Map | National Risk Index - FEMA
Explore the National Risk Index dataset with the interactive map and data exploration tools. Discover your community's natural hazard risk, compare it to other communities, and create reports.
Tornado Alley - Wikipedia
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]
Tornado | National Risk Index - FEMA
A Tornado is a narrow, violently rotating column of air that extends from the base of a thunderstorm to the ground and is visible only if it forms a condensation funnel made up of water droplets, dust, and debris.
Tornado Paths - ArcGIS
Explore tornado paths on an interactive map using ArcGIS.
Storm Prediction Center Maps, Graphics, and Data Page
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.)
Tornado Archive – The Ultimate Tornado Data Viewer
2022年5月23日 · Welcome to Tornado Archive! TA is a community created and contributed tornado data visualization resource for exploration, research and historical reference. Check out our Data Explorer now!
A Modern View of Tornado Alley - Survive-A-Storm
2022年8月9日 · The map below, from Tornado Archive, is a new map of all known tornadoes from 1880 to 2019. Note that a significant number of tornadoes have occurred in every state (including Hawaii and Alaska, which are not shown).
On the basis of 40 years of tornado history and more than 100 years of hurricane history, the United States has been divided into four zones that geographically reflect the number and strength of extreme windstorms.
U.S. Wind Zone Map - Tornadoes / Windstorms/ Derechos - Linn ...
The wind zone map below shows how the frequency and strength of extreme windstorms vary across the United States. This map is based on 40 years of tornado history. Zone IV, the darkest area on the map, has experienced both the greatest …
Tornadoes - ArcGIS
Tornadoes FEMA GIS supports the emergency management community with world-class geospatial information, services, and technologies to prepare for, protect against, respond to, recover from and mitigate against all hazards.