Dysgwch fwy am hanes Chwareli Dinorwig yma. Eglura Swyddog Mynediad and Cadwraeth i Gymru, Tom Carrick: "Yn ystod y blynyddoedd diwethaf, mae'r symudiad i gofleidio enwau traddodiadol wedi casglu ...

Tonight will remain dry with clear spells to start but cloud will thicken from the west overnight, leaving it largely overcast by dawn, with a few patches of rain moving in. Fresh to strong winds ...

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