St Simeon Sea Conditions and Tide Table

St Simeon 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 — and sunset is at 03:48 PM.

Days 1–4 Weather Summary

Heavy rain (total 21mm), heaviest during Fri afternoon. Later becoming colder with a dusting of snow on Sat night. Icy conditions (max 9°C on Fri morning, min -8°C on Fri night). Mainly fresh winds.

Days 5–7 Weather Summary

Mostly dry. Air temperatures will be below freezing (max -3°C on Sun afternoon, min -13°C on Mon afternoon). Winds decreasing (strong winds from the NW on Sun night, calm by Tue afternoon).

Days 8–10 Weather Summary

A light covering of new snow, mostly falling on Fri morning. Temperatures will be below freezing (max -1°C on Thu morning, min -9°C on Wed night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Temperatures will be below freezing (max -5°C on Tue morning, min -13°C on Sat night). Wind will be generally light.

Thu
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tue
30
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
night
AM
Wave Height Map
High Tide
2:17PM4.89m
2:48AM4.02m
2:53PM4.98m
3:23AM4.07m
3:28PM5.04m
3:56AM4.12m
4:02PM5.07m
4:30AM4.15m
4:38PM5.06m
5:07AM4.16m
5:15PM4.99m
5:47AM4.16m
5:56PM4.88m
6:30AM4.15m
6:41PM4.71m
7:20AM4.16m
7:32PM4.51m
8:15AM4.20m
8:31PM4.30m
9:13AM4.31m
9:36PM4.11m
10:12AM4.47m
10:42PM3.98m
11:11AM4.67m
Low Tide
9:03PM1.01m
8:51AM1.50m
9:38PM0.96m
9:26AM1.41m
10:13PM0.95m
10:01AM1.35m
10:49PM0.96m
10:39AM1.33m
11:26PM0.98m
11:20AM1.35m
00:06AM1.02m
12:04PM1.41m
00:48AM1.09m
12:51PM1.48m
1:32AM1.17m
1:43PM1.56m
2:19AM1.28m
2:41PM1.60m
3:10AM1.39m
3:46PM1.58m
4:04AM1.48m
4:56PM1.48m
5:05AM1.52m
Wave
height (m) 
direction
period (s) 
0.4
SW
3
0.3
SSW
3
0.1
SW
2
0.2
S
2
0.5
SW
3
0.4
WNW
3
0.1
W
2
0.2
S
2
0.4
SW
2
0.4
WSW
3
0.4
WNW
3
0.6
NNW
3
0.4
NW
2
0.2
WSW
2
0.4
SW
2
0.2
SSW
2
0.2
NNE
2
0.3
NNE
3
0.2
NNE
2
0.1
S
2
0.4
SW
3
0.1
SW
2
0.1
NE
2
0.3
NE
2
0.1
NE
2
0.1
S
1
0.3
NW
2
0.2
NNW
2
0.1
NW
2
0.1
NW
2
0.1
W
2
0.2
SSW
2
0.1
SW
2
0.1
S
2
0.1
W
2
0.1
SW
2
cloud
part cloud
mod rain
heavy rain
rain showers
clear
cloud
light snow
part cloud
cloud
cloud
clear
part cloud
part cloud
cloud
part cloud
cloud
cloud
part cloud
cloud
part cloud
cloud
light snow
light snow
light snow
part cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
part cloud
cloud
cloudy
some clouds
mod rain
heavy rain
rain shwrs
clear
cloudy
light snow
some clouds
cloudy
cloudy
clear
some clouds
some clouds
cloudy
some clouds
cloudy
cloudy
some clouds
cloudy
some clouds
cloudy
light snow
light snow
light snow
some clouds
clear
clear
clear
clear
clear
some clouds
cloudy
some clouds
some clouds
cloudy
 km/h
20
SSW
20
SSW
10
SSW
10
SSW
35
W
30
W
10
WSW
15
SSE
20
SSW
30
WSW
35
WNW
35
NW
20
WNW
15
WSW
15
SW
10
WSW
15
NNE
20
NNE
10
NNW
10
SSW
15
SW
5
NNE
15
NE
15
NE
10
NE
5
SW
20
NW
15
NW
15
NW
5
NW
5
WSW
10
WSW
5
WSW
5
W
5
WNW
10
SW
 mm 
7
13
1
max°C
0
4
9
9
3
-6
-5
-3
1
-3
-4
-10
-12
-9
-4
-4
-5
-5
-6
-6
-1
-2
-4
-4
-3
-3
-6
-8
-10
-7
-9
-10
-6
-6
-9
-5
Moonrise
7:34
8:25
9:07
9:38
10:03
10:23
10:40
10:56
11:12
11:28
11:49
12:14
Moonset
2:58
3:55
5:00
6:11
7:24
8:38
9:52
11:07
12:23
1:43
3:08
Sunrise
7:24
7:24
7:24
7:26
7:26
7:26
7:26
7:26
7:28
7:28
7:28
7:28
Sunset
3:48
3:48
3:48
3:48
3:49
3:49
3:51
3:51
3:52
3:52
3:53
3:53
Today's sea temperature in St Simeon is
0.2° C
(Statistics for 18 Dec 1981-2005 – mean: 2.8 max: 3.9 min: 1.8°C)
Issued (local time): 6 pm Thursday 18 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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