![Reed Timmer, PhD on Twitter: "Here is the preliminary map for the TORNADO ALLIES of North America! These zones are selected based on similar storm chasing geography (high plains vs forest, road Reed Timmer, PhD on Twitter: "Here is the preliminary map for the TORNADO ALLIES of North America! These zones are selected based on similar storm chasing geography (high plains vs forest, road](https://pbs.twimg.com/media/Ep37YYMWwAIGaZB.jpg:large)
Reed Timmer, PhD on Twitter: "Here is the preliminary map for the TORNADO ALLIES of North America! These zones are selected based on similar storm chasing geography (high plains vs forest, road
![Research Indicates that the Significant Tornado Threat is Shifting Eastward - Away From “Tornado Alley” Research Indicates that the Significant Tornado Threat is Shifting Eastward - Away From “Tornado Alley”](https://gray-kswo-prod.cdn.arcpublishing.com/resizer/pHC8-m8a5m1S8eD4j8_KzjpQ_3I=/1200x800/smart/filters:quality(85)/cloudfront-us-east-1.images.arcpublishing.com/gray/NW4G5BAOOZE5TP53RDN5XLEOWM.jpg)
Research Indicates that the Significant Tornado Threat is Shifting Eastward - Away From “Tornado Alley”
![Research Indicates that the Significant Tornado Threat is Shifting Eastward - Away From “Tornado Alley” Research Indicates that the Significant Tornado Threat is Shifting Eastward - Away From “Tornado Alley”](https://cloudfront-us-east-1.images.arcpublishing.com/gray/RJ223OUX3RGHRBRCHYVKGOUV7I.png)