Summary for all mountain areas

Widespread upland gales and snow. Most snow will fall on western mountains where there will be lengthy whiteout as showers follow one after another. Fewest showers easternmost mountains in Scotland and across east and south Wales.

Headline for The Northwest Highlands

Wind tending to ease. Intermittent snow.

How windy? (On the Munros)

Westerly in the range 30 to 40mph, but may well drop toward 20 or 25mph afternoon.

Effect of wind on you?

Widespread buffeting for periods on higher areas. Significant wind chill.

How Wet?

Snow showers; risk lightning

Clusters of heavy, squally snow and hail showers, but also periods of little snow. Risk thunder. Least precipitation east of Achnasheen to Loch Cluanie.

Cloud on the hills?

Often covering higher areas

Cloud base changing quickly: occasionally clearing higher tops, most widely east of Achnasheen to Loch Cluanie. But extensive cloud below 600m near precipitation.

Chance of cloud free Munros?

30%

Sunshine and air clarity?

Rare bursts of sun. Visibility sometimes excellent, but frequently appalling or near zero where in snow and cloud.

How Cold? (at 900m)

-6C at dawn; tending to rise toward -3 or -4C from northwest. Will feel as cold as minus 20C directly in the wind.

Freezing Level

Close to or below freezing from glen level up, particularly away from west coast, post dawn. Will slowly rise toward 450m, or a little higher coastal slopes.