K38 and 39 Surf Break

Lat Long: 41.37° N 71.50° W

K38 and 39 48 hour detailed Surf Forecast

Issued: 7 am 15 Jul 2026 (local time)

Forecast update in  hr  min

Today's K38 and 39 sea temperature is
20.8° C
0.1° 

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 (15 Jul):

  • Morning surf: Morning surf (15 Jul, local time) - 4ft (1.2m), 7s period with SW swell.
  • Afternoon surf: Afternoon surf (15 Jul, local time) - 3.5ft (1.1m), 6s period with SW swell.
  • Evening surf: Evening surf (15 Jul, local time) - 2.5ft (0.8m), 6s period with SSW swell.

The current surf forecast for K38 and 39 at 1PM is: 1.1m 6s primary swell from a Southwest direction and 0.1m 9s secondary swell from a Southeast direction, 0.1m 17s secondary swell from a South direction (forecast issued at 07:00am July 15). The wind direction is predicted to be cross-onshore.

Time (EDT) & DateWave HeightWave Period
Morning (15 Jul)4ft (1.2m)7s
Afternoon (15 Jul)3.5ft (1.1m)6s
Evening (15 Jul)2.5ft (0.8m)6s

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


Short Range Forecast

Mostly dry. Warm (max 34°C on Wed afternoon, min 21°C on Fri morning). Wind will be generally light.

Wednesday
15
Thursday
16
Friday
17
Sat
18
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
2 AM
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
0
Swell
Height Map
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)
1.5
SW
7
1.2
SW
7
1.1
SW
6
1.1
SW
6
0.9
SSW
6
0.8
SSW
6
0.7
SSW
6
0.7
SSW
6
0.6
SSW
6
0.6
SSW
6
0.5
SSW
6
0.9
SW
6
0.9
SW
4
0.8
SSW
6
0.7
SSW
6
0.6
SSW
6
0.5
SSW
6
0.4
SSW
5
0.4
SSW
5
0.5
S
6
0.6
S
6
0.6
SSW
6
0.6
SSW
6
0.6
SSW
6
Wave Graph
Metric surfscale
Energy kJ
198
131
104
88
69
49
32
30
26
26
18
51
28
39
33
25
17
11
11
16
24
26
27
26
Wind (km/h)
20
WSW
20
W
25
W
20
W
20
NW
20
NW
15
NNW
5
WNW
10
SW
10
W
15
W
25
WSW
25
W
15
WNW
10
NNW
5
SSE
10
WNW
15
N
5
WNW
10
SW
15
SW
15
SW
15
WSW
15
WSW
Wind State
cross-on
cross-on
cross-on
cross-on
cross
cross
cross-off
glassy
on
cross-on
cross-on
on
cross-on
cross
cross-off
glassy
cross
cross-off
cross
on
on
on
cross-on
on
High Tide
9:02AM1.11m
9:26PM1.27m
9:53AM1.12m
10:15PM1.21m
10:43AM1.12m
11:04PM1.12m
Low Tide
3:04AM-0.15m
3:08PM-0.14m
3:51AM-0.15m
4:02PM-0.11m
4:38AM-0.12m
4:56PM-0.06m
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
cloud
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:24
5:26
5:26
5:26
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:17
8:16
8:15
8:15
 mm
Temp °C
24
26
29
32
34
29
26
25
24
24
28
29
30
28
26
23
22
21
24
25
27
25
23
22
Feels °C
24
26
28
30
31
26
24
25
23
23
26
25
26
26
25
23
21
19
22
22
23
22
21
21
  • 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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