Local blowing snow is expected on mountain roads due to strong wind and snow. Temporarily decreasing wind Friday afternoon
Area
Applies to Mountainous areas in South Norway.
Instructions
Allow extra time for transportation and driving. Follow advice and check status from transport operators. Check road reports (175.no). Use tires fit for winter conditions and use caution while driving. Avoid unnecessary journeys to exposed places.
Consequences
Reduced visibility. Local driving conditions may become difficult due to snow accumulating on the road. Expect convoys and/or closed roads on short notice.
Timeline
- Wednesday, 8 February 18:00 - ongoing danger
- Saturday, 11 February 06:00 - danger is over
On Thursday we expect considerable avalanche danger for region Hallingdal. Avalanche problem is wind drifted snow (slab avalanches) and persistent weak layer (slab avalanches).
Area
Applies to Hallingdal.
Instructions
Travelling in avalanche terrain requires advanced knowledge, experience in route finding and ability to identify the avalanche problem. Generally, it is recommended to avoid avalanche terrain. Avalanches may hit some avalanche-exposed roads and occasionally settlements.
Danger levels
Green: danger level 1 - low avalanche danger (not shown on Yr)Yellow: danger level 2 - moderate avalanche danger (not shown on Yr)Orange: danger level 3 - considerable avalanche dangerRed: danger level 4 - high avalanche dangerRed: danger level 5 - very high avalanche dangerRead more about the severity levels at hjelp.yr.no
| Time | Weather | Temp. | Precip. mm | Wind(gust) m/s | Wind desc. |
|---|---|---|---|---|---|
 | 3° | 0 to 0.4 | 7 m/s from south west with gusts at 15 m/s | Moderate breeze from south west with gusts at 15 m/s | |
 | 3° | 0.1 to 1.2 | 6 m/s from south west with gusts at 15 m/s | Moderate breeze from south west with gusts at 15 m/s | |
 | 3° | 0.5 to 1.4 | 6 m/s from south west with gusts at 12 m/s | Moderate breeze from south west with gusts at 12 m/s | |
| 4° | 0.3 to 1.3 | 6 m/s from west with gusts at 14 m/s | Moderate breeze from west with gusts at 14 m/s | |
 | 3° | 0.1 to 0.9 | 6 m/s from west with gusts at 17 m/s | Moderate breeze from west with gusts at 17 m/s | |
 | 2° | 0 to 0.3 | 7 m/s from west with gusts at 17 m/s | Moderate breeze from west with gusts at 17 m/s | |
 | 1° | 0 to 0.4 | 7 m/s from west with gusts at 18 m/s | Moderate breeze from west with gusts at 18 m/s | |
| 1° | 0 to 0.4 | 8 m/s from west with gusts at 18 m/s | Fresh breeze from west with gusts at 18 m/s | |
 | 1° | 0.1 to 0.7 | 6 m/s from west with gusts at 17 m/s | Moderate breeze from west with gusts at 17 m/s | |
| 2° | 0.2 to 1.1 | 9 m/s from west with gusts at 21 m/s | Fresh breeze from west with gusts at 21 m/s | |
| 1° | 0.1 to 1.3 | 7 m/s from west with gusts at 23 m/s | Moderate breeze from west with gusts at 23 m/s | |
 | 1° | 0.1 to 1.7 | 7 m/s from west with gusts at 20 m/s | Moderate breeze from west with gusts at 20 m/s | |
 | 1° | 0.1 to 1.1 | 7 m/s from west with gusts at 17 m/s | Moderate breeze from west with gusts at 17 m/s | |
| 1° | 0.2 to 1.7 | 8 m/s from west with gusts at 21 m/s | Fresh breeze from west with gusts at 21 m/s | |
 | 1° | 0.1 to 1.8 | 5 m/s from west with gusts at 18 m/s | Gentle breeze from west with gusts at 18 m/s | |
| 1° | 0.4 to 1.9 | 9 m/s from west with gusts at 19 m/s | Fresh breeze from west with gusts at 19 m/s | |
| 0° | 0.3 to 1.2 | 10 m/s from west with gusts at 24 m/s | Fresh breeze from west with gusts at 24 m/s | |
| -1° | 0.2 to 1 | 9 m/s from north west with gusts at 23 m/s | Fresh breeze from north west with gusts at 23 m/s | |
 | -2° | 0.2 to 1 | 6 m/s from west with gusts at 23 m/s | Moderate breeze from west with gusts at 23 m/s | |
| -2° | 0.1 to 1 | 8 m/s from west with gusts at 19 m/s | Fresh breeze from west with gusts at 19 m/s | |
| -3° | 0.2 to 1.1 | 8 m/s from west with gusts at 24 m/s | Fresh breeze from west with gusts at 24 m/s | |
| -3° | 0.2 to 1 | 9 m/s from north west with gusts at 20 m/s | Fresh breeze from north west with gusts at 20 m/s | |
| -3° | 0.2 to 1 | 9 m/s from north west with gusts at 22 m/s | Fresh breeze from north west with gusts at 22 m/s | |
 | -4° | 0.1 to 0.9 | 8 m/s from north west with gusts at 21 m/s | Fresh breeze from north west with gusts at 21 m/s |