K38 and 39 Surf Break

Lat Long: 41.37° N 71.50° W

K38 and 39 48 hour detailed Surf Forecast

Issued: 7 am 06 Sep 2026 (local time)

Forecast update in  hr  min

Today's K38 and 39 sea temperature is
21.2°C
1.0° 

K38 and 39 surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at K38 and 39 today (06 Sep):

  • Morning surf: Morning surf (06 Sep, local time) - 0.5ft (0.2m), 7s period with E swell.
  • Afternoon surf: Afternoon surf (06 Sep, local time) - 1ft (0.3m), 7s period with ESE swell.
  • Evening surf: Evening surf (06 Sep, local time) - 1ft (0.3m), 7s period with E swell.

The current surf forecast for K38 and 39 at 11AM is: 0.3m 7s primary swell from a East-southeast direction and 0.2m 6s secondary swell from a South-southwest direction (forecast issued at 07:00am September 06). An open ocean swell of 0.4m 4s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (EDT) & DateWave HeightWave Period
Morning (06 Sep)0.5ft (0.2m)7s
Afternoon (06 Sep)1ft (0.3m)7s
Evening (06 Sep)1ft (0.3m)7s

Table - waves today at K38 and 39. (Swell directed towards the surf break)


Short Range Forecast

Light rain (total 3mm), mostly falling on Sun morning. Warm (max 26°C on Tue afternoon, min 16°C on Sun morning). Wind will be generally light.

Sunday
6
Monday
7
Tuesday
8
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.2
ESE
8
0.2
E
7
0.3
ESE
7
0.3
ESE
7
0.2
E
7
0.3
E
7
0.3
E
7
0.2
E
7
0.2
E
8
0.2
ESE
11
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
ESE
10
0.2
E
9
0.2
SSW
5
0.1
E
9
0.1
SE
9
0.4
SW
5
0.6
SW
4
0.7
SW
4
0.6
SW
4
Wave Graph
Metric surfscale
Energy kJ
6
4
10
10
4
9
9
4
5
11
10
10
9
9
9
6
3
3
3
5
10
15
12
Wind (km/h)
15
NNE
15
NNE
10
NE
5
ENE
5
S
10
SSW
15
WSW
15
NW
15
NW
15
NW
15
NNW
5
NNW
5
WNW
15
WNW
15
NW
15
NW
10
NW
10
WNW
10
WNW
15
WSW
10
W
15
W
10
NNW
Wind State
cross-off
off
off
glassy
glassy
cross-on
cross-on
cross
cross-off
cross
cross-off
cross-off
glassy
cross-on
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-off
High Tide
3:49AM0.82m
4:24PM1.07m
4:55AM0.90m
5:25PM1.11m
5:53AM0.99m
6:20PM1.15m
Low Tide
9:49AM0.10m
11:12PM0.08m
11:11AM0.04m
00:09AM0.01m
12:16PM-0.03m
cloud
light rain
clear
clear
rain showers
rain showers
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:16
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:10
7:08
7:07
 mm
1
1
1
Temp °C
17
16
18
19
18
18
18
16
16
17
21
24
25
24
23
22
21
21
23
26
26
25
24
Feels °C
15
14
16
19
18
17
16
14
13
13
18
22
24
21
19
19
18
18
21
23
24
23
23
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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