Imagery from the VIIRS Today website, shown below, shows the stark effects of the Lunar Eclipse on Day Night Band imagery. Suomi NPP and NOAA-20 passes over the east coast (shown below; it happened with NOAA-21 too!) lack the reflected moonlight that was available over the central/western United States after the lunar eclipse... Read More
A sequence of Suomi-NPP VIIRS Visible images (above) showed the formation of large ice leads in the eastern Beaufort Sea — as well as the growth of a polynya adjacent to the coast near the Alaska/Yukon border — during the 5-day period from 07-11 March 2025.Suomi-NPP VIIRS Shortwave Infrared images... Read More
High pressure and mild temperatures over the western Atlantic and adjacent Gulf waters early on 26 February 2025 (here is the 1200 UTC surface analysis) meant NOAA-20 VIIRS data could provide near-complete views of sea- (and lake-) surface temperatures. The above image was captured from the RealEarth website. The warm waters (mid-70s oF) of the Gulf... 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
