Hurricane Otis explosively developed yesterday and made landfall near midnight on 25 October. The image below shows Day Night Band visible imagery from NOAA-20 at 0752 UTC, shortly after the storm made landfall near Acapulco, Mexico as a Category 5 storm. A clear eye is not apparent, and no lightning... Read More

1-minute Mesoscale Domain Sector GOES-18 (GOES-West) “Clean” Infrared Window (10.3 µm) images (above) showed Hurricane Otis as it approached the coast of Mexico, making landfall near Acapulco (Acapulco International Airport, METAR identifier MMAA, is located about 16 miles southeast of the city center) around 0625 UTC on 25 October 2023. During the 11-hour time period shown,... Read More

MIMIC Total Precipitable Water fields, above, show the development of Tropical Cyclone Lola near 170oE Longitude. The storm pushed south out of the western Pacific Intertropical Convergence Zone. By 0000 UTC on the 23rd, it began to entrain dry air into its circulation as it approached Vanuatu. In addition to... Read More

MIMIC Total Precipitable Water (TPW) fields, below, show a band a rich moisture over the northern Indian Ocean between the Equator and 15oN Latitude. By 17 October in the animation, cyclonic motion is diagnosed in the TPW fields between 60o and 70o E Longitude. By 18 October, an invest was... Read More