From Friday evening, becasue of transition to above zero temperatures it is expected risk of rain freezing on cold ground and locally freezing rain. Transition to above freezing temperatures will first occur in North-Troendelag and Helgeland.
Area
Applies to Helgeland, Nord-Trøndelag, Saltfjellet, Salten, Ofoten, Lofoten, Vesteraalen, Sør-Troms and Nord-Troms.
Instructions
Be alert; ice may be difficult to see. Use tires fit for winter conditions and use caution while driving. Check road reports (175.no).
Consequences
Local driving conditions may become difficult.
Timeline
- Friday, 21 January 21:00 - increasing danger
- Saturday, 22 January 14:00 - danger is over
Landslides may be expected. Exposed railways and roads may be closed. Risk of slushflows is especially high in areas with more than 50 cm snow. The snow may in some places be fully water-saturated. Slushflows are triggered even in relatively gentle slopes, where water accumulates. Slushflows follow terrain depressions and may develop into debris flows. Heavy snowmelt is expected. Heavy rain is expected.
Area
Applies to Nordland og deler av Troms.
Instructions
Keep water paths and culverts free of snow, ice, gravel, waste, twigs and leaves. Clogged waterways with dammed water may cause landslides.
Consequences
Landslides may be expected. Exposed railways and roads may be closed.
From Saturday evening south to southwest up to severe gale force 9, with local gust 27-35 m/s. The danger decreases early Sunday morning.
Area
Applies to Salten, Ofoten, Lofoten, Vesteraalen and Soer-Troms.
Instructions
Secure loose objects. Avoid unnecessary journeys to exposed places. Follow advice and check status from transport operators. Check road reports (175.no). Be careful in coastal areas. In advance consider measures to limit damage.
Consequences
Loose items may be taken by the wind. Possibly cancelled departures for ferry, plane, or other transport. Bridges may be closed. Some journeys may have longer travel times. The power supply may be impacted, due to tree(s) falling over. Some roads may be closed due to trees or other objects in the road. Blowing snow at higher altitudes causes reduced visibility and possibly convoys and/or closed roads. Blowing snow causes reduced visibility and possibly convoys and/or closed roads. High waves may cause damage to infrastructure and buildings in the coastal zone. The strong wind may cause locally high waves in fjords and lakes.
Timeline
- Saturday, 22 January 20:00 - wind increases
- Sunday, 23 January 03:00 - wind wanes
On Saturday we expect considerable avalanche danger for region Sør-Troms. Avalanche problem is wind drifted snow (slab avalanches) and wet snow (slab avalanches).
Area
Applies to Sør-Troms.
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.
The three severity levels
Orange - considerable dangerRead more about the severity levels at hjelp.yr.no
| Time | Weather | Temp. | Precip. mm | Wind(gust) m/s | Wind desc. |
|---|---|---|---|---|---|
 | -1° | 0 to 0.2 | 8 m/s from south with gusts at 13 m/s | Fresh breeze from south with gusts at 13 m/s | |
| 0° | 0 | 8 m/s from south with gusts at 14 m/s | Fresh breeze from south with gusts at 14 m/s | |
| 0° | 0 to 0.2 | 11 m/s from south with gusts at 17 m/s | Strong breeze from south with gusts at 17 m/s | |
 | 0° | 0.1 to 1.3 | 10 m/s from south with gusts at 18 m/s | Fresh breeze from south with gusts at 18 m/s | |
| 1° | 0.3 to 1.8 | 10 m/s from south with gusts at 16 m/s | Fresh breeze from south with gusts at 16 m/s | |
 | 1° | 0 to 0.9 | 11 m/s from south with gusts at 17 m/s | Strong breeze from south with gusts at 17 m/s | |
| 2° | 0 to 0.5 | 11 m/s from south with gusts at 18 m/s | Strong breeze from south with gusts at 18 m/s | |
| 3° | 0 to 0.3 | 10 m/s from south with gusts at 17 m/s | Fresh breeze from south with gusts at 17 m/s | |
| 3° | 0 | 8 m/s from south with gusts at 15 m/s | Fresh breeze from south with gusts at 15 m/s | |
| 3° | 0 | 7 m/s from south with gusts at 13 m/s | Moderate breeze from south with gusts at 13 m/s | |
| 3° | 0 to 0.2 | 6 m/s from south with gusts at 11 m/s | Moderate breeze from south with gusts at 11 m/s | |
| 3° | 0 | 5 m/s from south east with gusts at 9 m/s | Gentle breeze from south east with gusts at 9 m/s | |
| 3° | 0 | 5 m/s from south with gusts at 9 m/s | Gentle breeze from south with gusts at 9 m/s | |
| 4° | 0 | 5 m/s from south with gusts at 9 m/s | Gentle breeze from south with gusts at 9 m/s | |
| 4° | 0 | 7 m/s from south west with gusts at 13 m/s | Moderate breeze from south west with gusts at 13 m/s | |
| 4° | 0 | 9 m/s from south west with gusts at 15 m/s | Fresh breeze from south west with gusts at 15 m/s | |
| 4° | 0 to 0.2 | 9 m/s from south west with gusts at 16 m/s | Fresh breeze from south west with gusts at 16 m/s | |
 | 4° | 0 to 0.4 | 12 m/s from south west with gusts at 20 m/s | Strong breeze from south west with gusts at 20 m/s | |
 | 4° | 0 to 0.7 | 12 m/s from south west with gusts at 21 m/s | Strong breeze from south west with gusts at 21 m/s | |
| 4° | 0 to 0.7 | 11 m/s from south west with gusts at 19 m/s | Strong breeze from south west with gusts at 19 m/s | |
| 4° | 0.3 to 1.6 | 13 m/s from south west with gusts at 21 m/s | Strong breeze from south west with gusts at 21 m/s | |
| 5° | 0.6 to 2 | 15 m/s from south west with gusts at 23 m/s | Moderate gale from south west with gusts at 23 m/s | |
 | 5° | 0.4 to 2.5 | 13 m/s from south west with gusts at 24 m/s | Strong breeze from south west with gusts at 24 m/s | |
 | 5° | 0 to 2.1 | 11 m/s from west with gusts at 24 m/s | Strong breeze from west with gusts at 24 m/s |