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Temperature swings can be subtle, stunning, or somewhere in between, depending in large part on what you’re used to. In a moist tropical climate, like the one that prevails over much of Hawai’i, the typical difference between nighttime lows and afternoon highs may be less than 20°F.

Bow echoes indicate the potential for severe weather. Ted Best documents the evolution of a bow echo MCS across southern Minnesota. 

The Weather Band is pleased to announce the winners of our 2022 Photo Contest!

Scientists have encountered difficulty determining long-term hurricane trends “Only hurricanes that affected people’s lives were known and reported,” notes Suzana Camargo of Columbia University. However, Camargo and colleagues created an algorithm that identified tropical cyclones back to 1850 in the Twentieth Century Reanalysis (20CR) dataset, which uses historical global climate observations to reconstruct weather patterns.

Explore how Penn State’s online Weather Forecasting Certificate program can turn weather enthusiasts and those who work in weather-related careers into weather information power users to enhance their hobbies or careers.
 

20%—The approximate decline in ozone depletion during recent Antarctic winters compared to 2005, according to new research published in Geophysical Research Letters that also confirms the decrease is the result of declining levels of chlorofluorocarbons (CFCs).

Professional meteorologists who have written children's books about weather discuss the subject matter of each author's books, their motivation for writing their books, and the reactions they've received. The panelists also share previews of pages from their books.
 

1954 — The year that the new Anthropocene era started, defined by industrialization and changes in energy usage and the global population and economy, according to a recent study that analyzed radioactive materials taken from the Pacific Ocean.

In this webinar, a panel of distinguished guests discuss Superstorm Sandy's legacy, its lasting impacts, and the lessons we have learned from that remarkable storm. 

The projected annual temperature increase in the stratosphere with a continued upsurge in kerosene-fueled rocket launches is 1.4°F, according to a new study in the Journal of Geophysical Research: Atmospheres.

Violeta Yas, meteorologist for NBC New York at Rockefeller Plaza in New York City, on her path toward her current career.

Inspired by the movement of ants within a colony, Hu took a novel approach to the limitations of using lidar for measuring snow depth.

Fall’s colorful splendor captures the hearts and minds of millions across the U.S. every year. Understanding why the intensity and timing of this color varies from year to year is critical for interests in meteorology, tourism, and TV. 

Dr. Kim Wood speaks on the latest developments of Tropical Depression 9, now Hurricane Ian, on 26 September, 2022. Moderated by Chris Vagasky, this webinar discusses the current state of the tropical system, the latest forecast, potential impacts, and more. 
 

In this webinar, Jolie Wills and Susan Jasko discuss challenges for those hit by disasters. 

ALYSSA BATES is the research associate at the Cooperative Institute for Severe and High-Impact Weather Research and Operations.

Meet Justin Pullin: deputy chief of staff, NWS; and chair on AMS board for early career professionals. 

William Hooke shares his thoughts on convergence research.