* GOES-16 data posted on this page are preliminary, non-operational and are undergoing testing *With a Severe Thunderstorm Watch in place, storms developed over far northeastern Colorado late in the day on 02 August 2017 which produced hail as large as 2.0 inches in diameter (SPC storm reports). Since GOES-14 (which had been placed into on-orbit... Read More
* GOES-16 data posted on this page are preliminary, non-operational and are undergoing testing *An isolated thunderstorm that was moving eastward across Maryland just after Midnight on 24 July 2017 intensified as it crossed Chesapeake Bay, eventually producing a waterspout which moved onshore near Bay City (just southwest of Stevensville/Bay Bridge Airport,... Read More
* GOES-16 data posted on this page are preliminary, non-operational and are undergoing testing *On 17 July Tropical Storm Don became the 4th named storm of the 2017 North Atlantic Basin season. The satellite presentation improved somewhat on 18 July, with GOES-16 “Red” Visible (0.64 µm) and “Clean” Infrared Window (10.3 µm) images (above)... Read More
A well-defined train of wind shear vortices was revealed on GOES-16 Water Vapor images — Upper-level (6.2 µm), Mid-level (6.9 µm) and Lower-level (7.3 µm) — propagating westward over the Great Lakes on 07 June 2017 (above).A larger-scale view using Mid-level 6.9 µm images (below) showed additional (and larger) vortices which were moving eastward over... Read More
