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 tuesday 21 October 22:00 to thursday 23 October 09:59
Gale and storm warning
F2
F2: Northeast severe gale 9 from Tuesday 22utc until Wednesday 21utc
F3
F3: Northeast gale 8 from Wednesday 02utc until 08utc
Synoptic situation
Low 994 hPa, 76 N 42 E, moving NE, expected 1001 hPa, 77 N 52 E, Wednesday 18 utc.
Low 1001 hPa, 76 N 14 E, moving S, expected 1003 hPa, 74 N 14 E, Wednesday 18 utc.
Low 977 hPa, 60 N 07 W, moving W, expected 970 hPa, 61 N 09 W, Wednesday 18 utc.
Low 1000 hPa, 47 N 20 W, moving E, expected 986 hPa, 49 N 05 W, Wednesday 18 utc.
Ocean forecast
Inner Skagerrak
South 5. Slight or moderate, occasionally rough. Rain with moderate.
Outer Skagerrak
Variable 5. Slight. Rain with moderate.
Fisher
Variable 5. Moderate. Rain with moderate.
Forties
Variable 5. Moderate, occasionally rough. Rain with moderate.
South Utsire
Variable 4. Moderate. Rain with moderate.
North Utsire
Variable 5. Moderate. Rain with moderate.
Viking
Variable 5. Rough. Rain with moderate.
East-Tampen
Variable 5. Rough. Rain with moderate.
Storegga
Variable 5. Rough. Rain with moderate.
Froeya Bank
Variable 5. Rough. Rain with moderate.
Halten Bank
Variable 4. Moderate. Rain with moderate.
Storegga-Halten Bank to Greenwich Meridian
Northeast near gale 7, decreasing to variable 6. Rough or very rough. Rain with moderate.
Sklinna Bank
Variable 4. Moderate. Rain with moderate.
Traena Bank
Variable 4. Moderate, occasionally rough. Rain with moderate.
Roest Bank
Northeast near gale 7, decreasing to 6. Rough. Rain with moderate.
Outer Vestfjord
Northeast 4. Slight or moderate. Rain with moderate.
Vesteraalsbank
Northeast near gale 7. Rough. Rain with moderate.
Banks outside Troms
Northeast 6. Moderate, occasionally rough. Dry and good, becoming rain with moderate.
Tromsoeflaket
Northeast 6. Moderate, occasionally rough. Rain with moderate.
Hjelmsoey Bank
Northeast 6. Moderate, occasionally rough. Rain with moderate.
North Cape Bank
East 6. Moderate. Rain with moderate.
North Bank
Variable 6. Slight or moderate. Rain with moderate.
Kildin Bank
Southwest 6. Slight or moderate. Rain with moderate.
NB
Northeast 4. Slight or moderate. Dry and good.
YP
North 5. Slight or moderate. Dry and good, becoming snow with poor.
LiD
Northeast 4. Slight. Dry and good.
BnS
Northeast 5. Slight or moderate. Snow with poor.
A2
North 6. Moderate, occasionally rough. Occasional snow with poor, becoming dry and good. Risk of moderate icing.
A3
North near gale 7, decreasing to 6. Rough to slight. Snow with poor.
A4
Northeast 5. Slight. Snow with poor.
A5
Northeast 5. Slight or moderate. Snow with poor.
B1
North 5. Slight. Dry and good. Risk of moderate icing.
B2
North 6, occasionally near gale 7. Rough. Snow with poor. Risk of moderate icing.
B3
Variable 6. Moderate or rough. Snow with poor. Risk of fog.
B4
Variable 4. Slight. Snow with poor.
B5
Variable 4. Slight. Snow with poor.
C2
North 6. Moderate or rough. Snow with poor.
C3
Northwest 6. Moderate or rough. Snow with poor.
C4
Variable 5. Slight or moderate. Snow with poor, becoming rain with moderate.
C5
Variable 4. Slight or moderate. Snow with poor, becoming rain with moderate.
D2
Northeast 6. Moderate or rough. Snow with poor.
D3
North 6. Moderate, occasionally rough. Snow with poor, becoming rain with moderate.
Deep D4
Northeast 6. Moderate or rough. Rain with moderate.
E2
Northeast near gale 7. Rough or very rough. Rain with moderate.
E3
Northeast near gale 7. Rough. Rain with moderate.
Deep E4
Northeast near gale 7. Rough. Dry and good, becoming rain with moderate.
F2
Northeast gale 8, occasionally severe gale 9, becoming near gale 7. Very rough or high. Rain with moderate.
F3
Northeast near gale 7, occasionally gale 8. Very rough. Rain with moderate.