Rainsford Island, Nantasket Roads Sea Conditions and Tide Table

Rainsford Island, Nantasket Roads 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 07:03 AM and sunset is at 04:10 PM.

Days 1–3 Weather Summary

A dusting of new snow. Icy conditions (max 3°C on Sat afternoon, min -9°C on Sun night). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 3mm), mostly falling on Thu night. Icy conditions (max 12°C on Thu night, min -4°C on Tue morning). Winds increasing (calm on Thu morning, fresh winds from the SSW by Thu night).

Days 7–9 Weather Summary

Light rain (total 8mm), mostly falling on Sun morning. Freeze-thaw conditions (max 13°C on Sun morning, min -4°C on Sun night). Winds decreasing (fresh winds from the W on Fri afternoon, light winds from the SSW by Sat afternoon).

Days 10–12 Weather Summary

Some drizzle, heaviest during Tue night. Freeze-thaw conditions (max 7°C on Wed morning, min -6°C on Mon night). Winds increasing (calm on Mon night, fresh winds from the SW by Tue afternoon).

Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
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
6:24PM2.52m
6:53AM2.70m
7:22PM2.46m
7:42AM2.73m
8:16PM2.44m
8:28AM2.77m
9:05PM2.44m
9:11AM2.81m
9:50PM2.46m
9:52AM2.85m
10:32PM2.47m
10:32AM2.88m
11:12PM2.48m
11:11AM2.90m
11:51PM2.49m
11:50AM2.90m
00:30AM2.50m
12:29PM2.90m
1:10AM2.51m
1:10PM2.88m
1:50AM2.54m
1:53PM2.85m
2:33AM2.58m
Low Tide
12:12PM0.41m
00:31AM0.39m
1:12PM0.37m
1:23AM0.45m
2:07PM0.32m
2:11AM0.47m
2:55PM0.25m
2:56AM0.48m
3:39PM0.19m
3:38AM0.47m
4:20PM0.14m
4:19AM0.45m
5:00PM0.11m
5:00AM0.43m
5:38PM0.08m
5:40AM0.42m
6:17PM0.07m
6:21AM0.41m
6:57PM0.06m
7:03AM0.41m
7:37PM0.06m
7:47AM0.40m
8:19PM0.07m
Wave
height (m) 
direction
period (s) 
0.4
SW
2
0.4
SSW
3
0.4
SW
3
0.4
NW
3
0.5
NNW
3
1.3
N
5
1.2
NNW
5
0.9
NW
4
0.5
W
3
0.3
WNW
3
0.2
ESE
4
0.5
SW
3
1
SSW
4
0.9
SSW
4
0.8
W
4
0.2
ESE
10
0.2
ESE
10
1.3
SSE
5
0.9
WSW
4
0.9
WSW
4
0.9
WNW
4
0.4
WNW
3
0.2
WSW
2
0.7
S
4
1.3
SSW
5
0.9
WNW
4
0.9
NW
4
0.9
NW
4
1.1
NNW
4
0.4
NNE
6
0.7
S
3
1.1
SSW
4
0.8
SW
4
0.4
SW
3
0.1
E
10
0.5
N
3
cloud
cloud
light snow
snow showers
part cloud
clear
clear
cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
clear
part cloud
clear
part cloud
cloud
light rain
light rain
clear
clear
clear
clear
part cloud
cloud
cloud
light rain
cloud
cloud
cloud
cloudy
cloudy
light snow
snow shwrs
some clouds
clear
clear
cloudy
some clouds
clear
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
some clouds
rain shwrs
clear
some clouds
clear
some clouds
cloudy
light rain
light rain
clear
clear
clear
clear
some clouds
cloudy
cloudy
light rain
cloudy
cloudy
cloudy
 km/h
15
SW
15
SW
10
SW
15
WNW
20
NW
25
NW
25
WNW
20
W
15
WSW
10
W
10
SW
20
SW
30
SW
25
SW
25
W
5
W
15
SSE
30
SSW
25
WSW
30
W
25
W
15
W
10
SSW
25
SSW
30
SW
25
WNW
25
WNW
25
NW
20
NW
5
ENE
25
SSW
30
SW
20
SW
15
WSW
5
NW
15
N
 mm 
3
4
4
1
max°C
2
3
1
-1
-1
-6
-4
-4
-3
-1
-1
1
7
5
5
1
1
12
10
5
-1
2
3
12
13
7
1
-3
-4
-5
2
4
5
7
6
3
Moonrise
12:55
1:57
3:00
4:04
5:08
6:10
7:09
8:01
8:45
9:21
9:50
10:15
Moonset
12:28
12:48
1:10
1:36
2:07
2:45
3:32
4:28
5:30
6:37
7:45
8:53
Sunrise
7:03
7:05
7:05
7:05
7:07
7:07
7:07
7:07
7:09
7:09
7:09
7:09
Sunset
4:10
4:10
4:12
4:12
4:12
4:13
4:13
4:13
4:14
4:14
4:15
4:15
Today's sea temperature in Rainsford Island, Nantasket Roads is
7.1° C
(Statistics for 13 Dec 1981-2005 – mean: 8.0 max: 9.9 min: 6.4°C)
Issued (local time): 6 am Saturday 13 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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