1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Visible and Infrared Window images (above) showed Tropical Storm Edouard as it made landfall in far southwestern Louisiana at 1920 UTC on 01 September 2026. Plots of 1-minute GOES-19 GLM Flash Points highlighted the intermittent lightning activity associated with Edouard. Pulses of overshooting tops exhibited infrared brightness temperatures in... Read More

We are starting to see the onset of an active period of tropical development in the eastern Pacific basin. Over the weekend of 18-19 July 2026, two separate systems were experiencing different stages of their life: Elida was dying out near the west coast of Mexico while Fausto was starting... Read More

Earlier this week, we discussed the rapid development of Super Typhoon Bavi, a major tropical cyclone in the western Pacific Ocean. It delivered a strong hit to the island of Rota, part of the American territory known as the Commonwealth of the Northern Mariana Islands. You can read more about Rota’s devastation and see photos... Read More

2.5-minute Target Sector JMA Himawari-9 AHI Visible images (above) showed Super Typhoon Sinlaku as its eye approached Saipan (station identifier PGSN) in the Mariana Islands on 13-14 April 2026. Mesovrticies were evident within the eye. After reaching its peak intensity on 12 April (blog post 1 | blog  post 2), Sinlaku was in the... Read More