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 08:20 PM.

Days 1–4 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Very warm air temperatures (max 30°C on Fri afternoon, min 18°C on Sun night). Winds increasing (calm on Fri night, fresh winds from the S by Sun night).

Days 5–7 Weather Summary

Mostly dry. Warm air temperatures (max 27°C on Wed afternoon, min 16°C on Mon night). Wind will be generally light.

Days 8–10 Weather Summary

Some drizzle, heaviest during Thu night. Warm (max 26°C on Sat afternoon, min 16°C on Fri night). Winds decreasing (fresh winds from the S on Thu afternoon, light winds from the NNW by Fri afternoon).

Days 11–13 Weather Summary

Light rain (total 2mm), mostly falling on Sun night. Warm (max 24°C on Mon afternoon, min 16°C on Sun night). Wind will be generally light.

Days 14–17 Weather Summary

Heavy rain (total 31mm), heaviest during Thu afternoon. Warm (max 26°C on Sat afternoon, min 15°C on Fri night). Wind will be generally light.

Fri
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
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
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
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High Tide
9:31PM3.37m
10:12AM2.91m
10:24PM3.51m
11:07AM2.96m
11:18PM3.59m
12:02PM3.01m
00:12AM3.61m
12:59PM3.03m
1:09AM3.58m
1:56PM3.05m
2:06AM3.51m
2:51PM3.05m
3:03AM3.37m
3:46PM3.03m
4:00AM3.21m
4:42PM3.01m
5:00AM3.03m
5:39PM2.98m
6:01AM2.87m
6:34PM2.96m
7:01AM2.73m
7:27PM2.94m
8:01AM2.63m
8:20PM2.93m
9:00AM2.57m
9:11PM2.94m
9:54AM2.55m
Low Tide
3:19PM0.19m
4:04AM-0.15m
4:14PM0.12m
4:59AM-0.29m
5:08PM0.06m
5:53AM-0.38m
6:02PM0.02m
6:47AM-0.41m
6:57PM0.01m
7:41AM-0.39m
7:52PM0.03m
8:34AM-0.32m
8:48PM0.08m
9:27AM-0.20m
9:45PM0.16m
10:22AM-0.06m
10:45PM0.24m
11:18AM0.09m
11:47PM0.30m
12:13PM0.24m
00:47AM0.33m
1:06PM0.37m
1:46AM0.35m
1:59PM0.48m
2:45AM0.34m
2:51PM0.55m
3:40AM0.31m
3:42PM0.57m
Wave
Height (m)
Direction
Period (s)
0.4
SE
3
0.3
ESE
9
0.3
E
9
0.3
E
8
0.3
E
8
0.3
E
8
0.6
S
3
0.5
SE
4
0.3
E
8
0.3
E
8
0.4
E
7
0.3
E
7
0.4
E
7
0.3
E
7
0.2
E
6
0.7
SSE
4
0.3
ESE
5
0.5
S
3
1
S
4
0.5
SE
5
0.4
NNW
3
0.3
ESE
6
0.3
ESE
6
0.3
E
6
0.3
E
7
0.3
E
7
0.3
E
7
0.4
WSW
3
0.2
E
7
0.1
E
7
0.4
ESE
3
0.2
E
7
1
NE
5
0.6
NE
5
0.3
NE
4
0.2
E
4
0.4
SE
3
0.4
SSW
3
0.4
SE
4
0.8
S
4
0.4
SE
5
0.4
ESE
7
0.4
ESE
7
0.4
ESE
8
0.4
ESE
8
0.5
E
7
0.4
ESE
7
thunderstorm
part cloud
clear
clear
clear
part cloud
part cloud
light rain
clear
part cloud
clear
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
rain showers
clear
part cloud
clear
clear
clear
part cloud
part cloud
cloud
rain showers
clear
clear
part cloud
part cloud
clear
clear
part cloud
cloud
cloud
light rain
thunderstorm
thunderstorm
part cloud
rain showers
thunderstorm
clear
part cloud
part cloud
risk tstorm
some clouds
clear
clear
clear
some clouds
some clouds
light rain
clear
some clouds
clear
some clouds
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
rain shwrs
clear
some clouds
clear
clear
clear
some clouds
some clouds
cloudy
rain shwrs
clear
clear
some clouds
some clouds
clear
clear
some clouds
cloudy
cloudy
light rain
risk tstorm
risk tstorm
some clouds
rain shwrs
risk tstorm
clear
some clouds
some clouds
km/h
10
SSW
20
WNW
10
NNW
5
ENE
10
W
15
SSW
25
S
10
SSW
10
WNW
5
N
15
WNW
15
SW
15
SW
10
SSW
10
SSW
25
S
10
SSW
20
S
35
S
15
WSW
15
NNW
15
NNW
10
WNW
15
WNW
20
WNW
15
SW
20
W
20
WSW
10
W
5
NNE
20
SE
10
NNW
20
NE
15
ESE
10
WSW
5
WNW
10
S
15
SW
15
SSW
25
SW
15
SSW
10
NE
5
ENE
10
W
10
WNW
5
S
10
WNW
2
4
1
2
2
11
14
1
3
max °C
30
26
25
27
26
28
29
22
24
26
20
23
25
21
25
27
21
20
24
22
22
25
23
23
26
25
22
21
17
23
24
22
17
19
18
23
24
23
21
25
20
19
20
19
23
26
23
Moonrise
3:12
4:02
5:05
6:20
7:41
9:01
10:17
11:28
12:36
1:42
2:47
3:51
4:56
5:59
7:00
Moonset
5:52
7:14
8:30
9:34
10:24
11:01
11:31
11:55
12:17
12:37
12:57
1:18
1:43
2:12
2:47
Sunrise
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:05
5:07
5:07
5:07
5:07
5:07
5:07
Sunset
8:20
8:20
8:21
8:21
8:21
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:22
8:23
8:23
Today's sea temperature in Nantasket Beach, Weir River is
16.4° C
(Statistics for 12 Jun 1981-2005 – mean: 14.2 max: 16.2 min: 12.5°C)
Issued (local time): 1 pm Friday 12 Jun 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest