The Met Office says roads are likely to be affected, with a risk of falls due to slippery surfaces.
Meirion James was at risk of suffocating when Pava spray was used to restrain him, an inquest hears.
Officials say most of the leak in Milford Haven was contained and was not as much as 10,000 litres.
Cardiff City are interested in signing Everton striker Oumar Niasse on loan, with an option to make the move permanent.
Bath director of rugby Todd Blackadder hints Wales number eight Taulupe Faletau could be fit before the end of the Six Nations.
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