Here you can read the sea forecast for the areas within Norway's responsibility.
The sea forecasts covering areas from 56° north latitude to the Arctic ice edge are automatically generated two times a day. Gale and storm warnings are checked by a meteorologist and issued for sea areas where gale force 8 or stronger is expected.
The relation between wave height and sea state can be found here: https://snl.no/sjøgang.
You can also view the subjective analysis chart, forecast chart, and satellite images, to get a better understanding of the weather developments.
Forecast for wednesday 10 December 10:00 to thursday 11 December 21:59
Gale and storm warning
Forties
Forties: Southwest occasionally gale 8 from Wednesday 10utc until Thursday 06utc
North Utsire
North Utsire: Southwest occasionally gale 8 from Wednesday 21utc until Thursday 02utc
Viking
Viking: Southwest occasionally gale 8 from Wednesday 10utc until 18utc, west severe gale 9 from Wednesday 18utc until Thursday 06utc
East-Tampen
East-Tampen: South gale 8 from Wednesday 10utc until 23utc, west occasionally gale 8 from Wednesday 23utc until Thursday 04utc
Storegga
Storegga: South occasionally gale 8 from Wednesday 11utc until 22utc
Froeya Bank
Froeya Bank: Southwest occasionally gale 8 from Wednesday 12utc until 15utc
Storegga-Halten Bank to Greenwich Meridian
Storegga-Halten Bank to Greenwich Meridian: East gale 8 Wednesday 10utc, south occasionally gale 8 from Wednesday 10utc until 12utc
Kildin Bank
Kildin Bank: Northeast occasionally gale 8 from Thursday 14utc until 18utc
YP
YP: South occasionally gale 8 from Thursday 11utc
D3
D3: East gale 8 from Wednesday 10utc until 22utc
Deep D4
Deep D4: East gale 8 from Wednesday 10utc until 20utc
E2
E2: East occasionally gale 8 from Wednesday 10utc
E3
E3: East gale 8 from Wednesday 10utc until Thursday 07utc
Deep E4
Deep E4: East gale 8 from Wednesday 10utc until Thursday 03utc
F2
F2: East occasionally severe gale 9 from Wednesday 10utc
Synoptic situation
Storm centre 961 hPa 62 N 05 W moving slowly E, expected 987 hPa at 63 N 02 E by Thursday 06 utc.
High 1020 hPa 79 N 03 W moving E, expected 1021 hPa at 78 N 33 E by Thursday 06 utc.
Ocean forecast
Inner Skagerrak
Southwest 6, increasing to west near gale 7. Rough or very rough. Dry and good, becoming rain with moderate.
Outer Skagerrak
Southwest near gale 7. Rough or very rough. Rain with moderate.
Fisher
Southwest near gale 7. Very rough. Rain with moderate.
Forties
Southwest gale 8, decreasing to 6. Rough or very rough. Rain with moderate.
South Utsire
Southwest near gale 7, decreasing to 6. Very rough. Rain with moderate.
North Utsire
Southwest near gale 7, occasionally gale 8, becoming 5. Very rough, occasionally high. Rain with moderate.
Viking
Southwest gale 8, occasionally severe gale 9, becoming 6. Very rough or high. Rain with moderate.
East-Tampen
South gale 8, decreasing to 5. Very rough or high. Rain with moderate.
Storegga
South near gale 7, occasionally gale 8. Very rough or high. Rain with moderate.
Froeya Bank
South 6, occasionally southwest near gale 7. Very rough, occasionally high. Rain with moderate.
Halten Bank
Southwest near gale 7, decreasing to variable 5. Very rough. Rain with moderate.
Storegga-Halten Bank to Greenwich Meridian
Variable near gale 7, occasionally east gale 8, becoming variable 6. Very rough or high. Rain with moderate.
Sklinna Bank
East 5. Moderate or rough, occasionally very rough. Rain with moderate.
Traena Bank
East 6. Rough or very rough. Rain with moderate, becoming dry and good.
Roest Bank
East near gale 7, decreasing to 6. Rough or very rough. Dry and good.
Outer Vestfjord
East 6. Moderate or rough. Dry and good.
Vesteraalsbank
East near gale 7. Very rough. Dry and good.
Banks outside Troms
East near gale 7, decreasing to 5. Moderate or rough. Snow with poor.
Tromsoeflaket
East 6, occasionally near gale 7. Rough. Snow with poor.
Hjelmsoey Bank
Northeast 6, occasionally east near gale 7. Moderate or rough. Snow with poor.
North Cape Bank
Northeast 6. Moderate or rough. Snow with poor.
North Bank
Northeast 5, increasing to near gale 7. Moderate to very rough. Snow with poor.
Kildin Bank
Northeast 5, increasing to near gale 7, occasionally gale 8. Moderate to very rough. Snow with poor.
NB
Southwest 5. Snow with poor. Risk of moderate icing.
YP
Variable 4, increasing to south near gale 7, occasionally gale 8. Slight to rough. Snow with poor.
LiD
South 5, increasing to near gale 7. Slight to rough. Snow with poor.
BnS
South 5, increasing to near gale 7. Slight, occasionally rough. Snow with poor, becoming dry and good.
A3
Variable 5, increasing to south near gale 7, occasionally gale 8. Slight to rough. Snow with poor.
A4
South 6, increasing to near gale 7. Slight, occasionally rough. Snow with poor.
A5
Variable 4. Slight. Occasional snow with poor, becoming dry and good. Risk of moderate icing.
B2
South 5, increasing to near gale 7. Moderate, occasionally rough. Snow with poor.
B3
South 6, occasionally near gale 7. Moderate or rough. Snow with poor.
B4
Variable 5. Slight. Snow with poor. Risk of moderate icing.
B5
Northeast 5. Moderate. Snow with poor, becoming dry and good. Risk of moderate icing.
C2
Variable 5. Rough. Snow with poor.
C3
Southeast 5. Rough. Snow with poor, becoming dry and good.
C4
Variable 5. Moderate or rough. Dry and good, becoming snow with poor. Risk of moderate icing.
C5
Variable 6, occasionally northeast near gale 7. Moderate or rough. Snow with poor. Risk of moderate icing.
D2
East near gale 7. Very rough. Occasional snow with poor, becoming dry and good.
D3
East gale 8, decreasing to 6. Very rough. Dry and good.
Deep D4
East gale 8, decreasing to 6. Rough or very rough. Snow with poor.
E2
East near gale 7, occasionally southeast gale 8. Very rough, occasionally high. Rain with moderate, becoming dry and good.
E3
East gale 8, decreasing to near gale 7. Very rough, occasionally high. Rain with moderate, becoming dry and good.
Deep E4
East gale 8, decreasing to near gale 7. Very rough. Dry and good, becoming occasional snow with poor.
F2
East gale 8, occasionally severe gale 9, becoming near gale 7. Very rough or high. Rain with moderate.
F3
East near gale 7. Very rough, occasionally high. Rain with moderate.