1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) and “Clean” Infrared Window (10.35 µm) images — with and without an overlay of GLM Flash Extent Density (above) showed Hurricane Teddy as it rapidly intensified (ADT | SATCON ) to a Category 4 storm on 17 September 2020. The coldest cloud-top infrared brightness temperatures were in the -80 to -85ºC range.Metep-A ASCAT surface scatterometer wind... Read More

A Medicane (a portmanteau of Mediterranean and Hurricane) has developed in the central Mediterranean Sea, and moved northeastward through the Ionian Sea towards Greece and Albania. Daily snapshots of VIIRS true-color imagery, above, from NASA Worldview, show a slow increase in organization. (Previous CIMSS Blog Posts on Medicanes are here, here... Read More