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Theme : Improving Marine and Ocean Data Products for Science and Society: the Role of JCOMM

SCIENTIFIC AND TECHNICAL WORKSHOP. Theme : Improving Marine and Ocean Data Products for Science and Society: the Role of JCOMM TITLE : Enhancing the marine meteorological and wave forecast services at the Malaysian Meteorological Department. OUTLINES :

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Theme : Improving Marine and Ocean Data Products for Science and Society: the Role of JCOMM

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  1. SCIENTIFIC AND TECHNICAL WORKSHOP Theme : Improving Marine and Ocean Data Products for Science and Society: the Role of JCOMM TITLE : Enhancing the marine meteorological and wave forecast services at the Malaysian Meteorological Department

  2. OUTLINES : • Malaysian Meteorological Department’s (MMD) services • MMD Marine meteorology and oceanography’s users • Observation networks • Operational waves models • Dissemination modes • Conclusion

  3. Malaysian Meteorological Department Services Provided • Weather Forecasts • Severe Weather • Advisory/Warning • Seismology & Tsunami • Warnings • Marine • Meteorology & • Oceanography • Weather Modification • Environmental • Meteorology • Climatology • Agro meteorology

  4. MARINE METEOROLOGY & OCEANOGRAPHY USERS Ferry operators National marine parks OIL & GAS EXPLORATION

  5. MARINE METEOROLOGY & OCEANOGRAPHY USERS Fishing activities Portsauthorities Search and Rescue/Research work Recreational sea sports/ Coastal activities Maritime enforcement authorities

  6. MARINE OBSERVATION NETWORK

  7. MARINE OBSERVATION NETWORK ACOUSTIC DOPPLER CURRENT PROFILER & RECORDING DOPPLER CURRENT PROFILER Perhentian Island Kota Kinabalu Pangkor Island Sandakan Kuantan Mabul Island Bintulu ADCP – 4 sites RDCP - 3 sites

  8. MARINE OBSERVATION NETWORK COASTAL AUTOMATIC WEATHER STATIONS COASTAL AUTOMATIC WEATHER STATION – 14 LOCATIONS

  9. MALAYSIA’S DEEP OCEAN BUOYS

  10. MARINE OBSERVATION NETWORK – complement observation Survey and Mapping Department

  11. PORT METEOROLOGICAL OFFICER’S SITEs In supporting the WMO Voluntary Observing Ship fleet Kota Kinabalu FT Labuan Port Klang Bintulu Main office for VOS

  12. Voluntary Observing Ship fleet - Info • Covers VOS Malaysia for area bounded 50ºS – 20ºN and 95ºE – 130ºE • Receiving mode : GTS and MetLog Storage : MMD’s Integrated Meteorological system • in IMMT4 format • Quality check and report to the Global Collecting Centre GCC quarterly (Jan, April, July and Oct) • Total ship (current) : 90 vessels  Selected (39) , Supplementary (27) and Auxiliary (24)

  13. OPERATIONAL OCEAN WAVE MODELS AT MMD

  14. OPERATIONAL OCEAN WAVE MODELS AT MMD • MMD – WAM wave model • 2) MMD - JMA MRI III wave model

  15. OPERATIONAL OCEAN WAVE MODELS AT MMD MMD – WAM wave model

  16. OPERATIONAL OCEAN WAVE MODELS AT MMD BRIEF INFORMATION ON MMD-WAM ocean wave model • 3rd generation of wave model • Adapted from Thailand WAM and operationalised in Feb 2003 • Fine grid 10ºS – 15ºN/95ºE – 120ºE • Coarse grid 20ºS – 30ºN/85ºE – 135ºE • Outputs : (1) Sig wave – Height, period overlay 10m winds (3 & 6 hourly/ 7 & 16 days) • (2) Max wave – Height and peak period (3 & 6 hourly/ 7 & 16 days) • Data sources : NOGAPS and NCEP-GFS

  17. BRIEF INFORMATION ON MMD-WAM ocean wave model PAST ( in 2003 ) • Duo processor Pentium 3.06 GHz , 4GB RAM 72 GB HD • Software : OS linux Red Hat 7.3, WAM source code G77 Fortran compiler, Perl 5.0, GRADs and image viewer • Domain Coarse Grid: 0.5°x0.5° Map coverage 20S – 30N/85E-135E Fine Grid: 0.25°x0.25° Map coverage 10S – 15N/95E-120E • Output - Time step 3 hours up to 144 hours • Processing time : Coarse Grid approximately 25 minutes & Fine Grid approximately 45 minutes • Data input : NOGAPS Global model 144 hours forecast at 0000 UTC and 1200 UTC

  18. PRESENT/ENHANCEMENT • Gribsimp program for grib1 to binary conversion replaced with wgrib and wgrib2 • Model domain not restricted to square box dimension i.e. domain is rectangular • Downloading of data input is performed via http(OpenDAP) in addition to ftp • Graphical output are displayed in local Malaysian time in addition to UTC • Duo Processor Quad Core 2.4 GHz 16GB RAM 1 TB HD • Software : Fedora Core 14, WAM source code • Gfortran Fortran compiler, Perl 5.0, GRADs and image viewer • Output - Time step : 3 hours up to 384 hours forecast (16 days) • Processing time : Coarse Grid approximately 10 minutes , Fine Grid approximately 25 minutes and Global run approximately 2 hours (non operational) • Execution time : 0300 UTC and 1500 UTC

