph, while violent tornadoes can last for more than an hour with winds between 200 and 300 mph! These violent tornadoes are rare in occurrence.
tornadoes FAQ - National Weather Service
WEBDamage results from the strong winds within a tornado. The degree of damage and speed of these winds vary widely, depending on the intensity of the tornado. The Fujita Scale is designed to assess damage produced by tornadoes, then estimate associated wind speeds by assigning an "F" rating.
Hurricane Helene Summary - National Weather Service
WEBSep 26, 2024 · Peak Wind Gusts. Here is a list of peak wind speeds: Link Confirmed Tornadoes . Daufuskie Island, SC - 9/26/2024