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A diagram of tornado alley based on 1 tornado or more per decade. Rough location (red), and its contributing weather systems. Tornado Alley (also known as Tornado Valley) is a loosely defined location of the central United States and Canada where tornadoes are most frequent. [1]
Explore tornado paths on an interactive map using ArcGIS.
Tornado Alley Map of the average annual frequency of tornadoes in the United States, showing the range of Tornado Alley from Texas through Nebraska. (more)
Map of Tornado Alley: Courtesy of the American Museum of Natural History. About 1,200 tornadoes form in the United States per year, and most of them occur in a broad area in the middle region of the country that has been nicknamed "Tornado Alley." [2] .
As this story map was being developed, eye-witnesses reported over 825 tornadoes tearing through the Great Plains. More advanced radar, more precise warnings, and forecasters who identified risks days in advance helped spare lives during this year's unprecedented stretch of tornado activity.
A map of all tornado (red), hail (green), and thunderstorm wind gust (blue) reports from NWS offices in 2023. Monthly Tornadoes by State. (Click on the maps to go to the maps page.) Annual Averages: Tornadoes by State. Mouse over or click for full image ---> 30y Average | 20y Average | 10y Average.
Tornado Alley is an area in the South of the United States that is widely considered to have the most tornados appear in North America. The states that fall under this area include Texas, Oklahoma, Arkansas, Kansas, Louisiana, and a few others.
Tornado Alley refers to a region in the central United States frequented by tornadoes. In this area, a tornado occurs when the moist air from the Gulf of Mexico meets the dry cold air from Canada.
This map shows where tornados are the most frequent. Dixie Alley. Similar to the more well known Tornado Alley, Dixie Alley is also another place that is prone to tornados. However there are some differences between the two areas. Dixie Alley is located in the southern United States.
Story map: Inside tornado alley offsite link; Storm Prediction Center: Tornado research