Model Version | Shortwave Interactions | Longwave Interactions | Function of CLW |
Vertical Overlap |
---|---|---|---|---|

BMRC BMRC2.3 (R31 L9) 1990 | optics prescribed by cloud height | all clouds are blackbody emitters | random | |

BMRC BMRC3.7 (R31 L17) 1995 | optics prescribed by cloud height | all clouds are blackbody emitters | random | |

BMRC BMRC3.7.1 (R31 L17) 1995 | optics prescribed by cloud height | all clouds are blackbody emitters | random | |

CCC GCMII (T32 L10) 1990 | delta-Eddington | emissivity depends on optical depth | x | mixed |

CCSR/NIES AGCM (T21 L20) 1995 | optics depend on optical depth | emissivity depends on optical depth | x | mixed |

CNRM EMERAUDE (T42 L30) 1992 | delta-two-stream | delta-two-stream | x | random |

CNRM ARPEGE Cy11 (T42 L30) 1995 | delta-two-stream | delta-two-stream | x | random |

COLA COLA1.1 (R40 L18) 1993 | delta-Eddington | emissivity depends on optical depth | x | mixed |

CSIRO CSIRO9 Mark 1 (R21 L9) 1992 | optics prescribed by cloud height | all clouds are blackbody emitters | random | |

CSU CSU91 (4x5 L17) 1991 | delta-Eddington | emissivity depends on optical depth | x | full |

CSU CSU95 (4x5 L17) 1995 | delta-Eddington, optics depend on CLW | emissivity depends on CLW | x | full |

DERF GFDLSM392.2 (T42 L18) 1993 | delta-Eddington | emissivity depends on optical depth | x | random |

DERF GFDLSM195 (T42 L18) 1995 | delta-Eddington | emissivity depends on optical depth | x | random |

DNM A5407.V1 (4x5 L7) 1991 | optics prescribed | emissivity < 1 for high cloud only | random | |

DNM A5407.V2 (4x5 L7) 1995 | optics prescribed | emissivity < 1 for high cloud only | random | |

ECMWF ECMWF Cy36 (T42 L19) 1990 | delta-Eddington | emissivity depends on CLW | x | mixed |

GFDL CDG1 (R30 L14) 1992 | optics depend on cloud height/depth | emissivity < 1 for high cloud only | full | |

GISS Model II Prime (4x5 L9) | application of Mie theory | self-consistent with Mie theory | x | full |

GLA GCM-01.0 AMIP-01 (4x5 L17) 1992 | delta-Eddington | emissivity depends on optical depth | random | |

GSFC GEOS-1 (4x5 L20) 1993 | delta-Eddington | all clouds are blackbody emitters | mixed | |

IAP IAP-2L (4x5 L2) 1993 | delta-Eddington | emissivity < 1 for cirrus cloud only | mixed | |

JMA GSM8911 (T42 L21) 1993 | delta-Eddington | emissivity < 1 for cirrus cloud only | random | |

LLNL LLNL/UCLA MPP1 (4x5 L15) 1995 | optics depend on cloud height/depth | emissivity depends on optical depth | x | full |

LMD LMD5 (3.6x5.6 L11) 1991 | delta-Eddington and two-stream | emissivity depends on CLW | x | random |

LMD LMD6b (3.6x5.6 L11) 1995 | delta-Eddington and two-stream | emissivity depends (differently) on CLW | x | random |

LMD LMD6s (3.6x5.6 L11) 1995 | delta-Eddington and two-stream | emissivity depends (differently) on CLW | x | random |

MGO AMIP92 (T30 L14) 1992 | optics prescribed | emissivity depends on temperature | mixed | |

MPI ECHAM3 (T42 L19) 1992 | two-stream | emissivity depends on CLW | x | mixed |

MPI ECHAM4 (T42 L19) 1995 | application of Mie theory | emissivity depends on CLW | x | mixed |

MRI GCM-II (4x5 L15) 1993 | delta-Eddington | emissivity depends on optical depth | random | |

MRI GCM-IIb (4x5 L15) 1995 | delta-Eddington | emissivity depends on optical depth | random | |

NCAR CCM2 (T42 L18) 1992 | delta-Eddington | emissivity depends on fixed CLW | x | random |

NMC MRF (T40 L18) 1992 | optics prescribed by cloud height | emissivity < 1 for high cloud only | random | |

NRL NOGAPS3.2 (T47 L18) 1993 | delta-Eddington | emissivity depends on temperature | x | mixed |

NRL NOGAPS3.4 (T47 L18) 1995 | delta-Eddington, increased single scattering albedo | emissivity depends on temperature | x | full |

NTU GCM (T42 L13) 1995 | optics prescribed by cloud type/height, CLW | emissivity of high cloud depends on CLW | x | random |

RPN NWP-D40P29 (T63 L23) 1993 | delta-Eddington | all clouds are blackbody emitters | x | full |

SUNYA CCM1-TG (R15 L12) 1990 | delta-Eddington | emissivity depends on CLW | x | random |

SUNYA/NCAR GENESIS1.5 (T31 L18) 1994 | delta-Eddington | emissivity depends on CLW | x | random |

SUNYA/NCAR GENESIS1.5A (T31 L18) 1995 | delta-Eddington (different from GENESIS1.5) | emissivity depends on CLW (different from GENESIS1.5) | x | random |

UCLA AGCM6.4 (4x5 L15) 1992 | optics depend on cloud height/depth | emissivity depends on optical depth | x | full |

UGAMP UGCM1.3 (T42 L19) 1993 | delta-Eddington | emissivity depends on CLW | x | mixed |

UIUC MLAM-AMIP (4x5 L7) 1993 | two-stream and delta-Eddington | emissivity depends on CLW | x | mixed |

UKMO HADAM1 (2.5x3.75 L19) 1993 | Practical Improved Flux Method | emissivity depends on CLW | x | mixed |

YONU Tr5.1 (4x5 L5) 1994 | two-stream and delta-Eddington | emissivity depends on CLW | x | mixed |

YONU Tr7.1 (4x5 L7) 1995 | two-stream and delta-Eddington | emissivity depends on CLW | x | mixed |

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Last update November 7, 1996. For further information, contact: Tom Phillips (phillips@tworks.llnl.gov)

UCRL-ID-116384