Staffing issues at a number of WFOs has lately meant gaps in the launching of soundings, either at 0000 UTC or at 1200 UTC. Satellite profiles derived from the GFS model and nudged towards ABI observations are available in AWIPS, and these products can fill in some of that missing... Read More
Imagery from the VIIRS Today website, shown below, shows the stark effects of the Lunar Eclipse on Day Night Band imagery. Suomi NPP and NOAA-20 passes over the east coast (shown below; it happened with NOAA-21 too!) lack the reflected moonlight that was available over the central/western United States after the lunar eclipse... Read More
Several recent notices have announced that radiosonde-carrying balloon launches to measure the temperature and moisture (and winds) in the atmosphere are suspended due to personnel shortages. There are products available to mitigate this data shortage. NOAA-Unique Combined Atmospheric Processing System (NUCAPS) profiles (training video here) use data from CrIS/ATMS (on... Read More
Very cold air over the Great Lakes on 17 February helped lead to the development of one long Lake-Effect Snow (LES) band that stretched from the Upper Peninsula of Michigan east-southeastward to Lake Huron then over the Bruce Peninsula and into eastern Lake Ontario and on to the Tug Hill... Read More
