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The output of the RICO intercomparison case Margreet van Zanten Photo courtesy Bjorn Stevens KNMI, The Netherlands.

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Presentation on theme: "The output of the RICO intercomparison case Margreet van Zanten Photo courtesy Bjorn Stevens KNMI, The Netherlands."— Presentation transcript:

1 The output of the RICO intercomparison case Margreet van Zanten Photo courtesy Bjorn Stevens KNMI, The Netherlands

2 LES participants modelmom. adv.scalar adv.SGS model DALESCD Deardorff (?)Deardorff RAMS??Deardorff UKMOPW advMonotoneSmagorinsky JAMSTECCD Deardorff WVUCDPPM (?)Deardorff(?) SAMCDMonotone1,5 order TKE MESO-NHCD Deardorff COAMPS??? DHARMAUTOPIA Smagorisnky UCLACD, 4thmonotoneSmagorisnky

3 LES participants modelmicrop hysics Timeste p [s] # process ors DALE S 2nd momen t Nc fixed 18~160 hours A Bin (33) 232 RAMS2nd momen t +CCN 21 (?)weeks UKMO2nd momen t Nc fixed ~0.74~100 hours JAMST EC 1st momen t 1168 hours WVU2nd momen t Nc fixed ~1.651~ 72 hours SAM1st momen t hours MESO- NH Kessler?? COAM PS Bulk Nc fixed ?? DHAR MA UTOPI A ~ hours UCLA2nd momen t Nc fixed ? modelmicrophysicstimestep [s] # proc duration [hours] DALES2nd moment, Nc fixed18190 model (33) RAMS2nd moment +CCN21(?)weeks UKMO2nd moment, Nc fixed~ JAMSTEC1st moment1168 WVU2nd moment, Nc fixed~ SAM1st moment MESO-NH1st moment, Kessler COAMPS???? DHARMAbin model (33) UCLA2nd moment, Nc fixed~

4 Mean thermodynamic state 8 th 16 th and 24 th hour

5 20-24 hours

6 U, V 20-24hours

7 q l, q r hours

8 Liq. Water pot. Temp. flux 20 – 24 hours

9 Total water flux hours

10 Vert. vel. Variance hours

11 TKE 20 – 24 hours

12 Vert. velocity skewness hours

13 Cloud and core fraction 23 – 24 hours

14 Massflux hours

15 Timeserie various z and tke

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17 Sens. and latent heat flux

18 LWP, RWP and cc

19 Precipitation

20 Precipitation and evaporation

21 Nr and Nc

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27 SAMEX: System for Atmospheric Modeling with Explicit Microphysics Yefim Kogan and David Mechem University of Oklahoma

28 ww [m 2 s -2 ]c p  w  v [W m -2 ] L  wq t [W m -2 ] TKE [m 2 s -2 ] q l [g kg -1 ]R [mm d -1 ] Mean profiles from h

29 **PRELIMINARY RESULTS** Mean profiles from 8-12 h and h

30 Horizontal/Vertical Ratio 1:3 Newer cell Decaying cell… mostly drizzle

31 Newer cell Horizontal/Vertical Ratio 1:3

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35 20 – 24 hours

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