Too many red herrings and obscure connections to make this fun :-(

very clever, wd, ty

Good Grid, I didn't get all the groups or connections because I was anticipating they would all be Shipping Forecast related. But your links were great. This was hard - in a good way. :-D

Basically everything is a red herring, very clever!
Forties group connection maybe better simply as shipping forecast areas ,,,

Clever idea

Terrific attempt to use them all and have clear definitions. Where you ha doubts, I found I initially agreed, having said that it works. The "Is or starts with" line, I found a little...
. All in all very good, I enjoyed. Damn just seen I enjoyed it 10 months ago.😆