Meteorological Grid Ensemble


  • Shows how results are sensitive to the meteorology data grid
  • Similar to the trajectory ensemble but output to 27 files (001-027)
  • Post-processing sorts members at each grid point
  • Probability, mean, and variance output files available for display



captex_control.txt

   load control file

captex_setup.txt

   load setup file



200

   release height

49 (or 43)

   run duration

ensemble

   output file name

26 06

   sampling start time (to match station data)

numpar = 5000

   namelist particle number

ndump = 0

   namelist particle output start

ncycl = 0

   namelist particle output interval




ensemble_control.txt

   save control file

ensemble_setup.txt

   save setup file




Run Ensemble Model




Create Probability Files




View Probability Maps




View Box Plots

42.25 -78.80

   Little Valley NY

Large range at early and later times due to many members having zero values





Ensemble Grid Offsets

RUN DX DY DZ
001 +0 +0 +0
002 +0 +1 +0
003 +0 -1 +0
004 +1 +0 +0
005 +1 +1 +0
006 +1 -1 +0
007 -1 +0 +0
008 -1 +1 +0
009 -1 -1 +0
010 +0 +0 +1
011 +0 +1 +1
012 +0 -1 +1
013 +1 +0 +1
014 +1 +1 +1
015 +1 -1 +1
016 -1 +0 +1
017 -1 +1 +1
018 -1 -1 +1
019 +0 +0 -1
020 +0 +1 -1
021 +0 -1 -1
022 +1 +0 -1
023 +1 +1 -1
024 +1 -1 -1
025 -1 +0 -1
026 -1 +1 -1
027 -1 -1 -1