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West Highland: latest temperature
Wednesday, 22 May 2013: dawn to dusk
Printable view Forecast issued: 0328 on Wednesday, 22 May 2013
Overview for Wednesday
A cold, strong showery airflow will cover Scotland. The showers will be most frequent in the north and turning to snow over higher peaks. Fewer showers and more sunshine over southern ranges.
| Hazards | Risk | Explanation |
|---|---|---|
| Blizzards | Low | Heavy snow showers over highest peaks in north will produce temporary blizzard conditions. |
| Heavy snow | Low | Heavy snow showers over highest peaks in north but no significant accumulations. |
| Storm force winds | No Risk | |
| Gales | High | Gale force northwesterly winds over most higher ridges and summits. |
| Severe chill effect | High | Due to strong winds and sub-zero temperatures on summits. |
| Persistent and extensive hill fog | No Risk | |
| Thunderstorms | No Risk | |
| Heavy persistent rain | No Risk | |
| Strong Sunlight | No Risk |
key to hazards and forecast content
| Dawn to 0900 | 0900 to 1200 | 1200 to 1500 | 1500 to dusk |
 Sunny intervals |
 Light rain showers |
 Sleet showers |
Sleet showers |
| 10-30% | 30-50% | 50-70% | 50-70% |
Detailed mountain weather forecast: West Highlands
Wednesday
Weather
A bright day across the West Highland area with sunny spells and blustery showers. The showers will be most frequent and heavy at times over the mountains of Skye and the Northwest Highlands with snow above about 700M. There will be temporary blizzard conditions over the tops but the showers passing by quickly. More sheltered ranges further south will see fewer showers and more in the way of sunshine, in particular the Arrochar Alps, Ben Lomond and into the Trossachs.
Visibility
Very good visibility away from showers with distant hills in all directions clearly visible. There will be marked temporary reductions to very poor visibility in the north as heavier showers pass by.
Hill fog
Occasional fog over Skye and the Northwest Highlands above about 700 to 800M, becoming extensive as the showers pass by. Hills towards the south of the area will be fog-free for much of the time but occasional fog forming above 800M by the afternoon.
Maximum winds above 600m
Very strong and gusty northwesterly winds across the tops. Average speeds of around 40mph and gusts 65mph, especially over higher tops of the north Highlands.
Temperature
| Glens | Plus 3 Celsius at dawn rising to 14 Celsius across sheltered parts Argyll and the Trossachs but only 11 Celsius over the Northwest. |
| 900 m | Plus 3 Celsius falling to zero Celsius. |
| Freezing level | 1200M falling to 900M. |
Thursday
Weather
A very windy and bitterly cold day over the West Highland area. Sleet and snow showers will continue in the north with some developing further south during the day. The showers of snow above about 400M. Temporary blizzard conditions across the tops in the North, with best of sunshine over sheltered southern hills such as the Arrochar Alps.
Visibility
Very good away from showers but poor or even very poor as the heavier showers pass by.
Hill fog
Occasional fog above 700 to 800M becoming extensive near to showers, especially in the North.
Maximum winds above 600m
Severe gale or storm force northerly winds over the summits. Average speeds of 50 to 60mph and gusts 80 over higher ridges and summits.
Temperature
| Glens | Plus 2 Celsius rising to 10 Celsius. |
| 900 m | Minus 2 Celsius with and extreme wind-chill effect. |
| Freezing level | 700M. |
Outlook
Friday
A much better day for climbers and hillwalkers across the West Highland area. Most ranges will be dry with sunny spells and much lighter winds.
Saturday
A fine day. Mainly dry with sunny spells, excellent visibility and light winds.
Sunday
Rather more in the way of cloud expected with some patchy light rain likely at times, especially towards the northwest.
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