CIMSS research scientist Rich Dworak sent along a sequence of NOAA-20 VIIRS Day/Night Band images (above) that included satellite-derived Atmospheric Motion Vectors — which depicted an anomalously deep polar low just north of Greenland during the 25-26 May 2026 period.Another feature of interest seen in the Day/Night Band imagery was the breakup... Read More
2.5-minute Target Sector JMA Himawari-9 AHI Infrared images (above) showed Super Typhoon Sinlaku as it rapidly intensified to a 160-knot Category 5 storm (ADT | SATCON) by 1800 UTC on 12 April 2026, southeast of Saipan (station identifier PGSN) in the Mariana Islands. Cloud-top infrared brightness temperatures began to gradually... Read More
10-minute Full Disk scan JMA Himawari-9 AHI Infrared images (above) showed Cyclone Maila as it rapidly intensified to a 125-kt Category 4 storm (ADT | SATCON) just southwest of the Solomon Islands on 07 April 2026. Maila became the most intense tropical cyclone on record that far north in the... Read More
During the day of 27 March 2026, a band of strong strorms propagated from north of the Samoan islands southward to the island themselves. These storm were notable for deep convection and strong environmental instability and were the cause of flood warnings across American Samoa. A good first look at... Read More
