the output of the rico intercomparison case
DESCRIPTION
The output of the RICO intercomparison case. Margreet van Zanten. KNMI, The Netherlands. Photo courtesy Bjorn Stevens. LES participants. LES participants. Mean thermodynamic state 8 th 16 th and 24 th hour. 20-24 hours. U, V 20-24hours. q l , q r 20-24 hours. - PowerPoint PPT PresentationTRANSCRIPT
The output of the RICO intercomparison case
Margreet van Zanten
KNMI, The Netherlands
LES participants
model mom. adv. scalar adv. SGS model
DALES CD CD Deardorff
RAMS@NOAA CD Monotone (?) Deardorff
RAMS ? ? Deardorff
UKMO PW adv Monotone Smagorinsky
JAMSTEC CD CD Deardorff
WVU CD PPM (?) Deardorff(?)
SAM CD Monotone 1,5 order TKE
MESO-NH CD CD Deardorff
COAMPS ? ? ?
DHARMA UTOPIA UTOPIA Smagorisnky
UCLA CD, 4th monotone Smagorisnky
LES participantsmodel microphysics timestep
[s]# proc
duration
[hours]
DALES 2nd moment, Nc fixed 1 8 190
RAMS@NOAA bin model (33) 2 32 5400
RAMS 2nd moment +CCN 2 1(?) weeks
UKMO 2nd moment, Nc fixed ~0.7 4 500
JAMSTEC 1st moment 1 1 68
WVU 2nd moment, Nc fixed ~1.65 1 72
SAM 1st moment 2 64 320
MESO-NH 1st moment, Kessler 1 12 440
COAMPS ? ? ? ?
DHARMA bin model (33) 3.5 256 10.000
UCLA 2nd moment, Nc fixed ~1.5 16 80
Mean thermodynamic state 8 th 16 th and 24 th hour
20-24 hours
U, V 20-24hours
ql, qr 20-24 hours
Liq. Water pot. Temp. flux
20 – 24 hours
Total water flux20 -24 hours
Vert. vel. Variance20 -24 hours
TKE 20 – 24 hours
Vert. velocity skewness20 -24 hours
Cloud and core fraction
23 – 24 hours
Massflux 23-24 hours
Timeserie various z and tke
Sens. and latent heat flux
LWP, RWP and cc
Precipitation
Precipitation and evaporation
Nr and Nc
SAMEX: System for Atmospheric Modeling with Explicit Microphysics
Yefim Kogan and David Mechem
University of Oklahoma
ww [m2 s-2] cpwv [W m-2] Lwqt [W m-2]
TKE [m2 s-2] ql [g kg-1] R [mm d-1]
Mean profiles from 10-11 h
**PRELIMINARY RESULTS**
Mean profiles from 8-12 h and 20-24 h
Horizontal/VerticalRatio 1:3
Newer cellDecaying cell… mostly drizzle
Decaying cell… mostly drizzleNewer cell
Horizontal/VerticalRatio 1:3
20 – 24 hours
20 – 24 hours