Members of the Ogwen Valley Mountain Rescue team will take part in a New Year's Day swim to help raise money for new equipment.
The rescuers will take a dip in the Snowdonia lake, Llyn Ogwen.
They're hoping to raise enough money to buy an industrial-strength dehumidifier to dry out their equipment after rescues,
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A band of rain pushing in overnight, bringing with it the odd spot of coastal and hill fog, but things should improve by tomorrow.
Local authorities said the move is necessary to "avert the growing number of deaths and increasing harm linked to psychoactive substances".
Sunny and bright spells for most of us this afternoon, feeling pleasantly warm.