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Severe Storms Threaten Upper Midwest with Tornadoes and Hail

Millions brace for a dangerous weather outbreak Monday afternoon and evening, with the highest risks in southern Minnesota, northern Iowa, and western Wisconsin.

Weather over the continental U.S. on April 28, 2025.
US severe thunderstorms forecast: Tornado risk is reliant upon the storm's composition and the amount of sunlight on Monday afternoon.
A map from AccuWeather shows the states facing a rare, high risk for widespread severe storms on Monday night.
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Overview

  • The Storm Prediction Center has issued a Level 4 Moderate Risk for severe weather in southern Minnesota, northern Iowa, and western Wisconsin, warning of strong tornadoes, large hail, and damaging winds.
  • Forecasters anticipate two waves of storms Monday, with the most dangerous period expected in the late afternoon and evening when tornado potential will peak.
  • Several Minnesota school districts have canceled afternoon activities as a precaution, and Minneapolis officials have urged residents to prepare for severe weather and power outages.
  • Over the weekend, a tornado in Nebraska derailed a BNSF coal train, and flash flooding in Oklahoma caused one fatality, highlighting the storm system's ongoing impacts.
  • The storm system is expected to shift eastward into Tuesday, putting 46 million people at risk of severe weather from Texas to Vermont, including threats of flash flooding and large hail.