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 thursday 21 November 10:00 to friday 22 November 21:59
Gale and storm warning
Forties
Forties: Northwest occasionally gale 8 from Thursday 17utc until 23utc
Roest Bank
Roest Bank: Northeast occasionally gale 8 from Friday 06utc
Vesteraalsbank
Vesteraalsbank: Northeast gale 8 from Friday 04utc
Banks outside Troms
Banks outside Troms: Northeast severe gale 9 from Friday 02utc
Tromsoeflaket
Tromsoeflaket: Northeast severe gale 9 from Thursday 23utc
Hjelmsoey Bank
Hjelmsoey Bank: Northeast severe gale 9 from Thursday 22utc
North Cape Bank
North Cape Bank: Northeast severe gale 9 from Thursday 21utc
North Bank
North Bank: East severe gale 9 from Thursday 19utc
Kildin Bank
Kildin Bank: East severe gale 9 from Thursday 15utc
B5
B5: Northeast gale 8 from Friday 16utc
C4
C4: Northeast severe gale 9 from Friday 09utc
C5
C5: Northeast severe gale 9 from Friday 03utc
D2
D2: Northeast occasionally gale 8 from Thursday 10utc until Friday 00utc
D3
D3: Northeast occasionally gale 8 from Thursday 10utc until 18utc and from Friday 08utc
Deep D4
Deep D4: North severe gale 9 from Friday 02utc
E2
E2: Northeast occasionally gale 8 from Thursday 15utc until 22utc
E3
E3: North gale 8 from Friday 08utc until 20utc
Deep E4
Deep E4: Northeast gale 8 from Friday 00utc
F3
F3: North occasionally gale 8 from Friday 08utc
Synoptic situation
Storm centre 968 hPa, 61 N 22 E, almost stationary, expected 973 hPa, 62 N 22 E by Friday 06 utc.
Low 989 hPa, 60 N 03 W, moving SE, expected 989 hPa, 56 N 05 E by Friday 06 utc.
A new storm centre expected 974 hPa, 65 N 36 E by Friday 06 utc.
Ocean forecast
Inner Skagerrak
North 5. Slight. Dry and good.
Outer Skagerrak
Variable 4, occasionally northwest 6. Slight. Dry and good.
Fisher
Variable 5, occasionally northwest near gale 7. Moderate, occasionally rough. Rain with moderate.
Forties
Variable 6, occasionally northwest near gale 7. Moderate or rough. Rain with moderate.
South Utsire
Variable 4, increasing to variable 6, occasionally northwest near gale 7. Moderate, occasionally rough. Rain with moderate.
North Utsire
Northeast 5, increasing to northwest 6, occasionally near gale 7. Moderate, occasionally rough. Rain with moderate.
Viking
Variable 6, occasionally northwest near gale 7. Rough. Rain with moderate.
East-Tampen
Northeast near gale 7, backing northwest. Rough. Rain with moderate.
Storegga
North 6, increasing to north near gale 7. Rough. Rain with moderate.
Froeya Bank
Northeast 6, increasing to north near gale 7. Rough. Rain with moderate.
Halten Bank
Northeast 6, occasionally north near gale 7. Rough. Snow with poor, becoming rain with moderate.
Storegga-Halten Bank to Greenwich Meridian
Northeast 6, increasing to north near gale 7. Rough, occasionally very rough. Rain with moderate.
Sklinna Bank
Northeast 6, decreasing to variable 4. Moderate, occasionally rough. Dry and good, becoming snow with poor.
Traena Bank
Northeast 6, occasionally near gale 7. Moderate or rough. Snow with poor.
Roest Bank
Northeast 6, increasing to northeast near gale 7, occasionally north gale 8. Moderate to very rough. Dry and good, becoming rain with moderate.
Outer Vestfjord
Northeast near gale 7, decreasing to 6. Slight or moderate, occasionally rough. Dry and good, becoming snow with poor.
Vesteraalsbank
East 6, increasing to northeast gale 8. Moderate to very rough. Occasional snow with poor, becoming rain with moderate.
Banks outside Troms
East 5, increasing to northeast gale 8, occasionally northeast severe gale 9. Moderate to very rough, occasionally high. Snow with poor, becoming rain with moderate.
Tromsoeflaket
East 6, increasing to northeast severe gale 9. Rough to high. Snow with poor, becoming rain with moderate.
Hjelmsoey Bank
East 6, increasing to northeast severe gale 9. Moderate to high. Snow with poor, becoming rain with moderate.
North Cape Bank
East 6, increasing to northeast severe gale 9. Moderate to high. Snow with poor, becoming rain with moderate.
North Bank
East gale 8, increasing to severe gale 9. Rough to high. Snow with poor, becoming rain with moderate.
Kildin Bank
East gale 8, veering south, occasionally east severe gale 9. Rough to high. Snow with poor, becoming rain with moderate.
NB
West 4. Slight. Dry and good. Risk of moderate icing.
YP
Variable 4. Slight. Dry and good.
LiD
Variable 4. Slight. Occasional snow with poor, becoming dry and good.
BnS
Variable 5. Slight. Snow with poor. Risk of moderate icing.
A2
Southwest 4. Slight. Dry and good.
A3
Variable 4. Slight. Snow with poor, becoming dry and good.
A4
Variable 4. Slight. Snow with poor.
A5
Variable 4. Slight. Snow with poor, becoming dry and good. Risk of moderate icing.
B2
Variable 4. Slight. Occasional snow with poor, becoming dry and good. Risk of moderate icing.
B3
Variable 4. Slight. Snow with poor.
B4
Variable 4, occasionally northeast near gale 7. Slight, occasionally rough. Snow with poor.
B5
Northeast 5, occasionally gale 8. Slight, occasionally high. Snow with poor.
C2
Northeast 5. Slight or moderate. Snow with poor. Risk of moderate icing.
C3
Northeast 6, occasionally near gale 7. Rough, occasionally very rough. Snow with poor.
C4
Northeast 6, increasing to gale 8, occasionally severe gale 9. Rough or very rough, occasionally high. Snow with poor.
C5
Variable 5, increasing to northeast severe gale 9. Moderate to high. Snow with poor.
D2
Northeast near gale 7, decreasing to 6. Rough, occasionally very rough. Snow with poor. Risk of moderate icing.
D3
Northeast near gale 7, occasionally gale 8. Rough or very rough. Snow with poor.
Deep D4
Variable 6, increasing to northeast gale 8, occasionally north severe gale 9. Rough or very rough, occasionally high. Snow with poor, becoming rain with moderate.
E2
North near gale 7, occasionally gale 8, becoming 6. Rough, occasionally very rough. Snow with poor.
E3
Variable 6, increasing to north gale 8. Rough or very rough. Snow with poor, becoming rain with moderate.
Deep E4
East 6, increasing to northeast gale 8. Moderate to very rough. Snow with poor, becoming rain with moderate.
F2
North 6. Rough. Rain with moderate, becoming snow with poor.
F3
Northeast 6, increasing to north near gale 7, occasionally north gale 8. Rough or very rough. Rain with moderate.