Tony Cristaldi at the National Weather Service forecast office at Melbourne, Florida pointed out an interesting feature to us: a clockwise-rotating vortex over the Atlantic Ocean, located just north of the Equator off the northeast coast of Brazil. An animation of GOES-12 visible and 3.9 µm shortwave IR images (above; QuickTime animation)... Read More
Today’s CIMSS Satellite Blog entry will take a step back and focus on the larger scale. We’ll begin with an animation of GOES-12 visible images from 25 June 2008 (above). Several items of interest are apparent in addition to the normal diurnal development of thunderstorms across parts of North and Central America:... Read More
A large mesoscale convective system (MCS) developed over Nebraska during the pre-dawn hours on 24 June 2008, and AWIPS images of the GOES-12 10.7 µm IR channel (above) showed the extensive coverage of very cold cloud top temperatures (-60 to -70º C, red to black color enhancement) associated with this convective activity.... Read More
Numerous wildfires were started by lightning activity across Northern California on 21 June 2008, and GOES-11 visible images from 22 June (above) showed a large number of smoke plumes drifting across that region. A MODIS true color image from the SSEC MODIS Today site (below) showed that areas of thick smoke remained across much of northern California on 23 June, with some... Read More
