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Orals AS1.1

AS1.1

Numerical weather prediction, data assimilation and ensemble forecasting
Convener: Haraldur Ólafsson 
Co-Convener: Jian-Wen Bao 
Session details
Orals
 / Tue, 10 Apr, 08:30–12:00  / 13:30–15:00  / Room E2
Posters
 / Attendance Tue, 10 Apr, 17:30–19:00  / Hall X5
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Tuesday, 10 Apr 2018
Room E2
Chairperson: Haraldur Ólafsson
08:30–08:45
EGU2018-10325
Development and Implementation Strategies for NOAA's Unified Forecast System for operational NWP at NCEP (solicited)
Vijay Tallapragada
08:45–09:00
EGU2018-13813
ICON-EPS: The operational global ensemble forecasting system of DWD (solicited)
Jens Winkler, Michael Denhard, Helmut Frank, Andreas Rhodin, Harald Anlauf, Ana Fernandez del Rio, Alexander Cress, and Roland Potthast
09:00–09:15
EGU2018-2602
A stochastic parameterization of unresolved processes in the Next Generation Global Prediction System
Lisa Bengtsson, Jian-Wen Bao, Philip Pegion, Sara Michaelson, Cecile Penland, and Jeffrey Withaker
09:15–09:30
EGU2018-4770
How fast shall we go? Lessons learned from 30-second-update convection-resolving data assimilation experiments
Takemasa Miyoshi, Juan Ruiz, Guo-Yuan Lien, Toshiki Teramura, Yasumitsu Maejima, Keiichi Kondo, and Hideyuki Sakamoto
09:30–09:45
EGU2018-11185
Development and Test of the Scale- and Aerosol-Aware Grell-Freitas Convection Parameterization within the Next Generation Global Prediction System (NGGPS)
Georg Grell, Haiqin Li, and Saulo Freitas
09:45–10:00
EGU2018-5620
A Least Norm Finite Volume Scheme for a Future Numerical Prediction Model
Yuanfu Xie
Coffee break
Chairperson: Jian-Wen Bao
10:30–10:45
EGU2018-14693
Recent developments and plans for NWP at the Met Office (solicited)
Clive Wilson
10:45–11:00
EGU2018-2656
Medium-range forecasts with a non-hydrostatic global atmospheric model on a cubed sphere grid (solicited)
Song-You Hong, Young-Cheol Kwon, Tae-Hun Kim, Jung-Eun Esther Kim, Suk-Jin Choi, In-Hyuk Kwon, Jung-Han Kim, Eun-Hee Lee, Rae-Seol Park, and Dong-Il Kim
11:00–11:15
EGU2018-19506
Short-range cloud/precipitation forecasts from the US NOAA 3-km HRRR model
Stan Benjamin, Joseph Olson, Ming Hu, Curtis Alexander, Georg Grell, and Tanya Smirnova
11:15–11:30
EGU2018-10675
Ensemble Forecasting: An Enhancer of Information, or an Expensive Filter?
Jin Zhang, Zoltan Toth, Jie Feng, and Malaquias Pena
11:30–11:45
EGU2018-7825
Wind retrieval from 4D-Var assimilation of tracers in moist atmosphere
Žiga Zaplotnik and Nedjeljka Žagar
11:45–12:00
EGU2018-6867
Sub-seasonal temperature forecasting in Europe and Iceland
Lisa Degenhardt and Haraldur Ólafsson
Lunch break
Chairperson: Haraldur Ólafsson and Jian-Wen Bao
13:30–13:45
EGU2018-19523 | presentation | presentation
ECMWF 2016-2025 strategy: moving towards seamless ensembles (solicited)
Peter Bauer, Andrew Brown, Roberto Buizza, and Florence Rabier
13:45–14:00
EGU2018-3165
NOAA's Next Generation Global Prediction System (solicited)
Ivanka Stajner, Frederick Toepfer, Vijay Tallapragada, Steve Warren, and Hendrik Tolman
14:00–14:15
EGU2018-7482
Large effects of the model timestep on simulated explicit convection – the impact, cause and solution
Andrew Barrett, Constanze Wellmann, Axel Seifert, Bernhard Vogel, Michael Kunz, and Corinna Hoose
14:15–14:30
EGU2018-15199
Using a global network of temperature lidars to identify temperature biases in the upper stratosphere in ERA-5 reanalysis and in the ECMWF’s seasonal forecast model.
Graeme Marlton, Andrew Charlton-Perez, Giles Harrison, and Inna Polichtchouk
14:30–14:45
EGU2018-19630
A Global Ocean Observing System for Measuring Sea Level Atmospheric Pressure: Effects and Impacts on Numerical Weather Prediction
Luca Centurioni, Carla Cardinali, and András Horányi
14:45–15:00
EGU2018-8201
Circulation response to resolved versus parametrized orographic drag over complex mountain regions
Annelize Van Niekerk and Irina Sandu