Tropical Storm Ela began as Tropical Depression 4E about 900 miles east of Hilo, Hawai’i around 03 UTC on 08 July 2015. A comparison of daytime images of Suomi NPP VIIRS 0.64 µm Visible channel and 11.45 µm Infrared channel images (above) showed the somewhat disorganized appearance of TD 4E... Read More
The toggle above shows Suomi NPP VIIRS 0.7 µm Day/Night Band and the 11.45 µm Infrared images (courtesy of William Straka, SSEC). It is unusual because two strong tropical cyclones (Category 2 Typhoon Chan-Hom on the left, and Category 4 Typhoon Nangka on the right) are captured in one satellite overpass.The Day/Night Band (DNB) image... Read More
The Japanese Meteorological Agency is using Himawari-8 as its operational satellite, effective 0200 UTC on 7 July 2015. The animation above shows two days of water vapor imagery from Himawari-8 (6.2 µm, top, 6.9 µm, middle and 7.3 µm, bottom) over the tropical Pacific, revealing the train of three tropical cyclones moving... Read More
Typhoon Chan-Hom in the western Pacific Ocean is forecast to strengthen and move towards Taiwan later this week. A Himawari-8 target sector is viewing the storm today, and a 5-hour animation with a 2.5-minute time step (10.35 µm infrared imagery) is shown above. Very cold overshooting tops (the yellow enhancement... Read More
