Digital Map Data:
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Wednesday, 3 September 2014: dawn to dusk
Printable view Forecast issued: 0406 on Wednesday, 3 September 2014
Another largely dry and fine day, once early mist patches and hill fog clears, though cloudier than Tuesday. However, there will be some sunny spells.
|Heavy snow||No Risk|
|Storm force winds||No Risk|
|Severe chill effect||No Risk|
|Persistent and extensive hill fog||Medium||Fairly extensive across eastern hills first thing, patchier in the west. Lifting during morning.|
|Heavy persistent rain||No Risk|
|Strong Sunlight||Medium||Given the time of year, there will be a risk of sunburn in the sunny spells that develop.|
|Dawn to 0900||0900 to 1200||1200 to 1500||1500 to dusk|
Areas of low cloud may bring fairly extensive hill fog across eastern hills, whilst in the west any hill fog will be patchier. The low cloud may be thick enough for the odd drizzly outbreak. This low cloud and any mist patches through the valley floors will lift and break up through the morning with sunny spells developing, the best of sunshine will be in the west during the afternoon. It will feel warm in the sunshine with light winds.
Generally good or very good below the cloud bases, and perhaps becoming excellent by afternoon. However, the visibility will be less than 100m where shrouded in the cloud.
Areas of low cloud first thing might bring fairly extensive hill fog across eastern hills with bases down to 300m, perhaps lower where mist patches occur. In the west, the hill fog will be patchier. Through the morning, the low cloud will lift and break up with all summits becoming clear of cloud by the afternoon. Patchy hill of may reform across eastern upslopes by late evening.
|Valleys||Plus 10 becoming 23 Celsius during the afternoon.|
|800 m||Plus 12 Celsius|
|Freezing level||Above the summits.|
Any mist and fog patches will soon clear through the morning to leave a bright day across the park with some sunshine, perhaps prolonged in the west. With lights winds it will feel warm in the sunshine, especially through sheltered valley floors. Thicker cloud may spread in from the east later in the evening.
Generally very good or excellent with distant hills clearly discernible. However, the visibilities will be very poor in any early fog/hill fog.
Areas of low cloud and mist patches through the valley floors will develop overnight bringing occasional hill fog, mainly in the east. However, this will clear through the morning to leave all summits clear of cloud by afternoon.
|Valleys||Plus 10 becoming 23 Celsius|
|800 m||Plus 12 or 13 Celsius|
|Freezing level||Above the summits.|
A fairly cloudy start to the day. The cloud perhaps thick enough for the odd spot of light rain or drizzle. However, sunny spells are likely to develop through the day with hill fog clearing. A gentle easterly breeze. Freezing level well above the summits.
Often large amounts of cloud on Saturday, chance of a little drizzle, but there will be some sunnier breaks at times. Moderate easterly winds. Freezing level well above the summits.
Cloud and hill fog may well be more extensive on Sunday, especially in the morning, with some patchy rain and drizzle possible. The best of any bright or sunny breaks will be during the afternoon. Showery rain may spread up from the southwest later in the day. Moderate to occasionally fresh easterly winds.
Altitude 353 metres
Rainfall measured at 03:00 Wednesday, 03 September 2014
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.
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