The agreement, with the Westminster Government, is being seen as an important step on the path to further devolution. Our political editor Adrian Masters has been looking at what difference the change could mean.
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All primary and secondary schools in Wales have been categorised in a new colour-coded system. Is your school green or red?
A yellow warning for snow and ice on Thursday night and Friday has been issued.
Some wintry showers and staying windy with a significant wind chill and widespread frost developing