The Space Weather Prediction Center (link) has recently noted strong solar activity as part of the ongoing solar maximum (see the images below from 10 May and 11 May). The result on 11 May was an aurora borealis observed south into the United States. The Day Night Band image above,... Read More

High Pressure over the Great Lakes on 25 April meant a spectacular true-color view of the 5 Great Lakes (apologies to Lake Champlain) by the VIIRS instruments on NOAA-20. A similar view was recorded at 1755 UTC by Suomi-NPP, shown below.Clear skies also meant a determination of Lake Surface Temperatures, shown below (compare these to Monday,... Read More

A sequence of Suomi-NPP VIIRS Visible (0.64) images (above) displayed the cyclonically-curved cloud structure associated with an Arctic low pressure system (surface analyses) located between Alaska and the North Pole on 14 April 2024. A blend of Atmospheric Motion Vectors derived from NOAA-20 and NOAA-21 (below) showed the flow pattern at... Read More

Contributors: Scott Bachmeier, Mat Gunshor, Rick Kohrs, Margaret Mooney, Jim Nelson, Tim Schmit, and Eric Verbeten.Another CIMSS Satellite Blog on the Eclipse, when time compositing imagery from 2024 (and 2017). A similar loop as above, but with a special enhancement (contrast stretch) is in this CIMSS Satellite Blog post (which also includes a comparison of the 2017 and 2024 eclipse... Read More