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FORECAST SENSITIVITY OF CANDIDATE CONVECTION SCHEMES AT THE ARM SOUTHERN GREAT PLAINS SITE (SGP)

FORECAST SENSITIVITY OF CANDIDATE CONVECTION SCHEMES AT THE ARM SOUTHERN GREAT PLAINS SITE (SGP). David Williamson National Center for Atmospheric Research. Forecasts with Community Atmosphere Model (CAM3.3) 1.9 x 2.5, 26 level Finite Volume Dynamical Core Convection schemes CONTROL

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FORECAST SENSITIVITY OF CANDIDATE CONVECTION SCHEMES AT THE ARM SOUTHERN GREAT PLAINS SITE (SGP)

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  1. FORECAST SENSITIVITY OF CANDIDATE CONVECTION SCHEMES AT THE ARM SOUTHERN GREAT PLAINS SITE (SGP) David Williamson National Center for Atmospheric Research

  2. Forecasts with • Community Atmosphere Model (CAM3.3) • 1.9 x 2.5, 26 level Finite Volume Dynamical Core • Convection schemes • CONTROL • NEALE AND RICHTER • ZHANG • WU • Community Land Model (CLM3.3) • 5-day forecasts initialized from ERA40, 00Z • June/July 1997 (ARM SGP IOP) • ARM Verification data • Data sets for forcing and diagnosing SCM and CRM • variational analysis (Zhang and Lin, 1997)

  3. Temperature Balance Equation

  4. 0-24 HOUR PRECIPITATION

  5. 24-48 HOUR PRECIPITATION

  6. 24 HOUR AVERAGE PRECIPITATION

  7. PRECIPITABLE WATER

  8. TEMPERATURE ERROR (CAM3.1)

  9. TEMPERATURE ERROR

  10. TEMPERATURE TENDENCY ERROR IN DYNAMICS

  11. TEMPERAURE TENDENCY ERROR IN PARAMETERIZATIONS

  12. TEMPERATURE TENDENCY FROM PARAMETERIZAIONS

  13. TEMPERATURE TENDENCY FROM MOIST PROCESSES

  14. TEMPERATURE TENDENCY FROM PBL PARAMETERIZATION

  15. TEMPERATURE TENDENCY FROM RADIATION PARAMETERIZATION

  16. CLOUD FRACTION

  17. TEMPERATURE TENDENCY ASSOCIATED WITH DEEP CONVECTION

  18. TEMPERATURE TENDENCY ASSOCIATED WITH SHALLOW CONVECTION

  19. TEMPERATURE TENDENCY ASSOCIATED WITH PROGNOSTIC CLOUD WATER

  20. SPECIFIC HUMIDITY ERROR

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