The morning of 5 March 2026 saw widespread fog over the Midwestern United States. The following animation shows the Day Cloud Phase Distinction RGB product from GOES-19 with some surface observations overlaid on top. The surface observations show just how widespread the fog was. The standard meteorological chart code uses two horizontal parallel lines to... Read More
An intriguing fog event took place over Lake Superior on Sunday, 15 February. On a day that was otherwise clear and unseasonably warm, fog crept westward as though it was trying to cover the entire lake. The following animation shows the entire day of GOES-19 true color imagery as viewed... Read More
A common sight on calm nights and early mornings is radiation fog: as the surface cools at night, the air above the ground cools as well. The absolute moisture content of the air remains the same, but since the temperature is dropping less water vapor can be contained in equilibrium... Read More
Continuing in the tradition of a blog post looking back on some of the most noteworthy events of the year as seen by GOES, here is a summary of 2025 CIMSS Satellite Blog posts. In previous years, a selection of several GOES ABI loops during 2022 and 2023 and 2024 showcased the diverse range of features observed,... Read More
