Author Archives: dbikos

GOES-16 Split Window Difference Precursor to Convective Initiation

There are two GOES-16 products related to convective activity.  One is related to convective initiation; that is, this product will identify new cumulus that will further develop into mature thunderstorms.  The second product identifies which mature thunderstorms have a high … Continue reading

Posted in Aviation Weather, Convection, GOES R | Comments Off on GOES-16 Split Window Difference Precursor to Convective Initiation

Storm-relative animations for right-moving and left-moving storms

This blog entry will compare traditional satellite animations of right-moving and left-moving storms with storm-relative animations as observed by GOES-16 visible imagery in AWIPS with the Feature Following Zoom tool.  Also, comparisons will be made between different temporal resolutions, that … Continue reading

Posted in AWIPS, GOES R, Satellites, Severe Weather | Comments Off on Storm-relative animations for right-moving and left-moving storms

Fog event of 22 May 2018 in the midwest – focus on nighttime microphysics RGB

During the overnight and morning hours of May 22, 2018 there was widespread fog over the upper midwest region centered around Wisconsin.  We’ll start by looking at the familiar fog product (10.3 – 3.9 micron) overlaid with ceiling (top left: … Continue reading

Posted in Aviation Weather, Ceilings, Fog, Visibility | Comments Off on Fog event of 22 May 2018 in the midwest – focus on nighttime microphysics RGB

Hail swath observed by GOES-16

On 14 May 2018, a severe thunderstorm near Denver, Colorado resulted in accumulations of hail (reports of 2 to 6 inches in depth locally). The hail swath left by the thunderstorm can easily be observed in GOES-16 imagery: http://rammb.cira.colostate.edu/templates/loop_directory.asp?data_folder=training/visit/loops/14may18/&loop_speed_ms=60 After … Continue reading

Posted in GOES R, Hail, Satellites, Severe Weather | Comments Off on Hail swath observed by GOES-16