GOES-18 infrared imagery, above, shows a cyclonic circulation over the northeastern Gulf of Alaska. Shower development is suggested by the evolution of brightness temperatures changing from cyan to blue to green (showing cooling); showers then dissipate as the brightness temperatures warm. Do you think these are showers of rain or... Read More
The University of Wisconsin-Madison Space Science and Engineering Center owns and operates a network of low-earth orbiting direct broadcast satellite antennas around the United States, and provides software support for partner institutions with similar antenna systems. Last week, a new version of the web interface hosted by each antenna’s on-site... Read More
The potent cyclone (surface analysis, an airmass RGB animation from the College of Dupage website is below) that caused severe weather over Hawaii (blog post) is also drenching the islands with considerable rains. The animation of MIMIC Total Precipitable Water, above, shows the storm drawing tropical moisture northward from the Intertropical Convergence Zone. The airmass RGB,... Read More
Antonio B. Won Pat International Airport on Guam experienced a record wet 7 January this year when 3.32″ of rain fell, mostly between 1700 UTC/6 January and 0500 UTC/7 January. Himawari-9 Band 13 imagery, above, for the 3 days ending at 0000 UTC 08 January 2025, show a region of thunderstorms approaching the Marianas. A slower animation covering... Read More
