1-minute Mesoscale Domain Sector GOES-16 (GOES-East) “Red” Visible (0.64 µm) images (above) showed the rapid intensification of thunderstorms over far southwestern Missouri during the early evening hours on 19 July 2018. Surface outflow boundaries from these storms produced damaging winds (SPC storm reports), including gusts to 45 knots (52 mph) at Branson West at 2355 UTC (text)... Read More

GOES-16 (GOES-East) Upper-level Water Vapor (6.2 µm), Mid-level Water Vapor (6.9 µm), Low-level Water Vapor (7.3 µm) and “Red” Visible (0.64 µm) images (above) revealed the well-defined signature of a mid-tropospheric lobe of vorticity moving from southeastern South Dakota across Iowa during the day on 19 July 2018 — this feature provided synoptic-scale forcing for ascent... Read More