Mountain Weather Forecasts

Mountain forecasts are provided for the main mountain areas and those which have the highest visitor figures. Forecasts are issued twice per day and cover the daylight hours.

Weather forecast information for the UK mountain areas of Peak District, Lake District, Snowdonia, Yorkshire Dales and Brecon Beacons and the West and East Highlands.

For each area the forecast should cover:

For day one: Overview; Risk of occurrence of a selection of hazards; Weather symbol summary for 3 hourly slots; Probability of precipitation

For day one and day two a detailed forecast provides:
Weather;
Visibility;
Hill Fog;
Maximum winds above 600m East and West Highlands, 500m Lake District and Snowdonia and 400m Brecon Beacons and Peak District (800m Brecon Beacons) Yorkshire Dales;
Temperature at valley and 900m levels (800m Brecon Beacons);
Freezing level;
The latest pressure chart;
A 'National Park Authority (NPA) information' freeform text box containing information added by the NPA, this content is optional for the NPA and therefore will not always be present.

For days three to five an outlook summary text is provided.

For Snowdonia the basic Public Weather Service forecast is currently enhanced by funding from the Welsh Assembly which is not available through DataPoint.

针对主要山脉区域及游客量最高的山脉区域，提供山岳天气预报。预报每日发布两次，涵盖日间时段。

英国的山岳天气预报信息覆盖区域包括：皮克区、湖区、斯诺登尼亚、约克夏山谷和布里肯比肯斯以及西高地区和东高地区。

对于每个区域，预报内容应包括：

对于第一天：概述；一系列潜在危害发生的风险；每三小时时段的天气符号摘要；降水概率。

对于第一天和第二天，详细的预报还应提供以下信息：天气；能见度；山岳雾；东、西高地区600米以上、湖区及斯诺登尼亚500米以上、布里肯比肯斯及皮克区400米以上（布里肯比肯斯为800米）的极大风速；山谷和900米（布里肯比肯斯为800米）的气温；结冰层；最新的气压图；一个包含国家公园管理局（NPA）附加信息的非结构化文本框，NPA提供的内容为可选，因此可能不会始终存在。

对于第三天至第五天，提供概述性文本。

对于斯诺登尼亚，基本的公共天气预报服务由威尔士议会的资金支持而得到增强，而这一服务通过DataPoint无法获得。