GOES-13 (GOES-East) Visible (0.63 µm) images (above; click to play animation) revealed the low-level circulation of the remnants of Tropical Storm Erika moving off the coast of Georgia early in the day on 03 September 2015 (15 UTC surface analysis). Although there was one brief convective burst over the low-level circulation center (LLCC), it is unclear whether... Read More
The YouTube video embedded above shows GOES-13 Water Vapor (6.5 µm) images each hour for all of August 2015. The 10.7 µm Infrared window channel animation is shown below. Both show a remarkable lack of thunderstorm activity in the Caribbean Sea. In addition, hourly Water Vapor (6.5 µm) and... Read More
Tropical Storm Fred reached hurricane intensity east of the Cape Verde Islands late in the day on 30 August 2015. As mentioned in the NHC discussion on the following morning, Fred was the first hurricane to pass through the Cape Verde Islands since 1892. While no central eye was apparent on... Read More
A line of training thunderstorms produced heavy rainfall in parts of southeastern South Dakota on the evening of 27 August 2015, with the highest rainfall amount being 7.52 inches just southwest of Sioux Falls (Public Information Statement). 4-km resolution GOES-13 (GOES-East) 10.7 µm Infrared images (above; click to play animation) showed the... Read More
