The summer solstice occurred on June 20th this year (2025). The summer solstice is the day with the longest period of daylight and the shortest night of the year in a given hemisphere, and marks the beginning of astronomical summer. In the Northern Hemisphere, it typically falls on June 20... Read More
The Fall Equinox in 2024 happened on September 22. According to the astronomical definition of the seasons, the autumnal (or fall) equinox marks the end of summer and the beginning of autumn, which lasts until the winter solstice (around December 21 or 22 in the Northern Hemisphere). This is the... Read More
By now you probably already know that a total solar eclipse will traverse North America during the afternoon of April 8, 2024. There have been many stories in the media and previous blog entries here at the CIMSS Satellite Blog: Will it be Cloudy on April 8th (2024)? and GOES Cloud Climatology on April 8th.The Washington Post liked our previous GOES cloud climatology image... Read More
April 22, 2023: Happy Earth Day! The first Earth Day was celebrated on April 22, 1970. The idea was conceived by then Wisconsin Senator Gaylord Nelson and an estimated 20 million Americans participated on that first day, which was approximately 10% of the US population back then. You can read... Read More
