Skip to main content
U.S. flag

An official website of the United States government

Extreme Weather

Extreme events are occurrences of unusually severe weather or climate conditions that can cause devastating impacts on communities and agricultural and natural ecosystems. Weather-related extreme events are often short-lived and include heat waves, freezes, heavy downpours, tornadoes, tropical cyclones and floods. Climate-related extreme events either persist longer than weather events or emerge from the accumulation of weather or climate events that persist over a longer period of time. Examples include drought resulting from long periods of below-normal precipitation or wildfire outbreaks when a prolonged dry, warm period follows an abnormally wet and productive growing season.

Continue to the full text Extreme Weather or browse related content:

Subscribe to Extreme Weather

Would you be willing to participate in a brief user survey?


We are in the process of reviewing our website so that we can better deliver our products to our broad and diverse range of USDA Climate Hub website users. We appreciate your feedback!