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

Some drizzle, heaviest during Tue night. Icy conditions (max 7°C on Tue night, min -4°C on Mon morning). Winds increasing (light winds from the W on Sun morning, strong winds from the SW by Tue night).

Days 4–6 Weather Summary

Light rain (total 3mm) at first, then becoming colder with a dusting of snow on Fri night. Icy conditions (max 10°C on Wed afternoon, min -2°C on Fri night). Winds decreasing (strong winds from the SSW on Wed afternoon, light winds from the W by Thu night).

Days 7–9 Weather Summary

Mostly dry. Temperatures will be below freezing (max 0°C on Sun afternoon, min -4°C on Sat afternoon). Winds decreasing (strong winds from the WNW on Sat afternoon, light winds from the WNW by Sun night).

Days 10–12 Weather Summary

Drizzle at first, then turning colder with dusting of snow on Thu night. Freeze-thaw conditions (max 8°C on Wed night, min -4°C on Fri morning). Winds increasing (light winds from the WNW on Tue afternoon, strong winds from the SW by Wed night).

Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
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
night
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
11:33PM0.85m
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
4:51AM0.12m
Wave
height (m) 
direction
period (s) 
0.4
ESE
9
0.4
ESE
9
1
WSW
4
0.9
NNW
4
0.8
N
4
0.5
N
3
0.2
E
9
0.4
SSW
3
1.4
SSW
5
0.8
SW
5
1.3
SSW
5
1.3
SW
6
1.1
WSW
4
1.2
SW
6
0.8
W
4
0.4
S
8
0.7
SW
4
1
W
4
1.1
WNW
4
1.3
W
5
1.3
W
5
1
W
4
0.8
W
4
0.5
W
3
0.4
NW
3
0.6
NNW
3
0.5
NW
3
0.5
SE
10
0.4
SE
9
0.4
ESE
10
1.5
SW
5
1.4
SW
5
1.1
SW
4
1.8
SSW
7
1.5
SSW
7
1.1
WSW
4
part cloud
part cloud
clear
part cloud
part cloud
part cloud
clear
cloud
light rain
cloud
cloud
rain showers
clear
part cloud
cloud
part cloud
cloud
snow showers
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
cloud
clear
part cloud
cloud
clear
clear
part cloud
cloud
light snow
some clouds
some clouds
clear
some clouds
some clouds
some clouds
clear
cloudy
light rain
cloudy
cloudy
rain shwrs
clear
some clouds
cloudy
some clouds
cloudy
snow shwrs
clear
some clouds
clear
some clouds
some clouds
some clouds
clear
some clouds
some clouds
cloudy
clear
some clouds
cloudy
clear
clear
some clouds
cloudy
light snow
 km/h
15
NW
10
SW
30
W
40
NNW
25
N
20
NNW
10
SSW
20
SSW
40
SW
25
SW
35
SSW
35
WSW
35
W
35
W
25
W
15
WSW
25
SW
30
W
40
WNW
45
WNW
40
W
30
W
25
W
20
NW
20
NNW
25
NNW
20
NNW
15
NNW
10
NW
20
SW
45
WSW
40
WSW
35
SW
50
SW
40
SW
30
W
 mm 
1
3
1
max°C
4
4
5
-4
-3
-3
-2
4
7
8
10
8
5
4
2
5
5
4
-1
-2
-3
-1
0
-1
-1
0
-2
-2
-2
2
3
4
8
8
8
7
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 pm Sunday 07 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest