Rio San Juan Sea Conditions and Tide Table

Rio San Juan 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 06:43 AM and sunset is at 06:51 PM.

Days 1–3 Weather Summary

Moderate rain (total 11mm), heaviest on Sun night. Warm air temperatures (max 27°C on Sun afternoon, min 21°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 9mm), mostly falling on Mon morning. Warm air temperatures (max 28°C on Wed afternoon, min 23°C on Mon night). Mainly fresh winds.

Days 7–9 Weather Summary

Light rain (total 9mm), mostly falling on Fri night. Warm (max 28°C on Thu afternoon, min 23°C on Thu night). Wind will be generally light.

Days 10–12 Weather Summary

Heavy rain (total 33mm), heaviest during Mon night. Warm (max 26°C on Sun afternoon, min 23°C on Sun night). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
Monday
24
Tuesday
25
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
31
Tuesday
1
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
night
Wave Height Map
High Tide
1:07PM0.38m
2:25AM0.59m
1:59PM0.37m
3:22AM0.60m
3:03PM0.38m
4:19AM0.62m
4:12PM0.42m
5:14AM0.65m
5:18PM0.47m
6:06AM0.67m
6:18PM0.54m
6:54AM0.67m
7:13PM0.62m
7:41AM0.67m
8:07PM0.70m
8:28AM0.64m
8:59PM0.76m
9:15AM0.61m
9:52PM0.80m
10:02AM0.56m
10:46PM0.81m
10:51AM0.52m
11:41PM0.79m
Low Tide
8:22AM0.24m
7:10PM0.14m
9:22AM0.25m
8:05PM0.14m
10:18AM0.25m
9:09PM0.15m
11:08AM0.24m
10:16PM0.14m
11:52AM0.22m
11:21PM0.13m
12:32PM0.18m
00:24AM0.11m
1:11PM0.14m
1:24AM0.09m
1:51PM0.10m
2:23AM0.08m
2:32PM0.06m
3:22AM0.08m
3:15PM0.02m
4:20AM0.08m
4:00PM0.00m
5:19AM0.10m
4:48PM-0.00m
Wave
height (m) 
direction
period (s) 
1.6
N
11
1.4
N
10
1.1
N
10
0.9
N
9
1
N
9
1
NNW
11
1.1
N
9
1.2
N
9
1.3
ENE
6
1.2
NE
7
1.4
NE
7
1.3
ENE
7
1.2
ENE
7
1.4
ENE
7
1.2
ENE
7
1.2
E
7
1.3
E
7
1.2
ENE
8
1.1
E
8
1.3
E
8
1
E
8
0.9
E
8
1
E
8
1
E
9
1
E
9
1.1
E
9
1.2
ENE
8
1.2
NE
8
1.3
ENE
8
1.3
ENE
8
1.2
ENE
9
1.3
ENE
9
1.3
ENE
9
1.3
ENE
9
1.3
ENE
8
1.4
ENE
8
clear
clear
clear
part cloud
clear
rain showers
rain showers
clear
rain showers
rain showers
clear
thunderstorm
rain showers
clear
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
some clouds
clear
rain shwrs
rain shwrs
clear
rain shwrs
rain shwrs
clear
risk tstorm
rain shwrs
clear
risk tstorm
clear
clear
clear
clear
clear
clear
clear
clear
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
risk tstorm
 km/h
5
NE
15
NE
5
E
15
E
25
E
15
E
25
E
25
E
20
E
20
ESE
30
E
20
ESE
25
ESE
30
E
15
SE
25
ESE
25
E
10
SSE
15
ESE
25
E
15
SSE
10
E
20
E
10
ESE
20
E
25
E
15
ESE
15
ESE
20
E
15
ESE
15
E
20
E
15
E
20
E
20
E
15
ESE
 mm 
1.0
1.0
9
1.0
4
1.0
3
4
2.0
1.0
2.0
3
2.0
3
2.0
1.0
8
4
3
5
max°C
24
25
23
25
25
24
26
27
25
26
27
25
27
27
25
27
28
25
27
28
26
27
27
25
26
27
25
25
26
25
26
26
24
25
26
24
Moonrise
12:26
1:21
2:15
3:05
3:53
4:36
5:17
5:57
6:36
7:17
8:02
8:51
Moonset
11:19
12:13
1:11
2:12
3:13
4:15
5:16
6:17
7:20
8:25
9:32
10:40
Sunrise
6:43
6:43
6:41
6:41
6:39
6:39
6:37
6:37
6:37
6:35
6:35
6:33
Sunset
6:51
6:51
6:52
6:52
6:52
6:52
6:52
6:52
6:52
6:52
6:53
6:53
Today's sea temperature in Rio San Juan is 27.0 °C (Statistics for 21 Mar 1981-2005 – mean: 26.0 max: 27.0 min: 25.1°C)
Issued (local time): 1 am Friday 21 Mar 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest