Rhymney Valley train services will be terminating at Bargoed for the rest of the day. Replacement buses will operate between Bargoed and Rhymney.
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It will be a fine and dry day across the country with lengthy sunny spells.
England enjoyed a winning send-off to their Australia tour as they recovered from early problems leaving Wales floundering.
Veteran singer Sir Tom, 75, is gearing up for his first concerts since wife Linda died after a "fierce" battle with cancer in April.