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by counters 452 days ago
> Google has a local nowcast model that uses raw observations, in production, but that's a different genre of forecasting than the medium-range models of Aardvark.

It's very clear from the MetNet announcement blog[1] that they require HRRR or other NWP output at runtime.

[1]: https://research.google/blog/metnet-3-a-state-of-the-art-neu...