Auckland, on the North Island of New Zealand, has experienced significant flooding starting on 27 January 2023. MIMIC Total Precipitable Water fields, above, (from this site, or downloadable here) show an atmospheric connection between the deep tropical moisture that is persistent between 5oS and 20oS; a filament moves with a cyclonic swirl from 26-28 January. A second region of... Read More
[Added, 14 December: geo2grid v 1.1 is now available at this link!] The true color animation toggle above, over Taiwan, shows True-Color imagery over Taiwan shortly after 0000 UTC on 8 December using FY4A and Himawari-9 data; readers for data from those satellites are included in version 1.1 of geo2grid. Data from Himawari-9 (HSD level 1b files) are... Read More
Himawari-9 is slated to become operational (replacing Himawari-8, which has been operational at 140.7o E Longitude since 2015!) on 13 December 2022 (Link). One change that users might observe arises from the slightly shorter central wavelength in the shortwave infrared band (Band 7). On Himawari-8, the central wavelength is 3.885... Read More
Animations of GOES-16 Visible, near-Infrared and shortwave Infrared over North America shortly before the Vernal Equinox, and shortly after the Autumnal Equinox, (that is, when the Sun is overhead in the Southern Hemisphere) show bright spots that propagate quickly from west to east (these features were first noted by Frank... Read More
