Summary for all mountain areas

A warm and humid day with extensive low cloud affecting many hills and pulses of thundery rain moving north through the morning followed by further clusters of showers or thunderstorms. Becoming largely dry through the afternoon across Wales as winds veer southwesterly. Best of the cloud breaks will be towards the west coast.

Headline for Lake District

Clusters of showers/thunderstorms. Low cloud much of the day.

How windy? (On the summits)

Easterly, 20 to possibly 30mph post dawn. Otherwise, southerly 10-15mph.

Effect of wind on you?

Soon becoming small.

How Wet? (Precipitation and its impact)

Risk thunderstorms.

Low confidence of detail: A swathe of thundery rain from the early hours will push away north, probably morning - although timing of improvement very uncertain. Small threat of thunderstorms later afternoon or evening.

Cloud on the hills?

Extensive much of the day.

Fog across the hills for many hours through the day, in some areas from lower slopes up. However, some breaks will develop for a time, most likely around the middle of the day, before cloud fills in again as rain develops.

Chance of cloud free summits?

40%

Sunshine?
Air clarity (below cloud)

Sunshine occasionally. Murky, visibility reduced considerably by rain, and a general haze at best.

How Cold? (at 750m)

13C, very humid.

Freezing Level

Above the summits.