Nantasket Beach, Weir River Sea Conditions and Tide Table

Nantasket Beach, Weir River 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 04:15 PM.

Days 1–4 Weather Summary

A dusting of snow turning to light rain (total 2mm) on Tue night. Icy conditions (max 3°C on Tue night, min -10°C on Thu night). Winds increasing (light winds from the NW on Wed night, strong winds from the NNW by Thu night).

Days 5–7 Weather Summary

A dusting of snow turning to light rain (total 6mm) on Sun night. Icy conditions (max 6°C on Sun night, min -6°C on Fri afternoon). Winds increasing (light winds from the W on Sat night, fresh winds from the WNW by Sun night).

Days 8–10 Weather Summary

Mostly dry. Temperatures will be below freezing (max 0°C on Wed afternoon, min -5°C on Mon night). Winds decreasing (fresh winds from the WSW on Mon night, light winds from the SSW by Wed night).

Days 11–13 Weather Summary

Mostly dry. Temperatures will be below freezing (max -4°C on Thu afternoon, min -11°C on Thu night). Mainly fresh winds.

Tue
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sun
4
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
1:16PM2.97m
1:56AM2.61m
1:58PM2.94m
2:36AM2.65m
2:43PM2.90m
3:20AM2.71m
3:32PM2.85m
4:08AM2.79m
4:26PM2.79m
4:59AM2.89m
5:24PM2.74m
5:52AM3.01m
6:23PM2.72m
6:48AM3.12m
7:26PM2.72m
7:46AM3.25m
8:26PM2.73m
8:42AM3.33m
9:26PM2.80m
9:38AM3.43m
10:23PM2.87m
10:33AM3.47m
11:18PM2.92m
11:28AM3.47m
Low Tide
7:42PM0.06m
7:50AM0.40m
8:23PM0.07m
8:36AM0.38m
9:07PM0.09m
9:27AM0.35m
9:55PM0.11m
10:22AM0.29m
10:45PM0.13m
11:19AM0.20m
11:38PM0.14m
12:18PM0.10m
00:33AM0.14m
1:18PM-0.02m
1:31AM0.12m
2:19PM-0.16m
2:27AM0.11m
3:17PM-0.26m
3:25AM0.04m
4:12PM-0.37m
4:20AM-0.03m
5:06PM-0.43m
5:14AM-0.06m
Wave
height (m) 
direction
period (s) 
0.2
E
10
0.5
SE
4
1.1
NNW
4
2.2
ENE
8
1.5
E
9
1.2
E
9
1
E
10
1.7
N
6
1.2
NE
8
1.1
NE
8
0.9
ENE
10
1.1
ENE
12
1
ENE
12
0.9
ENE
12
0.7
ENE
12
0.7
ENE
12
0.8
E
8
0.9
NW
4
0.9
WNW
4
1
WSW
4
1
W
4
1
W
4
0.8
WNW
4
0.5
W
3
0.4
W
3
0.4
SSW
4
0.9
SSW
4
1.1
WNW
4
0.8
WNW
4
0.9
W
4
0.9
WNW
4
0.9
WNW
4
0.5
W
3
0.4
WSW
3
0.4
WSW
3
0.5
NW
3
light snow
light snow
part cloud
snow showers
cloud
cloud
part cloud
clear
clear
cloud
cloud
part cloud
clear
clear
cloud
light snow
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
part cloud
cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
light snow
light snow
some clouds
snow shwrs
cloudy
cloudy
some clouds
clear
clear
cloudy
cloudy
some clouds
clear
clear
cloudy
light snow
rain shwrs
some clouds
some clouds
some clouds
some clouds
some clouds
clear
clear
clear
some clouds
cloudy
some clouds
clear
some clouds
some clouds
clear
some clouds
clear
clear
some clouds
 km/h
10
SSE
10
SSW
35
NNW
30
N
10
WSW
25
SW
25
NW
35
NNW
20
NNW
10
NNE
15
N
20
NNE
15
NNE
10
NW
10
SW
15
SSW
15
SSW
25
WNW
30
W
35
WSW
30
W
30
W
25
W
20
W
15
WSW
15
SW
30
SW
35
WNW
25
W
30
W
30
W
25
W
20
WSW
20
WSW
15
WSW
20
NW
 mm 
2
6
max°C
2
3
3
1
0
2
3
-6
-7
-5
-4
-4
-5
-4
-1
0
6
-1
-3
-5
-2
-2
-3
-1
0
-1
0
-4
-11
-9
-9
-11
-5
-4
-6
-7
Moonrise
10:15
10:37
10:58
11:18
11:41
12:06
12:38
1:19
2:12
3:19
4:35
Moonset
7:44
8:53
10:01
11:10
12:21
1:36
2:54
4:15
5:35
6:46
7:44
8:29
Sunrise
7:09
7:09
7:11
7:11
7:11
7:11
7:11
7:11
7:11
7:11
7:11
7:11
Sunset
4:15
4:15
4:15
4:16
4:16
4:17
4:19
4:20
4:20
4:21
4:22
4:22
Today's sea temperature in Nantasket Beach, Weir River is
6.1° C
(Statistics for 23 Dec 1981-2005 – mean: 7.0 max: 8.8 min: 5.7°C)
Issued (local time): 6 pm Tuesday 23 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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