Rapid ice accumulation on a small boat may cause it to lose its stability, tip over and sink. For ships the issue is more directed towards slippery decks, handrailing, ladders, iced down safety boats and safety equipment. Ice accumulation may also damage radio communication if the antennas are freezing. Moderate ice accumulation on the bow/bridge of the ship.
more information:
Weather warnings: Norway
Awareness Reports - You can find detailed information about the warnings in the awareness reports issued for each area. Select the relevant area.
AkershusAust-AgderBuskerudFinnmark
Kyst- and fjordstroekene i Finnmark: Locally moderate icing on ships in exposed coast- and fjord areas.
Rapid ice accumulation on a small boat may cause it to lose its stability, tip over and sink. For ships the issue is more directed towards slippery decks, handrailing, ladders, iced down safety boats and safety equipment. Ice accumulation may also damage radio communication if the antennas are freezing. Moderate ice accumulation on the bow/bridge of the ship.
Remove ice from the boat. 
Finnmark: From Thursday afternoon expected local blowing snow because of strong wind from south. It is some loose snow available on the ground and on Friday some new snow is expected.
Reduced visibility. Local driving conditions may become difficult due to snow accumulating on the road. Expect convoys and/or closed roads on short notice.
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. OsloTelemarkVest-AgderVestfoldØstfold
Weather warnings: Norway
Awareness Reports - You can find detailed information about the warnings in the awareness reports issued for each area. Select the relevant area.
Akershus
Aust-Agder
Buskerud
Finnmark
Kyst- and fjordstroekene i Finnmark: Locally moderate icing on ships in exposed coast- and fjord areas.
Rapid ice accumulation on a small boat may cause it to lose its stability, tip over and sink. For ships the issue is more directed towards slippery decks, handrailing, ladders, iced down safety boats and safety equipment. Ice accumulation may also damage radio communication if the antennas are freezing. Moderate ice accumulation on the bow/bridge of the ship.
Remove ice from the boat.
Rapid ice accumulation on a small boat may cause it to lose its stability, tip over and sink. For ships the issue is more directed towards slippery decks, handrailing, ladders, iced down safety boats and safety equipment. Ice accumulation may also damage radio communication if the antennas are freezing. Moderate ice accumulation on the bow/bridge of the ship.
Finnmark: From Thursday afternoon expected local blowing snow because of strong wind from south. It is some loose snow available on the ground and on Friday some new snow is expected.
Reduced visibility. Local driving conditions may become difficult due to snow accumulating on the road. Expect convoys and/or closed roads on short notice.
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.
Reduced visibility. Local driving conditions may become difficult due to snow accumulating on the road. Expect convoys and/or closed roads on short notice.
Oslo
Telemark
Vest-Agder
Vestfold
Østfold
Coasts:
Aust-Agder kyst
Swedish border - Oksoey: From Thursday morning increasing south near gale force 7.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Finnmark kyst
North Cape - Vardoe: From Wednesday evening occasionally west near gale force 7, decreasing Thursday morning.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Hordaland kyst
Fedje - Maaloey: Wednesday evening increasing to south gale force 8, later strong gale force 9, late Thursday morning decreasing.
Moderately high waves with breaking crests forming spindrift. Considerable airborne spray. High waves whose crests sometimes roll over. Airborne spray may reduce visibility.
It is not recommended to be at sea in a small boat. Do not go out at sea in a small boat.
Moderately high waves with breaking crests forming spindrift. Considerable airborne spray. High waves whose crests sometimes roll over. Airborne spray may reduce visibility.
Møre og Romsdal kyst
Maaloey - Svinoey: Early thursday morning increasing to south gale force 8, occasionally strong gale force 9.
Moderately high waves with breaking crests forming spindrift. Considerable airborne spray. High waves whose crests sometimes roll over. Airborne spray may reduce visibility.
It is not recommended to be at sea in a small boat. Do not go out at sea in a small boat.
Moderately high waves with breaking crests forming spindrift. Considerable airborne spray. High waves whose crests sometimes roll over. Airborne spray may reduce visibility.
Nord-Trøndelag kyst
Roervik - Melbu: From Thursday morning increasing southeast or south near gale force 7, first in south.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Nordland kyst
Roervik - Melbu: From Thursday morning increasing southeast or south near gale force 7, first in south.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Rogaland kyst
Aana-Sira - Karmoey: Early thursday morning increasing to south near gale force 7, at times gale force 8.
Sea heaps up. Moderate amounts of airborne spray. Moderately high waves with breaking crests forming spindrift. Considerable airborne spray.
It is not recommended to be at sea in a small boat. Do not go out at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray. Moderately high waves with breaking crests forming spindrift. Considerable airborne spray.
Sogn og Fjordane kyst
Maaloey - Svinoey: Early thursday morning increasing to south gale force 8, occasionally strong gale force 9.
Moderately high waves with breaking crests forming spindrift. Considerable airborne spray. High waves whose crests sometimes roll over. Airborne spray may reduce visibility.
It is not recommended to be at sea in a small boat. Do not go out at sea in a small boat.
Moderately high waves with breaking crests forming spindrift. Considerable airborne spray. High waves whose crests sometimes roll over. Airborne spray may reduce visibility.
Sør-Trøndelag kyst
Roervik - Melbu: From Thursday morning increasing southeast or south near gale force 7, first in south.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Telemark kyst
Swedish border - Oksoey: From Thursday morning increasing south near gale force 7.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Vest-Agder kyst
Swedish border - Oksoey: From Thursday morning increasing south near gale force 7.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Vestfold kyst
Swedish border - Oksoey: From Thursday morning increasing south near gale force 7.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
Østfold kyst
Swedish border - Oksoey: From Thursday morning increasing south near gale force 7.
Sea heaps up. Moderate amounts of airborne spray.
It is not recommended to be at sea in a small boat.
Sea heaps up. Moderate amounts of airborne spray.
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