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Surf Size, Swell Size, Swell Period & Direction, Wind Speed & Direction

 

Boston
Coordinates: 42.5N -70.75W
Start Time (GMT): 06Z17MAY2025
Local Time Zone: GMT -5
© Stormsurf 2025

Surf Hgt
ft
10
8
6
4
2

0.2

0.5

0.4

0.4

0.3

0.3

0.6

0.6

0.5

0.4

0.3

0.3

0.3

0.3

0.3

0.2

0.2

0.2

0.3

0.4

0.3

0.4

0.4

0.4

0.6

0.3

1.0

1.2

1.6

1.6

1.4

1.4

1.3

1.1

0.9

1.3

1.2

1.9

1.7

1.6

1.8

2.2

2.8

3.7

4.8

6.2

7.0

7.2

7.0

6.6

6.4

6.1

5.7

5.0

4.3

3.7

3.2

2.7

2.3

2.0

1.8

Wind
kts
30
25
20
15
10
5

8

10

9

8

8

15

12

8

12

14

13

11

12

14

16

15

19

22

19

22

16

22

20

16

14

12

11

12

13

6

5

5

7

6

4

13

15

12

13

16

18

19

21

24

27

29

30

28

25

20

17

15

14

3

9

9

9

8

6

2

10

WDir
dg
WDir
dg

S

SSW

SSW

SE

SSE

S

SSW

SW

W

W

W

W

W

W

W

W

WNW

NW

NW

NW

NW

NW

NNW

NW

NNW

NNW

NNW

N

NNE

NNW

NNE

N

NNW

NNE

NE

E

ENE

ENE

E

E

E

E

ENE

ENE

NE

NE

NE

NNE

NNE

N

N

NNE

ENE

SE

SSW

WSW

W

W

NW

ENE

ESE

   

17 Sa 02

17 Sa 05

17 Sa 08

17 Sa 11

17 Sa 14

17 Sa 17

17 Sa 20

17 Sa 23

18 Su 02

18 Su 05

18 Su 08

18 Su 11

18 Su 14

18 Su 17

18 Su 20

18 Su 23

19 Mo 02

19 Mo 05

19 Mo 08

19 Mo 11

19 Mo 14

19 Mo 17

19 Mo 20

19 Mo 23

20 Tu 02

20 Tu 05

20 Tu 08

20 Tu 11

20 Tu 14

20 Tu 17

20 Tu 20

20 Tu 23

21 We 02

21 We 05

21 We 08

21 We 11

21 We 14

21 We 17

21 We 20

21 We 23

22 Th 02

22 Th 05

22 Th 08

22 Th 11

22 Th 14

22 Th 17

22 Th 20

22 Th 23

23 Fr 02

23 Fr 05

23 Fr 08

23 Fr 11

23 Fr 14

23 Fr 17

23 Fr 20

23 Fr 23

24 Sa 02

24 Sa 05

24 Sa 08

24 Sa 11

24 Sa 14

Date/Day/Time (Local - 24 hr)
Swell Hgt
ft

12

10

8

6

4

2

0.5

0.8

0.6

0.5

0.5

0.4

1.4

1.4

1.0

0.9

0.7

0.6

0.6

0.6

0.5

0.5

0.4

0.4

0.4

0.4

0.3

0.5

0.8

0.8

1.1

0.5

1.7

2.0

2.5

2.5

2.2

2.1

2.0

1.8

1.5

1.8

2.9

3.1

2.8

3.4

3.6

4.2

5.0

5.9

7.0

8.1

8.5

8.3

7.7

7.0

6.6

6.3

5.8

5.2

4.6

3.9

3.4

2.9

2.5

2.2

2.0

Swell Per
sec

25

20

15

10

5

4.7

7.2

7.0

7.0

7.0

7.0

4.3

4.6

4.8

5.0

4.9

4.8

4.8

4.9

4.9

4.9

4.8

4.8

8.4

8.3

9.5

7.8

5.3

5.8

5.8

7.4

6.0

6.0

6.2

6.4

6.4

6.6

6.6

6.3

5.9

7.2

4.3

6.1

5.9

4.8

4.9

5.2

5.6

6.2

6.8

7.7

8.3

8.7

9.1

9.4

9.7

9.8

9.8

9.7

9.5

9.4

9.3

9.2

9.0

9.0

8.9

SDir
dg
SDir
dg

112

121

116

116

116

115

123

138

115

109

102

99

94

91

88

86

85

84

114

102

113

94

40

40

35

89

29

34

41

51

58

63

65

65

68

80

73

73

76

83

82

81

81

76

71

68

64

63

61

65

68

70

72

73

74

75

75

76

76

78

80

   

17 Sa 02

17 Sa 05

17 Sa 08

17 Sa 11

17 Sa 14

17 Sa 17

17 Sa 20

17 Sa 23

18 Su 02

18 Su 05

18 Su 08

18 Su 11

18 Su 14

18 Su 17

18 Su 20

18 Su 23

19 Mo 02

19 Mo 05

19 Mo 08

19 Mo 11

19 Mo 14

19 Mo 17

19 Mo 20

19 Mo 23

20 Tu 02

20 Tu 05

20 Tu 08

20 Tu 11

20 Tu 14

20 Tu 17

20 Tu 20

20 Tu 23

21 We 02

21 We 05

21 We 08

21 We 11

21 We 14

21 We 17

21 We 20

21 We 23

22 Th 02

22 Th 05

22 Th 08

22 Th 11

22 Th 14

22 Th 17

22 Th 20

22 Th 23

23 Fr 02

23 Fr 05

23 Fr 08

23 Fr 11

23 Fr 14

23 Fr 17

23 Fr 20

23 Fr 23

24 Sa 02

24 Sa 05

24 Sa 08

24 Sa 11

24 Sa 14

Date/Day/Time (Local - 24 hr)

.
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