Target Sector (2.5-minute interval) JMA Himawari-9 AHI Red Visible (0.64 µm) and Clean Infrared Window (10.4 µm) images (above) showed Cyclone Errol as it was rapidly intensifying off the northern coast of Western Australia on 15-16 April 2025. About 2 hours after the end of the above animation, Errol peaked... Read More
It has been an active period of impactful weather in and near Australia, and today is no exception. Severe Tropical Cyclone Alfred continues to spin northeast of Queensland. The latest update from the Australian Bureau of Meteorology indicates a central pressure of 956 mb. Over the last day, it was downgraded from... Read More
Overnight in the eastern Indian ocean, a tropical storm underwent significant deepening to become Severe Tropical Cyclone Zelia. The name “tropical cyclone” might make one think of a comparatively weak storm compared to a hurricane, but that is because the names of these systems vary depending on the part of... Read More
Hourly GOES-18 infrared imagery (10.3 µm), above, shows the development of strong convection to the south of the Samoan Islands during the morning hours of 6 January (on American Samoa) or 7 January (Independent Samoa). Is this the start of a tropical system? Total Precipitable Water (MIMIC TPW) imagery from microwave data,... Read More
