Tropical Storm Sean has developed in the mid-Atlantic and is moving northwest, but is predicted to dissipate by Sunday, 2023-10-15. RealEarth provides an opportunity to look back at the last 48 hours of Sean developing. A video from RealEarth shows

The Lightning Imaging Sensor (LIS) has been flying on the International Space Station since 2017 to extend LIS observations that began with the Tropical Rainfall Measurement Mission (TRMM). This provides for nearly global observations optical detection of lightning. On 11

The RCM-1 (Radarsat Constellation Mission 1) satellite overflew STY Bolaven at 0840 UTC on 11 October. The Himawari-9 infrared (10.4 µm) presentation of the storm is excellent with a symmetric storm, distinct eye, and vigorous outer band convection. SAR winds

JMA Himawari-9 Red Visible (0.64 µm) images, from 2012 UTC on 10 October to 0752 UTC on 11 October [click to play animated GIF | MP4] Target Sector (2.5-minute interval) JMA Himawari-9 AHI Red Visible (0.64 µm) images (above) and Clean Infrared Window (10.4 µm)

NOAA-20 VIIRS M07 (0.865 µm) imagery and ATMS Rain Rate, ca. 0336 UTC on 10 October 2023 (Click to enlarge) The direct broadcast antenna at the NWS forecast office on Guam processed important information to show details of Typhoon Bolaven

JMA Himawari-9 Clean Infrared Window (10.4 µm) images, from 2012 UTC on 09 October to 0752 UTC on 10 October [click to play animated GIF | MP4] Target Sector (2.5-minute interval) JMA Himawari-9 AHI Clean Infrared Window (10.4 µm) images (above) and Red Visible (0.64 )