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 07:05 AM and sunset is at 04:15 PM.

Days 1–3 Weather Summary

Light rain (total 8mm), mostly falling on Tue night. Icy conditions (max 4°C on Tue night, min -7°C on Thu night). Winds increasing (calm on Wed night, strong winds from the NNW by Thu night).

Days 4–6 Weather Summary

Light rain (total 7mm), mostly falling on Sun night. Icy conditions (max 7°C on Sun night, min -6°C on Fri morning). Winds increasing (light winds from the W on Sat night, fresh winds from the SSW by Sun night).

Days 7–9 Weather Summary

Mostly dry. Temperatures will be below freezing (max 0°C on Mon morning, min -5°C on Tue night). Winds decreasing (strong winds from the W on Mon night, light winds from the W by Wed night).

Days 10–12 Weather Summary

Mostly dry. Freeze-thaw conditions (max 9°C on Sun morning, min -3°C on Thu morning). Winds decreasing (fresh winds from the WSW on Thu afternoon, calm by Fri night).

Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
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
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
7:23PM0.88m
7:44AM1.03m
8:24PM0.90m
8:41AM1.08m
9:24PM0.91m
9:36AM1.11m
10:23PM0.93m
10:33AM1.15m
11:19PM0.96m
11:28AM1.17m
00:14AM0.98m
Low Tide
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
1:07AM0.00m
1:51PM-0.06m
2:04AM-0.01m
2:50PM-0.10m
2:59AM-0.01m
3:47PM-0.14m
3:56AM-0.03m
4:43PM-0.17m
4:52AM-0.05m
5:37PM-0.19m
5:46AM-0.06m
Wave
height (m) 
direction
period (s) 
0.2
E
10
0.2
E
10
0.7
SSE
4
1.2
WNW
4
1.1
NNE
4
0.9
ENE
9
0.9
ENE
10
1
E
10
1.3
NNW
4
1
N
4
0.7
NE
5
0.4
ENE
10
0.8
E
13
0.7
E
13
0.5
E
13
0.4
ENE
12
0.5
E
12
1.2
S
5
1.1
WNW
4
1.2
W
4
1.8
WSW
5
1.4
W
5
1.3
W
5
0.9
W
4
0.6
WNW
4
0.4
WNW
3
0.2
WNW
2
0.6
W
3
1
WSW
4
0.9
WSW
4
0.6
W
3
0.3
SW
4
0.1
SE
7
0.2
ESE
6
0.4
S
3
0.6
SSW
4
cloud
light rain
light rain
part cloud
light rain
cloud
light rain
rain showers
cloud
cloud
cloud
cloud
part cloud
clear
clear
part cloud
light rain
rain showers
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
clear
clear
part cloud
clear
clear
part cloud
cloudy
light rain
light rain
some clouds
light rain
cloudy
light rain
rain shwrs
cloudy
cloudy
cloudy
cloudy
some clouds
clear
clear
some clouds
light rain
rain shwrs
some clouds
some clouds
some clouds
clear
some clouds
clear
clear
clear
clear
some clouds
some clouds
cloudy
clear
clear
some clouds
clear
clear
some clouds
 km/h
5
W
10
ESE
15
WSW
45
NW
40
NNE
5
WNW
30
SW
25
WNW
45
NNW
35
N
25
N
15
NNE
25
NNE
20
N
15
NW
15
WSW
20
SW
35
SSW
35
WNW
40
W
50
W
40
W
40
W
30
WNW
20
WNW
15
WNW
15
W
25
W
30
WSW
25
W
20
W
10
NW
0
SSE
15
S
20
SSW
25
SSW
 mm 
2
3
1
1
1
1
6
max°C
3
3
4
4
3
2
4
3
-3
-5
-4
-2
-2
-3
-3
1
3
7
0
-2
-3
-2
-1
-3
-2
0
-2
0
1
1
3
4
3
5
6
8
Moonrise
9:46
10:11
10:34
10:55
11:17
11:39
12:05
12:38
1:19
2:13
3:19
4:36
Moonset
7:44
8:51
9:59
11:08
12:18
1:32
2:50
4:10
5:30
6:41
7:39
Sunrise
7:05
7:05
7:05
7:05
7:07
7:07
7:07
7:07
7:07
7:07
7:07
7:07
Sunset
4:15
4:15
4:15
4:15
4:16
4:17
4:19
4:19
4:20
4:21
4:22
4:22
Today's sea temperature in Hyannis is
4.9° C
(Statistics for 23 Dec 1981-2005 – mean: 7.6 max: 9.6 min: 6.3°C)
Issued (local time): 12 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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