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West Highlands

Weather hazards over 300m on Sat 03 Dec 2016

High risk

No high risks
none

Medium risk

No medium risks
none

Low risk

No low risks
none

No risk

Blizzards
none
Heavy snow
none
Storm force winds
none
Gales
none
Severe chill effect
none
Persistent extensive hill fog
none
Thunderstorms
none
Heavy persistent rain
none
Strong sunlight
none

Sat 03 Dec 2016

Some long clear spells expected across the eastern Northwest Highlands and around the Great Glen with some freezing fog patches possible in the Straths and Glens, otherwise rather cloudy with a few spots of rain or flakes of summit snow over far western ranges. Little change then expected through Saturday with the eastern Northwest Highlands and around the Great Glen see the best of the sunshine.

Time
0000 to 0300 0300 to 0600 0600 to 0900 0900 to 1200 1200 to 1500 1500 to 1800 1800 to 2100 2100 to 2400
Weather
Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night
Precipitation probability
10% 10% 10% 10% 10% 10% 10% 0%

Visibility

Good or very good with some good panoramic views possible, especially across the eastern Northwest highlands and ranges around the Great Glen, falling moderate at times in rain or summits snow. Visibility very poor in any low level freezing fog.

Hill Fog

Across the western Northwest Highlands, Lochaber, Argyll and the Trossachs periods above about 900m are expected falling to 600m at times, especially in any rain, otherwise amounts small below summit level.

Max wind above 600m

Southerly 15-20mph

Temperature

Valleys:
Minus 1 Celsius rising to plus 5 Celsius, and locally plus 8 Celsius in the west, falling back towards zero in the evening.
800m:
Around plus 1 Celsius.
Freezing level:
Around 1050m, but frozen surfaces expected to low levels across more eastern ranges through the morning.

Sun 04 Dec 2016

Still rather a lot of cloud across southern and western parts but long clear spells elsewhere leading to a widespread frost with freezing fog patches developing. Any freezing fog patches again slow to clear leaving another largely dry day with some good spells of sunshine, these developing more widely across southern and western parts than on Saturday.

Visibility

Generally very good but locally very poor in any low level freezing fog patches

Hill Fog

Across the western Northwest Highlands, Lochaber, Argyll and the Trossachs periods generally becoming occasional above about 900m are expected, otherwise amounts small below summit level.

Max wind above 600m

Southerly 10-15mph.

Temperature

Valleys:
Around zero Celsius falling to minus 5 Celsius towards dawn then rising to plus 4 Celsius by day.
800m:
Around zero Celsius
Freezing level:
Around 900m but frozen surfaces expected to low levels through the morning.

Mon 05 Dec 2016

Overnight freezing fog patches slowly clearing with another largely fine and dry day following with some decent spells of sunshine, especially away from the west coast. Cloud increasing later. Freshening southeasterly winds. Freezing level around 750m.

Tue 06 Dec 2016

A cloudier day with outbreaks of rain, some brightness in the north, with outbreaks of rain and Munro snow developing, especially during the afternoon and evening. Fresh southeasterly winds becoming strong later. Freezing level gradually rising above the summits.

Wed 07 Dec 2016

A cloudy day generally with outbreaks of rain, perhaps some Munro snow at first, heaviest and most persistent across Lochaber, Argyll and towards Skye. Strong to gale force southerly winds. Freezing levels above the summits.

Issued at: 1720 on Fri 02 Dec 2016