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

 

Boston
Coordinates: 42.5N -70.75W
Start Time (GMT): 12Z12SEP2026
Local Time Zone: GMT -5
© Stormsurf 2026

Surf Hgt
ft
5
4
3
2
1

0.3

0.4

0.4

0.5

0.4

0.4

0.3

0.4

0.4

0.3

0.4

0.6

0.7

0.6

0.5

0.4

0.3

0.6

0.4

0.4

0.3

0.4

0.4

0.4

0.3

0.2

1.1

0.2

0.9

0.9

0.7

0.6

0.6

0.7

0.9

0.9

0.9

1.1

1.2

1.2

1.2

1.1

0.3

0.3

1.1

0.7

0.4

0.3

0.5

0.4

0.8

0.6

0.4

0.4

0.3

0.3

0.3

0.3

0.2

0.3

0.3

Wind
kts
30
25
20
15
10
5

2

8

13

14

11

11

9

8

6

6

11

8

5

4

9

12

8

15

10

8

10

11

13

16

13

10

8

10

9

9

6

5

6

3

5

10

9

8

7

6

3

5

12

13

17

11

12

14

15

13

6

3

8

9

8

10

8

7

5

8

10

WDir
dg
WDir
dg

ESE

ESE

E

ESE

S

S

SSW

S

S

E

E

N

NW

SW

SW

WSW

WNW

NNW

NNW

NNE

NNW

NNE

NNE

NE

ENE

ENE

ENE

ESE

SE

SSE

SW

WSW

SSW

S

ESE

SE

SSW

SSW

SSW

SSW

SSW

ESE

E

E

E

ESE

ESE

ESE

SSE

SSE

SSW

SSW

NNW

N

NNE

NNE

NNE

NE

E

SE

SE

   

12 Sa 07

12 Sa 10

12 Sa 13

12 Sa 16

12 Sa 19

12 Sa 22

13 Su 01

13 Su 04

13 Su 07

13 Su 10

13 Su 13

13 Su 16

13 Su 19

13 Su 22

14 Mo 01

14 Mo 04

14 Mo 07

14 Mo 10

14 Mo 13

14 Mo 16

14 Mo 19

14 Mo 22

15 Tu 01

15 Tu 04

15 Tu 07

15 Tu 10

15 Tu 13

15 Tu 16

15 Tu 19

15 Tu 22

16 We 01

16 We 04

16 We 07

16 We 10

16 We 13

16 We 16

16 We 19

16 We 22

17 Th 01

17 Th 04

17 Th 07

17 Th 10

17 Th 13

17 Th 16

17 Th 19

17 Th 22

18 Fr 01

18 Fr 04

18 Fr 07

18 Fr 10

18 Fr 13

18 Fr 16

18 Fr 19

18 Fr 22

19 Sa 01

19 Sa 04

19 Sa 07

19 Sa 10

19 Sa 13

19 Sa 16

19 Sa 19

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

6

5

4

3

2

1

0.3

0.4

0.4

1.6

0.4

1.0

0.8

0.4

0.4

0.8

0.4

1.5

1.5

1.3

1.1

1.0

0.8

0.8

0.7

0.6

0.5

0.4

0.5

0.5

0.4

0.3

2.1

0.3

1.8

1.7

1.4

1.3

1.3

1.3

1.3

1.3

1.3

1.5

1.6

1.6

1.6

1.5

0.3

0.3

2.8

1.0

0.3

0.3

0.7

0.7

1.8

1.4

1.0

0.8

0.7

0.5

0.5

0.5

0.7

0.5

0.6

Swell Per
sec

25

20

15

10

5

10.1

10.1

10.1

3.0

10.1

3.6

3.5

10.1

10.0

3.6

9.8

3.8

4.3

4.3

4.3

4.3

4.3

7.0

6.8

6.6

6.5

8.6

8.1

8.0

7.8

9.2

5.2

9.1

5.2

5.2

5.0

4.8

4.7

5.8

6.8

6.8

7.0

7.3

7.3

7.4

7.3

7.2

12.5

12.4

3.9

6.7

12.2

12.1

6.3

6.2

4.3

4.3

4.3

4.5

4.4

5.7

5.6

5.6

3.5

5.5

5.4

SDir
dg
SDir
dg

105

102

101

105

102

121

129

103

103

130

104

101

95

92

90

90

83

111

114

114

114

104

108

107

103

99

64

98

75

80

78

78

81

85

88

89

91

96

96

93

91

90

93

93

92

88

94

94

88

89

110

105

102

100

99

93

94

93

74

91

91

   

12 Sa 07

12 Sa 10

12 Sa 13

12 Sa 16

12 Sa 19

12 Sa 22

13 Su 01

13 Su 04

13 Su 07

13 Su 10

13 Su 13

13 Su 16

13 Su 19

13 Su 22

14 Mo 01

14 Mo 04

14 Mo 07

14 Mo 10

14 Mo 13

14 Mo 16

14 Mo 19

14 Mo 22

15 Tu 01

15 Tu 04

15 Tu 07

15 Tu 10

15 Tu 13

15 Tu 16

15 Tu 19

15 Tu 22

16 We 01

16 We 04

16 We 07

16 We 10

16 We 13

16 We 16

16 We 19

16 We 22

17 Th 01

17 Th 04

17 Th 07

17 Th 10

17 Th 13

17 Th 16

17 Th 19

17 Th 22

18 Fr 01

18 Fr 04

18 Fr 07

18 Fr 10

18 Fr 13

18 Fr 16

18 Fr 19

18 Fr 22

19 Sa 01

19 Sa 04

19 Sa 07

19 Sa 10

19 Sa 13

19 Sa 16

19 Sa 19

Date/Day/Time (Local - 24 hr)

.
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