Grimstad Sea Conditions and Tide Table

Grimstad Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 09:11 AM and sunset is at 03:33 PM.

Days 1–3 Weather Summary

Heavy rain (total 23mm), heaviest during Thu night. Cool air temperatures (max 10°C on Thu night, min 5°C on Sat night). Winds decreasing (strong winds from the SSW on Thu night, light winds from the W by Sat night).

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 5°C on Sun night, min 1°C on Tue afternoon). Winds decreasing (fresh winds from the NE on Mon night, calm by Wed morning).

Days 7–9 Weather Summary

Mostly dry. Mild temperatures (max 8°C on Thu afternoon, min 1°C on Sat afternoon). Winds increasing (light winds from the NW on Wed night, fresh winds from the NE by Fri morning).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 1°C on Sat night, min -1°C on Tue morning). Wind will be generally light.

Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
4:16PM0.25m
4:34AM0.23m
5:02PM0.24m
5:21AM0.23m
5:50PM0.23m
6:12AM0.23m
6:41PM0.22m
7:06AM0.22m
7:34PM0.21m
8:00AM0.22m
8:27PM0.20m
8:53AM0.23m
9:17PM0.19m
9:43AM0.23m
10:06PM0.19m
10:32AM0.24m
10:52PM0.20m
11:19AM0.26m
11:38PM0.22m
12:06PM0.27m
00:24AM0.23m
12:54PM0.28m
Low Tide
9:32AM0.04m
9:58PM0.05m
10:10AM0.05m
10:34PM0.06m
10:50AM0.05m
11:11PM0.06m
11:33AM0.06m
11:50PM0.07m
12:17PM0.07m
00:31AM0.07m
1:06PM0.08m
1:15AM0.08m
2:00PM0.09m
2:05AM0.08m
3:02PM0.09m
3:01AM0.08m
4:14PM0.09m
4:07AM0.07m
5:20PM0.08m
5:16AM0.06m
6:17PM0.06m
6:19AM0.04m
Wave
height (m) 
direction
period (s) 
2.5
SW
9
2.1
SW
9
2.2
SW
8
1.5
SW
8
1.1
SW
8
0.6
SW
7
0.5
SW
6
0.7
SSW
4
0.7
ENE
4
0.9
ENE
4
0.9
ENE
4
1.3
ENE
5
1.3
ENE
5
1.1
E
5
0.6
E
4
0.2
ESE
3
0.1
E
3
0
E
3
0.1
E
3
0.1
NE
3
0.4
NE
3
1.3
ENE
5
1.7
ENE
6
1.2
ENE
5
0.7
E
4
0.7
E
4
0.6
E
4
0.7
ESE
4
0.7
ESE
4
0.7
ESE
4
0.6
SE
4
0.6
SE
4
0.4
SSW
5
0.4
E
3
0.4
E
3
part cloud
part cloud
part cloud
clear
clear
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
cloud
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
some clouds
some clouds
some clouds
clear
clear
cloudy
cloudy
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
cloudy
some clouds
clear
clear
clear
clear
some clouds
some clouds
some clouds
cloudy
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
 km/h
30
WSW
30
SW
35
WSW
25
WSW
20
WSW
5
W
15
NE
20
NE
20
NE
25
NE
25
NE
30
NE
30
NE
25
NE
10
NNE
5
N
5
NNW
5
NNW
10
NW
10
W
15
N
30
NE
35
NE
25
NE
15
NE
15
NE
15
NE
20
NE
20
NE
20
NE
15
NE
15
NE
15
NE
15
NE
15
NE
 mm 
max°C
8
8
9
8
7
6
5
5
5
5
3
3
2
1
1
1
3
4
7
8
7
4
3
3
2
1
1
1
1
1
1
1
1
0
-1
Moonrise
9:44
10:39
11:10
11:26
11:35
11:41
11:44
11:46
11:48
11:51
11:55
12:01
Moonset
1:54
2:48
4:05
5:34
7:05
8:35
10:04
11:33
1:04
2:40
4:22
Sunrise
9:11
9:11
9:11
9:12
9:12
9:12
9:14
9:14
9:14
9:14
9:14
9:14
Sunset
3:33
3:33
3:33
3:34
3:34
3:36
3:37
3:37
3:38
3:40
3:41
3:41
Today's sea temperature in Grimstad is
7.9° C
(Statistics for 19 Dec 1981-2005 – mean: 6.8 max: 8.1 min: 5.2°C)
Issued (local time): 12 am Friday 19 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest