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Pastimes : All Things Weather and Mother Nature

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From: Don Green3/17/2025 5:44:10 PM
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Tornado strength is measured using the Enhanced Fujita (EF) Scale, which ranges from EF0 (weakest) to EF5 (strongest). A more powerful tornado—like an EF4 or EF5—has incredibly destructive winds that can exceed 200 miles per hour and cause catastrophic damage. They're rare but devastating.

Interestingly, some researchers are examining whether climate change may be influencing tornado patterns—shifting their frequency, intensity, or even the regions they impact.

The relationship between climate change and tornadoes is complex and still under active research. Here are some key points:

  1. Frequency and Intensity: While there isn't conclusive evidence that tornadoes are becoming more frequent due to climate change, some studies suggest that the conditions favorable for severe thunderstorms (which can spawn tornadoes) may become more common in a warming world2.

  2. Shifting Patterns: Tornado activity appears to be shifting geographically in the U.S., with more tornadoes occurring in the Southeast and fewer in the traditional "Tornado Alley" of the Great Plains.

  3. Tornado Clusters: There has been an increase in tornado outbreaks—days with many tornadoes occurring in a short time span.

  4. Challenges in Attribution: Tornadoes are small-scale phenomena, making them difficult to model in climate simulations. Additionally, improved detection and reporting over time complicate long-term trend analysis2.

Researchers are working to better understand how factors like atmospheric instability and wind shear—key ingredients for tornado formation—are influenced by climate change.

1greensmarteco.com 2www.c2es.org 3sciencecouncil.noaa.gov
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