A fairly large cyclone developed and intensified off the southeast coast of the US on 24–25 September 2008. An animation of GOES-12 sounder and GOES-12 imager water vapor channel data (above) displayed an impressive... Read More
A series of low-level “outflow boundaries” was seen on GOES-13 visible imagery (above), propagating westward from the shield of high clouds associated with Tropical Storm Hanna, moving across the Bahamas on 03 September 2008. The air behind each of these pulses appeared to be quite dry, judging from the general... Read More
Areas of low cloudiness (such as stratus and/or fog) at night can be important aviation hazards, but they are sometimes difficult to identify simply by examining standard IR imagery. A comparison of 1-km resolution MODIS 11.0 µm and 4-km resolution GOES-12 10.7 µm “IR window” images (above) does not give... Read More
The Kasatochi Volcano (located in the Aleutian Islands of Alaska) experienced a series of eruptions on 07-08 August 2008. A comparison of visible channel images from the MTSAT-1R and GOES-11 satellites (above) shows the initial sequence of volcanic plumes from 2 very... Read More
