Category Archives: Convection

21 October 2019 – nighttime detection of fog and outflow boundaries

During the overnight hours of 21 October 2019, we analyze multiple applications of GOES imagery at night. First, we look over the northeast where fog developed.  Here is the GOES-16 nighttime microphysics product: http://rammb.cira.colostate.edu/templates/loop_directory.asp?data_folder=training/visit/loops/21Oct19/fog&loop_speed_ms=60 We observe large areas of fog … Continue reading

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Dryline Bulges Identified in GOES-16 Split Window Difference on 30 April 2019

By Dan Bikos and Lewis Grasso During the afternoon of 30 April 2019, a dryline mixed eastward from New Mexico into the Texas panhandle, as seen in this GOES-16 visible loop with METARs overlaid: http://rammb.cira.colostate.edu/templates/loop_directory.asp?data_folder=training/visit/loops/30apr19/vis_metars&loop_speed_ms=60 Thunderstorms initiate along various segments … Continue reading

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17 April 2019 thunderstorm event over northern Mexico as observed by GOES-16

By Louie Grasso and Dan Bikos On the day of 17 April 2019 observations indicated a significant upper-level trough over the southwest portions of the US.  As is typical with this type of synoptic setup, southwesterly flow ahead of the … Continue reading

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ALPW product for 26 April 2019 heavy rain / severe thunderstorm event

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Hail damage swaths from severe storms over the High Plains as viewed from satellites during July 2018

By Louie Grasso, Dan Bikos, Jorel Torres and Ed Szoke During the summer of 2018 over the High Plains, several significant severe storms occurred.  Several hailstorms moved southward over the Central High Plains and produced noticeable hail swaths and damage … Continue reading

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