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Severe Derecho to Bring 90+ MPH Winds, Flash Flooding

7/29/2025

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Summary

Story summary

A powerful derecho is set to unleash severe thunderstorms across eastern South Dakota on July 28, 2025, with wind gusts potentially surpassing 90 mph. As the storms sweep into southern Minnesota and northern Iowa, heavy rain and flash flooding loom, prompting urgent preparations for residents facing these dangerous conditions.

History

Historical Context

The 1993 Superstorm devastated the Midwest with winds over 70 mph, causing over $1 billion in damages. This event highlighted the region's vulnerability to severe weather, a trend that continues today. The impending derecho in South Dakota, with gusts potentially exceeding 90 mph, underscores the ongoing need for enhanced emergency preparedness and infrastructure resilience in the face of increasing climate-related threats.

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Story summary

A powerful derecho is set to unleash severe thunderstorms across eastern South Dakota on July 28, 2025, with wind gusts potentially surpassing 90 mph. As the storms sweep into southern Minnesota and northern Iowa, heavy rain and flash flooding loom, prompting urgent preparations for residents facing these dangerous conditions.

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