GOES-16 (GOES-East) “Red” Visible (0.64 um) images (above) showed an isolated supercell thunderstorm that moved south-southwestward across North Texas on 25 May 2018 — producing a nearly continuous swath of large hail and damaging winds (SPC Storm Reports). Beginning at 2000 UTC, a Mesoscale Domain Sector was positioned over the area, providing images at 1-minute intervals. In... Read More

The National Hurricane Center has assigned the name ‘Alberto’ to region of low pressure that has persisted near the northwest Caribbean Sea for the past week. The low-level water vapor (7.34 µm) animation, above, shows abundant mid-tropospheric moisture to the east of the system. Dryer mid-level conditions are apparent west of Alberto:... Read More