Disruption on First Great Western between Swindon and Cardiff Central due to flooding between Swindon and Bristol Parkway.
Trains are subject to delays of up to two hours, and a number of trains are being cancelled. First Great Western strongly recommend passengers not to travel today where possible.
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A number of schools remain closed in Oxfordshire on Tuesday due to icy conditions. The Met Office has issued a weather warning for ice.
Holly has Tuesday's forecast for the east of the region.
Holly has Tuesday's forecast for the west of the region.