MIMIC Total Precipitable Water fields from 15 June through 19 June 2024, above, show a broad cyclonic circulation over Central America and adjacent waters (the Central American Gyre). On 18 June, shown below in an animation from the CSPP Geosphere site, the convection in this gyre was diffuse and unorganized (although the... Read More

The AMSR-2 89-GHz brightness temperature image above (courtesy Brandon Aydlett, WFO GUM), from 1628 UTC on 22 May 2024 (downloaded at the Guam National Weather Service Direct Broadcast antenna and processed with CSPP software) shows curved convective bands around the center of Invest 93W in the western Pacific between Guam... 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

EUMETSAT Meteosat-9 Infrared Window (10.8 µm) images (above) showed Cyclone Hidaya as it intensified from a Tropical Storm (at 1200 UTC on 02 May) to Category 1 Hurricane intensity at 0000 UTC on 03 May 2024 (advisory | discussion). JTWC later noted that Hidaya had become the most intense tropical... Read More