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BOM
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A new single model configuration (AUSWAVE-G3) will replace the legacy global (AUSWAVE-G) and regional (AUSWAVE-R) systems since Features of this upgrade include:
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METNO
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The METNO changes the model from WAM to WAVEWATCHIII v 6.07. since 0Z run on Model description can be found in https://marine.met.no/models |
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The new version of the WAM code is Cycle 4.7 (before it was Cycle 4.5) has been implemented since 12Z run on The main differences with respect to the previous version are updated physics, propagation of waves under sea ice, and a correction for the unrealistic growth of the waves in very high winds. Other differences are: a reformulation of the mean wavenumber and mean frequency as well as a new formulation for detecting freak waves. Also, wave refraction by bottom topography is included which was absent in the previous set-up. |
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NZMS
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The change has been applied since 12Z run on :
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NZMS data after the upgrade on 14-09-2020 contained grid with 1441 longitude points from 0 to 359.9 degrees instead of the intended 1440 points from 0 to 359.75 degrees corresponding exactly to 0.25 degrees resolution. The extra grid point made the resolution slightly less than 0.25. The fix has been applied since 0Z, 11-06-2021 run. |
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