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Extreme Events
- Department:September 1, 2020
The September 2020 temperature and precipitation outlook favors a warmer- and drier-than-average September across the western United States, and a wetter-than-average month across the south-central Plains and much of the East.
- Department:August 26, 2020
Hundreds of wildfires burned through over one million acres of land in California in less than two weeks in August. The resulting smoke has not only worsened air quality across the state but spread across the country.
- Department:August 20, 2020
Wildfires across Colorado during summer 2020 has led to the shutdown of the major thoroughfare across the state and billowed smoke for hundreds of miles.
- Department:August 17, 2020
July 2020 was the second-warmest July on record for the globe, as 2020 continues its scorching path to one of the hottest years on record.
- Department:August 10, 2020
But the precipitation mostly bypassed the West, where drought was widespread.
- Department:August 4, 2020
Join three heat experts to talk about how we map, monitor, and lessen the impacts of urban heat islands.
- Department:August 3, 2020
The August 2020 outlook favors hotter-than-average temperatures along both coasts, while tropical moisture is likely to lead to a wetter-than-average August along the East Coast.
- Department:July 30, 2020
The reasons why some people drive or don't drive into flooded roads can be complex.
- Department:July 14, 2020
June 2020 broke the streak of each month being warmest or second warmest on record by being only the third-warmest June on record.
- Department:June 29, 2020
In a study of rainfall over land, these tamed monsters dumped more rain than any other category of Atlantic tropical cyclones, including hurricanes.











