Three Arch Bay Surf Break

Lat Long: 33.53° N 117.78° W

Three Arch Bay 48 hour detailed Surf Forecast

Issued: 4 am 21 Aug 2026 (local time)

Forecast update in  hr  min

Today's Three Arch Bay sea temperature is
20.9° C
1.3° 

Three Arch Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Three Arch Bay today (21 Aug):

  • Morning surf: Morning surf (21 Aug, local time) - 1.5ft (0.5m), 13s period with SSW swell.
  • Afternoon surf: Afternoon surf (21 Aug, local time) - 1.5ft (0.5m), 13s period with SSW swell.
  • Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.5m), 13s period with SSW swell.

The current surf forecast for Three Arch Bay at 10AM is: 0.5m 13s primary swell from a South-southwest direction and 0.4m 6s secondary swell from a West direction (forecast issued at 04:00am August 21). The wind direction is predicted to be onshore.

Time (PDT) & DateWave HeightWave Period
Morning (21 Aug)1.5ft (0.5m)13s
Afternoon (21 Aug)1.5ft (0.5m)13s
Evening (21 Aug)1.5ft (0.5m)13s

Table - waves today at Three Arch Bay. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 26°C on Sun morning, min 22°C on Fri morning). Wind will be generally light.

Friday
21
Saturday
22
Sunday
23
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
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
1
0
0
0
0
0
0
1
1
0
0
0
0
0
1
1
2
1
0
0
0
0
2
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)
0.7
SSW
14
0.5
SSW
14
0.5
SSW
13
0.4
SW
18
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.5
SSW
13
0.4
SSW
13
0.3
SW
18
0.4
SSW
15
0.5
SSW
15
0.6
SSW
14
0.6
SSW
14
0.6
SSW
14
0.6
SSW
15
0.4
SW
19
0.4
SW
19
0.4
SW
18
0.4
SW
18
0.6
SSW
13
0.6
SSW
14
Wave Graph
Metric surfscale
Energy kJ
175
105
102
101
99
99
98
98
99
98
65
63
74
121
165
165
165
186
131
127
114
112
139
145
Wind (km/h)
5
S
0
NW
5
SSW
10
SW
10
SW
10
WSW
5
WSW
5
SSW
0
SSE
0
SW
0
WSW
10
WSW
10
WSW
15
W
10
W
5
SW
0
SW
0
W
0
WNW
10
WSW
15
W
15
WNW
10
W
5
SW
Wind State
cross-on
glassy
on
on
on
on
cross-on
cross-on
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
glassy
glassy
glassy
glassy
cross-on
cross-on
cross-on
cross-on
glassy
High Tide
8:28AM1.36m
5:08PM1.83m
8:30AM1.43m
6:10PM1.91m
8:44AM1.49m
6:57PM2.01m
Low Tide
00:21AM0.65m
10:10AM1.35m
1:12AM0.53m
11:58AM1.32m
1:50AM0.43m
12:53PM1.24m
part cloud
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:16
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:30
7:29
7:28
 mm
Temp °C
21
22
22
24
24
24
23
23
23
23
24
25
25
25
24
23
23
23
24
26
26
25
24
23
Feels °C
23
25
24
26
25
25
25
25
26
25
26
26
25
25
25
25
25
25
26
26
26
25
25
25
  • 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 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Three Arch Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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