  19. Operational applications

  20. OPERATIONAL OCEAN WAVE MODEL AT MMD • MMD – WAM (Data source : NOGAPS) • Output • Sig wave height, mean period overlay10m wind • 3 hours interval / up to 7 days forecast • Fine and coarse grids

  21. OPERATIONAL OCEAN WAVE MODEL AT MMD 2) MMD – WAM (Data source : NOGAPS) • Output • Max wave height and peak period • 3 hours interval / up to 7 days forecast • Fine and coarse grids

  22. OPERATIONAL OCEAN WAVE MODEL AT MMD 3) MMD – WAM (Data source : NCEP) • Output • Sig wave height, mean period overlay 10m wind • 3 hours interval/up to 192 hours forecast • 6 hours interval /up to 384 hours forecast • Fine and coarse grids

  23. OPERATIONAL OCEAN WAVE MODEL AT MMD 4) MMD – WAM (Data source : NCEP) • Output • Max wave height and peak period • 3 hours interval/up to 192 hours forecast • 6 hours interval /up to 384 hours forecast • Fine and coarse grids

  24. OPERATIONAL OCEAN WAVE MODELS AT MMD MMD – JMA MRI III wave model

  25. OPERATIONAL OCEAN WAVE MODELS AT MMD BRIEF INFORMATION ON MMD- MRI III ocean wave model • 3rd generation of wave model • Collaboration with the Office of Marine Prediction, JMA • Operationalised in June 2009 • Fine grid 5ºS – 17ºN/95ºE – 124ºE (0.25ºx0.25º) • Coarse grid 15ºS – 35ºN/75ºE – 135ºE (1.0ºx1.0º) • Outputs : (1) Sig wave – Height, period, direction (3 & 6 hourly/ 8 & 16 days) • (2) Wind wave – Height and peak period (3 & 6 hourly/ 8 & 16 days) • (3) Swell wave - Height, period, direction (3 & 6 hourly/ 8 & 16 days) • Data source : NOGAPS and NCEP-GFS

  26. OPERATIONAL OCEAN WAVE MODELS AT MMD BRIEF INFORMATION ON MMD- MRI III ocean wave model • Data source : NOGAPS Output : 3 hourly up to 180 hours forecast • Data source : NCEP-GFS Output : 3 hourly up to 192 hours forecast OR 6 hourly up • to 384 hours forecast • Performance is good in deep sea - swell propagation and evolution as its advantage in • wind wave – swell energy transfer and more realistic swell decaying simulation

  27. OPERATIONAL OCEAN WAVE MODEL AT MMD 5) MMD – MRI III (Data source : NOGAPS) Output : 3 hours/ up to 180 hours forecast Sig wave : Height, direction and mean period Swell wave : Height, direction and mean period

  28. OPERATIONAL OCEAN WAVE MODEL AT MMD 5) MMD – MRI III (Data source : NOGAPS) Output : 3 hours/ up to 180 hours forecast Wind wave : Height, mean period overlay 10 m winds

  29. OPERATIONAL OCEAN WAVE MODEL AT MMD 5) MMD – MRI III (Data source : NCEP GFS) Output : 3 hours up to 192 hours AND 6 hours interval up to 384 hours forecast Sig wave : Height, direction and mean period Swell wave : Height, direction and mean period

  30. OPERATIONAL OCEAN WAVE MODEL AT MMD 5) MMD – MRI III (Data source : NCEP GFS) Output : 3 hours up to 192 hours AND 6 hours interval up to 384 hours forecast Wind wave : Height, mean period overlay 10 m winds

  31. OTHER COASTAL MARINE SERVICES AT MMD MMD – JMA STORM SURGE MODEL

  32. MMD – JMA STORM SURGE MODEL Forecast 7 days / 1 Hour interval Height increment/decrement (cm) overlay surface wind

  33. MMD – JMA STORM SURGE MODEL Point forecast

  34. Dissemination of information

  35. Modes of Dissemination Normal forecasts • TV Broadcast • Radio Broadcast • Facsimile • Telephone • Electronic and Print Media • MMD Website (www.met.gov.my)

  36. Modes of Dissemination Advisory/warning • TV Broadcast • Radio Broadcast • Facsimile • Telephone • Electronic and Print Media • MMD Website (www.met.gov.my) • Internet Social Media (Facebook and Twitter) • SMS • TV Crawler

  37. ENHANCING SERVICES : DISSEMINATION TO SPECIFIC USERS USER’S INTERFACE

  38. USER’S INTERFACE SELECTION OF PRODUCTS

  39. DISSEMINATION TO SPECIFIC USERS • Various ocean wave models end products are available • – Graphic and tabular formats • External users assess is limited to • related products depending on • their needs • Internal users have no • restriction • Improved services to all users • through easy, convenient & • fast access and up to date info

  40. Conclusion • Enhancing services through : • Improving forecasts’ reliability/accuracies • Improving forecasts’ dissemination & accessibility • Customised forecasts to meet users’ demands and requirements • (users orientated services)

  41. THANK YOU

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