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 06:54 AM and sunset is at 04:09 PM.

Days 1–3 Weather Summary

Mostly dry. Icy conditions (max 4°C on Sun afternoon, min -5°C on Mon morning). Winds decreasing (strong winds from the NNW on Mon morning, light winds from the W by Mon night).

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Tue night. Icy conditions (max 10°C on Wed afternoon, min 0°C on Thu night). Winds decreasing (strong winds from the SSW on Wed afternoon, light winds from the WNW by Thu night).

Days 7–9 Weather Summary

Mostly dry. Freeze-thaw conditions (max 1°C on Fri night, min -4°C on Sun morning). Winds decreasing (fresh winds from the WNW on Sun afternoon, calm by Mon afternoon).

Days 10–12 Weather Summary

A moderate fall of snow, heaviest on Tue afternoon. Freeze-thaw conditions (max 6°C on Thu night, min -2°C on Wed night). Winds increasing (light winds from the ENE on Mon night, gales from the NNE by Tue afternoon).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thu
18
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
1:28PM1.18m
2:15AM0.98m
2:24PM1.13m
3:11AM0.96m
3:22PM1.07m
4:09AM0.94m
4:22PM1.01m
5:07AM0.93m
5:23PM0.95m
6:05AM0.92m
6:25PM0.90m
7:00AM0.93m
7:25PM0.87m
7:53AM0.94m
8:22PM0.85m
8:43AM0.95m
9:15PM0.85m
9:29AM0.96m
10:04PM0.85m
10:12AM0.97m
10:50PM0.85m
10:54AM0.98m
Low Tide
7:37PM-0.19m
7:47AM-0.03m
8:29PM-0.14m
8:42AM0.02m
9:23PM-0.08m
9:39AM0.06m
10:17PM-0.02m
10:38AM0.09m
11:12PM0.04m
11:39AM0.12m
00:07AM0.08m
12:41PM0.12m
1:00AM0.12m
1:41PM0.12m
1:52AM0.13m
2:37PM0.10m
2:40AM0.14m
3:26PM0.07m
3:26AM0.14m
4:10PM0.05m
4:09AM0.14m
4:51PM0.03m
Wave
height (m) 
direction
period (s) 
0.4
ESE
9
0.4
ESE
9
1
W
4
1.2
NNW
4
0.8
N
4
0.4
ENE
8
0.2
E
9
0.5
SSW
3
1.3
SSW
5
0.9
SW
4
1.8
SSW
6
1.4
SW
6
0.8
WSW
5
0.6
S
9
0.3
S
9
0.3
SSE
8
0.3
SSE
7
0.4
WSW
4
0.3
S
8
0.2
S
8
0.3
SE
10
0.6
NW
3
0.7
NW
4
0.8
WNW
4
0.4
WNW
3
0.2
ESE
9
0.3
E
4
1.6
ENE
5
2.3
ENE
7
2.4
NE
8
1.8
ENE
12
1.1
ENE
11
0.8
ENE
11
0.5
ENE
11
0.7
ENE
10
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
cloud
light rain
part cloud
part cloud
rain showers
clear
cloud
cloud
cloud
part cloud
clear
clear
clear
part cloud
clear
clear
part cloud
part cloud
cloud
cloud
light snow
mod snow
snow showers
clear
clear
part cloud
part cloud
cloud
some clouds
some clouds
clear
some clouds
cloudy
some clouds
some clouds
cloudy
light rain
some clouds
some clouds
rain shwrs
clear
cloudy
cloudy
cloudy
some clouds
clear
clear
clear
some clouds
clear
clear
some clouds
some clouds
cloudy
cloudy
light snow
mod snow
snow shwrs
clear
clear
some clouds
some clouds
cloudy
 km/h
15
NW
10
SSW
30
W
45
NNW
25
N
15
NNW
10
SW
20
SSW
40
WSW
30
SW
45
SSW
40
WSW
25
WNW
15
WNW
10
W
15
NW
15
NW
20
NW
10
WNW
5
WNW
20
NNW
25
NW
30
NW
25
WNW
15
WNW
5
WSW
20
ENE
45
NE
60
NNE
65
N
45
N
25
NW
15
WNW
15
SSW
25
SW
 mm 
1
2
max°C
3
4
4
-4
-2
-3
-1
4
7
9
10
8
4
4
1
2
3
1
0
0
0
-2
-1
-3
0
1
2
1
1
2
1
2
-1
3
5
Moonrise
7:06
8:23
9:35
10:44
11:49
12:52
1:54
2:56
3:59
5:03
6:05
Moonset
9:54
10:33
11:03
11:27
11:48
12:08
12:27
12:47
1:09
1:35
2:07
2:45
Sunrise
6:54
6:54
6:56
6:56
6:56
6:58
6:58
7:00
7:00
7:01
7:01
7:01
Sunset
4:09
4:09
4:09
4:09
4:09
4:10
4:10
4:10
4:10
4:12
4:12
4:12
Today's sea temperature in Hyannis is
7.3° C
(Statistics for 07 Dec 1981-2005 – mean: 9.3 max: 11.6 min: 7.7°C)
Issued (local time): 12 am Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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