Sting jets are wind maxima near the end of bent-back fronts in cases of strong cyclones. As noted earlier on this blog, they can acquire a characteristic look in water vapor imagery, vaguely reminiscent of a scorpion’s stinger. In addition, strongly sinking air around the jet, usually associated with both a tropopause fold and a... Read More

As a large upper-level trough was deepening and moving inland across the western US on 28 October 2013, strong winds interacting with the rugged terrain of the Southwest produced widespread areas of mountain waves, as revealed on McIDAS images of 4-km resolution GOES-13... Read More

Just as we have documented in previous blog posts (on 25 April 2013, and 04 June 2009) using visible imagery during daylight hours, Suomi NPP VIIRS 0.7 µm Day/Night Band (DNB) imagery can also be used to help... Read More

McIDAS-V “before” (22 October 2013) and “after” (23 October 2013) night-time images of Suomi NPP VIIRS 0.7 µm Day/Night Band data (above; courtesy of William Straka, CIMSS) showed the coverage of power outages across much of Syria, caused by a rebel attack on a gas pipeline (near Damascus International Airport)... Read More