Nantasket Beach Surf Report

Current surf conditions for Nantasket Beach (2025-08-21)
Wave height * 2.5ft / 0.8m
Swell period 17s
Swell direction °
Wind ° 18mph / 29km/h
Weather Cloudy 19°C / 66°F
Sea temp 18°C / 65°F
* Wave size is face height of set waves.
Nantasket Beach surf map

10 day Nantasket Beach surf forecast

Thu

21/Aug
3ft

14

17

20
  • Low 5:14am
  • High 11:30am
  • Low 5:22pm
  • High 11:41pm

Fri

22/Aug
6ft

20

12

8
  • Low 6:01am
  • High 12:15pm
  • Low 6:10pm

Sat

23/Aug
4.5ft

11

12

18
  • High 12:27am
  • Low 6:43am
  • High 12:57pm
  • Low 6:56pm

Sun

24/Aug
3.5ft

11

14

11
  • High 1:10am
  • Low 7:23am
  • High 1:36pm
  • Low 7:39pm

Mon

25/Aug
2ft

8

8

6
  • High 1:52am
  • Low 8:02am
  • High 2:15pm
  • Low 8:22pm

Tue

26/Aug
1.5ft

10

15

8
  • High 2:34am
  • Low 8:41am
  • High 2:53pm
  • Low 9:05pm

Wed

27/Aug
1.5ft

12

6

7
  • High 3:17am
  • Low 9:21am
  • High 3:34pm
  • Low 9:50pm

Thu

28/Aug
1ft

8

5

6
  • High 4:02am
  • Low 10:04am
  • High 4:17pm
  • Low 10:37pm

Fri

29/Aug
1ft

7

7

8
  • High 4:50am
  • Low 10:49am
  • High 5:05pm
  • Low 11:29pm

Thu 21st Aug

Surf report for Thu 21/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 2ft 3ft 16s 11mph (16mph) weather symbol 16°C/61°F
8:00 2ft 3.2ft 16s 14mph (18mph) weather symbol 17°C/63°F
11:00 2.5ft 3.7ft 17s 16mph (20mph) weather symbol 19°C/66°F
14:00 3ft 4.4ft 17s 17mph (21mph) weather symbol 19°C/66°F
17:00 3.5ft 5.5ft 18s 19mph (26mph) weather symbol 18°C/65°F
20:00 4.5ft 6.8ft 18s 20mph (30mph) weather symbol 18°C/64°F
Tide times
Low 5:14am (-0.22m)
High 11:30am (9.48m)
Low 5:22pm (0.54m)
High 11:41pm (10.79m)
Daylight
First light05:28
Sunrise05:57
Sunset19:35
Dark20:04

Fri 22nd Aug

Surf report for Fri 22/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 5.5ft 8.5ft 15s 21mph (34mph) weather symbol 17°C/62°F
8:00 6.5ft 8.4ft 8s 20mph (34mph) weather symbol 17°C/63°F
11:00 6ft 8.1ft 9s 17mph (26mph) weather symbol 19°C/67°F
14:00 6ft 7.6ft 9s 12mph (19mph) weather symbol 21°C/69°F
17:00 5.5ft 7.3ft 10s 8mph (10mph) weather symbol 21°C/69°F
20:00 5ft 7ft 11s 8mph (10mph) weather symbol 18°C/64°F
Tide times
Low 6:01am (-0.29m)
High 12:15pm (9.73m)
Low 6:10pm (0.36m)
Daylight
First light05:29
Sunrise05:58
Sunset19:33
Dark20:03

Sat 23rd Aug

Surf report for Sat 23/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 5ft 6.3ft 11s 11mph (25mph) weather symbol 17°C/63°F
8:00 5ft 6.2ft 11s 11mph (21mph) weather symbol 20°C/68°F
11:00 5ft 5.9ft 11s 9mph (13mph) weather symbol 25°C/76°F
14:00 4.5ft 5.6ft 11s 12mph (16mph) weather symbol 27°C/81°F
17:00 4.5ft 5.7ft 11s 18mph (26mph) weather symbol 25°C/77°F
20:00 4.5ft 5.4ft 11s 18mph (33mph) weather symbol 21°C/70°F
Tide times
High 12:27am (10.72m)
Low 6:43am (-0.23m)
High 12:57pm (9.90m)
Low 6:56pm (0.27m)
Daylight
First light05:30
Sunrise05:59
Sunset19:32
Dark20:01

Sun 24th Aug

Surf report for Sun 24/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 3.5ft 4.1ft 11s 10mph (25mph) weather symbol 19°C/65°F
8:00 3ft 3.8ft 11s 11mph (22mph) weather symbol 20°C/68°F
11:00 3ft 3.7ft 11s 11mph (16mph) weather symbol 24°C/75°F
14:00 3.5ft 3.9ft 11s 14mph (18mph) weather symbol 25°C/78°F
17:00 3.5ft 4ft 11s 14mph (19mph) weather symbol 25°C/76°F
20:00 3.5ft 3.7ft 10s 11mph (21mph) weather symbol 21°C/70°F
Tide times
High 1:10am (10.53m)
Low 7:23am (-0.05m)
High 1:36pm (9.97m)
Low 7:39pm (0.30m)
Daylight
First light05:31
Sunrise06:00
Sunset19:30
Dark19:59

