Southern Uplands
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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). Would you like to sponsor this forecast and reach the thousands of walkers and climbers that use MWIS every day? Contact us for details on promoting your business now! General Summary for Sunday, 18 April, 2021 British Mountain Summary: Based on forecast chart for noon 18 April, 2021 Windy with rain on and off near the west coast of Scotland north of Mull. A little rain elsewhere in Scotland, mainly morning. Dry in England and Wales, most summits clear of cloud and little wind at all. Headline for Southern Uplands A little rain and fog for western hills; mainly Galloway. Detailed Forecast for Sunday, 18 April, 2021 How windy? (On the Southerly, 15mph The Cheviot and near the Lothians to 20, perhaps 25mph in morning summits) Galloway. Effect of wind on Fairly small. you? How wet? Patchy rain western hills, mainly morning. Little if any further east (Precipitation and its Light rain now and again morning almost all west of M74; will fizzle out almost impact) completely into the afternoon. A little light rain may reach the Pentland hills. Cloud on the hills? Most summits cloud free; may form at times Galloway. Galloway: Hills intermittently cloud free, but banks of cloud for periods above 600m, occasionally 350m near the coast. Elsewhere: summits cloud free. Chance of cloud Almost certain, although 40% Galloway free summits? Sunshine? Ranging from cloudy western hills to intermittent sunshine Borders, although this may Air clarity (below be through high thin cloud. cloud) Very good or excellent visibility. How Cold? (at 750m) 4C Freezing Level Above the summits. Frost widely at dawn in valleys and upland areas sheltered from the wind. Visit us at www.mwis.org.uk Page 1 of 2 Live SU 2021-04-18 2021-04-20 MOUNTAIN WEATHER INFORMATION SERVICE www.mwis.org.uk Southern Uplands - Looking Ahead Monday 19 April Tuesday 20 April How windy? (On the Southerly, 15mph. although 10mph near Low confidence in this forecast. summits) Lothians and Cheviot hills. Direction may well vary, less than 15mph. Effect of wind on Mostly negligible. Small you? How wet? Rain not expected Bursts of rain (Precipitation and its Frequently dry, although increasingly threat impact) of an hour or two of steady rain, or perhaps heavier but briefer showers. Cloud on the hills? Confined to western hills Extensive on higher areas Near and west go M74: Extensive above The mountains extensively foggy above 500 600m and at lower near the coast. to 700m, although patches may form on Elsewhere: summits cloud free. lower slopes near the Solway. Chance of cloud 60% 50% free summits? Sunshine? Patchwork of sunshine. Little sunshine; frequently very god visibility. Air clarity (below Slight haze. cloud) How Cold? (at 3 to 5C; coldest Galloway 4C 750m) Freezing Level Above the summits. Above the summits. Planning Outlook All mountain areas of Britain from Monday, 19 April, 2021 Rain will erratically transfer to eastern Scotland and may break out in England and Wales on Tuesday - although the timing is uncertain. Then as pressure then builds again, fine weather will return. Although the wind will temporarily revert to northerly, the air drawn in will be less cold than recently. There may still be valley frost at night but daytime temperatures will be higher and freezing level only temporarily near 900m on Tuesday and Wednesday in Scotland. Widely very dry underfoot; beware fire risk. Forecast issued at 7:47 on Sunday, 18 April, 2021 The production of the Scottish forecasts is fully funded by the Scottish Government through Mountaineering 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 Mountain Weather Information Service, 2021. Visit us at www.mwis.org.uk Page 2 of 2 Live SU 2021-04-18 2021-04-20.