PPT-GSI -based EnKF-Var hybrid data assimilation

system implementation and test for hurricane prediction Xuguang Wang Xu Lu Yongzuo Li Ting Lei University of Oklahoma Norman OK In collaboration with Mingjing Tong Vijay Tallapragada. Jason Sippel. . - NCEP EMC. . / IMSG. (. work completed at NASA GSFC). . Fuqing. Zhang, . Yonghui. . Weng. – Penn State. Scott Braun – NASA GSFC. Dan Cecil – NASA MSFC. NASA unmanned GH recently used in GRIP and HS3 experiments. for the NCEP GFS. Tom Hamill, for . Jeff . Whitaker. NOAA Earth System Research Lab, Boulder, CO, USA. jeffrey.s.whitaker@noaa.gov. Daryl Kleist, Dave Parrish and John . Derber. National Centers for Environmental Prediction, Camp Springs, MD, USA. nowcasting. Luke . Madaus. -- Wed., Sept. 21, 2011. Past problems. Weather models still poorly predict the timing and intensity of significant weather events. Images from Phil . Regulski. For . short-range forecasts. Andrew Collard, Daryl . Keist. , David Parrish, Ed Safford, Emily Liu, Manuel . Pondeca. , . Miodrag. . Rancic. , Lidia . Cucurull. , . Haixia. Liu, . XiuJuan. Su, Shun Liu, Wan-. Shu. Wu, Paul van . Kalman. Filters. Yun Liu. Dept. of Atmospheric and Oceanic . Science, University of Maryland  . Atmospheric and oceanic . s. ciences and Center for Climatic . R. esearch, UW-Madison. Collaborators: X. . Benjamin Ruston. Steve Swadley, Nancy Baker, . Rolf . Langland. NRL, . Monterey, . CA. Outline. Gather information about instrument: . What are previous sensors or instruments, how have they been used?. Compiled by Henrik . Vedel. Center for Meteorological Models (CMM). Danish Meteorological Institute. NWP is an” initial . value. problem”. . We. . need. a NWP model . field. to start . an NWP model simulation from. Kevin Garrett. 1,2,3. , Sid Boukabara. 1,2. , . and Erin Jones. 1,2,3. 1. NOAA/NESDIS/STAR. 2. Joint Center for Satellite Data Assimilation. 3.. Riverside Technology, Inc.. Preparation for GPM GMI . A comparison of hybrid variational data assimilation methods in the Met Office global NWP system Andrew Lorenc 11 th Adjoint Workshop, Aveiro Portugal, July 2018 www.metoffice.gov.uk © Crown Copyright 2018, Met Office June 5-7, 2013, NCWCP, College Park, MD. Utility of . GOES. -R . ABI . and GLM instruments in . regional . data assimilation . for . high-. impact weather. Milija Zupanski. Cooperative . Institute for Research in the Atmosphere. into . NCEP . Operational CFS/GFS System. Michael B. . Ek. and . Jiarui. Dong. NOAA/NCEP/EMC, College Park, Maryland, USA. STAR JPSS Science Team Meeting. August . 17, . 2017, NCWCP, College Park MD. Jason Sippel, Gerry . Heymsfield. , Lin . Tian. , and Scott Braun- NASAs GSFC. Yonghui. . Weng. and . Fuqing. Zhang – Penn State University. Experiment setup. Looking at Karl (2010) – only hurricane that HIWRAP data is available for. PSU–. EnKF. System. Xuexing. . Qiu. and . Fuqing. Dec. 2014. The event. （. 0-6UTC . 30th June 2013. ）. 1h precipitation. 185mm/6h. 12 killed in this event. ECMWF . deterministic forecast . Jeremy Berman. University at Albany. Thursday 03 May 2018. ATM 419/563. Outline. Data Assimilation (DA). At the end, you should know:. What is it?. How it works?. Why is it important?. Basic DA techniques.