https://www.windy.com/?50.670,-1.187,5 is very good, but obviously wind over tide is very different to wind against tide - and that is where a little thought and experience at the helm will give you an idea of what the conditions should be.............................
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A clever Man learns by his mistakes..
A Wise Man learns by other people's!
The Road to HELL ..is Paved with "Good inventions!"