For Llyn Clywedog Reservior : No gale warning.
The reliability of the situation is good.
Freezing fog in the morning, sunny spells with risk of mist forming in the afternoon. No precipitation.
In the evening, very cloudy skies becoming totally overcast. Warning: freezing rain in the early hours. WNW force 1 turning SSW in the middle of the day then S force 2. Gusts reaching 10 knots in the evening. Visibility reduced by mist becoming reduced by mist in the middle of the day then reduced by mist.