VISIT: Meteorological Interpretation Blog

By Sheldon Kusselson and Dan Bikos Advected Layer Precipitable Water (ALPW) loop Observed 1-Day Precipitation valid 1200 UTC 5 November 2022 over the Pacific Northwest region:

By Dan Bikos and Sheldon Kusselson Hurricane Fiona underwent a transition from a tropical cyclone to an extra-tropical cyclone on 23-24 September 2022.  The resulting extra-tropical cyclone was very intense and led to significant storm surge, wind damage and heavy rain in southeast Canada centered on Nova Scotia. The Advected Layer Precipitable Water loop does an Continue Reading

https://www.nbcnews.com/news/weather/least-1-dead-one-worst-flooding-events-kentuckys-history-officials-say-rcna40436  

By Sheldon Kusselson Click on the image below:        

By Sheldon Kusselson

By Sheldon Kusselson and Dan Bikos The following shows the Advected Layer Precipitable Water (ALPW) product just prior to the significant flood event in central Tennessee on 21 August 2021: ALPW animation

By Sheldon Kusselson and Dan Bikos The North American monsoon has been in full swing during the summer of 2021, bringing much needed moisture to the Southwest.   At times though the abundant moisture has resulted in heavy rain and flash flood events. See the 4 panel Advected Layer Precipitable Water (ALPW) animation Upper left: Continue Reading

By Sheldon Kusselson ftp://ftp.cira.colostate.edu/ftp/Forsythe/LPW/Anim_GIF/2020Jun1803Advect_LPW_ALT_anim.gif

This blog entry by Sheldon Kusselson summarizes satellite moisture imagery and products leading to the flood event over central Michigan on 18 May 2020.  Comparison with previous events are included.   Animation of ALPW every 3 hours from 03 UTC 18 May to 09 UTC 19 May 2020: ftp://ftp.cira.colostate.edu/ftp/Forsythe/LPW/Anim_GIF/2020Apr3003Advect_LPW_ALT_anim.gif ftp://ftp.cira.colostate.edu/ftp/Forsythe/LPW/Anim_GIF/2020Mar2906Advect_LPW_ALT_anim.gif ftp://ftp.cira.colostate.edu/ftp/Forsythe/LPW/Anim_GIF/2020Jan1209Advect_LPW_ALT_anim.gif ftp://ftp.cira.colostate.edu/ftp/Forsythe/LPW/Anim_GIF/2019Sep2306Advect_LPW_ALT_anim.gif

By Sheldon Kusselson