NOAA-Unique Combined Atmospheric Processing System vertical profiles of moisture and temperature are derived from retrievals that consider both infrared sounder data (from the Cross-track Infrared Sounder, CrIS) and microwave sounder data (from the Advanced Technology Microwave Sounder, ATMS). In AWIPS, the profiles are from NOAA-20 but they are also produced... Read More

Popocatépetl erupted at 1226 UTC on 09 January 2019 — GOES-16 (GOES-East) images of Low-level (7.3 µm), Mid-level (6.9 µm) and Upper-level Water Vapor (6.2 µm) and Split Window Difference (10.3-12.3 µm) (above) showed a higher-altitude ash plume moving rapidly south-southeastward, while ash at a lower altitude moved slowly north-northeastward.The difference in speed and direction of ash... Read More