The 8 th GAME International Science Panel Meeting

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The 8 th GAME International Science Panel Meeting GAME-II Cloud and Precipitation Process Working

The 8 th GAME International Science Panel Meeting GAME-II Cloud and Precipitation Process Working Group Yasushi Fujiyoshi (ILTS, Hokkaido Univ. , Japan)

Cloud and Precipitation Process Working Group / GAME-II Related Workshops 24 Mar. 2003: 1

Cloud and Precipitation Process Working Group / GAME-II Related Workshops 24 Mar. 2003: 1 st Meeting on Moist Convection at Nagoya Univ. , JAPAN 25 -26 Aug. 2003: HUBEX meeting for publishing final report at Hokkaido Univ. , JAPAN 29 -31 Oct. 2003: The Second China-Japan Workshop on Heavy Rainfall Experiment and study (at Wuhan, China) ? Feb. 2004: 2 nd Meeting on Moist Convection     at Nagoya University ? ) ? 2004: Planning: International meeting on cloud and precipitation

Final Report of GAME/HUBEX (March, 2004) I Outline of HUBEX II Research background of

Final Report of GAME/HUBEX (March, 2004) I Outline of HUBEX II Research background of HUBEX III Field report of heavy rainfall and flood during HUBEX IV Land surface processes V Source and transport of water vapor to Mei-yu front VI Mechanism of heavy rainfall VII Regional/Basin scale water/energy budget VIII River runoff and hydrological model IX Yangtze river flood in 1998 X 4 DDA (Regional scale) data set of GAME/HUBEX XI Toward forecasting of heavy rainfall and flood

GAME/HUBEX 1998 &1999 When the area with latent instability is wide enough, a meso-α

GAME/HUBEX 1998 &1999 When the area with latent instability is wide enough, a meso-α low is able to develop from convective systems. Latent Heat Organization and Scale-up

Numerical simulation

Numerical simulation

When the Mei-yu front moves toward the north of Huaihe River The south westerly

When the Mei-yu front moves toward the north of Huaihe River The south westerly moist air in the low altitude plays an important role for the development of precipitation systems.

Analyzed new data set : CHERES(973) (China) Yangtze-river Heavy rainfall (2001+2002) Shanghai

Analyzed new data set : CHERES(973) (China) Yangtze-river Heavy rainfall (2001+2002) Shanghai

The convective system: developed rapidly within the observational network passed within the dual-Doppler analysis

The convective system: developed rapidly within the observational network passed within the dual-Doppler analysis region Tbb & Radar Reflectivity

Doppler Radar Range Moist easterly in the low altitude from the ocean plays an

Doppler Radar Range Moist easterly in the low altitude from the ocean plays an important role for the formation of convergence and convective cloud systems.

Land surface Cloud & Precipitation New Target Moist Boundary Layer Cloud+aerosol Precipitation Expected New

Land surface Cloud & Precipitation New Target Moist Boundary Layer Cloud+aerosol Precipitation Expected New data sets *Boundary layer: Prof. Nakamura’s project (in China), Biwa-lake project Wind profiler, 3 D-Doppler lidar, Aerosonde, Doppler Sodar, Microwave profiler, Aircraft observation, AWS, Cloud radar * KEOP (Korea) * MRI (Japan): Northern Kyusyu, water vapor transport (2003 -2006)

Related Project: CPEA (Coupling Processes in the Equatorial Atmosphere)- FORSGC (Indonesia)

Related Project: CPEA (Coupling Processes in the Equatorial Atmosphere)- FORSGC (Indonesia)