AWIPS images of MODIS 0.65 µm visible channel data and MODIS 2.1 µm near-IR “snow/ice channel” data (above) demonstrated the utility of the snow/ice channel imagery for highlighting the areal extent of flooding along parts of the lower Mississippi River on 17 May 2011. Water is a strong absorber at the 2.1... Read More

AWIPS images of GOES-13 0.63 µm visible channel data (above; click image to play animation) showed that 17 May 2011 was a generally cloud-free day over the state of Wisconsin.However, the GOES-13 6.5 µm “water vapor channel” images (below; click image to play animation) displayed a series of well-defined “dry cyclonic swirls”... Read More