NWP at the Italian Weather Service: CURRENT STATUS AND PERSPECTIVES

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NWP at the Italian Weather Service CURRENT
STATUS AND PERSPECTIVES

• Massimo Bonavita, Lucio Torrisi, Fabrizio
  Ciciulla and Antonio Vocino
• UGM-CNMCA, Rome (Italy)

EWGLAM - SRNWP, Ljubljana 3-5 October 2005
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CNMCA NWP System
EWGLAM - SRNWP, Ljubljana 3-5 October 2005
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CNMCA NWP System
EWGLAM - SRNWP, Ljubljana 3-5 October 2005
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Recent Developments

• EURO_HRM Model
• Operational introduction of AMSU-A radiance
  assimil.
• RTTOV 7.1 model in forward and T.L. mode
• AMSU A channels 5-10 over sea
• Rain contamination check Tobs-Tfgch4 lt 1.5K
  (Gerard,2003)
• Scan position dependent bias correction
• 200 km thinning

EWGLAM - SRNWP, Ljubljana 3-5 October 2005
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Recent Developments
EWGLAM - SRNWP, Ljubljana 3-5 October 2004
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Recent Developments

• EURO_LM Model
• Introduction of prognostic precipitation
• New 7-level soil model

EWGLAM - SRNWP, Ljubljana 3-5 October 2005
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Current Developments

• Use of AMSU-A radiances over land
• Introduction of 3h assimilation cycle
• Experimentation with hybrid EnKF 3DVar approach

EWGLAM - SRNWP, Ljubljana 3-5 October 2005
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Current Developments

• Increase of EURO-HRM horizontal resolution to
  ?14Km
• Increase of EURO-LM horizontal resolution to
  ?2.5Km
• EURO-HRM and EURO-LM will be time critical
  applications at ECMWF

EWGLAM - SRNWP, Ljubljana 3-5 October 2005