The Met Office has issued an amber warning for snow in the North and North East of Wales today.
According to the Met Office website areas on higher ground could expect snowfall of up to 20 - 40cm.
Motorists are being urged to take care on the roads, and prepare for potential disruption.
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The decision comes after a campaign led by Plaid Cymru and Rhondda Cynon Taf councillor Elyn Stephens to eradicate period poverty.