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Peak District

Weather hazards over 300m on Fri 20 Jan 2017

High risk

Persistent extensive hill fog
Widespread above 250m during the morning. Becoming nil by mid-afternoon.

Medium risk

No medium risks
none

Low risk

Severe chill effect
Warm layers essential, with a cold damp morning, then turning chilly as skies clear later.

No risk

Blizzards
none
Heavy snow
none
Storm force winds
none
Gales
none
Thunderstorms
none
Heavy persistent rain
none
Strong sunlight
none

Fri 20 Jan 2017

Widespread hill fog will lead to a dull start, with some difficult navigation. This will clear around the middle of the day, with some fine conditions developing. By the mid-afternoon most hills are expected to see unbroken sunshine. However a cold breeze will develop, leading to a noticeable wind chill. Temperatures will quickly fall after dark.

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
Fog Fog Mist Cloudy Sunny intervals Sunny day Clear night Clear night
Precipitation probability
10% 10% 10% 10% 0% 0% 0% 0%

Visibility

Moderate to poor during the morning, with hill fog leading to some difficult navigation. As this clears, visibility will increase to very good to excellent, with distant hill visible.

Hill Fog

Widespread broken cloud will shroud hills above 250m during the morning, but will lift around the middle of the day. Many hills will clear, especially across the south, with sunny skies expected to develop.

Max wind above 400m

Easterly 5-10mph becoming 15-25mph during the evening.

Temperature

Valleys:
Plus 6 Celsius beoming Zero Celsius by midnight.
800m:
Plus 2 Celsius become Zero Celsius by the evening.
Freezing level:
Above the summits until dark then falling to valley level by midnight.

Recent Rainfall

Location:
Cat & Fiddle (midway between Buxton and Macclesfield)
Altitude:
511 m
Rainfall measured at:
1500 on Thu 19 Jan 2017
Last 24 hours:
0.2 mm
Last 48 hours:
3.6 mm
Last 72 hours:
5.2 mm

Rainfall data provided by the Environment Agency. The Met Office is not responsible for content provided by third parties and may remove this data without warning.

Sat 21 Jan 2017

Shallow mist or fog patches could develop in valleys overnight. Otherwise it will be a cold, frosty, but sunny start. with some fine conditions on the hills. However the easterly breeze will lead cloud returning during the afternoon. This will thicken by dusk with hill fog becoming widespread, especially across eastern hills. The odd spot of drizzle, is then possible, perhaps falling as snow grains across the high points of Edale Moor.

Visibility

Good to Very good during the morning, but falling to poor to very poor overnight as cloud and hill fog moves in,

Hill Fog

Ragged patches of fog during the morning, mostly within valleys. This will clear through the morning. However into the evening cloud will thicken and descend, especially across eastern parts, with hill fog likely above 500m, and some patches possible down to 300m

Max wind above 400m

Easterly 20-30mph, easing to 10-15mph by dusk.

Temperature

Valleys:
Plus 4 Celsius.
800m:
Minus 2 Celsius, becoming Zero Celsius during the day.
Freezing level:
At valley floors at first, but rising to 600m by midday.

Sun 22 Jan 2017

Overnight cloud and occasional spots of rain will clear through the morning, leading to a largely dry day. There will be some brighter spells, and winds will remain light. However it will remain a cold day, with the freezing level around 600m.

Mon 23 Jan 2017

A cold, frosty and perhaps foggy start. Whilst brighter spells are then possible, where any fog has formed, it will be slow to clear. Freezing level will be around valley floors at first, but rising to around 400m during the day.

Tue 24 Jan 2017

A similar day to Monday, with any mist and fog reforming overnight, and widespread freeze where skies remain clearer. Some brighter perhaps sunny spells are again possible during the day. Winds will also gradually increase during the evening, especially across the higher points. Freezing level will rise from the valley floors at first, to around 300m.

Issued at: 1717 on Thu 19 Jan 2017