As discussed on the CIMSS Satellite Blog on July 23rd, active tropical weather continues in the western Pacific Ocean. Specifically, the storm previously known as Invest 98W has organized into Tropical Storm Krosa, now located northwest of Guam and directly west of the Northern Mariana Islands, broadly moving north. Low-Earth Orbiting (LEO) satellite observations... Read More
It is mid to late July, and the western Pacific Ocean is starting to see its share of tropical activity. While Tropical Storm Francisco is spinning toward the Ryuku Islands of southwestern Japan, the people of Guam have their eyes on Invest 98W, an intensifying system closely approaching their island.... Read More
1-minute Mesoscale Domain Sector GOES-19 (GOES-East) Infrared and Visible images (above) showed persistent deep convection (with sporadic lightning activity) near the center of circulation of Tropical Depression 2 (TD2), which developed in the Bay of Campeche (just off the coast of Mexico) around 2100 UTC on 28 June 2025. Periodic convective bursts contained... Read More
Total Precipitable Water (TPW) fields across the western Pacific (source), show a band of abundant moisture between 10o and 20o N latitude. In addition, the remnants of Sepat are moving to the north and east of Japan, and a tropical depression is making landfall over China to the north of Hainan... Read More
