Today in Derry,the very humid weather will become unstable in the second half of the day. Overcast with reduced visibility in the morning, very cloudy skies to overcast in the afternoon. Drizzle followed by showers in the morning, showers dying away in the afternoon. Light winds.
The reliability of the situation is very good.
Temperatures will vary between 14 and 17°C.
Tonight,dense, persistent fog. No precipitation. Light winds.