MOUNTAIN WEATHER INFORMATION SERVICE www.mwis.org.uk Southern Uplands
The Galloway hills eastward to the Lammermuir hills. The Cheviots (including higher hills within the adjacent Northumberland NP).
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General Summary for Saturday, 16 November, 2019
British Mountain Summary: Based on forecast chart for noon 16 November, 2019 The remnants of fronts will bring extensive low cloud and intermittent rain (snow higher areas), focussed on eastern Britain, although little precipitation Scottish Highlands. Cloud will clear some summits in western Scotland and also mid and south Wales.
Headline for Southern Uplands Light wind. Cloudy; fog covering Border hills where frequently wet.
Detailed Forecast for Saturday, 16 November, 2019
How windy? (On the North or northeasterly 10mph or less, although may reach 15mph eastern hills in the summits) Borders.
Effect of wind on Small you?
How wet? Rain, or on higher slopes wet snow, on and off Borders (Precipitation and its Rain frequently coming in off North Sea across the Borders. impact) Toward the M74, the rain very patchy; substantially dry Galloway. Wet snow higher tops.
Cloud on the hills? Extensive: many areas never clearing all day Borders: Ribbons of fog on lower slopes, some rarely clearing all day, and persistent on higher slopes. Dumfries and Galloway: Cloud frequently covering higher tops, and in morning patches below 500m, particularly Dumfriesshire. Chance of cloud 40% Galloway to almost nil Borders free summits?
Sunshine? Little or very likely no sunshine. Air clarity (below cloud) Visibility often very good Dumfries and Galloway, frequently poor elsewhere.
How Cold? (at 750m) 1C
Freezing Level Above the summits. On a few lower slopes near or west of M74, terrain frozen or partially frozen in morning after a frost.
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Southern Uplands - Looking Ahead
Sunday 17 November Monday 18 November
How windy? (On the Northerly 15mph perhaps 20mph The Northerly 15 to 25mph after dawn, strongest summits) Cheviot. Borders. Will drop from west during daylight to between 5 and 15mph. Effect of wind on Small. Becoming small or negligible you?
How wet? Risk showery precipitation Small risk isolated snow flurries (Precipitation and its West of M74: Small risk of a snow flurry Very likely no precipitation, but risk of an impact) higher slopes, a few spots of rain isolated flurry. elsewhere. East of M74: Confidence low, The highest risk will be across eastern risk of frequent rain for a few hours, or on Borders, most likely The Cheviot where very higher tops wet snow. low risk of the flurries being frequent for an hour or two. Cloud on the hills? Risk extensive fog, at varying heights. Very little
Low confidence: Risk fairly persistent cloud Summits extensively cloud free, although covering the hills at varying heights, fragments may persist on a few higher tops, including patches on lower slopes. most likely The Cheviot. Some higher summits will clear, perhaps extensively west of M74.
Chance of cloud 30% 80% free summits? Sunshine? Mostly cloudy. Areas of bright sun; the Borders, particularly Air clarity (below toward The Cheviot most cloudy. cloud) Visibility generally good or very good, but Superb visibility - although there could be very poor in showers. persistent fog some valleys.
How Cold? (at Around 1C, but some lower slopes near 0C 750m) freezing point after patchy frost valleys near and west of M74. Freezing Level 850m 700m - lower terrain frozen or partly frozen after a frost and there may be only partial melting on sunless slopes. Planning Outlook All mountain areas of Britain from Sunday, 17 November, 2019 Remaining cold next week. Temperatures will rarely exceed freezing point above 900m in the Scottish Highlands, whereas elsewhere, highest tops will be near or just above freezing point. Substantially dry early next week, before precipitation bearing fronts and strengthening winds extend erratically northeastwards across Britain. Driest will be the NW Scottish Highlands. There may be a slow rise in temperature next weekend.
Forecast issued at 22:18 on Friday, 15 November, 2019 The production of the Scottish forecasts is fully funded by the Scottish Government through the Mountaineering Council of Scotland with the support of sportscotland. Forecasts are issued daily by 16:30 and are kept under review and amended as necessary. However, expected conditions can still change after issue. © Copyright Geoff Monk & Associates, 2019.
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