Summary for all mountain areas

Blanket low cloud becoming increasingly extensive on western mountains. Patchy drizzly rain, or sleet highest tops, but amounting to very little toward east. Blustery winds, reaching gale force on Scottish summits.

Headline for Peak District and Yorkshire Dales

Blustery on higher areas. Low cloud; patchy drizzle.

How windy? (On the summits)

Northwest backing westerly, 25 to 35mph, strongest north Yorkshire, strengthening slowly late in the day, toward 40mph after sunset.

Effect of wind on you?

Will impede ease of walking, perhaps considerable buffeting on higher areas. Significant wind chill.

How Wet?

Small amounts of drizzle west

Pockets of drizzle, most persistent western facing slopes, but amounts small.

Cloud on the hills?

Increasingly extensive and lowering

Patchy cloud on higher areas, becoming more widespread by afternoon, giving blanket low cloud above about 450-550m, lowest cloud base western hills north of the M62.

Chance of cloud free summits?

40% morning; 10% afternoon.

Sunshine and air clarity?

Sunshine unlikely, perhaps a little weak sun eastern dales in the morning. Extensively foggy on higher western areas, particularly N Yorks.

Temperature (at 600m)

1 or 2C

And in the valleys

6 or 7C by afternoon.