Snowdonia National Park Forecast
The Snowdonia National Park.
Viewing Weather Forecast for Friday 30th January 2015
Forecast last updated on Thursday 29th January 2015 at 12:47pm
Summary for all mountain areas
Upland gales or near gales. Snow showers will continue, primarily on mountains with the sea to the north, where snow will be frequent. However, very few showers will extend down the spine of Britain, from the southern highlands southwards.
Headline for Snowdonia National Park
Upland gales; snow, mainly Snowdon range.
How windy? (On the summits)
North or northwesterly, 40 to possibly 55mph in gusts.
Effect of wind on you?
Difficult walking across the hills and severe wind chill.
Snow; perhaps frequent
Areas of snow showers, perhaps frequent over a couple of hours giving almost constant snow and whiteout on the Snowdon range. Few showers south of Barmouth to Bala. Small risk thunder.
Cloud on the hills?
Cloud base will vary, intermittently clearing most summits, but probably only rarely above 800m Snowdon range. Near precipitation cloud base will drop to or below 500m - perhaps extensively Snowdon range.
Chance of cloud free summits?
20% Snowdon range to 60% south of Bala to Barmouth
Sunshine and air clarity?
Sunshine, mostly eastern areas south of Bala. Visibility often excellent but appalling, perhaps near zero where in snow and cloud.
How Cold? (at 900m)
-3C, but will feel as cold as minus 18C directly in the wind.
450m, but a little higher summits nearest the coast.
All mountain areas of Britain from Saturday 31st January 2015
Cold throughout the coming week. Snow showers, focussed on mountain areas with the sea to the north will continue into next week, but over next week as a whole, there will be substantial fine conditions. Upland winds, still gale force intermittently into next week will then ease. Most terrain will remain frozen most or all next week, but otherwise, weather conditions will become fairly benign.