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testfoobartoday at 5:02 PM1 replyview on HN

Why does it work for weather at all? Is there something that the mathematical models are over-simulating? Is weather easier to predict than we thought? Just curious what the intuition is to regarding the success of ML weather modelling...


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SirHumphreytoday at 5:44 PM

There is just A LOT of data available- usually an order of magnitude more than in any other related problem.

And general weather forecasts are not that hard - we have semi useful forecasts for more than 50 years. It’s when you want to do something special: long range, nowcasting of convective storm, other extreme weather etc. that is hard. And even then it’s as much a problem of input data accuracy than the models themselves.

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