Advertencias, Urdøya

The water discharge will increase. Local flooding and erosion damage. Situation that requires vigilance and may cause local damages Stay informed on the situation. Secure and/or move assets away from vulnerable areas (car, caravan along rivers/streams, basements). Cleaning of drainage paths and culverts is recommended. Keep away from rivers and streams with high flow.

From Friday early morning gale force 8. Friday forenoon occasionally strong gale force 9, briefly storm force 10. Large waves. High risk of dangerous situations when in a small boat at sea. Moderately high waves with breaking crests forming spindrift. Considerable airborne spray. It is not recommended to be at sea in a small boat.

Locally strong wind gusts around 27-33 m/s are expected from northwest, and severe gale 9 to storm 10 at the coast. Wind increases in the south first. 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. High waves may cause damage to infrastructure and buildings in the coastal zone. Secure loose objects. Close windows and doors tightly. Make sure that gutters, scaffolding, aerials and tarpaulins are securely attached. 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.

Locally 5-20 cm/24h of snow is expected due to snow showers, in coastal regions as a combination of sleet and snow showers. In regions above 300 m more snow is expected locally. Vulnerable infrastructure can be affected due to accumulation of snow. Travel time may increase on some journeys. Local driving conditions may become difficult. Blowing snow at higher altitudes causes reduced visibility and possibly convoys and/or closed roads. Vulnerable installations and objects should be protected. Allow some extra time for transportation and driving. Use tires fit for winter conditions and use caution while driving. The need for emergency preparedness shall be assessed continuously by emergency response actors.