While much of Kansas was under a “Particularly Dangerous Situation” Severe Thunderstorm Watch, 1-minute Mesoscale Domain Sector GOES-16 (GOES-East) Visible/Infrared Sandwich RGB images (above) showed thunderstorms that produced tornadoes, large hail (to 3.00 inches in diameter) and damaging winds (gusts of 90-100 mph) (SPC Storm Reports) across parts of Kansas on 19 May 2024. Some flash flooding was also reported, with water covering portions of... Read More

A 16-hour animation using 5-minute GOES-18 PACUS imagery, above (saved from the Geosphere site) shows persistent convection along the east coast of Oahu on 13 May. MIMIC estimates of Total Precipitable Water on 13 May, below, show the state of Hawai’i surounded by abundant moisture, although the richest moisture within the... Read More

An extended dry period over the Marianas Islands was broken (at least temporarily) on 24 April when training thunderstorms dropped more than 5 inches of rain at the Guam airport. The US Drought Monitor data for the Marianas is shown below. Guam and Saipan both show extreme drought. Before the rain on 24 April, Guam year-to-date rains were 50% of normal.... Read More

30-second (ending at 1200 UTC) and 1-minute Mesoscale Domain Sector GOES-16 “Clean” Infrared Window (10.3 µm) images (above) included plots of time-matched (within +/- 3 minutes) plots of SPC Storm Reports (09 April | 10 April) across parts of Texas, Louisiana, Mississippi and Alabama on 10 April 2024. The corresponding 1-minute GOES-16 “Red” Visible (0.64 µm) images after... Read More