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Extreme Flooding Ravages the U.S. as 100-Year Storms Hit Dozens of States
25 Jul
Summary
- Dozens of 100-year floods struck the U.S. in 2024
- Flooding is the second-deadliest weather hazard in the U.S.
- Climate change is increasing the frequency of extreme rainfall events

Last year, the United States experienced a startling surge in 100-year flood events, with dozens of such storms inundating the country. These rare and devastating floods, which are statistically expected to occur only once every century, have become alarmingly common, prompting concerns that climate change is fueling their increased frequency.
Flooding is the second-deadliest weather hazard in the U.S., trailing only extreme heat, and the recent flood events have made headlines numerous times. In April, a 1,000-year atmospheric river event struck the Midwest and South, while in July, deadly floods inundated Central Texas. Experts warn that these extreme rainfall events are becoming more common as the Earth's climate continues to warm, with the atmosphere's ability to hold more moisture leading to heavier downpours.
According to meteorologists, the warmer temperatures associated with climate change are making the summer and shoulder seasons wetter, increasing the risk of flash flooding. While some regions, like California, are becoming drier, states in the Ohio and Tennessee valleys are experiencing more frequent and intense flooding. As the probability of these heavy rain events rises, it is crucial for people to have a flood plan in place and to never attempt to drive through flooded roadways, as most flood-related deaths occur in vehicles.