Mon 25th Aug

Surf report for Mon 25/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 2.5ft 2.6ft 9s 4mph (4mph) weather symbol 19°C/66°F
8:00 2ft 2.3ft 9s 8mph (12mph) weather symbol 20°C/68°F
11:00 2ft 2.2ft 9s 6mph (5mph) weather symbol 22°C/72°F
14:00 2ft 2.3ft 9s 8mph (7mph) weather symbol 23°C/74°F
17:00 2ft 2.6ft 7s 8mph (12mph) weather symbol 20°C/69°F
20:00 1.5ft 2.5ft 7s 6mph (11mph) weather symbol 20°C/68°F
Tide times
High 1:52am (10.21m)
Low 8:02am (0.24m)
High 2:15pm (9.94m)
Low 8:22pm (0.44m)
Daylight
First light05:32
Sunrise06:01
Sunset19:29
Dark19:58

Tue 26th Aug

Surf report for Tue 26/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 1ft 2ft 7s 9mph (18mph) weather symbol 16°C/60°F
8:00 1.5ft 2ft 7s 10mph (19mph) weather symbol 18°C/64°F
11:00 1.5ft 2.1ft 8s 8mph (12mph) weather symbol 22°C/71°F
14:00 1.5ft 2.2ft 8s 15mph (22mph) weather symbol 24°C/75°F
17:00 1.5ft 2.4ft 8s 12mph (17mph) weather symbol 23°C/74°F
20:00 2ft 2.6ft 8s 8mph (15mph) weather symbol 19°C/65°F
Tide times
High 2:34am (9.81m)
Low 8:41am (0.62m)
High 2:53pm (9.82m)
Low 9:05pm (0.67m)
Daylight
First light05:33
Sunrise06:02
Sunset19:27
Dark19:56

Wed 27th Aug

Surf report for Wed 27/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 1.5ft 2.5ft 9s 10mph (19mph) weather symbol 15°C/58°F
8:00 1.5ft 2.4ft 9s 12mph (23mph) weather symbol 17°C/62°F
11:00 1.5ft 2.2ft 9s 9mph (15mph) weather symbol 20°C/68°F
14:00 1.5ft 2.1ft 9s 6mph (11mph) weather symbol 22°C/72°F
17:00 1ft 2ft 9s 8mph (13mph) weather symbol 21°C/69°F
20:00 1ft 1.9ft 10s 7mph (12mph) weather symbol 19°C/66°F
Tide times
High 3:17am (9.35m)
Low 9:21am (1.06m)
High 3:34pm (9.62m)
Low 9:50pm (0.97m)
Daylight
First light05:34
Sunrise06:04
Sunset19:25
Dark19:54

Thu 28th Aug

Surf report for Thu 28/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 1ft 1.8ft 9s 8mph (12mph) weather symbol 14°C/57°F
8:00 1.5ft 1.9ft 9s 8mph (10mph) weather symbol 16°C/60°F
11:00 1ft 1.8ft 8s 5mph (8mph) weather symbol 20°C/68°F
14:00 1ft 1.6ft 8s 5mph (9mph) weather symbol 22°C/71°F
17:00 1.5ft 1.8ft 8s 3mph (7mph) weather symbol 21°C/70°F
20:00 1.5ft 2ft 8s 6mph (6mph) weather symbol 19°C/66°F
Tide times
High 4:02am (8.85m)
Low 10:04am (1.52m)
High 4:17pm (9.37m)
Low 10:37pm (1.31m)
Daylight
First light05:36
Sunrise06:05
Sunset19:24
Dark19:53

Fri 29th Aug

Surf report for Fri 29/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 1ft 1.6ft 8s 7mph (10mph) weather symbol 17°C/63°F
8:00 1ft 1.5ft 8s 7mph (10mph) weather symbol 19°C/66°F
11:00 1ft 1.3ft 7s 3mph (5mph) weather symbol 24°C/75°F
14:00 1ft 1.2ft 7s 7mph (7mph) weather symbol 25°C/77°F
17:00 1ft 1.2ft 7s 11mph (15mph) weather symbol 23°C/74°F
20:00 1ft 1.4ft 7s 8mph (13mph) weather symbol 21°C/69°F
Tide times
High 4:50am (8.38m)
Low 10:49am (1.95m)
High 5:05pm (9.12m)
Low 11:29pm (1.61m)
Daylight
First light05:37
Sunrise06:06
Sunset19:22
Dark19:51

Sat 30th Aug

Surf report for Sat 30/08
  Wave size Primary swell Direction Period Wind direction Wind speed Weather
5:00 1ft 1.4ft 7s 2mph (2mph) weather symbol 18°C/65°F
8:00 1ft 1.6ft 6s 3mph (3mph) weather symbol 20°C/68°F
11:00 1.5ft 1.8ft 5s 4mph (3mph) weather symbol 23°C/74°F
14:00 2ft 2.2ft 4s 7mph (5mph) weather symbol 24°C/75°F
17:00 2ft 2.4ft 5s 7mph (13mph) weather symbol 22°C/71°F
20:00 2ft 2.4ft 5s 5mph (5mph) weather symbol 20°C/69°F
Tide times
High 5:43am (7.99m)
Low 11:40am (2.30m)
High 5:57pm (8.93m)
Daylight
First light05:38
Sunrise06:07
Sunset19:20
Dark19:49

Nearest buoys

Cape Cod Bay, MA (221)
02:30pm
3ft
4s

Surf spots nearby

Not Magic Seaweed (MSW)

Although we look a bit like Magic Seaweed we are not MagicSeaweed as they no longer exist...