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 monday 15 September 22:00 to wednesday 17 September 09:59
Gale and storm warning
Fisher
Fisher: Northwest gale 8 from Tuesday 01utc until 06utc
Forties
Forties: Northwest gale 8 from Monday 22utc until Tuesday 02utc
Tromsoeflaket
Tromsoeflaket: Northeast gale 8 from Wednesday 05utc
Hjelmsoey Bank
Hjelmsoey Bank: East gale 8 from Wednesday 05utc
C4
C4: Northeast gale 8 from Wednesday 05utc
C5
C5: East gale 8 from Wednesday 07utc
D2
D2: North gale 8 from Wednesday 05utc
Deep D4
Deep D4: Northeast gale 8 from Wednesday 07utc
Synoptic situation
Low 1007 hPa, 76 N 37 E, moving SE expected 999 hPa at 71 N 81 E Tuesday 18 utc.
Low 994 hPa, 65 N 18 E, moving NW expected 993 hPa at 67 N 11 E Tuesday 18 utc.
Low 983 hPa, 58 N 2 E, moving NE expected 994 hPa at 60 N 14 E Tuesday 18 utc.
Ocean forecast
Inner Skagerrak
West 6, occasionally near gale 7. Moderate or rough. Rain with moderate, becoming dry and good.
Outer Skagerrak
South 5, increasing to west near gale 7. Moderate or rough. Rain with moderate.
Fisher
West near gale 7, occasionally northwest gale 8. Rough, occasionally very rough. Rain with moderate.
Forties
West near gale 7, occasionally northwest gale 8, becoming west 6. Rough, occasionally very rough. Rain with moderate.
South Utsire
West near gale 7, decreasing to 6. Rough. Rain with moderate.
North Utsire
Northwest 5. Moderate or rough. Rain with moderate.
Viking
Northwest 6, occasionally west near gale 7. Rough. Rain with moderate.
East-Tampen
North 6. Moderate or rough. Rain with moderate.
Storegga
North 5, occasionally near gale 7. Moderate or rough, occasionally very rough. Rain with moderate.
Froeya Bank
Northeast 5. Moderate or rough. Dry and good, becoming rain with moderate.
Halten Bank
Variable 4. Slight to rough. Dry and good, becoming rain with moderate.
Storegga-Halten Bank to Greenwich Meridian
North 6, increasing to near gale 7. Rough, occasionally very rough. Rain with moderate.
Sklinna Bank
Variable 4. Slight or moderate, occasionally rough. Dry and good, becoming rain with moderate.
Traena Bank
Variable 4. Moderate, occasionally rough. Dry and good, becoming rain with moderate.
Roest Bank
Northeast 5, occasionally north near gale 7. Moderate or rough, occasionally very rough. Rain with moderate.
Outer Vestfjord
Variable 4. Slight. Rain with moderate.
Vesteraalsbank
Northeast 6, increasing to north near gale 7, occasionally north gale 8. Moderate to very rough. Rain with moderate.
Banks outside Troms
Northeast 6. Moderate or rough. Rain with moderate.
Tromsoeflaket
Northeast near gale 7, occasionally gale 8. Moderate or rough, occasionally very rough. Rain with moderate.
Hjelmsoey Bank
East 6, increasing to near gale 7, occasionally gale 8. Moderate or rough, occasionally very rough. Rain with moderate.
North Cape Bank
East 6, increasing to near gale 7. Moderate or rough, occasionally very rough. Rain with moderate.
North Bank
East 5, increasing to near gale 7. Slight to rough. Rain with moderate.
Kildin Bank
Variable 4. Slight. Rain with moderate.
NB
Northeast 5. Slight. Occasional snow with poor.
NBB
North 6. Slight or moderate. Occasional snow with poor, becoming dry and good. Risk of moderate icing.
LeD
North 6. Slight or moderate. Occasional snow with poor, becoming dry and good.
YP
Northeast 5. Slight or moderate. Occasional snow with poor, becoming dry and good.
LiD
Northeast 5. Slight. Dry and good.
BnS
Northeast 5. Slight. Snow with poor.
A1
North 6. Moderate, occasionally rough. Snow with poor, becoming dry and good.
A2
North 6, occasionally near gale 7. Rough. Snow with poor.
A3
Northeast 6, occasionally near gale 7. Moderate, occasionally rough. Snow with poor.
A4
East 5. Slight. Snow with poor.
A5
Northeast 5. Slight. Snow with poor.
B1
North 6, occasionally near gale 7. Moderate or rough. Snow with poor.
B2
North near gale 7, occasionally gale 8. Rough. Snow with poor. Risk of fog.
B3
Variable 6, occasionally north near gale 7. Moderate or rough. Rain with moderate.
B4
East 5, increasing to northeast near gale 7. Moderate or rough. Rain with moderate.
B5
Northeast 5, increasing to east near gale 7. Moderate or rough. Rain with moderate.
C2
North near gale 7. Rough. Rain with moderate.
C3
North 6, increasing to northeast near gale 7. Rough. Rain with moderate.
C4
Northeast 6, increasing to near gale 7, occasionally gale 8. Moderate or rough, occasionally very rough. Rain with moderate.
C5
Northeast 6, increasing to northeast near gale 7, occasionally east gale 8. Moderate or rough, occasionally very rough. Rain with moderate. Risk of fog.
D2
North 6, increasing to near gale 7, occasionally gale 8. Rough, occasionally very rough. Rain with moderate.
D3
North 6, increasing to northeast near gale 7. Rough, occasionally very rough. Rain with moderate.
Deep D4
Northeast near gale 7, occasionally gale 8. Rough or very rough. Rain with moderate.
E2
Northeast 6, increasing to north near gale 7. Rough, occasionally very rough. Rain with moderate.
E3
Northeast near gale 7. Rough, occasionally very rough. Rain with moderate.
Deep E4
Northeast 6, increasing to northeast near gale 7, occasionally north gale 8. Rough or very rough. Rain with moderate.
F2
Northeast near gale 7, decreasing to 6. Rough, occasionally very rough. Rain with moderate.
F3
North near gale 7, decreasing to 6. Rough, occasionally very rough. Rain with moderate.