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 Monday, 22 February, 2021
British Mountain Summary: Based on forecast chart for noon 22 February, 2021 The front responsible for the rain over the last few days will finally clear eastwards on Monday. Almost everywhere will become dry, with excellent visibility and fairly light wind. Windy though N/W Highlands and a few showers NW Highlands.
Headline for Southern Uplands Light wind. Soon dry; cloud clearing the hills.
Detailed Forecast for Monday, 22 February, 2021
How windy? (On the Southwesterly, 15 to mostly 20mph. summits)
Effect of wind on Small. you?
How wet? Precipitation unlikely (Precipitation and its Risk of a little light rain near the Lothians and Cheviot hills post dawn; then dry. impact)
Cloud on the hills? All clearing Varied varied after dawn. Some lower slopes covered, whilst from the outset some summits cloud free. By late morning, almost all hills cloud free. Very low cloud may intermittently affect southern summits in Galloway. Chance of cloud Greater than 90% by late morning free summits?
Sunshine? Patchwork of sunshine by late morning. Air clarity (below cloud) Visibility becoming excellent as haze thins.
How Cold? (at 750m) 2C
Freezing Level Above the summits.
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Southern Uplands - Looking Ahead
Tuesday 23 February Wednesday 24 February
How windy? (On the Southerly, 50 to on highest tops 60mph. South or southwesterly 50mph although summits) west of a slowly moving front lying across region, a lull toward 25mph. Effect of wind on Rapid increase of speed with height Walking widely difficult where exposed you? will make mobility very difficult where on higher areas and wind chill severe. exposed on higher terrain. Severe But, at least in Galloway, conditions may wind chill. have eased. How wet? Rain setting in from west Rain most or all day (Precipitation and its Low confidence in the timing of persistent Rain; almost incessant much of region; least impact) rain edging in from west. Particularly rainfall near the Lothians. morning, the Borders may be dry, but However, the western limit of rain may lie within the rain area, expect heavy or across Dumfries & Galloway: westernmost torrential rain, particularly Galloway. hills perhaps having little if any rain. Very wet underfoot. Watercourses in spate. Cloud on the hills? Forming extensively in rain Blanket of fog across most mountains
Many hills may start free of low cloud, but Cloud extensively shrouding the hills, widely fog higher areas of Galloway. covering lower slopes although mostly above As rain develops, cloud lowering onto 500m near the Lothians and Cheviots. higher slopes, forming extensively above The fog may fragment and clear 400-750m, but lower Galloway. The westernmost summits. deterioration may only slowly edge into the Borders and not reach hills near Lothians. Chance of cloud 30% 20% free summits? Sunshine? Glimpses of sun Borders. Sunshine not expected. Air clarity (below Visibility excellent particularly Borders but Widely very poor visibility in rain and hazy at cloud) will deteriorate in rain, becoming widely best. However, chance of excellent visibility very poor west of M74. westernmost areas.
How Cold? (at 1C rising to 4C. 6C, although abrupt transition to 3C 750m) westwards across Dumfries and Galloway.
Freezing Level Above the summits Above the summits
Planning Outlook All mountain areas of Britain from Tuesday, 23 February, 2021 On Tuesday and Wednesday, another bout of upland gales, and rain - giving substantial rainfall western mountains from the Lake District north to near Skye. Otherwise, very much drier, and later in the week, total rainfall small on most mountains, although further rain and upland gales toward NW Highlands. Freeze thaw cycles on the Scottish Munros, otherwise upland areas rarely below freezing point.
Forecast issued at 14:26 on Sunday, 21 February, 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.
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