Hyannis Sea Conditions and Tide Table

Hyannis 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 04:12 PM.

Days 1–4 Weather Summary

Light rain (total 9mm), mostly falling on Fri afternoon. Icy conditions (max 12°C on Fri morning, min -2°C on Fri night). Winds increasing (light winds from the WSW on Wed night, strong winds from the S by Fri morning).

Days 5–7 Weather Summary

Mostly dry. Icy conditions (max 8°C on Sat night, min -6°C on Mon night). Winds decreasing (strong winds from the SW on Sat night, light winds from the WNW by Mon night).

Days 8–10 Weather Summary

Light rain (total 3mm), mostly falling on Tue afternoon. Freeze-thaw conditions (max 4°C on Thu afternoon, min -3°C on Wed night). Winds decreasing (strong winds from the SW on Tue afternoon, calm by Wed night).

Days 11–13 Weather Summary

Mostly dry. Freeze-thaw conditions (max 1°C on Fri afternoon, min -5°C on Sun night). Winds decreasing (fresh winds from the NW on Sun morning, calm by Mon morning).

Wed
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Mon
29
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
10:50PM0.85m
10:54AM0.98m
11:33PM0.85m
11:34AM0.98m
00:14AM0.85m
12:13PM0.99m
00:54AM0.85m
12:52PM0.98m
1:33AM0.85m
1:31PM0.98m
2:13AM0.85m
2:11PM0.96m
2:53AM0.85m
2:52PM0.95m
3:35AM0.86m
3:38PM0.93m
4:19AM0.88m
4:28PM0.91m
5:06AM0.91m
5:23PM0.90m
5:56AM0.94m
6:22PM0.88m
6:49AM0.99m
Low Tide
4:10PM0.05m
4:09AM0.14m
4:51PM0.03m
4:51AM0.12m
5:31PM0.01m
5:32AM0.12m
6:10PM-0.00m
6:14AM0.10m
6:50PM-0.02m
6:55AM0.10m
7:31PM-0.02m
7:38AM0.09m
8:12PM-0.03m
8:22AM0.09m
8:55PM-0.03m
9:10AM0.08m
9:40PM-0.02m
10:00AM0.07m
10:27PM-0.02m
10:54AM0.05m
11:18PM-0.01m
11:51AM0.02m
00:11AM-0.00m
12:51PM-0.02m
Wave
height (m) 
direction
period (s) 
1.1
SW
4
0.6
SW
5
0.3
SSE
8
0.5
S
4
1
SSE
4
1.6
S
6
1.5
SSE
10
1.6
SW
7
1
SSE
10
0.6
SSE
10
0.9
SSW
4
1.3
SW
5
1.2
WSW
4
1.3
W
5
1.2
WNW
4
1.1
WNW
4
0.7
WNW
4
0.3
E
10
0.9
SW
4
0.9
WSW
4
0.8
WNW
4
0.9
NNW
4
0.3
NNE
4
0.4
SE
4
0.4
SSW
3
0.4
N
2
0.5
NE
4
0.4
ENE
5
0.4
ENE
4
0.5
E
3
0.4
E
4
0.8
WNW
4
0.9
NW
4
0.7
NW
4
0.4
NNW
3
0.2
ENE
6
clear
clear
clear
clear
part cloud
light rain
rain showers
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
light rain
part cloud
part cloud
clear
part cloud
part cloud
light rain
light rain
cloud
cloud
part cloud
cloud
cloud
part cloud
part cloud
part cloud
cloud
cloud
clear
clear
clear
clear
some clouds
light rain
rain shwrs
clear
clear
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
cloudy
light rain
some clouds
some clouds
clear
some clouds
some clouds
light rain
light rain
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
some clouds
some clouds
cloudy
cloudy
 km/h
35
SW
20
WNW
10
SE
20
S
35
S
45
S
30
SW
45
W
25
WNW
10
SSW
30
SSW
35
WSW
35
WSW
40
WNW
40
WNW
35
NW
25
NW
15
SW
30
SW
25
W
30
NW
35
NW
15
NW
15
SSW
15
SSW
20
N
15
NE
15
NE
15
ENE
15
SE
10
SSE
30
WNW
35
NW
30
NNW
20
NW
5
NNE
 mm 
5
4
1
1
1
max°C
8
4
2
7
11
12
8
2
0
1
8
7
6
-1
-1
-1
-4
2
3
3
2
-1
-2
1
4
3
2
1
1
1
1
1
-2
-2
-3
-1
Moonrise
6:05
7:03
7:55
8:39
9:16
9:46
10:11
10:34
10:55
11:17
11:39
12:05
Moonset
2:45
3:33
4:28
5:30
6:36
7:44
8:51
9:59
11:08
12:18
1:32
Sunrise
7:01
7:03
7:03
7:03
7:05
7:05
7:05
7:05
7:05
7:07
7:07
7:07
Sunset
4:12
4:12
4:13
4:13
4:14
4:14
4:15
4:15
4:15
4:15
4:16
4:17
Today's sea temperature in Hyannis is
4.9° C
(Statistics for 17 Dec 1981-2005 – mean: 8.3 max: 10.7 min: 7.0°C)
Issued (local time): 6 pm Wednesday 17 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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