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Tornado touching ground in a field

Science impact: Experimental Warn-on-Forecast system yields 75-minute lead time on violent tornado

On May 21, 2024, severe thunderstorms struck central Iowa, producing flash flooding, straight line wind damage and at least nine tornadoes. One of those tornadoes impacted the community of Greenfield, resulting in five fatalities. The tornado was rated an EF4 by the NOAA National Weather Service (NWS), with an estimated wind speed of up to 185 miles per hour.

Science impact: Experimental Warn-on-Forecast system yields 75-minute lead time on violent tornado Read More >

Severe storm research campaign kicks off second year of data gathering

This winter has brought multiple rounds of devastating severe weather to the southeastern U.S., with more than 200 reported tornadoes and 14 fatalities. To better understand the deadly storms in this region, scientists will conduct research as they travel through seven states in the second year of one of the largest and most comprehensive severe storm field projects to date.

Severe storm research campaign kicks off second year of data gathering Read More >

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